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* [PATCH v2 0/7] ASoC: mediatek: Add support for MT7986 SoC
@ 2023-06-26  2:34 ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Changes in v2:
 - v1 title: [PATCH 0/7] ASoC: mediatek: Add support for MT79xx SoC
 - add missing maintainers
 - rename mt79xx to mt7986 in all files
 - use clk bulk api in mt7986-afe-clk.c [2/7]
 - refine mt7986-afe-pcm.c based on reviewer's suggestions [4/7]
 - refine dt-binding files based on reviewer's suggestions [6/7] [7/7]
 - transpose [3/7] and [4/7] in v1 to fix test build errors
 
This series of patches adds support for MediaTek AFE of MT7986 SoC.
Patches are based on broonie tree "for-next" branch.

Maso Huang (7):
  ASoC: mediatek: mt7986: add common header
  ASoC: mediatek: mt7986: support audio clock control
  ASoC: mediatek: mt7986: support etdm in platform driver
  ASoC: mediatek: mt7986: add platform driver
  ASoC: mediatek: mt7986: add machine driver with wm8960
  ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document
  ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document

 .../bindings/sound/mediatek,mt7986-afe.yaml   |  89 +++
 .../sound/mediatek,mt7986-wm8960.yaml         |  53 ++
 sound/soc/mediatek/Kconfig                    |  20 +
 sound/soc/mediatek/Makefile                   |   1 +
 sound/soc/mediatek/mt7986/Makefile            |  10 +
 sound/soc/mediatek/mt7986/mt7986-afe-clk.c    |  75 +++
 sound/soc/mediatek/mt7986/mt7986-afe-clk.h    |  18 +
 sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 ++
 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c    | 598 ++++++++++++++++++
 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c   | 421 ++++++++++++
 sound/soc/mediatek/mt7986/mt7986-reg.h        | 206 ++++++
 sound/soc/mediatek/mt7986/mt7986-wm8960.c     | 184 ++++++
 12 files changed, 1726 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
 create mode 100644 sound/soc/mediatek/mt7986/Makefile
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-wm8960.c

-- 
2.18.0


^ permalink raw reply	[flat|nested] 42+ messages in thread

* [PATCH v2 0/7] ASoC: mediatek: Add support for MT7986 SoC
@ 2023-06-26  2:34 ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Changes in v2:
 - v1 title: [PATCH 0/7] ASoC: mediatek: Add support for MT79xx SoC
 - add missing maintainers
 - rename mt79xx to mt7986 in all files
 - use clk bulk api in mt7986-afe-clk.c [2/7]
 - refine mt7986-afe-pcm.c based on reviewer's suggestions [4/7]
 - refine dt-binding files based on reviewer's suggestions [6/7] [7/7]
 - transpose [3/7] and [4/7] in v1 to fix test build errors
 
This series of patches adds support for MediaTek AFE of MT7986 SoC.
Patches are based on broonie tree "for-next" branch.

Maso Huang (7):
  ASoC: mediatek: mt7986: add common header
  ASoC: mediatek: mt7986: support audio clock control
  ASoC: mediatek: mt7986: support etdm in platform driver
  ASoC: mediatek: mt7986: add platform driver
  ASoC: mediatek: mt7986: add machine driver with wm8960
  ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document
  ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document

 .../bindings/sound/mediatek,mt7986-afe.yaml   |  89 +++
 .../sound/mediatek,mt7986-wm8960.yaml         |  53 ++
 sound/soc/mediatek/Kconfig                    |  20 +
 sound/soc/mediatek/Makefile                   |   1 +
 sound/soc/mediatek/mt7986/Makefile            |  10 +
 sound/soc/mediatek/mt7986/mt7986-afe-clk.c    |  75 +++
 sound/soc/mediatek/mt7986/mt7986-afe-clk.h    |  18 +
 sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 ++
 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c    | 598 ++++++++++++++++++
 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c   | 421 ++++++++++++
 sound/soc/mediatek/mt7986/mt7986-reg.h        | 206 ++++++
 sound/soc/mediatek/mt7986/mt7986-wm8960.c     | 184 ++++++
 12 files changed, 1726 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
 create mode 100644 sound/soc/mediatek/mt7986/Makefile
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-wm8960.c

-- 
2.18.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* [PATCH v2 1/7] ASoC: mediatek: mt7986: add common header
  2023-06-26  2:34 ` Maso Huang
@ 2023-06-26  2:34   ` Maso Huang
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add header files for register definition and structure.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 +++++
 sound/soc/mediatek/mt7986/mt7986-reg.h        | 206 ++++++++++++++++++
 2 files changed, 257 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h

diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-common.h b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
new file mode 100644
index 000000000000..646e1be4fdce
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt7986-afe-common.h  --  MediaTek 7986 audio driver definitions
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#ifndef _MT_7986_AFE_COMMON_H_
+#define _MT_7986_AFE_COMMON_H_
+
+#include <sound/soc.h>
+#include <linux/clk.h>
+#include <linux/list.h>
+#include <linux/regmap.h>
+#include "../common/mtk-base-afe.h"
+
+enum {
+	MT7986_MEMIF_DL1,
+	MT7986_MEMIF_VUL12,
+	MT7986_MEMIF_NUM,
+	MT7986_DAI_ETDM = MT7986_MEMIF_NUM,
+	MT7986_DAI_NUM,
+};
+
+enum {
+	MT7986_IRQ_0,
+	MT7986_IRQ_1,
+	MT7986_IRQ_2,
+	MT7986_IRQ_NUM,
+};
+
+struct clk;
+
+struct mt7986_afe_private {
+	struct clk_bulk_data *clks;
+	int num_clks;
+
+	int pm_runtime_bypass_reg_ctl;
+
+	/* dai */
+	void *dai_priv[MT7986_DAI_NUM];
+};
+
+unsigned int mt7986_afe_rate_transform(struct device *dev,
+				       unsigned int rate);
+
+/* dai register */
+int mt7986_dai_etdm_register(struct mtk_base_afe *afe);
+#endif
diff --git a/sound/soc/mediatek/mt7986/mt7986-reg.h b/sound/soc/mediatek/mt7986/mt7986-reg.h
new file mode 100644
index 000000000000..6433cdf3da92
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-reg.h
@@ -0,0 +1,206 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt7986-reg.h  --  MediaTek 7986 audio driver reg definition
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#ifndef _MT7986_REG_H_
+#define _MT7986_REG_H_
+
+#define AUDIO_TOP_CON2                  0x0008
+#define AUDIO_TOP_CON4                  0x0010
+#define AUDIO_ENGEN_CON0                0x0014
+#define AFE_IRQ_MCU_EN                  0x0100
+#define AFE_IRQ_MCU_STATUS              0x0120
+#define AFE_IRQ_MCU_CLR                 0x0128
+#define AFE_IRQ0_MCU_CFG0               0x0140
+#define AFE_IRQ0_MCU_CFG1               0x0144
+#define AFE_IRQ1_MCU_CFG0               0x0148
+#define AFE_IRQ1_MCU_CFG1               0x014c
+#define AFE_IRQ2_MCU_CFG0               0x0150
+#define AFE_IRQ2_MCU_CFG1               0x0154
+#define ETDM_IN5_CON0                   0x13f0
+#define ETDM_IN5_CON1                   0x13f4
+#define ETDM_IN5_CON2                   0x13f8
+#define ETDM_IN5_CON3                   0x13fc
+#define ETDM_IN5_CON4                   0x1400
+#define ETDM_OUT5_CON0                  0x1570
+#define ETDM_OUT5_CON4                  0x1580
+#define ETDM_OUT5_CON5                  0x1584
+#define ETDM_4_7_COWORK_CON0            0x15e0
+#define ETDM_4_7_COWORK_CON1            0x15e4
+#define AFE_CONN018_1                   0x1b44
+#define AFE_CONN018_4                   0x1b50
+#define AFE_CONN019_1                   0x1b64
+#define AFE_CONN019_4                   0x1b70
+#define AFE_CONN124_1                   0x2884
+#define AFE_CONN124_4                   0x2890
+#define AFE_CONN125_1                   0x28a4
+#define AFE_CONN125_4                   0x28b0
+#define AFE_CONN_RS_0                   0x3920
+#define AFE_CONN_RS_3                   0x392c
+#define AFE_CONN_16BIT_0                0x3960
+#define AFE_CONN_16BIT_3                0x396c
+#define AFE_CONN_24BIT_0                0x3980
+#define AFE_CONN_24BIT_3                0x398c
+#define AFE_MEMIF_CON0                  0x3d98
+#define AFE_MEMIF_RD_MON                0x3da0
+#define AFE_MEMIF_WR_MON                0x3da4
+#define AFE_DL0_BASE_MSB                0x3e40
+#define AFE_DL0_BASE                    0x3e44
+#define AFE_DL0_CUR_MSB                 0x3e48
+#define AFE_DL0_CUR                     0x3e4c
+#define AFE_DL0_END_MSB                 0x3e50
+#define AFE_DL0_END                     0x3e54
+#define AFE_DL0_RCH_MON                 0x3e58
+#define AFE_DL0_LCH_MON                 0x3e5c
+#define AFE_DL0_CON0                    0x3e60
+#define AFE_VUL0_BASE_MSB               0x4220
+#define AFE_VUL0_BASE                   0x4224
+#define AFE_VUL0_CUR_MSB                0x4228
+#define AFE_VUL0_CUR                    0x422c
+#define AFE_VUL0_END_MSB                0x4230
+#define AFE_VUL0_END                    0x4234
+#define AFE_VUL0_CON0                   0x4238
+
+#define AFE_MAX_REGISTER AFE_VUL0_CON0
+#define AFE_IRQ_STATUS_BITS             0x7
+#define AFE_IRQ_CNT_SHIFT               0
+#define AFE_IRQ_CNT_MASK	        0xffffff
+
+/* AUDIO_TOP_CON2 */
+#define CLK_OUT5_PDN                    BIT(14)
+#define CLK_OUT5_PDN_MASK               BIT(14)
+#define CLK_IN5_PDN                     BIT(7)
+#define CLK_IN5_PDN_MASK                BIT(7)
+
+/* AUDIO_TOP_CON4 */
+#define PDN_APLL_TUNER2                 BIT(12)
+#define PDN_APLL_TUNER2_MASK            BIT(12)
+
+/* AUDIO_ENGEN_CON0 */
+#define AUD_APLL2_EN                    BIT(3)
+#define AUD_APLL2_EN_MASK               BIT(3)
+#define AUD_26M_EN                      BIT(0)
+#define AUD_26M_EN_MASK                 BIT(0)
+
+/* AFE_DL0_CON0 */
+#define DL0_ON_SFT                      28
+#define DL0_ON_MASK                     0x1
+#define DL0_ON_MASK_SFT                 BIT(28)
+#define DL0_MINLEN_SFT                  20
+#define DL0_MINLEN_MASK                 0xf
+#define DL0_MINLEN_MASK_SFT             (0xf << 20)
+#define DL0_MODE_SFT                    8
+#define DL0_MODE_MASK                   0x1f
+#define DL0_MODE_MASK_SFT               (0x1f << 8)
+#define DL0_PBUF_SIZE_SFT               5
+#define DL0_PBUF_SIZE_MASK              0x3
+#define DL0_PBUF_SIZE_MASK_SFT          (0x3 << 5)
+#define DL0_MONO_SFT                    4
+#define DL0_MONO_MASK                   0x1
+#define DL0_MONO_MASK_SFT               BIT(4)
+#define DL0_HALIGN_SFT                  2
+#define DL0_HALIGN_MASK                 0x1
+#define DL0_HALIGN_MASK_SFT             BIT(2)
+#define DL0_HD_MODE_SFT                 0
+#define DL0_HD_MODE_MASK                0x3
+#define DL0_HD_MODE_MASK_SFT            (0x3 << 0)
+
+/* AFE_VUL0_CON0 */
+#define VUL0_ON_SFT                     28
+#define VUL0_ON_MASK                    0x1
+#define VUL0_ON_MASK_SFT                BIT(28)
+#define VUL0_MODE_SFT                   8
+#define VUL0_MODE_MASK                  0x1f
+#define VUL0_MODE_MASK_SFT              (0x1f << 8)
+#define VUL0_MONO_SFT                   4
+#define VUL0_MONO_MASK                  0x1
+#define VUL0_MONO_MASK_SFT              BIT(4)
+#define VUL0_HALIGN_SFT                 2
+#define VUL0_HALIGN_MASK                0x1
+#define VUL0_HALIGN_MASK_SFT            BIT(2)
+#define VUL0_HD_MODE_SFT                0
+#define VUL0_HD_MODE_MASK               0x3
+#define VUL0_HD_MODE_MASK_SFT           (0x3 << 0)
+
+/* AFE_IRQ_MCU_CON */
+#define IRQ_MCU_MODE_SFT                4
+#define IRQ_MCU_MODE_MASK               0x1f
+#define IRQ_MCU_MODE_MASK_SFT           (0x1f << 4)
+#define IRQ_MCU_ON_SFT                  0
+#define IRQ_MCU_ON_MASK                 0x1
+#define IRQ_MCU_ON_MASK_SFT             BIT(0)
+#define IRQ0_MCU_CLR_SFT                0
+#define IRQ0_MCU_CLR_MASK               0x1
+#define IRQ0_MCU_CLR_MASK_SFT           BIT(0)
+#define IRQ1_MCU_CLR_SFT                1
+#define IRQ1_MCU_CLR_MASK               0x1
+#define IRQ1_MCU_CLR_MASK_SFT           BIT(1)
+#define IRQ2_MCU_CLR_SFT                2
+#define IRQ2_MCU_CLR_MASK               0x1
+#define IRQ2_MCU_CLR_MASK_SFT           BIT(2)
+
+/* ETDM_IN5_CON2 */
+#define IN_CLK_SRC(x)                   ((x) << 10)
+#define IN_CLK_SRC_SFT                  10
+#define IN_CLK_SRC_MASK                 GENMASK(12, 10)
+
+/* ETDM_IN5_CON3 */
+#define IN_SEL_FS(x)                    ((x) << 26)
+#define IN_SEL_FS_SFT                   26
+#define IN_SEL_FS_MASK                  GENMASK(30, 26)
+
+/* ETDM_IN5_CON4 */
+#define IN_RELATCH(x)                   ((x) << 20)
+#define IN_RELATCH_SFT                  20
+#define IN_RELATCH_MASK                 GENMASK(24, 20)
+#define IN_CLK_INV                      BIT(18)
+#define IN_CLK_INV_MASK                 BIT(18)
+
+/* ETDM_IN5_CON0 & ETDM_OUT5_CON0 */
+#define RELATCH_SRC(x)                  ((x) << 28)
+#define RELATCH_SRC_SFT                 28
+#define RELATCH_SRC_MASK                GENMASK(30, 28)
+#define ETDM_CH_NUM(x)                  (((x) - 1) << 23)
+#define ETDM_CH_NUM_SFT                 23
+#define ETDM_CH_NUM_MASK                GENMASK(27, 23)
+#define ETDM_WRD_LEN(x)                 (((x) - 1) << 16)
+#define ETDM_WRD_LEN_SFT                16
+#define ETDM_WRD_LEN_MASK               GENMASK(20, 16)
+#define ETDM_BIT_LEN(x)                 (((x) - 1) << 11)
+#define ETDM_BIT_LEN_SFT                11
+#define ETDM_BIT_LEN_MASK               GENMASK(15, 11)
+#define ETDM_FMT(x)                     ((x) << 6)
+#define ETDM_FMT_SFT                    6
+#define ETDM_FMT_MASK                   GENMASK(8, 6)
+#define ETDM_SYNC                       BIT(1)
+#define ETDM_SYNC_MASK                  BIT(1)
+#define ETDM_EN                         BIT(0)
+#define ETDM_EN_MASK                    BIT(0)
+
+/* ETDM_OUT5_CON4 */
+#define OUT_RELATCH(x)                  ((x) << 24)
+#define OUT_RELATCH_SFT                 24
+#define OUT_RELATCH_MASK                GENMASK(28, 24)
+#define OUT_CLK_SRC(x)                  ((x) << 6)
+#define OUT_CLK_SRC_SFT                 6
+#define OUT_CLK_SRC_MASK                GENMASK(8, 6)
+#define OUT_SEL_FS(x)                   ((x) << 0)
+#define OUT_SEL_FS_SFT                  0
+#define OUT_SEL_FS_MASK                 GENMASK(4, 0)
+
+/* ETDM_OUT5_CON5 */
+#define ETDM_CLK_DIV                    BIT(12)
+#define ETDM_CLK_DIV_MASK               BIT(12)
+#define OUT_CLK_INV                     BIT(9)
+#define OUT_CLK_INV_MASK                BIT(9)
+
+/* ETDM_4_7_COWORK_CON0 */
+#define OUT_SEL(x)                      ((x) << 12)
+#define OUT_SEL_SFT                     12
+#define OUT_SEL_MASK                    GENMASK(15, 12)
+#endif
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 1/7] ASoC: mediatek: mt7986: add common header
@ 2023-06-26  2:34   ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add header files for register definition and structure.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 +++++
 sound/soc/mediatek/mt7986/mt7986-reg.h        | 206 ++++++++++++++++++
 2 files changed, 257 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h

diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-common.h b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
new file mode 100644
index 000000000000..646e1be4fdce
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt7986-afe-common.h  --  MediaTek 7986 audio driver definitions
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#ifndef _MT_7986_AFE_COMMON_H_
+#define _MT_7986_AFE_COMMON_H_
+
+#include <sound/soc.h>
+#include <linux/clk.h>
+#include <linux/list.h>
+#include <linux/regmap.h>
+#include "../common/mtk-base-afe.h"
+
+enum {
+	MT7986_MEMIF_DL1,
+	MT7986_MEMIF_VUL12,
+	MT7986_MEMIF_NUM,
+	MT7986_DAI_ETDM = MT7986_MEMIF_NUM,
+	MT7986_DAI_NUM,
+};
+
+enum {
+	MT7986_IRQ_0,
+	MT7986_IRQ_1,
+	MT7986_IRQ_2,
+	MT7986_IRQ_NUM,
+};
+
+struct clk;
+
+struct mt7986_afe_private {
+	struct clk_bulk_data *clks;
+	int num_clks;
+
+	int pm_runtime_bypass_reg_ctl;
+
+	/* dai */
+	void *dai_priv[MT7986_DAI_NUM];
+};
+
+unsigned int mt7986_afe_rate_transform(struct device *dev,
+				       unsigned int rate);
+
+/* dai register */
+int mt7986_dai_etdm_register(struct mtk_base_afe *afe);
+#endif
diff --git a/sound/soc/mediatek/mt7986/mt7986-reg.h b/sound/soc/mediatek/mt7986/mt7986-reg.h
new file mode 100644
index 000000000000..6433cdf3da92
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-reg.h
@@ -0,0 +1,206 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt7986-reg.h  --  MediaTek 7986 audio driver reg definition
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#ifndef _MT7986_REG_H_
+#define _MT7986_REG_H_
+
+#define AUDIO_TOP_CON2                  0x0008
+#define AUDIO_TOP_CON4                  0x0010
+#define AUDIO_ENGEN_CON0                0x0014
+#define AFE_IRQ_MCU_EN                  0x0100
+#define AFE_IRQ_MCU_STATUS              0x0120
+#define AFE_IRQ_MCU_CLR                 0x0128
+#define AFE_IRQ0_MCU_CFG0               0x0140
+#define AFE_IRQ0_MCU_CFG1               0x0144
+#define AFE_IRQ1_MCU_CFG0               0x0148
+#define AFE_IRQ1_MCU_CFG1               0x014c
+#define AFE_IRQ2_MCU_CFG0               0x0150
+#define AFE_IRQ2_MCU_CFG1               0x0154
+#define ETDM_IN5_CON0                   0x13f0
+#define ETDM_IN5_CON1                   0x13f4
+#define ETDM_IN5_CON2                   0x13f8
+#define ETDM_IN5_CON3                   0x13fc
+#define ETDM_IN5_CON4                   0x1400
+#define ETDM_OUT5_CON0                  0x1570
+#define ETDM_OUT5_CON4                  0x1580
+#define ETDM_OUT5_CON5                  0x1584
+#define ETDM_4_7_COWORK_CON0            0x15e0
+#define ETDM_4_7_COWORK_CON1            0x15e4
+#define AFE_CONN018_1                   0x1b44
+#define AFE_CONN018_4                   0x1b50
+#define AFE_CONN019_1                   0x1b64
+#define AFE_CONN019_4                   0x1b70
+#define AFE_CONN124_1                   0x2884
+#define AFE_CONN124_4                   0x2890
+#define AFE_CONN125_1                   0x28a4
+#define AFE_CONN125_4                   0x28b0
+#define AFE_CONN_RS_0                   0x3920
+#define AFE_CONN_RS_3                   0x392c
+#define AFE_CONN_16BIT_0                0x3960
+#define AFE_CONN_16BIT_3                0x396c
+#define AFE_CONN_24BIT_0                0x3980
+#define AFE_CONN_24BIT_3                0x398c
+#define AFE_MEMIF_CON0                  0x3d98
+#define AFE_MEMIF_RD_MON                0x3da0
+#define AFE_MEMIF_WR_MON                0x3da4
+#define AFE_DL0_BASE_MSB                0x3e40
+#define AFE_DL0_BASE                    0x3e44
+#define AFE_DL0_CUR_MSB                 0x3e48
+#define AFE_DL0_CUR                     0x3e4c
+#define AFE_DL0_END_MSB                 0x3e50
+#define AFE_DL0_END                     0x3e54
+#define AFE_DL0_RCH_MON                 0x3e58
+#define AFE_DL0_LCH_MON                 0x3e5c
+#define AFE_DL0_CON0                    0x3e60
+#define AFE_VUL0_BASE_MSB               0x4220
+#define AFE_VUL0_BASE                   0x4224
+#define AFE_VUL0_CUR_MSB                0x4228
+#define AFE_VUL0_CUR                    0x422c
+#define AFE_VUL0_END_MSB                0x4230
+#define AFE_VUL0_END                    0x4234
+#define AFE_VUL0_CON0                   0x4238
+
+#define AFE_MAX_REGISTER AFE_VUL0_CON0
+#define AFE_IRQ_STATUS_BITS             0x7
+#define AFE_IRQ_CNT_SHIFT               0
+#define AFE_IRQ_CNT_MASK	        0xffffff
+
+/* AUDIO_TOP_CON2 */
+#define CLK_OUT5_PDN                    BIT(14)
+#define CLK_OUT5_PDN_MASK               BIT(14)
+#define CLK_IN5_PDN                     BIT(7)
+#define CLK_IN5_PDN_MASK                BIT(7)
+
+/* AUDIO_TOP_CON4 */
+#define PDN_APLL_TUNER2                 BIT(12)
+#define PDN_APLL_TUNER2_MASK            BIT(12)
+
+/* AUDIO_ENGEN_CON0 */
+#define AUD_APLL2_EN                    BIT(3)
+#define AUD_APLL2_EN_MASK               BIT(3)
+#define AUD_26M_EN                      BIT(0)
+#define AUD_26M_EN_MASK                 BIT(0)
+
+/* AFE_DL0_CON0 */
+#define DL0_ON_SFT                      28
+#define DL0_ON_MASK                     0x1
+#define DL0_ON_MASK_SFT                 BIT(28)
+#define DL0_MINLEN_SFT                  20
+#define DL0_MINLEN_MASK                 0xf
+#define DL0_MINLEN_MASK_SFT             (0xf << 20)
+#define DL0_MODE_SFT                    8
+#define DL0_MODE_MASK                   0x1f
+#define DL0_MODE_MASK_SFT               (0x1f << 8)
+#define DL0_PBUF_SIZE_SFT               5
+#define DL0_PBUF_SIZE_MASK              0x3
+#define DL0_PBUF_SIZE_MASK_SFT          (0x3 << 5)
+#define DL0_MONO_SFT                    4
+#define DL0_MONO_MASK                   0x1
+#define DL0_MONO_MASK_SFT               BIT(4)
+#define DL0_HALIGN_SFT                  2
+#define DL0_HALIGN_MASK                 0x1
+#define DL0_HALIGN_MASK_SFT             BIT(2)
+#define DL0_HD_MODE_SFT                 0
+#define DL0_HD_MODE_MASK                0x3
+#define DL0_HD_MODE_MASK_SFT            (0x3 << 0)
+
+/* AFE_VUL0_CON0 */
+#define VUL0_ON_SFT                     28
+#define VUL0_ON_MASK                    0x1
+#define VUL0_ON_MASK_SFT                BIT(28)
+#define VUL0_MODE_SFT                   8
+#define VUL0_MODE_MASK                  0x1f
+#define VUL0_MODE_MASK_SFT              (0x1f << 8)
+#define VUL0_MONO_SFT                   4
+#define VUL0_MONO_MASK                  0x1
+#define VUL0_MONO_MASK_SFT              BIT(4)
+#define VUL0_HALIGN_SFT                 2
+#define VUL0_HALIGN_MASK                0x1
+#define VUL0_HALIGN_MASK_SFT            BIT(2)
+#define VUL0_HD_MODE_SFT                0
+#define VUL0_HD_MODE_MASK               0x3
+#define VUL0_HD_MODE_MASK_SFT           (0x3 << 0)
+
+/* AFE_IRQ_MCU_CON */
+#define IRQ_MCU_MODE_SFT                4
+#define IRQ_MCU_MODE_MASK               0x1f
+#define IRQ_MCU_MODE_MASK_SFT           (0x1f << 4)
+#define IRQ_MCU_ON_SFT                  0
+#define IRQ_MCU_ON_MASK                 0x1
+#define IRQ_MCU_ON_MASK_SFT             BIT(0)
+#define IRQ0_MCU_CLR_SFT                0
+#define IRQ0_MCU_CLR_MASK               0x1
+#define IRQ0_MCU_CLR_MASK_SFT           BIT(0)
+#define IRQ1_MCU_CLR_SFT                1
+#define IRQ1_MCU_CLR_MASK               0x1
+#define IRQ1_MCU_CLR_MASK_SFT           BIT(1)
+#define IRQ2_MCU_CLR_SFT                2
+#define IRQ2_MCU_CLR_MASK               0x1
+#define IRQ2_MCU_CLR_MASK_SFT           BIT(2)
+
+/* ETDM_IN5_CON2 */
+#define IN_CLK_SRC(x)                   ((x) << 10)
+#define IN_CLK_SRC_SFT                  10
+#define IN_CLK_SRC_MASK                 GENMASK(12, 10)
+
+/* ETDM_IN5_CON3 */
+#define IN_SEL_FS(x)                    ((x) << 26)
+#define IN_SEL_FS_SFT                   26
+#define IN_SEL_FS_MASK                  GENMASK(30, 26)
+
+/* ETDM_IN5_CON4 */
+#define IN_RELATCH(x)                   ((x) << 20)
+#define IN_RELATCH_SFT                  20
+#define IN_RELATCH_MASK                 GENMASK(24, 20)
+#define IN_CLK_INV                      BIT(18)
+#define IN_CLK_INV_MASK                 BIT(18)
+
+/* ETDM_IN5_CON0 & ETDM_OUT5_CON0 */
+#define RELATCH_SRC(x)                  ((x) << 28)
+#define RELATCH_SRC_SFT                 28
+#define RELATCH_SRC_MASK                GENMASK(30, 28)
+#define ETDM_CH_NUM(x)                  (((x) - 1) << 23)
+#define ETDM_CH_NUM_SFT                 23
+#define ETDM_CH_NUM_MASK                GENMASK(27, 23)
+#define ETDM_WRD_LEN(x)                 (((x) - 1) << 16)
+#define ETDM_WRD_LEN_SFT                16
+#define ETDM_WRD_LEN_MASK               GENMASK(20, 16)
+#define ETDM_BIT_LEN(x)                 (((x) - 1) << 11)
+#define ETDM_BIT_LEN_SFT                11
+#define ETDM_BIT_LEN_MASK               GENMASK(15, 11)
+#define ETDM_FMT(x)                     ((x) << 6)
+#define ETDM_FMT_SFT                    6
+#define ETDM_FMT_MASK                   GENMASK(8, 6)
+#define ETDM_SYNC                       BIT(1)
+#define ETDM_SYNC_MASK                  BIT(1)
+#define ETDM_EN                         BIT(0)
+#define ETDM_EN_MASK                    BIT(0)
+
+/* ETDM_OUT5_CON4 */
+#define OUT_RELATCH(x)                  ((x) << 24)
+#define OUT_RELATCH_SFT                 24
+#define OUT_RELATCH_MASK                GENMASK(28, 24)
+#define OUT_CLK_SRC(x)                  ((x) << 6)
+#define OUT_CLK_SRC_SFT                 6
+#define OUT_CLK_SRC_MASK                GENMASK(8, 6)
+#define OUT_SEL_FS(x)                   ((x) << 0)
+#define OUT_SEL_FS_SFT                  0
+#define OUT_SEL_FS_MASK                 GENMASK(4, 0)
+
+/* ETDM_OUT5_CON5 */
+#define ETDM_CLK_DIV                    BIT(12)
+#define ETDM_CLK_DIV_MASK               BIT(12)
+#define OUT_CLK_INV                     BIT(9)
+#define OUT_CLK_INV_MASK                BIT(9)
+
+/* ETDM_4_7_COWORK_CON0 */
+#define OUT_SEL(x)                      ((x) << 12)
+#define OUT_SEL_SFT                     12
+#define OUT_SEL_MASK                    GENMASK(15, 12)
+#endif
-- 
2.18.0


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^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control
  2023-06-26  2:34 ` Maso Huang
@ 2023-06-26  2:34   ` Maso Huang
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add audio clock wrapper and audio tuner control.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/mt7986/mt7986-afe-clk.c | 75 ++++++++++++++++++++++
 sound/soc/mediatek/mt7986/mt7986-afe-clk.h | 18 ++++++
 2 files changed, 93 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h

diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.c b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
new file mode 100644
index 000000000000..a8b5fae05673
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * mt7986-afe-clk.c  --  MediaTek 7986 afe clock ctrl
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/clk.h>
+
+#include "mt7986-afe-common.h"
+#include "mt7986-afe-clk.h"
+#include "mt7986-reg.h"
+
+enum {
+	CK_INFRA_AUD_BUS_CK = 0,
+	CK_INFRA_AUD_26M_CK,
+	CK_INFRA_AUD_L_CK,
+	CK_INFRA_AUD_AUD_CK,
+	CK_INFRA_AUD_EG2_CK,
+	CLK_NUM
+};
+
+static const char *aud_clks[CLK_NUM] = {
+	[CK_INFRA_AUD_BUS_CK] = "aud_bus_ck",
+	[CK_INFRA_AUD_26M_CK] = "aud_26m_ck",
+	[CK_INFRA_AUD_L_CK] = "aud_l_ck",
+	[CK_INFRA_AUD_AUD_CK] = "aud_aud_ck",
+	[CK_INFRA_AUD_EG2_CK] = "aud_eg2_ck",
+};
+
+int mt7986_init_clock(struct mtk_base_afe *afe)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	int ret, i;
+
+	afe_priv->clks = devm_kcalloc(afe->dev, CLK_NUM,
+				sizeof(*afe_priv->clks), GFP_KERNEL);
+	if (!afe_priv->clks)
+		return -ENOMEM;
+	afe_priv->num_clks = CLK_NUM;
+
+	for (i = 0; i < afe_priv->num_clks; i++)
+		afe_priv->clks[i].id = aud_clks[i];
+
+	ret = devm_clk_bulk_get(afe->dev, afe_priv->num_clks, afe_priv->clks);
+	if (ret)
+		return dev_err_probe(afe->dev, ret, "Failed to get clocks\n");
+
+	return 0;
+}
+
+int mt7986_afe_enable_clock(struct mtk_base_afe *afe)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	ret = clk_bulk_prepare_enable(afe_priv->num_clks, afe_priv->clks);
+	if (ret)
+		return dev_err_probe(afe->dev, ret, "Failed to enable clocks\n");
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(mt7986_afe_enable_clock);
+
+int mt7986_afe_disable_clock(struct mtk_base_afe *afe)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+
+	clk_bulk_disable_unprepare(afe_priv->num_clks, afe_priv->clks);
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(mt7986_afe_disable_clock);
diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.h b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
new file mode 100644
index 000000000000..2f15b7a54bdc
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt7986-afe-clk.h  --  MediaTek 7986 afe clock ctrl definition
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#ifndef _MT7986_AFE_CLK_H_
+#define _MT7986_AFE_CLK_H_
+
+struct mtk_base_afe;
+
+int mt7986_init_clock(struct mtk_base_afe *afe);
+int mt7986_afe_enable_clock(struct mtk_base_afe *afe);
+int mt7986_afe_disable_clock(struct mtk_base_afe *afe);
+#endif
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control
@ 2023-06-26  2:34   ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add audio clock wrapper and audio tuner control.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/mt7986/mt7986-afe-clk.c | 75 ++++++++++++++++++++++
 sound/soc/mediatek/mt7986/mt7986-afe-clk.h | 18 ++++++
 2 files changed, 93 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h

diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.c b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
new file mode 100644
index 000000000000..a8b5fae05673
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * mt7986-afe-clk.c  --  MediaTek 7986 afe clock ctrl
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/clk.h>
+
+#include "mt7986-afe-common.h"
+#include "mt7986-afe-clk.h"
+#include "mt7986-reg.h"
+
+enum {
+	CK_INFRA_AUD_BUS_CK = 0,
+	CK_INFRA_AUD_26M_CK,
+	CK_INFRA_AUD_L_CK,
+	CK_INFRA_AUD_AUD_CK,
+	CK_INFRA_AUD_EG2_CK,
+	CLK_NUM
+};
+
+static const char *aud_clks[CLK_NUM] = {
+	[CK_INFRA_AUD_BUS_CK] = "aud_bus_ck",
+	[CK_INFRA_AUD_26M_CK] = "aud_26m_ck",
+	[CK_INFRA_AUD_L_CK] = "aud_l_ck",
+	[CK_INFRA_AUD_AUD_CK] = "aud_aud_ck",
+	[CK_INFRA_AUD_EG2_CK] = "aud_eg2_ck",
+};
+
+int mt7986_init_clock(struct mtk_base_afe *afe)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	int ret, i;
+
+	afe_priv->clks = devm_kcalloc(afe->dev, CLK_NUM,
+				sizeof(*afe_priv->clks), GFP_KERNEL);
+	if (!afe_priv->clks)
+		return -ENOMEM;
+	afe_priv->num_clks = CLK_NUM;
+
+	for (i = 0; i < afe_priv->num_clks; i++)
+		afe_priv->clks[i].id = aud_clks[i];
+
+	ret = devm_clk_bulk_get(afe->dev, afe_priv->num_clks, afe_priv->clks);
+	if (ret)
+		return dev_err_probe(afe->dev, ret, "Failed to get clocks\n");
+
+	return 0;
+}
+
+int mt7986_afe_enable_clock(struct mtk_base_afe *afe)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	ret = clk_bulk_prepare_enable(afe_priv->num_clks, afe_priv->clks);
+	if (ret)
+		return dev_err_probe(afe->dev, ret, "Failed to enable clocks\n");
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(mt7986_afe_enable_clock);
+
+int mt7986_afe_disable_clock(struct mtk_base_afe *afe)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+
+	clk_bulk_disable_unprepare(afe_priv->num_clks, afe_priv->clks);
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(mt7986_afe_disable_clock);
diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.h b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
new file mode 100644
index 000000000000..2f15b7a54bdc
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * mt7986-afe-clk.h  --  MediaTek 7986 afe clock ctrl definition
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#ifndef _MT7986_AFE_CLK_H_
+#define _MT7986_AFE_CLK_H_
+
+struct mtk_base_afe;
+
+int mt7986_init_clock(struct mtk_base_afe *afe);
+int mt7986_afe_enable_clock(struct mtk_base_afe *afe);
+int mt7986_afe_disable_clock(struct mtk_base_afe *afe);
+#endif
-- 
2.18.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 3/7] ASoC: mediatek: mt7986: support etdm in platform driver
  2023-06-26  2:34 ` Maso Huang
@ 2023-06-26  2:34   ` Maso Huang
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add mt7986 etdm dai driver support.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c | 421 ++++++++++++++++++++
 1 file changed, 421 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c

diff --git a/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
new file mode 100644
index 000000000000..672deb59ea46
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
@@ -0,0 +1,421 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * MediaTek ALSA SoC Audio DAI eTDM Control
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/bitops.h>
+#include <linux/regmap.h>
+#include <sound/pcm_params.h>
+#include "mt7986-afe-clk.h"
+#include "mt7986-afe-common.h"
+#include "mt7986-reg.h"
+
+enum {
+	HOPPING_CLK = 0,
+	APLL_CLK = 1,
+};
+
+enum {
+	MTK_DAI_ETDM_FORMAT_I2S = 0,
+	MTK_DAI_ETDM_FORMAT_DSPA = 4,
+	MTK_DAI_ETDM_FORMAT_DSPB = 5,
+};
+
+enum {
+	ETDM_IN5 = 2,
+	ETDM_OUT5 = 10,
+};
+
+enum {
+	MTK_ETDM_RATE_8K = 0,
+	MTK_ETDM_RATE_12K = 1,
+	MTK_ETDM_RATE_16K = 2,
+	MTK_ETDM_RATE_24K = 3,
+	MTK_ETDM_RATE_32K = 4,
+	MTK_ETDM_RATE_48K = 5,
+	MTK_ETDM_RATE_96K = 7,
+	MTK_ETDM_RATE_192K = 9,
+	MTK_ETDM_RATE_11K = 16,
+	MTK_ETDM_RATE_22K = 17,
+	MTK_ETDM_RATE_44K = 18,
+	MTK_ETDM_RATE_88K = 19,
+	MTK_ETDM_RATE_176K = 20,
+};
+
+struct mtk_dai_etdm_priv {
+	bool bck_inv;
+	bool lrck_inv;
+	bool slave_mode;
+	unsigned int format;
+};
+
+static unsigned int mt7986_etdm_rate_transform(struct device *dev,
+					unsigned int rate)
+{
+	switch (rate) {
+	case 8000:
+		return MTK_ETDM_RATE_8K;
+	case 11025:
+		return MTK_ETDM_RATE_11K;
+	case 12000:
+		return MTK_ETDM_RATE_12K;
+	case 16000:
+		return MTK_ETDM_RATE_16K;
+	case 22050:
+		return MTK_ETDM_RATE_22K;
+	case 24000:
+		return MTK_ETDM_RATE_24K;
+	case 32000:
+		return MTK_ETDM_RATE_32K;
+	case 44100:
+		return MTK_ETDM_RATE_44K;
+	case 48000:
+		return MTK_ETDM_RATE_48K;
+	case 88200:
+		return MTK_ETDM_RATE_88K;
+	case 96000:
+		return MTK_ETDM_RATE_96K;
+	case 176400:
+		return MTK_ETDM_RATE_176K;
+	case 192000:
+		return MTK_ETDM_RATE_192K;
+	default:
+		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
+			 __func__, rate, MTK_ETDM_RATE_48K);
+		return MTK_ETDM_RATE_48K;
+	}
+}
+
+static int get_etdm_wlen(unsigned int bitwidth)
+{
+	return bitwidth <= 16 ? 16 : 32;
+}
+
+/* dai component */
+/* interconnection */
+
+static const struct snd_kcontrol_new o124_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I032_Switch", AFE_CONN124_1, 0, 1, 0),
+};
+
+static const struct snd_kcontrol_new o125_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I033_Switch", AFE_CONN125_1, 1, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget mtk_dai_etdm_widgets[] = {
+
+	/* DL */
+	SND_SOC_DAPM_MIXER("I150", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_MIXER("I151", SND_SOC_NOPM, 0, 0, NULL, 0),
+	/* UL */
+	SND_SOC_DAPM_MIXER("O124", SND_SOC_NOPM, 0, 0,
+			   o124_mix, ARRAY_SIZE(o124_mix)),
+	SND_SOC_DAPM_MIXER("O125", SND_SOC_NOPM, 0, 0,
+			   o125_mix, ARRAY_SIZE(o125_mix)),
+};
+
+static const struct snd_soc_dapm_route mtk_dai_etdm_routes[] = {
+	{"I150", NULL, "ETDM Capture"},
+	{"I151", NULL, "ETDM Capture"},
+	{"ETDM Playback", NULL, "O124"},
+	{"ETDM Playback", NULL, "O125"},
+	{"O124", "I032_Switch", "I032"},
+	{"O125", "I033_Switch", "I033"},
+};
+
+/* dai ops */
+static int mtk_dai_etdm_startup(struct snd_pcm_substream *substream,
+				struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	mt7986_afe_enable_clock(afe);
+
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
+			   0);
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
+			   0);
+
+	return 0;
+}
+
+static void mtk_dai_etdm_shutdown(struct snd_pcm_substream *substream,
+				  struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
+			   CLK_OUT5_PDN);
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
+			   CLK_IN5_PDN);
+
+	mt7986_afe_disable_clock(afe);
+}
+
+static unsigned int get_etdm_ch_fixup(unsigned int channels)
+{
+	if (channels > 16)
+		return 24;
+	else if (channels > 8)
+		return 16;
+	else if (channels > 4)
+		return 8;
+	else if (channels > 2)
+		return 4;
+	else
+		return 2;
+}
+
+static int mtk_dai_etdm_config(struct mtk_base_afe *afe,
+			       struct snd_pcm_hw_params *params,
+			       struct snd_soc_dai *dai,
+			       int stream)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+	unsigned int rate = params_rate(params);
+	unsigned int etdm_rate = mt7986_etdm_rate_transform(afe->dev, rate);
+	unsigned int afe_rate = mt7986_afe_rate_transform(afe->dev, rate);
+	unsigned int channels = params_channels(params);
+	unsigned int bit_width = params_width(params);
+	unsigned int wlen = get_etdm_wlen(bit_width);
+	unsigned int val = 0;
+	unsigned int mask = 0;
+
+	dev_dbg(afe->dev, "%s(), stream %d, rate %u, bitwidth %u\n",
+		 __func__, stream, rate, bit_width);
+
+	/* CON0 */
+	mask |= ETDM_BIT_LEN_MASK;
+	val |= ETDM_BIT_LEN(bit_width);
+	mask |= ETDM_WRD_LEN_MASK;
+	val |= ETDM_WRD_LEN(wlen);
+	mask |= ETDM_FMT_MASK;
+	val |= ETDM_FMT(etdm_data->format);
+	mask |= ETDM_CH_NUM_MASK;
+	val |= ETDM_CH_NUM(get_etdm_ch_fixup(channels));
+	mask |= RELATCH_SRC_MASK;
+	val |= RELATCH_SRC(APLL_CLK);
+
+	switch (stream) {
+	case SNDRV_PCM_STREAM_PLAYBACK:
+		/* set ETDM_OUT5_CON0 */
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON0, mask, val);
+
+		/* set ETDM_OUT5_CON4 */
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON4,
+				   OUT_RELATCH_MASK, OUT_RELATCH(afe_rate));
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON4,
+				   OUT_CLK_SRC_MASK, OUT_CLK_SRC(APLL_CLK));
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON4,
+				   OUT_SEL_FS_MASK, OUT_SEL_FS(etdm_rate));
+
+		/* set ETDM_OUT5_CON5 */
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON5,
+				   ETDM_CLK_DIV_MASK, ETDM_CLK_DIV);
+		break;
+	case SNDRV_PCM_STREAM_CAPTURE:
+		/* set ETDM_IN5_CON0 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0, mask, val);
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0,
+				   ETDM_SYNC_MASK, ETDM_SYNC);
+
+		/* set ETDM_IN5_CON2 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON2,
+				   IN_CLK_SRC_MASK, IN_CLK_SRC(APLL_CLK));
+
+		/* set ETDM_IN5_CON3 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON3,
+				   IN_SEL_FS_MASK, IN_SEL_FS(etdm_rate));
+
+		/* set ETDM_IN5_CON4 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON4,
+				   IN_RELATCH_MASK, IN_RELATCH(afe_rate));
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mtk_dai_etdm_hw_params(struct snd_pcm_substream *substream,
+				  struct snd_pcm_hw_params *params,
+				  struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	mtk_dai_etdm_config(afe, params, dai, SNDRV_PCM_STREAM_PLAYBACK);
+	mtk_dai_etdm_config(afe, params, dai, SNDRV_PCM_STREAM_CAPTURE);
+
+	return 0;
+}
+
+static int mtk_dai_etdm_trigger(struct snd_pcm_substream *substream, int cmd,
+				struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	dev_dbg(afe->dev, "%s(), cmd %d, dai id %d\n", __func__, cmd, dai->id);
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+	case SNDRV_PCM_TRIGGER_RESUME:
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0, ETDM_EN_MASK,
+				   ETDM_EN);
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON0, ETDM_EN_MASK,
+				   ETDM_EN);
+		break;
+	case SNDRV_PCM_TRIGGER_STOP:
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0, ETDM_EN_MASK,
+				   0);
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON0, ETDM_EN_MASK,
+				   0);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mtk_dai_etdm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	struct mtk_dai_etdm_priv *etdm_data;
+	void *priv_data;
+
+	switch (dai->id) {
+	case MT7986_DAI_ETDM:
+		break;
+	default:
+		dev_warn(afe->dev, "%s(), id %d not support\n",
+			 __func__, dai->id);
+		return -EINVAL;
+	}
+
+	priv_data = devm_kzalloc(afe->dev, sizeof(struct mtk_dai_etdm_priv),
+				 GFP_KERNEL);
+	if (!priv_data)
+		return -ENOMEM;
+
+	afe_priv->dai_priv[dai->id] = priv_data;
+	etdm_data = afe_priv->dai_priv[dai->id];
+
+	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+	case SND_SOC_DAIFMT_I2S:
+		etdm_data->format = MTK_DAI_ETDM_FORMAT_I2S;
+		break;
+	case SND_SOC_DAIFMT_DSP_A:
+		etdm_data->format = MTK_DAI_ETDM_FORMAT_DSPA;
+		break;
+	case SND_SOC_DAIFMT_DSP_B:
+		etdm_data->format = MTK_DAI_ETDM_FORMAT_DSPB;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+	case SND_SOC_DAIFMT_NB_NF:
+		etdm_data->bck_inv = false;
+		etdm_data->lrck_inv = false;
+		break;
+	case SND_SOC_DAIFMT_NB_IF:
+		etdm_data->bck_inv = false;
+		etdm_data->lrck_inv = true;
+		break;
+	case SND_SOC_DAIFMT_IB_NF:
+		etdm_data->bck_inv = true;
+		etdm_data->lrck_inv = false;
+		break;
+	case SND_SOC_DAIFMT_IB_IF:
+		etdm_data->bck_inv = true;
+		etdm_data->lrck_inv = true;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+	case SND_SOC_DAIFMT_CBM_CFM:
+		etdm_data->slave_mode = true;
+		break;
+	case SND_SOC_DAIFMT_CBS_CFS:
+		etdm_data->slave_mode = false;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static const struct snd_soc_dai_ops mtk_dai_etdm_ops = {
+	.startup = mtk_dai_etdm_startup,
+	.shutdown = mtk_dai_etdm_shutdown,
+	.hw_params = mtk_dai_etdm_hw_params,
+	.trigger = mtk_dai_etdm_trigger,
+	.set_fmt = mtk_dai_etdm_set_fmt,
+};
+
+/* dai driver */
+#define MTK_ETDM_RATES (SNDRV_PCM_RATE_8000_48000 |\
+			SNDRV_PCM_RATE_88200 |\
+			SNDRV_PCM_RATE_96000 |\
+			SNDRV_PCM_RATE_176400 |\
+			SNDRV_PCM_RATE_192000)
+
+#define MTK_ETDM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
+			  SNDRV_PCM_FMTBIT_S24_LE |\
+			  SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_driver mtk_dai_etdm_driver[] = {
+	{
+		.name = "ETDM",
+		.id = MT7986_DAI_ETDM,
+		.capture = {
+			.stream_name = "ETDM Capture",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_ETDM_RATES,
+			.formats = MTK_ETDM_FORMATS,
+		},
+		.playback = {
+			.stream_name = "ETDM Playback",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_ETDM_RATES,
+			.formats = MTK_ETDM_FORMATS,
+		},
+		.ops = &mtk_dai_etdm_ops,
+		.symmetric_rate = 1,
+		.symmetric_sample_bits = 1,
+	},
+};
+
+int mt7986_dai_etdm_register(struct mtk_base_afe *afe)
+{
+	struct mtk_base_afe_dai *dai;
+
+	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
+	if (!dai)
+		return -ENOMEM;
+
+	list_add(&dai->list, &afe->sub_dais);
+
+	dai->dai_drivers = mtk_dai_etdm_driver;
+	dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_etdm_driver);
+
+	dai->dapm_widgets = mtk_dai_etdm_widgets;
+	dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_etdm_widgets);
+	dai->dapm_routes = mtk_dai_etdm_routes;
+	dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_etdm_routes);
+
+	return 0;
+}
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 3/7] ASoC: mediatek: mt7986: support etdm in platform driver
@ 2023-06-26  2:34   ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add mt7986 etdm dai driver support.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c | 421 ++++++++++++++++++++
 1 file changed, 421 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c

diff --git a/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
new file mode 100644
index 000000000000..672deb59ea46
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
@@ -0,0 +1,421 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * MediaTek ALSA SoC Audio DAI eTDM Control
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/bitops.h>
+#include <linux/regmap.h>
+#include <sound/pcm_params.h>
+#include "mt7986-afe-clk.h"
+#include "mt7986-afe-common.h"
+#include "mt7986-reg.h"
+
+enum {
+	HOPPING_CLK = 0,
+	APLL_CLK = 1,
+};
+
+enum {
+	MTK_DAI_ETDM_FORMAT_I2S = 0,
+	MTK_DAI_ETDM_FORMAT_DSPA = 4,
+	MTK_DAI_ETDM_FORMAT_DSPB = 5,
+};
+
+enum {
+	ETDM_IN5 = 2,
+	ETDM_OUT5 = 10,
+};
+
+enum {
+	MTK_ETDM_RATE_8K = 0,
+	MTK_ETDM_RATE_12K = 1,
+	MTK_ETDM_RATE_16K = 2,
+	MTK_ETDM_RATE_24K = 3,
+	MTK_ETDM_RATE_32K = 4,
+	MTK_ETDM_RATE_48K = 5,
+	MTK_ETDM_RATE_96K = 7,
+	MTK_ETDM_RATE_192K = 9,
+	MTK_ETDM_RATE_11K = 16,
+	MTK_ETDM_RATE_22K = 17,
+	MTK_ETDM_RATE_44K = 18,
+	MTK_ETDM_RATE_88K = 19,
+	MTK_ETDM_RATE_176K = 20,
+};
+
+struct mtk_dai_etdm_priv {
+	bool bck_inv;
+	bool lrck_inv;
+	bool slave_mode;
+	unsigned int format;
+};
+
+static unsigned int mt7986_etdm_rate_transform(struct device *dev,
+					unsigned int rate)
+{
+	switch (rate) {
+	case 8000:
+		return MTK_ETDM_RATE_8K;
+	case 11025:
+		return MTK_ETDM_RATE_11K;
+	case 12000:
+		return MTK_ETDM_RATE_12K;
+	case 16000:
+		return MTK_ETDM_RATE_16K;
+	case 22050:
+		return MTK_ETDM_RATE_22K;
+	case 24000:
+		return MTK_ETDM_RATE_24K;
+	case 32000:
+		return MTK_ETDM_RATE_32K;
+	case 44100:
+		return MTK_ETDM_RATE_44K;
+	case 48000:
+		return MTK_ETDM_RATE_48K;
+	case 88200:
+		return MTK_ETDM_RATE_88K;
+	case 96000:
+		return MTK_ETDM_RATE_96K;
+	case 176400:
+		return MTK_ETDM_RATE_176K;
+	case 192000:
+		return MTK_ETDM_RATE_192K;
+	default:
+		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
+			 __func__, rate, MTK_ETDM_RATE_48K);
+		return MTK_ETDM_RATE_48K;
+	}
+}
+
+static int get_etdm_wlen(unsigned int bitwidth)
+{
+	return bitwidth <= 16 ? 16 : 32;
+}
+
+/* dai component */
+/* interconnection */
+
+static const struct snd_kcontrol_new o124_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I032_Switch", AFE_CONN124_1, 0, 1, 0),
+};
+
+static const struct snd_kcontrol_new o125_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I033_Switch", AFE_CONN125_1, 1, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget mtk_dai_etdm_widgets[] = {
+
+	/* DL */
+	SND_SOC_DAPM_MIXER("I150", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_MIXER("I151", SND_SOC_NOPM, 0, 0, NULL, 0),
+	/* UL */
+	SND_SOC_DAPM_MIXER("O124", SND_SOC_NOPM, 0, 0,
+			   o124_mix, ARRAY_SIZE(o124_mix)),
+	SND_SOC_DAPM_MIXER("O125", SND_SOC_NOPM, 0, 0,
+			   o125_mix, ARRAY_SIZE(o125_mix)),
+};
+
+static const struct snd_soc_dapm_route mtk_dai_etdm_routes[] = {
+	{"I150", NULL, "ETDM Capture"},
+	{"I151", NULL, "ETDM Capture"},
+	{"ETDM Playback", NULL, "O124"},
+	{"ETDM Playback", NULL, "O125"},
+	{"O124", "I032_Switch", "I032"},
+	{"O125", "I033_Switch", "I033"},
+};
+
+/* dai ops */
+static int mtk_dai_etdm_startup(struct snd_pcm_substream *substream,
+				struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	mt7986_afe_enable_clock(afe);
+
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
+			   0);
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
+			   0);
+
+	return 0;
+}
+
+static void mtk_dai_etdm_shutdown(struct snd_pcm_substream *substream,
+				  struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
+			   CLK_OUT5_PDN);
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
+			   CLK_IN5_PDN);
+
+	mt7986_afe_disable_clock(afe);
+}
+
+static unsigned int get_etdm_ch_fixup(unsigned int channels)
+{
+	if (channels > 16)
+		return 24;
+	else if (channels > 8)
+		return 16;
+	else if (channels > 4)
+		return 8;
+	else if (channels > 2)
+		return 4;
+	else
+		return 2;
+}
+
+static int mtk_dai_etdm_config(struct mtk_base_afe *afe,
+			       struct snd_pcm_hw_params *params,
+			       struct snd_soc_dai *dai,
+			       int stream)
+{
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	struct mtk_dai_etdm_priv *etdm_data = afe_priv->dai_priv[dai->id];
+	unsigned int rate = params_rate(params);
+	unsigned int etdm_rate = mt7986_etdm_rate_transform(afe->dev, rate);
+	unsigned int afe_rate = mt7986_afe_rate_transform(afe->dev, rate);
+	unsigned int channels = params_channels(params);
+	unsigned int bit_width = params_width(params);
+	unsigned int wlen = get_etdm_wlen(bit_width);
+	unsigned int val = 0;
+	unsigned int mask = 0;
+
+	dev_dbg(afe->dev, "%s(), stream %d, rate %u, bitwidth %u\n",
+		 __func__, stream, rate, bit_width);
+
+	/* CON0 */
+	mask |= ETDM_BIT_LEN_MASK;
+	val |= ETDM_BIT_LEN(bit_width);
+	mask |= ETDM_WRD_LEN_MASK;
+	val |= ETDM_WRD_LEN(wlen);
+	mask |= ETDM_FMT_MASK;
+	val |= ETDM_FMT(etdm_data->format);
+	mask |= ETDM_CH_NUM_MASK;
+	val |= ETDM_CH_NUM(get_etdm_ch_fixup(channels));
+	mask |= RELATCH_SRC_MASK;
+	val |= RELATCH_SRC(APLL_CLK);
+
+	switch (stream) {
+	case SNDRV_PCM_STREAM_PLAYBACK:
+		/* set ETDM_OUT5_CON0 */
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON0, mask, val);
+
+		/* set ETDM_OUT5_CON4 */
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON4,
+				   OUT_RELATCH_MASK, OUT_RELATCH(afe_rate));
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON4,
+				   OUT_CLK_SRC_MASK, OUT_CLK_SRC(APLL_CLK));
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON4,
+				   OUT_SEL_FS_MASK, OUT_SEL_FS(etdm_rate));
+
+		/* set ETDM_OUT5_CON5 */
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON5,
+				   ETDM_CLK_DIV_MASK, ETDM_CLK_DIV);
+		break;
+	case SNDRV_PCM_STREAM_CAPTURE:
+		/* set ETDM_IN5_CON0 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0, mask, val);
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0,
+				   ETDM_SYNC_MASK, ETDM_SYNC);
+
+		/* set ETDM_IN5_CON2 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON2,
+				   IN_CLK_SRC_MASK, IN_CLK_SRC(APLL_CLK));
+
+		/* set ETDM_IN5_CON3 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON3,
+				   IN_SEL_FS_MASK, IN_SEL_FS(etdm_rate));
+
+		/* set ETDM_IN5_CON4 */
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON4,
+				   IN_RELATCH_MASK, IN_RELATCH(afe_rate));
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mtk_dai_etdm_hw_params(struct snd_pcm_substream *substream,
+				  struct snd_pcm_hw_params *params,
+				  struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	mtk_dai_etdm_config(afe, params, dai, SNDRV_PCM_STREAM_PLAYBACK);
+	mtk_dai_etdm_config(afe, params, dai, SNDRV_PCM_STREAM_CAPTURE);
+
+	return 0;
+}
+
+static int mtk_dai_etdm_trigger(struct snd_pcm_substream *substream, int cmd,
+				struct snd_soc_dai *dai)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+	dev_dbg(afe->dev, "%s(), cmd %d, dai id %d\n", __func__, cmd, dai->id);
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+	case SNDRV_PCM_TRIGGER_RESUME:
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0, ETDM_EN_MASK,
+				   ETDM_EN);
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON0, ETDM_EN_MASK,
+				   ETDM_EN);
+		break;
+	case SNDRV_PCM_TRIGGER_STOP:
+	case SNDRV_PCM_TRIGGER_SUSPEND:
+		regmap_update_bits(afe->regmap, ETDM_IN5_CON0, ETDM_EN_MASK,
+				   0);
+		regmap_update_bits(afe->regmap, ETDM_OUT5_CON0, ETDM_EN_MASK,
+				   0);
+		break;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int mtk_dai_etdm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	struct mtk_dai_etdm_priv *etdm_data;
+	void *priv_data;
+
+	switch (dai->id) {
+	case MT7986_DAI_ETDM:
+		break;
+	default:
+		dev_warn(afe->dev, "%s(), id %d not support\n",
+			 __func__, dai->id);
+		return -EINVAL;
+	}
+
+	priv_data = devm_kzalloc(afe->dev, sizeof(struct mtk_dai_etdm_priv),
+				 GFP_KERNEL);
+	if (!priv_data)
+		return -ENOMEM;
+
+	afe_priv->dai_priv[dai->id] = priv_data;
+	etdm_data = afe_priv->dai_priv[dai->id];
+
+	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+	case SND_SOC_DAIFMT_I2S:
+		etdm_data->format = MTK_DAI_ETDM_FORMAT_I2S;
+		break;
+	case SND_SOC_DAIFMT_DSP_A:
+		etdm_data->format = MTK_DAI_ETDM_FORMAT_DSPA;
+		break;
+	case SND_SOC_DAIFMT_DSP_B:
+		etdm_data->format = MTK_DAI_ETDM_FORMAT_DSPB;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+	case SND_SOC_DAIFMT_NB_NF:
+		etdm_data->bck_inv = false;
+		etdm_data->lrck_inv = false;
+		break;
+	case SND_SOC_DAIFMT_NB_IF:
+		etdm_data->bck_inv = false;
+		etdm_data->lrck_inv = true;
+		break;
+	case SND_SOC_DAIFMT_IB_NF:
+		etdm_data->bck_inv = true;
+		etdm_data->lrck_inv = false;
+		break;
+	case SND_SOC_DAIFMT_IB_IF:
+		etdm_data->bck_inv = true;
+		etdm_data->lrck_inv = true;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+	case SND_SOC_DAIFMT_CBM_CFM:
+		etdm_data->slave_mode = true;
+		break;
+	case SND_SOC_DAIFMT_CBS_CFS:
+		etdm_data->slave_mode = false;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static const struct snd_soc_dai_ops mtk_dai_etdm_ops = {
+	.startup = mtk_dai_etdm_startup,
+	.shutdown = mtk_dai_etdm_shutdown,
+	.hw_params = mtk_dai_etdm_hw_params,
+	.trigger = mtk_dai_etdm_trigger,
+	.set_fmt = mtk_dai_etdm_set_fmt,
+};
+
+/* dai driver */
+#define MTK_ETDM_RATES (SNDRV_PCM_RATE_8000_48000 |\
+			SNDRV_PCM_RATE_88200 |\
+			SNDRV_PCM_RATE_96000 |\
+			SNDRV_PCM_RATE_176400 |\
+			SNDRV_PCM_RATE_192000)
+
+#define MTK_ETDM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
+			  SNDRV_PCM_FMTBIT_S24_LE |\
+			  SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_driver mtk_dai_etdm_driver[] = {
+	{
+		.name = "ETDM",
+		.id = MT7986_DAI_ETDM,
+		.capture = {
+			.stream_name = "ETDM Capture",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_ETDM_RATES,
+			.formats = MTK_ETDM_FORMATS,
+		},
+		.playback = {
+			.stream_name = "ETDM Playback",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_ETDM_RATES,
+			.formats = MTK_ETDM_FORMATS,
+		},
+		.ops = &mtk_dai_etdm_ops,
+		.symmetric_rate = 1,
+		.symmetric_sample_bits = 1,
+	},
+};
+
+int mt7986_dai_etdm_register(struct mtk_base_afe *afe)
+{
+	struct mtk_base_afe_dai *dai;
+
+	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
+	if (!dai)
+		return -ENOMEM;
+
+	list_add(&dai->list, &afe->sub_dais);
+
+	dai->dai_drivers = mtk_dai_etdm_driver;
+	dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_etdm_driver);
+
+	dai->dapm_widgets = mtk_dai_etdm_widgets;
+	dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_etdm_widgets);
+	dai->dapm_routes = mtk_dai_etdm_routes;
+	dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_etdm_routes);
+
+	return 0;
+}
-- 
2.18.0


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^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
  2023-06-26  2:34 ` Maso Huang
@ 2023-06-26  2:34   ` Maso Huang
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add mt7986 platform driver.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/Kconfig                 |  10 +
 sound/soc/mediatek/Makefile                |   1 +
 sound/soc/mediatek/mt7986/Makefile         |   9 +
 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c | 598 +++++++++++++++++++++
 4 files changed, 618 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/Makefile
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c

diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig
index 90db67e0ce4f..558827755a8d 100644
--- a/sound/soc/mediatek/Kconfig
+++ b/sound/soc/mediatek/Kconfig
@@ -54,6 +54,16 @@ config SND_SOC_MT6797_MT6351
 	  Select Y if you have such device.
 	  If unsure select "N".
 
+config SND_SOC_MT7986
+	tristate "ASoC support for Mediatek MT7986 chip"
+	depends on ARCH_MEDIATEK
+	select SND_SOC_MEDIATEK
+	help
+	  This adds ASoC platform driver support for MediaTek MT7986 chip
+	  that can be used with other codecs.
+	  Select Y if you have such device.
+	  If unsure select "N".
+
 config SND_SOC_MT8173
 	tristate "ASoC support for Mediatek MT8173 chip"
 	depends on ARCH_MEDIATEK
diff --git a/sound/soc/mediatek/Makefile b/sound/soc/mediatek/Makefile
index 3de38cfc69e5..3938e7f75c2e 100644
--- a/sound/soc/mediatek/Makefile
+++ b/sound/soc/mediatek/Makefile
@@ -2,6 +2,7 @@
 obj-$(CONFIG_SND_SOC_MEDIATEK) += common/
 obj-$(CONFIG_SND_SOC_MT2701) += mt2701/
 obj-$(CONFIG_SND_SOC_MT6797) += mt6797/
+obj-$(CONFIG_SND_SOC_MT7986) += mt7986/
 obj-$(CONFIG_SND_SOC_MT8173) += mt8173/
 obj-$(CONFIG_SND_SOC_MT8183) += mt8183/
 obj-$(CONFIG_SND_SOC_MT8186) += mt8186/
diff --git a/sound/soc/mediatek/mt7986/Makefile b/sound/soc/mediatek/mt7986/Makefile
new file mode 100644
index 000000000000..7c0ece616198
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/Makefile
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0
+
+# platform driver
+snd-soc-mt7986-afe-objs := \
+	mt7986-afe-pcm.o \
+	mt7986-afe-clk.o \
+	mt7986-dai-etdm.o
+
+obj-$(CONFIG_SND_SOC_MT7986) += snd-soc-mt7986-afe.o
diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
new file mode 100644
index 000000000000..9eef21762e93
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
@@ -0,0 +1,598 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * MediaTek ALSA SoC AFE platform driver for MT7986
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/pm_runtime.h>
+
+#include "mt7986-afe-common.h"
+#include "mt7986-afe-clk.h"
+#include "mt7986-reg.h"
+#include "../common/mtk-afe-platform-driver.h"
+#include "../common/mtk-afe-fe-dai.h"
+
+enum {
+	MTK_AFE_RATE_8K = 0,
+	MTK_AFE_RATE_11K = 1,
+	MTK_AFE_RATE_12K = 2,
+	MTK_AFE_RATE_16K = 4,
+	MTK_AFE_RATE_22K = 5,
+	MTK_AFE_RATE_24K = 6,
+	MTK_AFE_RATE_32K = 8,
+	MTK_AFE_RATE_44K = 9,
+	MTK_AFE_RATE_48K = 10,
+	MTK_AFE_RATE_88K = 13,
+	MTK_AFE_RATE_96K = 14,
+	MTK_AFE_RATE_176K = 17,
+	MTK_AFE_RATE_192K = 18,
+};
+
+unsigned int mt7986_afe_rate_transform(struct device *dev,
+				       unsigned int rate)
+{
+	switch (rate) {
+	case 8000:
+		return MTK_AFE_RATE_8K;
+	case 11025:
+		return MTK_AFE_RATE_11K;
+	case 12000:
+		return MTK_AFE_RATE_12K;
+	case 16000:
+		return MTK_AFE_RATE_16K;
+	case 22050:
+		return MTK_AFE_RATE_22K;
+	case 24000:
+		return MTK_AFE_RATE_24K;
+	case 32000:
+		return MTK_AFE_RATE_32K;
+	case 44100:
+		return MTK_AFE_RATE_44K;
+	case 48000:
+		return MTK_AFE_RATE_48K;
+	case 88200:
+		return MTK_AFE_RATE_88K;
+	case 96000:
+		return MTK_AFE_RATE_96K;
+	case 176400:
+		return MTK_AFE_RATE_176K;
+	case 192000:
+		return MTK_AFE_RATE_192K;
+	default:
+		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
+			 __func__, rate, MTK_AFE_RATE_48K);
+		return MTK_AFE_RATE_48K;
+	}
+}
+
+static const struct snd_pcm_hardware mt7986_afe_hardware = {
+	.info = SNDRV_PCM_INFO_MMAP |
+		SNDRV_PCM_INFO_INTERLEAVED |
+		SNDRV_PCM_INFO_MMAP_VALID,
+	.formats = SNDRV_PCM_FMTBIT_S16_LE |
+		   SNDRV_PCM_FMTBIT_S24_LE |
+		   SNDRV_PCM_FMTBIT_S32_LE,
+	.period_bytes_min = 256,
+	.period_bytes_max = 4 * 48 * 1024,
+	.periods_min = 2,
+	.periods_max = 256,
+	.buffer_bytes_max = 8 * 48 * 1024,
+	.fifo_size = 0,
+};
+
+static int mt7986_memif_fs(struct snd_pcm_substream *substream,
+			   unsigned int rate)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
+
+	return mt7986_afe_rate_transform(afe->dev, rate);
+}
+
+static int mt7986_irq_fs(struct snd_pcm_substream *substream,
+			 unsigned int rate)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
+
+	return mt7986_afe_rate_transform(afe->dev, rate);
+}
+
+#define MTK_PCM_RATES (SNDRV_PCM_RATE_8000_48000 |\
+		       SNDRV_PCM_RATE_88200 |\
+		       SNDRV_PCM_RATE_96000 |\
+		       SNDRV_PCM_RATE_176400 |\
+		       SNDRV_PCM_RATE_192000)
+
+#define MTK_PCM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
+			 SNDRV_PCM_FMTBIT_S24_LE |\
+			 SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_driver mt7986_memif_dai_driver[] = {
+	/* FE DAIs: memory intefaces to CPU */
+	{
+		.name = "DL1",
+		.id = MT7986_MEMIF_DL1,
+		.playback = {
+			.stream_name = "DL1",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_PCM_RATES,
+			.formats = MTK_PCM_FORMATS,
+		},
+		.ops = &mtk_afe_fe_ops,
+	},
+	{
+		.name = "UL1",
+		.id = MT7986_MEMIF_VUL12,
+		.capture = {
+			.stream_name = "UL1",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_PCM_RATES,
+			.formats = MTK_PCM_FORMATS,
+		},
+		.ops = &mtk_afe_fe_ops,
+	},
+};
+
+static const struct snd_kcontrol_new o018_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I150_Switch", AFE_CONN018_4, 22, 1, 0),
+};
+
+static const struct snd_kcontrol_new o019_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I151_Switch", AFE_CONN019_4, 23, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget mt7986_memif_widgets[] = {
+	/* DL */
+	SND_SOC_DAPM_MIXER("I032", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_MIXER("I033", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+	/* UL */
+	SND_SOC_DAPM_MIXER("O018", SND_SOC_NOPM, 0, 0,
+			   o018_mix, ARRAY_SIZE(o018_mix)),
+	SND_SOC_DAPM_MIXER("O019", SND_SOC_NOPM, 0, 0,
+			   o019_mix, ARRAY_SIZE(o019_mix)),
+};
+
+static const struct snd_soc_dapm_route mt7986_memif_routes[] = {
+	{"I032", NULL, "DL1"},
+	{"I033", NULL, "DL1"},
+	{"UL1", NULL, "O018"},
+	{"UL1", NULL, "O019"},
+	{"O018", "I150_Switch", "I150"},
+	{"O019", "I151_Switch", "I151"},
+};
+
+static const struct snd_soc_component_driver mt7986_afe_pcm_dai_component = {
+	.name = "mt7986-afe-pcm-dai",
+};
+
+static const struct mtk_base_memif_data memif_data[MT7986_MEMIF_NUM] = {
+	[MT7986_MEMIF_DL1] = {
+		.name = "DL1",
+		.id = MT7986_MEMIF_DL1,
+		.reg_ofs_base = AFE_DL0_BASE,
+		.reg_ofs_cur = AFE_DL0_CUR,
+		.reg_ofs_end = AFE_DL0_END,
+		.reg_ofs_base_msb = AFE_DL0_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_DL0_CUR_MSB,
+		.reg_ofs_end_msb = AFE_DL0_END_MSB,
+		.fs_reg = AFE_DL0_CON0,
+		.fs_shift =  DL0_MODE_SFT,
+		.fs_maskbit =  DL0_MODE_MASK,
+		.mono_reg = AFE_DL0_CON0,
+		.mono_shift = DL0_MONO_SFT,
+		.enable_reg = AFE_DL0_CON0,
+		.enable_shift = DL0_ON_SFT,
+		.hd_reg = AFE_DL0_CON0,
+		.hd_shift = DL0_HD_MODE_SFT,
+		.hd_align_reg = AFE_DL0_CON0,
+		.hd_align_mshift = DL0_HALIGN_SFT,
+		.pbuf_reg = AFE_DL0_CON0,
+		.pbuf_shift = DL0_PBUF_SIZE_SFT,
+		.minlen_reg = AFE_DL0_CON0,
+		.minlen_shift = DL0_MINLEN_SFT,
+	},
+	[MT7986_MEMIF_VUL12] = {
+		.name = "VUL12",
+		.id = MT7986_MEMIF_VUL12,
+		.reg_ofs_base = AFE_VUL0_BASE,
+		.reg_ofs_cur = AFE_VUL0_CUR,
+		.reg_ofs_end = AFE_VUL0_END,
+		.reg_ofs_base_msb = AFE_VUL0_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_VUL0_CUR_MSB,
+		.reg_ofs_end_msb = AFE_VUL0_END_MSB,
+		.fs_reg = AFE_VUL0_CON0,
+		.fs_shift = VUL0_MODE_SFT,
+		.fs_maskbit = VUL0_MODE_MASK,
+		.mono_reg = AFE_VUL0_CON0,
+		.mono_shift = VUL0_MONO_SFT,
+		.enable_reg = AFE_VUL0_CON0,
+		.enable_shift = VUL0_ON_SFT,
+		.hd_reg = AFE_VUL0_CON0,
+		.hd_shift = VUL0_HD_MODE_SFT,
+		.hd_align_reg = AFE_VUL0_CON0,
+		.hd_align_mshift = VUL0_HALIGN_SFT,
+	},
+};
+
+static const struct mtk_base_irq_data irq_data[MT7986_IRQ_NUM] = {
+	[MT7986_IRQ_0] = {
+		.id = MT7986_IRQ_0,
+		.irq_cnt_reg = AFE_IRQ0_MCU_CFG1,
+		.irq_cnt_shift = AFE_IRQ_CNT_SHIFT,
+		.irq_cnt_maskbit = AFE_IRQ_CNT_MASK,
+		.irq_fs_reg = AFE_IRQ0_MCU_CFG0,
+		.irq_fs_shift = IRQ_MCU_MODE_SFT,
+		.irq_fs_maskbit = IRQ_MCU_MODE_MASK,
+		.irq_en_reg = AFE_IRQ0_MCU_CFG0,
+		.irq_en_shift = IRQ_MCU_ON_SFT,
+		.irq_clr_reg = AFE_IRQ_MCU_CLR,
+		.irq_clr_shift = IRQ0_MCU_CLR_SFT,
+	},
+	[MT7986_IRQ_1] = {
+		.id = MT7986_IRQ_1,
+		.irq_cnt_reg = AFE_IRQ1_MCU_CFG1,
+		.irq_cnt_shift = AFE_IRQ_CNT_SHIFT,
+		.irq_cnt_maskbit = AFE_IRQ_CNT_MASK,
+		.irq_fs_reg = AFE_IRQ1_MCU_CFG0,
+		.irq_fs_shift = IRQ_MCU_MODE_SFT,
+		.irq_fs_maskbit = IRQ_MCU_MODE_MASK,
+		.irq_en_reg = AFE_IRQ1_MCU_CFG0,
+		.irq_en_shift = IRQ_MCU_ON_SFT,
+		.irq_clr_reg = AFE_IRQ_MCU_CLR,
+		.irq_clr_shift = IRQ1_MCU_CLR_SFT,
+	},
+	[MT7986_IRQ_2] = {
+		.id = MT7986_IRQ_2,
+		.irq_cnt_reg = AFE_IRQ2_MCU_CFG1,
+		.irq_cnt_shift = AFE_IRQ_CNT_SHIFT,
+		.irq_cnt_maskbit = AFE_IRQ_CNT_MASK,
+		.irq_fs_reg = AFE_IRQ2_MCU_CFG0,
+		.irq_fs_shift = IRQ_MCU_MODE_SFT,
+		.irq_fs_maskbit = IRQ_MCU_MODE_MASK,
+		.irq_en_reg = AFE_IRQ2_MCU_CFG0,
+		.irq_en_shift = IRQ_MCU_ON_SFT,
+		.irq_clr_reg = AFE_IRQ_MCU_CLR,
+		.irq_clr_shift = IRQ2_MCU_CLR_SFT,
+	},
+};
+
+static bool mt7986_is_volatile_reg(struct device *dev, unsigned int reg)
+{
+	/* these auto-gen reg has read-only bit, so put it as volatile */
+	/* volatile reg cannot be cached, so cannot be set when power off */
+	switch (reg) {
+	case AFE_DL0_CUR_MSB:
+	case AFE_DL0_CUR:
+	case AFE_DL0_RCH_MON:
+	case AFE_DL0_LCH_MON:
+	case AFE_VUL0_CUR_MSB:
+	case AFE_VUL0_CUR:
+	case AFE_IRQ_MCU_STATUS:
+	case AFE_MEMIF_RD_MON:
+	case AFE_MEMIF_WR_MON:
+		return true;
+	default:
+		return false;
+	};
+}
+
+static const struct regmap_config mt7986_afe_regmap_config = {
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.volatile_reg = mt7986_is_volatile_reg,
+	.max_register = AFE_MAX_REGISTER,
+	.num_reg_defaults_raw = ((AFE_MAX_REGISTER / 4) + 1),
+};
+
+static irqreturn_t mt7986_afe_irq_handler(int irq_id, void *dev)
+{
+	struct mtk_base_afe *afe = dev;
+	struct mtk_base_afe_irq *irq;
+	u32 mcu_en, status, status_mcu;
+	int i, ret;
+	irqreturn_t irq_ret = IRQ_HANDLED;
+
+	/* get irq that is sent to MCU */
+	regmap_read(afe->regmap, AFE_IRQ_MCU_EN, &mcu_en);
+
+	ret = regmap_read(afe->regmap, AFE_IRQ_MCU_STATUS, &status);
+	/* only care IRQ which is sent to MCU */
+	status_mcu = status & mcu_en & AFE_IRQ_STATUS_BITS;
+
+	if (ret || status_mcu == 0) {
+		dev_err(afe->dev, "%s(), irq status err, ret %d, status 0x%x, mcu_en 0x%x\n",
+			__func__, ret, status, mcu_en);
+
+		irq_ret = IRQ_NONE;
+		goto err_irq;
+	}
+
+	for (i = 0; i < MT7986_MEMIF_NUM; i++) {
+		struct mtk_base_afe_memif *memif = &afe->memif[i];
+
+		if (!memif->substream)
+			continue;
+
+		if (memif->irq_usage < 0)
+			continue;
+
+		irq = &afe->irqs[memif->irq_usage];
+
+		if (status_mcu & (1 << irq->irq_data->irq_en_shift))
+			snd_pcm_period_elapsed(memif->substream);
+	}
+
+err_irq:
+	/* clear irq */
+	regmap_write(afe->regmap, AFE_IRQ_MCU_CLR, status_mcu);
+
+	return irq_ret;
+}
+
+static int mt7986_afe_runtime_suspend(struct device *dev)
+{
+	struct mtk_base_afe *afe = dev_get_drvdata(dev);
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+
+	if (!afe->regmap || afe_priv->pm_runtime_bypass_reg_ctl)
+		goto skip_regmap;
+
+	/* disable clk*/
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON4, 0x3fff, 0x3fff);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_APLL2_EN_MASK, 0);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_26M_EN_MASK, 0);
+
+	/* make sure all irq status are cleared, twice intended */
+	regmap_update_bits(afe->regmap, AFE_IRQ_MCU_CLR, 0xffff, 0xffff);
+
+skip_regmap:
+	return mt7986_afe_disable_clock(afe);
+}
+
+static int mt7986_afe_runtime_resume(struct device *dev)
+{
+	struct mtk_base_afe *afe = dev_get_drvdata(dev);
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	ret = mt7986_afe_enable_clock(afe);
+	if (ret)
+		return ret;
+
+	if (!afe->regmap || afe_priv->pm_runtime_bypass_reg_ctl)
+		return 0;
+
+	/* enable clk*/
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON4, 0x3fff, 0);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_APLL2_EN_MASK,
+			   AUD_APLL2_EN);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_26M_EN_MASK,
+			   AUD_26M_EN);
+
+	return 0;
+}
+
+static int mt7986_afe_component_probe(struct snd_soc_component *component)
+{
+	return mtk_afe_add_sub_dai_control(component);
+}
+
+static const struct snd_soc_component_driver mt7986_afe_component = {
+	.name = AFE_PCM_NAME,
+	.probe = mt7986_afe_component_probe,
+	.pointer	= mtk_afe_pcm_pointer,
+	.pcm_construct	= mtk_afe_pcm_new,
+};
+
+static int mt7986_dai_memif_register(struct mtk_base_afe *afe)
+{
+	struct mtk_base_afe_dai *dai;
+
+	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
+	if (!dai)
+		return -ENOMEM;
+
+	list_add(&dai->list, &afe->sub_dais);
+
+	dai->dai_drivers = mt7986_memif_dai_driver;
+	dai->num_dai_drivers = ARRAY_SIZE(mt7986_memif_dai_driver);
+
+	dai->dapm_widgets = mt7986_memif_widgets;
+	dai->num_dapm_widgets = ARRAY_SIZE(mt7986_memif_widgets);
+	dai->dapm_routes = mt7986_memif_routes;
+	dai->num_dapm_routes = ARRAY_SIZE(mt7986_memif_routes);
+
+	return 0;
+}
+
+typedef int (*dai_register_cb)(struct mtk_base_afe *);
+static const dai_register_cb dai_register_cbs[] = {
+	mt7986_dai_etdm_register,
+	mt7986_dai_memif_register,
+};
+
+static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
+{
+	struct mtk_base_afe *afe;
+	struct mt7986_afe_private *afe_priv;
+	struct device *dev;
+	int i, irq_id, ret;
+
+	afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
+	if (!afe)
+		return -ENOMEM;
+	platform_set_drvdata(pdev, afe);
+
+	afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
+					  GFP_KERNEL);
+	if (!afe->platform_priv)
+		return -ENOMEM;
+
+	afe_priv = afe->platform_priv;
+	afe->dev = &pdev->dev;
+	dev = afe->dev;
+
+	afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(afe->base_addr))
+		return PTR_ERR(afe->base_addr);
+
+	/* initial audio related clock */
+	ret = mt7986_init_clock(afe);
+	if (ret)
+		return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
+
+	ret = devm_pm_runtime_enable(dev);
+	if (ret)
+		return ret;
+
+	/* enable clock for regcache get default value from hw */
+	afe_priv->pm_runtime_bypass_reg_ctl = true;
+	pm_runtime_get_sync(&pdev->dev);
+
+	afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
+		      &mt7986_afe_regmap_config);
+	if (IS_ERR(afe->regmap)) {
+		ret = PTR_ERR(afe->regmap);
+		goto err_pm_disable;
+	}
+
+	pm_runtime_put_sync(&pdev->dev);
+	afe_priv->pm_runtime_bypass_reg_ctl = false;
+
+	/* init memif */
+	afe->memif_size = MT7986_MEMIF_NUM;
+	afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe->memif),
+				  GFP_KERNEL);
+	if (!afe->memif)
+		goto err_pm_disable;
+
+	for (i = 0; i < afe->memif_size; i++) {
+		afe->memif[i].data = &memif_data[i];
+		afe->memif[i].irq_usage = -1;
+	}
+
+	mutex_init(&afe->irq_alloc_lock);
+
+	/* irq initialize */
+	afe->irqs_size = MT7986_IRQ_NUM;
+	afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
+				 GFP_KERNEL);
+	if (!afe->irqs)
+		goto err_pm_disable;
+
+	for (i = 0; i < afe->irqs_size; i++)
+		afe->irqs[i].irq_data = &irq_data[i];
+
+	/* request irq */
+	irq_id = platform_get_irq(pdev, 0);
+	if (irq_id < 0) {
+		dev_err(dev, "%pOFn no irq found\n", dev->of_node);
+		ret = irq_id;
+		goto err_pm_disable;
+	}
+	ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
+			       IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
+	if (ret) {
+		dev_err(dev, "could not request_irq for asys-isr\n");
+		goto err_pm_disable;
+	}
+
+	/* init sub_dais */
+	INIT_LIST_HEAD(&afe->sub_dais);
+
+	for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
+		ret = dai_register_cbs[i](afe);
+		if (ret) {
+			dev_err(afe->dev, "dai register i %d fail, ret %d\n",
+				 i, ret);
+			goto err_pm_disable;
+		}
+	}
+
+	/* init dai_driver and component_driver */
+	ret = mtk_afe_combine_sub_dai(afe);
+	if (ret) {
+		dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
+			 ret);
+		goto err_pm_disable;
+	}
+
+	afe->mtk_afe_hardware = &mt7986_afe_hardware;
+	afe->memif_fs = mt7986_memif_fs;
+	afe->irq_fs = mt7986_irq_fs;
+
+	afe->runtime_resume = mt7986_afe_runtime_resume;
+	afe->runtime_suspend = mt7986_afe_runtime_suspend;
+
+	/* register component */
+	ret = devm_snd_soc_register_component(&pdev->dev,
+					      &mt7986_afe_component,
+					      NULL, 0);
+	if (ret) {
+		dev_warn(dev, "err_platform\n");
+		goto err_pm_disable;
+	}
+
+	ret = devm_snd_soc_register_component(afe->dev,
+					      &mt7986_afe_pcm_dai_component,
+					      afe->dai_drivers,
+					      afe->num_dai_drivers);
+	if (ret) {
+		dev_warn(dev, "err_dai_component\n");
+		goto err_pm_disable;
+	}
+
+	return ret;
+
+err_pm_disable:
+	pm_runtime_put_sync(&pdev->dev);
+	pm_runtime_disable(&pdev->dev);
+	return ret;
+}
+
+static void mt7986_afe_pcm_dev_remove(struct platform_device *pdev)
+{
+	pm_runtime_disable(&pdev->dev);
+	if (!pm_runtime_status_suspended(&pdev->dev))
+		mt7986_afe_runtime_suspend(&pdev->dev);
+}
+
+static const struct of_device_id mt7986_afe_pcm_dt_match[] = {
+	{ .compatible = "mediatek,mt7986-afe", },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mt7986_afe_pcm_dt_match);
+
+static const struct dev_pm_ops mt7986_afe_pm_ops = {
+	SET_RUNTIME_PM_OPS(mt7986_afe_runtime_suspend,
+			   mt7986_afe_runtime_resume, NULL)
+};
+
+static struct platform_driver mt7986_afe_pcm_driver = {
+	.driver = {
+		   .name = "mt7986-audio",
+		   .of_match_table = mt7986_afe_pcm_dt_match,
+		   .pm = &mt7986_afe_pm_ops,
+	},
+	.probe = mt7986_afe_pcm_dev_probe,
+	.remove_new = mt7986_afe_pcm_dev_remove,
+};
+module_platform_driver(mt7986_afe_pcm_driver);
+
+MODULE_DESCRIPTION("MediaTek SoC AFE platform driver for ALSA MT7986");
+MODULE_AUTHOR("Vic Wu <vic.wu@mediatek.com>");
+MODULE_LICENSE("GPL");
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
@ 2023-06-26  2:34   ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add mt7986 platform driver.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/Kconfig                 |  10 +
 sound/soc/mediatek/Makefile                |   1 +
 sound/soc/mediatek/mt7986/Makefile         |   9 +
 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c | 598 +++++++++++++++++++++
 4 files changed, 618 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/Makefile
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c

diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig
index 90db67e0ce4f..558827755a8d 100644
--- a/sound/soc/mediatek/Kconfig
+++ b/sound/soc/mediatek/Kconfig
@@ -54,6 +54,16 @@ config SND_SOC_MT6797_MT6351
 	  Select Y if you have such device.
 	  If unsure select "N".
 
+config SND_SOC_MT7986
+	tristate "ASoC support for Mediatek MT7986 chip"
+	depends on ARCH_MEDIATEK
+	select SND_SOC_MEDIATEK
+	help
+	  This adds ASoC platform driver support for MediaTek MT7986 chip
+	  that can be used with other codecs.
+	  Select Y if you have such device.
+	  If unsure select "N".
+
 config SND_SOC_MT8173
 	tristate "ASoC support for Mediatek MT8173 chip"
 	depends on ARCH_MEDIATEK
diff --git a/sound/soc/mediatek/Makefile b/sound/soc/mediatek/Makefile
index 3de38cfc69e5..3938e7f75c2e 100644
--- a/sound/soc/mediatek/Makefile
+++ b/sound/soc/mediatek/Makefile
@@ -2,6 +2,7 @@
 obj-$(CONFIG_SND_SOC_MEDIATEK) += common/
 obj-$(CONFIG_SND_SOC_MT2701) += mt2701/
 obj-$(CONFIG_SND_SOC_MT6797) += mt6797/
+obj-$(CONFIG_SND_SOC_MT7986) += mt7986/
 obj-$(CONFIG_SND_SOC_MT8173) += mt8173/
 obj-$(CONFIG_SND_SOC_MT8183) += mt8183/
 obj-$(CONFIG_SND_SOC_MT8186) += mt8186/
diff --git a/sound/soc/mediatek/mt7986/Makefile b/sound/soc/mediatek/mt7986/Makefile
new file mode 100644
index 000000000000..7c0ece616198
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/Makefile
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0
+
+# platform driver
+snd-soc-mt7986-afe-objs := \
+	mt7986-afe-pcm.o \
+	mt7986-afe-clk.o \
+	mt7986-dai-etdm.o
+
+obj-$(CONFIG_SND_SOC_MT7986) += snd-soc-mt7986-afe.o
diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
new file mode 100644
index 000000000000..9eef21762e93
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
@@ -0,0 +1,598 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * MediaTek ALSA SoC AFE platform driver for MT7986
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/pm_runtime.h>
+
+#include "mt7986-afe-common.h"
+#include "mt7986-afe-clk.h"
+#include "mt7986-reg.h"
+#include "../common/mtk-afe-platform-driver.h"
+#include "../common/mtk-afe-fe-dai.h"
+
+enum {
+	MTK_AFE_RATE_8K = 0,
+	MTK_AFE_RATE_11K = 1,
+	MTK_AFE_RATE_12K = 2,
+	MTK_AFE_RATE_16K = 4,
+	MTK_AFE_RATE_22K = 5,
+	MTK_AFE_RATE_24K = 6,
+	MTK_AFE_RATE_32K = 8,
+	MTK_AFE_RATE_44K = 9,
+	MTK_AFE_RATE_48K = 10,
+	MTK_AFE_RATE_88K = 13,
+	MTK_AFE_RATE_96K = 14,
+	MTK_AFE_RATE_176K = 17,
+	MTK_AFE_RATE_192K = 18,
+};
+
+unsigned int mt7986_afe_rate_transform(struct device *dev,
+				       unsigned int rate)
+{
+	switch (rate) {
+	case 8000:
+		return MTK_AFE_RATE_8K;
+	case 11025:
+		return MTK_AFE_RATE_11K;
+	case 12000:
+		return MTK_AFE_RATE_12K;
+	case 16000:
+		return MTK_AFE_RATE_16K;
+	case 22050:
+		return MTK_AFE_RATE_22K;
+	case 24000:
+		return MTK_AFE_RATE_24K;
+	case 32000:
+		return MTK_AFE_RATE_32K;
+	case 44100:
+		return MTK_AFE_RATE_44K;
+	case 48000:
+		return MTK_AFE_RATE_48K;
+	case 88200:
+		return MTK_AFE_RATE_88K;
+	case 96000:
+		return MTK_AFE_RATE_96K;
+	case 176400:
+		return MTK_AFE_RATE_176K;
+	case 192000:
+		return MTK_AFE_RATE_192K;
+	default:
+		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
+			 __func__, rate, MTK_AFE_RATE_48K);
+		return MTK_AFE_RATE_48K;
+	}
+}
+
+static const struct snd_pcm_hardware mt7986_afe_hardware = {
+	.info = SNDRV_PCM_INFO_MMAP |
+		SNDRV_PCM_INFO_INTERLEAVED |
+		SNDRV_PCM_INFO_MMAP_VALID,
+	.formats = SNDRV_PCM_FMTBIT_S16_LE |
+		   SNDRV_PCM_FMTBIT_S24_LE |
+		   SNDRV_PCM_FMTBIT_S32_LE,
+	.period_bytes_min = 256,
+	.period_bytes_max = 4 * 48 * 1024,
+	.periods_min = 2,
+	.periods_max = 256,
+	.buffer_bytes_max = 8 * 48 * 1024,
+	.fifo_size = 0,
+};
+
+static int mt7986_memif_fs(struct snd_pcm_substream *substream,
+			   unsigned int rate)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
+
+	return mt7986_afe_rate_transform(afe->dev, rate);
+}
+
+static int mt7986_irq_fs(struct snd_pcm_substream *substream,
+			 unsigned int rate)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
+
+	return mt7986_afe_rate_transform(afe->dev, rate);
+}
+
+#define MTK_PCM_RATES (SNDRV_PCM_RATE_8000_48000 |\
+		       SNDRV_PCM_RATE_88200 |\
+		       SNDRV_PCM_RATE_96000 |\
+		       SNDRV_PCM_RATE_176400 |\
+		       SNDRV_PCM_RATE_192000)
+
+#define MTK_PCM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\
+			 SNDRV_PCM_FMTBIT_S24_LE |\
+			 SNDRV_PCM_FMTBIT_S32_LE)
+
+static struct snd_soc_dai_driver mt7986_memif_dai_driver[] = {
+	/* FE DAIs: memory intefaces to CPU */
+	{
+		.name = "DL1",
+		.id = MT7986_MEMIF_DL1,
+		.playback = {
+			.stream_name = "DL1",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_PCM_RATES,
+			.formats = MTK_PCM_FORMATS,
+		},
+		.ops = &mtk_afe_fe_ops,
+	},
+	{
+		.name = "UL1",
+		.id = MT7986_MEMIF_VUL12,
+		.capture = {
+			.stream_name = "UL1",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = MTK_PCM_RATES,
+			.formats = MTK_PCM_FORMATS,
+		},
+		.ops = &mtk_afe_fe_ops,
+	},
+};
+
+static const struct snd_kcontrol_new o018_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I150_Switch", AFE_CONN018_4, 22, 1, 0),
+};
+
+static const struct snd_kcontrol_new o019_mix[] = {
+	SOC_DAPM_SINGLE_AUTODISABLE("I151_Switch", AFE_CONN019_4, 23, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget mt7986_memif_widgets[] = {
+	/* DL */
+	SND_SOC_DAPM_MIXER("I032", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_MIXER("I033", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+	/* UL */
+	SND_SOC_DAPM_MIXER("O018", SND_SOC_NOPM, 0, 0,
+			   o018_mix, ARRAY_SIZE(o018_mix)),
+	SND_SOC_DAPM_MIXER("O019", SND_SOC_NOPM, 0, 0,
+			   o019_mix, ARRAY_SIZE(o019_mix)),
+};
+
+static const struct snd_soc_dapm_route mt7986_memif_routes[] = {
+	{"I032", NULL, "DL1"},
+	{"I033", NULL, "DL1"},
+	{"UL1", NULL, "O018"},
+	{"UL1", NULL, "O019"},
+	{"O018", "I150_Switch", "I150"},
+	{"O019", "I151_Switch", "I151"},
+};
+
+static const struct snd_soc_component_driver mt7986_afe_pcm_dai_component = {
+	.name = "mt7986-afe-pcm-dai",
+};
+
+static const struct mtk_base_memif_data memif_data[MT7986_MEMIF_NUM] = {
+	[MT7986_MEMIF_DL1] = {
+		.name = "DL1",
+		.id = MT7986_MEMIF_DL1,
+		.reg_ofs_base = AFE_DL0_BASE,
+		.reg_ofs_cur = AFE_DL0_CUR,
+		.reg_ofs_end = AFE_DL0_END,
+		.reg_ofs_base_msb = AFE_DL0_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_DL0_CUR_MSB,
+		.reg_ofs_end_msb = AFE_DL0_END_MSB,
+		.fs_reg = AFE_DL0_CON0,
+		.fs_shift =  DL0_MODE_SFT,
+		.fs_maskbit =  DL0_MODE_MASK,
+		.mono_reg = AFE_DL0_CON0,
+		.mono_shift = DL0_MONO_SFT,
+		.enable_reg = AFE_DL0_CON0,
+		.enable_shift = DL0_ON_SFT,
+		.hd_reg = AFE_DL0_CON0,
+		.hd_shift = DL0_HD_MODE_SFT,
+		.hd_align_reg = AFE_DL0_CON0,
+		.hd_align_mshift = DL0_HALIGN_SFT,
+		.pbuf_reg = AFE_DL0_CON0,
+		.pbuf_shift = DL0_PBUF_SIZE_SFT,
+		.minlen_reg = AFE_DL0_CON0,
+		.minlen_shift = DL0_MINLEN_SFT,
+	},
+	[MT7986_MEMIF_VUL12] = {
+		.name = "VUL12",
+		.id = MT7986_MEMIF_VUL12,
+		.reg_ofs_base = AFE_VUL0_BASE,
+		.reg_ofs_cur = AFE_VUL0_CUR,
+		.reg_ofs_end = AFE_VUL0_END,
+		.reg_ofs_base_msb = AFE_VUL0_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_VUL0_CUR_MSB,
+		.reg_ofs_end_msb = AFE_VUL0_END_MSB,
+		.fs_reg = AFE_VUL0_CON0,
+		.fs_shift = VUL0_MODE_SFT,
+		.fs_maskbit = VUL0_MODE_MASK,
+		.mono_reg = AFE_VUL0_CON0,
+		.mono_shift = VUL0_MONO_SFT,
+		.enable_reg = AFE_VUL0_CON0,
+		.enable_shift = VUL0_ON_SFT,
+		.hd_reg = AFE_VUL0_CON0,
+		.hd_shift = VUL0_HD_MODE_SFT,
+		.hd_align_reg = AFE_VUL0_CON0,
+		.hd_align_mshift = VUL0_HALIGN_SFT,
+	},
+};
+
+static const struct mtk_base_irq_data irq_data[MT7986_IRQ_NUM] = {
+	[MT7986_IRQ_0] = {
+		.id = MT7986_IRQ_0,
+		.irq_cnt_reg = AFE_IRQ0_MCU_CFG1,
+		.irq_cnt_shift = AFE_IRQ_CNT_SHIFT,
+		.irq_cnt_maskbit = AFE_IRQ_CNT_MASK,
+		.irq_fs_reg = AFE_IRQ0_MCU_CFG0,
+		.irq_fs_shift = IRQ_MCU_MODE_SFT,
+		.irq_fs_maskbit = IRQ_MCU_MODE_MASK,
+		.irq_en_reg = AFE_IRQ0_MCU_CFG0,
+		.irq_en_shift = IRQ_MCU_ON_SFT,
+		.irq_clr_reg = AFE_IRQ_MCU_CLR,
+		.irq_clr_shift = IRQ0_MCU_CLR_SFT,
+	},
+	[MT7986_IRQ_1] = {
+		.id = MT7986_IRQ_1,
+		.irq_cnt_reg = AFE_IRQ1_MCU_CFG1,
+		.irq_cnt_shift = AFE_IRQ_CNT_SHIFT,
+		.irq_cnt_maskbit = AFE_IRQ_CNT_MASK,
+		.irq_fs_reg = AFE_IRQ1_MCU_CFG0,
+		.irq_fs_shift = IRQ_MCU_MODE_SFT,
+		.irq_fs_maskbit = IRQ_MCU_MODE_MASK,
+		.irq_en_reg = AFE_IRQ1_MCU_CFG0,
+		.irq_en_shift = IRQ_MCU_ON_SFT,
+		.irq_clr_reg = AFE_IRQ_MCU_CLR,
+		.irq_clr_shift = IRQ1_MCU_CLR_SFT,
+	},
+	[MT7986_IRQ_2] = {
+		.id = MT7986_IRQ_2,
+		.irq_cnt_reg = AFE_IRQ2_MCU_CFG1,
+		.irq_cnt_shift = AFE_IRQ_CNT_SHIFT,
+		.irq_cnt_maskbit = AFE_IRQ_CNT_MASK,
+		.irq_fs_reg = AFE_IRQ2_MCU_CFG0,
+		.irq_fs_shift = IRQ_MCU_MODE_SFT,
+		.irq_fs_maskbit = IRQ_MCU_MODE_MASK,
+		.irq_en_reg = AFE_IRQ2_MCU_CFG0,
+		.irq_en_shift = IRQ_MCU_ON_SFT,
+		.irq_clr_reg = AFE_IRQ_MCU_CLR,
+		.irq_clr_shift = IRQ2_MCU_CLR_SFT,
+	},
+};
+
+static bool mt7986_is_volatile_reg(struct device *dev, unsigned int reg)
+{
+	/* these auto-gen reg has read-only bit, so put it as volatile */
+	/* volatile reg cannot be cached, so cannot be set when power off */
+	switch (reg) {
+	case AFE_DL0_CUR_MSB:
+	case AFE_DL0_CUR:
+	case AFE_DL0_RCH_MON:
+	case AFE_DL0_LCH_MON:
+	case AFE_VUL0_CUR_MSB:
+	case AFE_VUL0_CUR:
+	case AFE_IRQ_MCU_STATUS:
+	case AFE_MEMIF_RD_MON:
+	case AFE_MEMIF_WR_MON:
+		return true;
+	default:
+		return false;
+	};
+}
+
+static const struct regmap_config mt7986_afe_regmap_config = {
+	.reg_bits = 32,
+	.reg_stride = 4,
+	.val_bits = 32,
+	.volatile_reg = mt7986_is_volatile_reg,
+	.max_register = AFE_MAX_REGISTER,
+	.num_reg_defaults_raw = ((AFE_MAX_REGISTER / 4) + 1),
+};
+
+static irqreturn_t mt7986_afe_irq_handler(int irq_id, void *dev)
+{
+	struct mtk_base_afe *afe = dev;
+	struct mtk_base_afe_irq *irq;
+	u32 mcu_en, status, status_mcu;
+	int i, ret;
+	irqreturn_t irq_ret = IRQ_HANDLED;
+
+	/* get irq that is sent to MCU */
+	regmap_read(afe->regmap, AFE_IRQ_MCU_EN, &mcu_en);
+
+	ret = regmap_read(afe->regmap, AFE_IRQ_MCU_STATUS, &status);
+	/* only care IRQ which is sent to MCU */
+	status_mcu = status & mcu_en & AFE_IRQ_STATUS_BITS;
+
+	if (ret || status_mcu == 0) {
+		dev_err(afe->dev, "%s(), irq status err, ret %d, status 0x%x, mcu_en 0x%x\n",
+			__func__, ret, status, mcu_en);
+
+		irq_ret = IRQ_NONE;
+		goto err_irq;
+	}
+
+	for (i = 0; i < MT7986_MEMIF_NUM; i++) {
+		struct mtk_base_afe_memif *memif = &afe->memif[i];
+
+		if (!memif->substream)
+			continue;
+
+		if (memif->irq_usage < 0)
+			continue;
+
+		irq = &afe->irqs[memif->irq_usage];
+
+		if (status_mcu & (1 << irq->irq_data->irq_en_shift))
+			snd_pcm_period_elapsed(memif->substream);
+	}
+
+err_irq:
+	/* clear irq */
+	regmap_write(afe->regmap, AFE_IRQ_MCU_CLR, status_mcu);
+
+	return irq_ret;
+}
+
+static int mt7986_afe_runtime_suspend(struct device *dev)
+{
+	struct mtk_base_afe *afe = dev_get_drvdata(dev);
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+
+	if (!afe->regmap || afe_priv->pm_runtime_bypass_reg_ctl)
+		goto skip_regmap;
+
+	/* disable clk*/
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON4, 0x3fff, 0x3fff);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_APLL2_EN_MASK, 0);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_26M_EN_MASK, 0);
+
+	/* make sure all irq status are cleared, twice intended */
+	regmap_update_bits(afe->regmap, AFE_IRQ_MCU_CLR, 0xffff, 0xffff);
+
+skip_regmap:
+	return mt7986_afe_disable_clock(afe);
+}
+
+static int mt7986_afe_runtime_resume(struct device *dev)
+{
+	struct mtk_base_afe *afe = dev_get_drvdata(dev);
+	struct mt7986_afe_private *afe_priv = afe->platform_priv;
+	int ret;
+
+	ret = mt7986_afe_enable_clock(afe);
+	if (ret)
+		return ret;
+
+	if (!afe->regmap || afe_priv->pm_runtime_bypass_reg_ctl)
+		return 0;
+
+	/* enable clk*/
+	regmap_update_bits(afe->regmap, AUDIO_TOP_CON4, 0x3fff, 0);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_APLL2_EN_MASK,
+			   AUD_APLL2_EN);
+	regmap_update_bits(afe->regmap, AUDIO_ENGEN_CON0, AUD_26M_EN_MASK,
+			   AUD_26M_EN);
+
+	return 0;
+}
+
+static int mt7986_afe_component_probe(struct snd_soc_component *component)
+{
+	return mtk_afe_add_sub_dai_control(component);
+}
+
+static const struct snd_soc_component_driver mt7986_afe_component = {
+	.name = AFE_PCM_NAME,
+	.probe = mt7986_afe_component_probe,
+	.pointer	= mtk_afe_pcm_pointer,
+	.pcm_construct	= mtk_afe_pcm_new,
+};
+
+static int mt7986_dai_memif_register(struct mtk_base_afe *afe)
+{
+	struct mtk_base_afe_dai *dai;
+
+	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);
+	if (!dai)
+		return -ENOMEM;
+
+	list_add(&dai->list, &afe->sub_dais);
+
+	dai->dai_drivers = mt7986_memif_dai_driver;
+	dai->num_dai_drivers = ARRAY_SIZE(mt7986_memif_dai_driver);
+
+	dai->dapm_widgets = mt7986_memif_widgets;
+	dai->num_dapm_widgets = ARRAY_SIZE(mt7986_memif_widgets);
+	dai->dapm_routes = mt7986_memif_routes;
+	dai->num_dapm_routes = ARRAY_SIZE(mt7986_memif_routes);
+
+	return 0;
+}
+
+typedef int (*dai_register_cb)(struct mtk_base_afe *);
+static const dai_register_cb dai_register_cbs[] = {
+	mt7986_dai_etdm_register,
+	mt7986_dai_memif_register,
+};
+
+static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
+{
+	struct mtk_base_afe *afe;
+	struct mt7986_afe_private *afe_priv;
+	struct device *dev;
+	int i, irq_id, ret;
+
+	afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
+	if (!afe)
+		return -ENOMEM;
+	platform_set_drvdata(pdev, afe);
+
+	afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
+					  GFP_KERNEL);
+	if (!afe->platform_priv)
+		return -ENOMEM;
+
+	afe_priv = afe->platform_priv;
+	afe->dev = &pdev->dev;
+	dev = afe->dev;
+
+	afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(afe->base_addr))
+		return PTR_ERR(afe->base_addr);
+
+	/* initial audio related clock */
+	ret = mt7986_init_clock(afe);
+	if (ret)
+		return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
+
+	ret = devm_pm_runtime_enable(dev);
+	if (ret)
+		return ret;
+
+	/* enable clock for regcache get default value from hw */
+	afe_priv->pm_runtime_bypass_reg_ctl = true;
+	pm_runtime_get_sync(&pdev->dev);
+
+	afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
+		      &mt7986_afe_regmap_config);
+	if (IS_ERR(afe->regmap)) {
+		ret = PTR_ERR(afe->regmap);
+		goto err_pm_disable;
+	}
+
+	pm_runtime_put_sync(&pdev->dev);
+	afe_priv->pm_runtime_bypass_reg_ctl = false;
+
+	/* init memif */
+	afe->memif_size = MT7986_MEMIF_NUM;
+	afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe->memif),
+				  GFP_KERNEL);
+	if (!afe->memif)
+		goto err_pm_disable;
+
+	for (i = 0; i < afe->memif_size; i++) {
+		afe->memif[i].data = &memif_data[i];
+		afe->memif[i].irq_usage = -1;
+	}
+
+	mutex_init(&afe->irq_alloc_lock);
+
+	/* irq initialize */
+	afe->irqs_size = MT7986_IRQ_NUM;
+	afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
+				 GFP_KERNEL);
+	if (!afe->irqs)
+		goto err_pm_disable;
+
+	for (i = 0; i < afe->irqs_size; i++)
+		afe->irqs[i].irq_data = &irq_data[i];
+
+	/* request irq */
+	irq_id = platform_get_irq(pdev, 0);
+	if (irq_id < 0) {
+		dev_err(dev, "%pOFn no irq found\n", dev->of_node);
+		ret = irq_id;
+		goto err_pm_disable;
+	}
+	ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
+			       IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
+	if (ret) {
+		dev_err(dev, "could not request_irq for asys-isr\n");
+		goto err_pm_disable;
+	}
+
+	/* init sub_dais */
+	INIT_LIST_HEAD(&afe->sub_dais);
+
+	for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
+		ret = dai_register_cbs[i](afe);
+		if (ret) {
+			dev_err(afe->dev, "dai register i %d fail, ret %d\n",
+				 i, ret);
+			goto err_pm_disable;
+		}
+	}
+
+	/* init dai_driver and component_driver */
+	ret = mtk_afe_combine_sub_dai(afe);
+	if (ret) {
+		dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
+			 ret);
+		goto err_pm_disable;
+	}
+
+	afe->mtk_afe_hardware = &mt7986_afe_hardware;
+	afe->memif_fs = mt7986_memif_fs;
+	afe->irq_fs = mt7986_irq_fs;
+
+	afe->runtime_resume = mt7986_afe_runtime_resume;
+	afe->runtime_suspend = mt7986_afe_runtime_suspend;
+
+	/* register component */
+	ret = devm_snd_soc_register_component(&pdev->dev,
+					      &mt7986_afe_component,
+					      NULL, 0);
+	if (ret) {
+		dev_warn(dev, "err_platform\n");
+		goto err_pm_disable;
+	}
+
+	ret = devm_snd_soc_register_component(afe->dev,
+					      &mt7986_afe_pcm_dai_component,
+					      afe->dai_drivers,
+					      afe->num_dai_drivers);
+	if (ret) {
+		dev_warn(dev, "err_dai_component\n");
+		goto err_pm_disable;
+	}
+
+	return ret;
+
+err_pm_disable:
+	pm_runtime_put_sync(&pdev->dev);
+	pm_runtime_disable(&pdev->dev);
+	return ret;
+}
+
+static void mt7986_afe_pcm_dev_remove(struct platform_device *pdev)
+{
+	pm_runtime_disable(&pdev->dev);
+	if (!pm_runtime_status_suspended(&pdev->dev))
+		mt7986_afe_runtime_suspend(&pdev->dev);
+}
+
+static const struct of_device_id mt7986_afe_pcm_dt_match[] = {
+	{ .compatible = "mediatek,mt7986-afe", },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mt7986_afe_pcm_dt_match);
+
+static const struct dev_pm_ops mt7986_afe_pm_ops = {
+	SET_RUNTIME_PM_OPS(mt7986_afe_runtime_suspend,
+			   mt7986_afe_runtime_resume, NULL)
+};
+
+static struct platform_driver mt7986_afe_pcm_driver = {
+	.driver = {
+		   .name = "mt7986-audio",
+		   .of_match_table = mt7986_afe_pcm_dt_match,
+		   .pm = &mt7986_afe_pm_ops,
+	},
+	.probe = mt7986_afe_pcm_dev_probe,
+	.remove_new = mt7986_afe_pcm_dev_remove,
+};
+module_platform_driver(mt7986_afe_pcm_driver);
+
+MODULE_DESCRIPTION("MediaTek SoC AFE platform driver for ALSA MT7986");
+MODULE_AUTHOR("Vic Wu <vic.wu@mediatek.com>");
+MODULE_LICENSE("GPL");
-- 
2.18.0


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^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 5/7] ASoC: mediatek: mt7986: add machine driver with wm8960
  2023-06-26  2:34 ` Maso Huang
@ 2023-06-26  2:34   ` Maso Huang
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add support for mt7986 board with wm8960.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/Kconfig                |  10 ++
 sound/soc/mediatek/mt7986/Makefile        |   1 +
 sound/soc/mediatek/mt7986/mt7986-wm8960.c | 184 ++++++++++++++++++++++
 3 files changed, 195 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-wm8960.c

diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig
index 558827755a8d..8d1bc8814486 100644
--- a/sound/soc/mediatek/Kconfig
+++ b/sound/soc/mediatek/Kconfig
@@ -64,6 +64,16 @@ config SND_SOC_MT7986
 	  Select Y if you have such device.
 	  If unsure select "N".
 
+config SND_SOC_MT7986_WM8960
+	tristate "ASoc Audio driver for MT7986 with WM8960 codec"
+	depends on SND_SOC_MT7986 && I2C
+	select SND_SOC_WM8960
+	help
+	  This adds support for ASoC machine driver for MediaTek MT7986
+	  boards with the WM8960 codecs.
+	  Select Y if you have such device.
+	  If unsure select "N".
+
 config SND_SOC_MT8173
 	tristate "ASoC support for Mediatek MT8173 chip"
 	depends on ARCH_MEDIATEK
diff --git a/sound/soc/mediatek/mt7986/Makefile b/sound/soc/mediatek/mt7986/Makefile
index 7c0ece616198..4d75e116f246 100644
--- a/sound/soc/mediatek/mt7986/Makefile
+++ b/sound/soc/mediatek/mt7986/Makefile
@@ -7,3 +7,4 @@ snd-soc-mt7986-afe-objs := \
 	mt7986-dai-etdm.o
 
 obj-$(CONFIG_SND_SOC_MT7986) += snd-soc-mt7986-afe.o
+obj-$(CONFIG_SND_SOC_MT7986_WM8960) += mt7986-wm8960.o
diff --git a/sound/soc/mediatek/mt7986/mt7986-wm8960.c b/sound/soc/mediatek/mt7986/mt7986-wm8960.c
new file mode 100644
index 000000000000..a880fcb8662e
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-wm8960.c
@@ -0,0 +1,184 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * mt7986-wm8960.c  --  MT7986-WM8960 ALSA SoC machine driver
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/module.h>
+#include <sound/soc.h>
+
+#include "mt7986-afe-common.h"
+
+struct mt7986_wm8960_priv {
+	struct device_node *platform_node;
+	struct device_node *codec_node;
+};
+
+static const struct snd_soc_dapm_widget mt7986_wm8960_widgets[] = {
+	SND_SOC_DAPM_HP("Headphone", NULL),
+	SND_SOC_DAPM_MIC("AMIC", NULL),
+};
+
+static const struct snd_kcontrol_new mt7986_wm8960_controls[] = {
+	SOC_DAPM_PIN_SWITCH("Headphone"),
+	SOC_DAPM_PIN_SWITCH("AMIC"),
+};
+
+SND_SOC_DAILINK_DEFS(playback,
+	DAILINK_COMP_ARRAY(COMP_CPU("DL1")),
+	DAILINK_COMP_ARRAY(COMP_DUMMY()),
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
+SND_SOC_DAILINK_DEFS(capture,
+	DAILINK_COMP_ARRAY(COMP_CPU("UL1")),
+	DAILINK_COMP_ARRAY(COMP_DUMMY()),
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
+SND_SOC_DAILINK_DEFS(codec,
+	DAILINK_COMP_ARRAY(COMP_CPU("ETDM")),
+	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "wm8960-hifi")),
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
+static struct snd_soc_dai_link mt7986_wm8960_dai_links[] = {
+	/* FE */
+	{
+		.name = "wm8960-playback",
+		.stream_name = "wm8960-playback",
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST,
+			    SND_SOC_DPCM_TRIGGER_POST},
+		.dynamic = 1,
+		.dpcm_playback = 1,
+		SND_SOC_DAILINK_REG(playback),
+	},
+	{
+		.name = "wm8960-capture",
+		.stream_name = "wm8960-capture",
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST,
+			    SND_SOC_DPCM_TRIGGER_POST},
+		.dynamic = 1,
+		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(capture),
+	},
+	/* BE */
+	{
+		.name = "wm8960-codec",
+		.no_pcm = 1,
+		.dai_fmt = SND_SOC_DAIFMT_I2S |
+			SND_SOC_DAIFMT_NB_NF |
+			SND_SOC_DAIFMT_CBS_CFS |
+			SND_SOC_DAIFMT_GATED,
+		.dpcm_playback = 1,
+		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(codec),
+	},
+};
+
+static struct snd_soc_card mt7986_wm8960_card = {
+	.name = "mt7986-wm8960",
+	.owner = THIS_MODULE,
+	.dai_link = mt7986_wm8960_dai_links,
+	.num_links = ARRAY_SIZE(mt7986_wm8960_dai_links),
+	.controls = mt7986_wm8960_controls,
+	.num_controls = ARRAY_SIZE(mt7986_wm8960_controls),
+	.dapm_widgets = mt7986_wm8960_widgets,
+	.num_dapm_widgets = ARRAY_SIZE(mt7986_wm8960_widgets),
+};
+
+static int mt7986_wm8960_machine_probe(struct platform_device *pdev)
+{
+	struct snd_soc_card *card = &mt7986_wm8960_card;
+	struct snd_soc_dai_link *dai_link;
+	struct mt7986_wm8960_priv *priv;
+	int ret, i;
+
+	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+	if (!priv)
+		return -ENOMEM;
+
+	priv->platform_node = of_parse_phandle(pdev->dev.of_node,
+					       "mediatek,platform", 0);
+	if (!priv->platform_node) {
+		dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
+		return -EINVAL;
+	}
+
+	for_each_card_prelinks(card, i, dai_link) {
+		if (dai_link->platforms->name)
+			continue;
+		dai_link->platforms->of_node = priv->platform_node;
+	}
+
+	card->dev = &pdev->dev;
+
+	priv->codec_node = of_parse_phandle(pdev->dev.of_node,
+					    "mediatek,audio-codec", 0);
+	if (!priv->codec_node) {
+		dev_err(&pdev->dev,
+			"Property 'audio-codec' missing or invalid\n");
+		of_node_put(priv->platform_node);
+		return -EINVAL;
+	}
+
+	for_each_card_prelinks(card, i, dai_link) {
+		if (dai_link->codecs->name)
+			continue;
+		dai_link->codecs->of_node = priv->codec_node;
+	}
+
+	ret = snd_soc_of_parse_audio_routing(card, "audio-routing");
+	if (ret) {
+		dev_err(&pdev->dev, "failed to parse audio-routing: %d\n", ret);
+		goto err_of_node_put;
+	}
+
+	ret = devm_snd_soc_register_card(&pdev->dev, card);
+	if (ret) {
+		dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
+			__func__, ret);
+		goto err_of_node_put;
+	}
+
+err_of_node_put:
+	of_node_put(priv->codec_node);
+	of_node_put(priv->platform_node);
+	return ret;
+}
+
+static void mt7986_wm8960_machine_remove(struct platform_device *pdev)
+{
+	struct snd_soc_card *card = platform_get_drvdata(pdev);
+	struct mt7986_wm8960_priv *priv = snd_soc_card_get_drvdata(card);
+
+	of_node_put(priv->codec_node);
+	of_node_put(priv->platform_node);
+}
+
+#ifdef CONFIG_OF
+static const struct of_device_id mt7986_wm8960_machine_dt_match[] = {
+	{.compatible = "mediatek,mt7986-wm8960-machine",},
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mt7986_wm8960_machine_dt_match);
+#endif
+
+static struct platform_driver mt7986_wm8960_machine = {
+	.driver = {
+		.name = "mt7986-wm8960",
+#ifdef CONFIG_OF
+		.of_match_table = mt7986_wm8960_machine_dt_match,
+#endif
+	},
+	.probe = mt7986_wm8960_machine_probe,
+	.remove_new = mt7986_wm8960_machine_remove,
+};
+
+module_platform_driver(mt7986_wm8960_machine);
+
+/* Module information */
+MODULE_DESCRIPTION("MT7986 WM8960 ALSA SoC machine driver");
+MODULE_AUTHOR("Vic Wu <vic.wu@mediatek.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("mt7986 wm8960 soc card");
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 5/7] ASoC: mediatek: mt7986: add machine driver with wm8960
@ 2023-06-26  2:34   ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:34 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add support for mt7986 board with wm8960.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 sound/soc/mediatek/Kconfig                |  10 ++
 sound/soc/mediatek/mt7986/Makefile        |   1 +
 sound/soc/mediatek/mt7986/mt7986-wm8960.c | 184 ++++++++++++++++++++++
 3 files changed, 195 insertions(+)
 create mode 100644 sound/soc/mediatek/mt7986/mt7986-wm8960.c

diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig
index 558827755a8d..8d1bc8814486 100644
--- a/sound/soc/mediatek/Kconfig
+++ b/sound/soc/mediatek/Kconfig
@@ -64,6 +64,16 @@ config SND_SOC_MT7986
 	  Select Y if you have such device.
 	  If unsure select "N".
 
+config SND_SOC_MT7986_WM8960
+	tristate "ASoc Audio driver for MT7986 with WM8960 codec"
+	depends on SND_SOC_MT7986 && I2C
+	select SND_SOC_WM8960
+	help
+	  This adds support for ASoC machine driver for MediaTek MT7986
+	  boards with the WM8960 codecs.
+	  Select Y if you have such device.
+	  If unsure select "N".
+
 config SND_SOC_MT8173
 	tristate "ASoC support for Mediatek MT8173 chip"
 	depends on ARCH_MEDIATEK
diff --git a/sound/soc/mediatek/mt7986/Makefile b/sound/soc/mediatek/mt7986/Makefile
index 7c0ece616198..4d75e116f246 100644
--- a/sound/soc/mediatek/mt7986/Makefile
+++ b/sound/soc/mediatek/mt7986/Makefile
@@ -7,3 +7,4 @@ snd-soc-mt7986-afe-objs := \
 	mt7986-dai-etdm.o
 
 obj-$(CONFIG_SND_SOC_MT7986) += snd-soc-mt7986-afe.o
+obj-$(CONFIG_SND_SOC_MT7986_WM8960) += mt7986-wm8960.o
diff --git a/sound/soc/mediatek/mt7986/mt7986-wm8960.c b/sound/soc/mediatek/mt7986/mt7986-wm8960.c
new file mode 100644
index 000000000000..a880fcb8662e
--- /dev/null
+++ b/sound/soc/mediatek/mt7986/mt7986-wm8960.c
@@ -0,0 +1,184 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * mt7986-wm8960.c  --  MT7986-WM8960 ALSA SoC machine driver
+ *
+ * Copyright (c) 2021 MediaTek Inc.
+ * Author: Vic Wu <vic.wu@mediatek.com>
+ *         Maso Huang <maso.huang@mediatek.com>
+ */
+
+#include <linux/module.h>
+#include <sound/soc.h>
+
+#include "mt7986-afe-common.h"
+
+struct mt7986_wm8960_priv {
+	struct device_node *platform_node;
+	struct device_node *codec_node;
+};
+
+static const struct snd_soc_dapm_widget mt7986_wm8960_widgets[] = {
+	SND_SOC_DAPM_HP("Headphone", NULL),
+	SND_SOC_DAPM_MIC("AMIC", NULL),
+};
+
+static const struct snd_kcontrol_new mt7986_wm8960_controls[] = {
+	SOC_DAPM_PIN_SWITCH("Headphone"),
+	SOC_DAPM_PIN_SWITCH("AMIC"),
+};
+
+SND_SOC_DAILINK_DEFS(playback,
+	DAILINK_COMP_ARRAY(COMP_CPU("DL1")),
+	DAILINK_COMP_ARRAY(COMP_DUMMY()),
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
+SND_SOC_DAILINK_DEFS(capture,
+	DAILINK_COMP_ARRAY(COMP_CPU("UL1")),
+	DAILINK_COMP_ARRAY(COMP_DUMMY()),
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
+SND_SOC_DAILINK_DEFS(codec,
+	DAILINK_COMP_ARRAY(COMP_CPU("ETDM")),
+	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "wm8960-hifi")),
+	DAILINK_COMP_ARRAY(COMP_EMPTY()));
+
+static struct snd_soc_dai_link mt7986_wm8960_dai_links[] = {
+	/* FE */
+	{
+		.name = "wm8960-playback",
+		.stream_name = "wm8960-playback",
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST,
+			    SND_SOC_DPCM_TRIGGER_POST},
+		.dynamic = 1,
+		.dpcm_playback = 1,
+		SND_SOC_DAILINK_REG(playback),
+	},
+	{
+		.name = "wm8960-capture",
+		.stream_name = "wm8960-capture",
+		.trigger = {SND_SOC_DPCM_TRIGGER_POST,
+			    SND_SOC_DPCM_TRIGGER_POST},
+		.dynamic = 1,
+		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(capture),
+	},
+	/* BE */
+	{
+		.name = "wm8960-codec",
+		.no_pcm = 1,
+		.dai_fmt = SND_SOC_DAIFMT_I2S |
+			SND_SOC_DAIFMT_NB_NF |
+			SND_SOC_DAIFMT_CBS_CFS |
+			SND_SOC_DAIFMT_GATED,
+		.dpcm_playback = 1,
+		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(codec),
+	},
+};
+
+static struct snd_soc_card mt7986_wm8960_card = {
+	.name = "mt7986-wm8960",
+	.owner = THIS_MODULE,
+	.dai_link = mt7986_wm8960_dai_links,
+	.num_links = ARRAY_SIZE(mt7986_wm8960_dai_links),
+	.controls = mt7986_wm8960_controls,
+	.num_controls = ARRAY_SIZE(mt7986_wm8960_controls),
+	.dapm_widgets = mt7986_wm8960_widgets,
+	.num_dapm_widgets = ARRAY_SIZE(mt7986_wm8960_widgets),
+};
+
+static int mt7986_wm8960_machine_probe(struct platform_device *pdev)
+{
+	struct snd_soc_card *card = &mt7986_wm8960_card;
+	struct snd_soc_dai_link *dai_link;
+	struct mt7986_wm8960_priv *priv;
+	int ret, i;
+
+	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+	if (!priv)
+		return -ENOMEM;
+
+	priv->platform_node = of_parse_phandle(pdev->dev.of_node,
+					       "mediatek,platform", 0);
+	if (!priv->platform_node) {
+		dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
+		return -EINVAL;
+	}
+
+	for_each_card_prelinks(card, i, dai_link) {
+		if (dai_link->platforms->name)
+			continue;
+		dai_link->platforms->of_node = priv->platform_node;
+	}
+
+	card->dev = &pdev->dev;
+
+	priv->codec_node = of_parse_phandle(pdev->dev.of_node,
+					    "mediatek,audio-codec", 0);
+	if (!priv->codec_node) {
+		dev_err(&pdev->dev,
+			"Property 'audio-codec' missing or invalid\n");
+		of_node_put(priv->platform_node);
+		return -EINVAL;
+	}
+
+	for_each_card_prelinks(card, i, dai_link) {
+		if (dai_link->codecs->name)
+			continue;
+		dai_link->codecs->of_node = priv->codec_node;
+	}
+
+	ret = snd_soc_of_parse_audio_routing(card, "audio-routing");
+	if (ret) {
+		dev_err(&pdev->dev, "failed to parse audio-routing: %d\n", ret);
+		goto err_of_node_put;
+	}
+
+	ret = devm_snd_soc_register_card(&pdev->dev, card);
+	if (ret) {
+		dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
+			__func__, ret);
+		goto err_of_node_put;
+	}
+
+err_of_node_put:
+	of_node_put(priv->codec_node);
+	of_node_put(priv->platform_node);
+	return ret;
+}
+
+static void mt7986_wm8960_machine_remove(struct platform_device *pdev)
+{
+	struct snd_soc_card *card = platform_get_drvdata(pdev);
+	struct mt7986_wm8960_priv *priv = snd_soc_card_get_drvdata(card);
+
+	of_node_put(priv->codec_node);
+	of_node_put(priv->platform_node);
+}
+
+#ifdef CONFIG_OF
+static const struct of_device_id mt7986_wm8960_machine_dt_match[] = {
+	{.compatible = "mediatek,mt7986-wm8960-machine",},
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mt7986_wm8960_machine_dt_match);
+#endif
+
+static struct platform_driver mt7986_wm8960_machine = {
+	.driver = {
+		.name = "mt7986-wm8960",
+#ifdef CONFIG_OF
+		.of_match_table = mt7986_wm8960_machine_dt_match,
+#endif
+	},
+	.probe = mt7986_wm8960_machine_probe,
+	.remove_new = mt7986_wm8960_machine_remove,
+};
+
+module_platform_driver(mt7986_wm8960_machine);
+
+/* Module information */
+MODULE_DESCRIPTION("MT7986 WM8960 ALSA SoC machine driver");
+MODULE_AUTHOR("Vic Wu <vic.wu@mediatek.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("mt7986 wm8960 soc card");
-- 
2.18.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 6/7] ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document
  2023-06-26  2:34 ` Maso Huang
@ 2023-06-26  2:35   ` Maso Huang
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:35 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add document for mt7986 board with wm8960.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 .../sound/mediatek,mt7986-wm8960.yaml         | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml

diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
new file mode 100644
index 000000000000..76394f7e5502
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt7986-wm8960.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT7986 sound card with WM8960 codec
+
+maintainers:
+  - Maso Huang <maso.huang@mediatek.com>
+
+properties:
+  compatible:
+    const: mediatek,mt7986-wm8960-machine
+
+  mediatek,platform:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of MT7986 platform.
+
+  audio-routing:
+    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
+    description:
+      A list of the connections between audio components. Each entry is a
+      sink/source pair of strings. Valid names could be the input or output
+      widgets of audio components, power supplies, MicBias of codec and the
+      software switch.
+
+  mediatek,audio-codec:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of wm8960 codec.
+
+additionalProperties: false
+
+required:
+  - compatible
+  - mediatek,platform
+  - audio-routing
+  - mediatek,audio-codec
+
+examples:
+  - |
+    sound {
+        compatible = "mediatek,mt7986-wm8960-machine";
+        mediatek,platform = <&afe>;
+        audio-routing =
+            "Headphone", "HP_L",
+            "Headphone", "HP_R",
+            "LINPUT1", "AMIC",
+            "RINPUT1", "AMIC";
+        mediatek,audio-codec = <&wm8960>;
+    };
+
+...
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 6/7] ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document
@ 2023-06-26  2:35   ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:35 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add document for mt7986 board with wm8960.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 .../sound/mediatek,mt7986-wm8960.yaml         | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml

diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
new file mode 100644
index 000000000000..76394f7e5502
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt7986-wm8960.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT7986 sound card with WM8960 codec
+
+maintainers:
+  - Maso Huang <maso.huang@mediatek.com>
+
+properties:
+  compatible:
+    const: mediatek,mt7986-wm8960-machine
+
+  mediatek,platform:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of MT7986 platform.
+
+  audio-routing:
+    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
+    description:
+      A list of the connections between audio components. Each entry is a
+      sink/source pair of strings. Valid names could be the input or output
+      widgets of audio components, power supplies, MicBias of codec and the
+      software switch.
+
+  mediatek,audio-codec:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description: The phandle of wm8960 codec.
+
+additionalProperties: false
+
+required:
+  - compatible
+  - mediatek,platform
+  - audio-routing
+  - mediatek,audio-codec
+
+examples:
+  - |
+    sound {
+        compatible = "mediatek,mt7986-wm8960-machine";
+        mediatek,platform = <&afe>;
+        audio-routing =
+            "Headphone", "HP_L",
+            "Headphone", "HP_R",
+            "LINPUT1", "AMIC",
+            "RINPUT1", "AMIC";
+        mediatek,audio-codec = <&wm8960>;
+    };
+
+...
-- 
2.18.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 7/7] ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document
  2023-06-26  2:34 ` Maso Huang
@ 2023-06-26  2:35   ` Maso Huang
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:35 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add mt7986 audio afe document.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 .../bindings/sound/mediatek,mt7986-afe.yaml   | 89 +++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml

diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
new file mode 100644
index 000000000000..257327a33ea1
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt7986-afe.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek AFE PCM controller for MT7986
+
+maintainers:
+  - Maso Huang <maso.huang@mediatek.com>
+
+properties:
+  compatible:
+    oneOf:
+      - const: mediatek,mt7986-afe
+      - items:
+          - enum:
+              - mediatek,mt7981-afe
+              - mediatek,mt7988-afe
+          - const: mediatek,mt7986-afe
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    minItems: 5
+    items:
+      - description: audio bus clock
+      - description: audio 26M clock
+      - description: audio intbus clock
+      - description: audio hopping clock
+      - description: audio pll clock
+      - description: mux for pcm_mck
+      - description: audio i2s/pcm mck
+
+  clock-names:
+    minItems: 5
+    items:
+      - const: aud_bus_ck
+      - const: aud_26m_ck
+      - const: aud_l_ck
+      - const: aud_aud_ck
+      - const: aud_eg2_ck
+      - const: aud_sel
+      - const: aud_i2s_m
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - assigned-clocks
+  - assigned-clock-parents
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/clock/mt7986-clk.h>
+
+    afe@11210000 {
+        compatible = "mediatek,mt7986-afe";
+        reg = <0x11210000 0x9000>;
+        interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&infracfg_ao CLK_INFRA_AUD_BUS_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_26M_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_L_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_AUD_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_EG2_CK>;
+        clock-names = "aud_bus_ck",
+                      "aud_26m_ck",
+                      "aud_l_ck",
+                      "aud_aud_ck",
+                      "aud_eg2_ck";
+        assigned-clocks = <&topckgen CLK_TOP_A1SYS_SEL>,
+                          <&topckgen CLK_TOP_AUD_L_SEL>,
+                          <&topckgen CLK_TOP_A_TUNER_SEL>;
+        assigned-clock-parents = <&topckgen CLK_TOP_APLL2_D4>,
+                                 <&apmixedsys CLK_APMIXED_APLL2>,
+                                 <&topckgen CLK_TOP_APLL2_D4>;
+    };
+
+...
-- 
2.18.0


^ permalink raw reply related	[flat|nested] 42+ messages in thread

* [PATCH v2 7/7] ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document
@ 2023-06-26  2:35   ` Maso Huang
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang @ 2023-06-26  2:35 UTC (permalink / raw)
  To: Liam Girdwood, Mark Brown, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Matthias Brugger, AngeloGioacchino Del Regno,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek
  Cc: Maso Huang

Add mt7986 audio afe document.

Signed-off-by: Maso Huang <maso.huang@mediatek.com>
---
 .../bindings/sound/mediatek,mt7986-afe.yaml   | 89 +++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml

diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
new file mode 100644
index 000000000000..257327a33ea1
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt7986-afe.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek AFE PCM controller for MT7986
+
+maintainers:
+  - Maso Huang <maso.huang@mediatek.com>
+
+properties:
+  compatible:
+    oneOf:
+      - const: mediatek,mt7986-afe
+      - items:
+          - enum:
+              - mediatek,mt7981-afe
+              - mediatek,mt7988-afe
+          - const: mediatek,mt7986-afe
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    minItems: 5
+    items:
+      - description: audio bus clock
+      - description: audio 26M clock
+      - description: audio intbus clock
+      - description: audio hopping clock
+      - description: audio pll clock
+      - description: mux for pcm_mck
+      - description: audio i2s/pcm mck
+
+  clock-names:
+    minItems: 5
+    items:
+      - const: aud_bus_ck
+      - const: aud_26m_ck
+      - const: aud_l_ck
+      - const: aud_aud_ck
+      - const: aud_eg2_ck
+      - const: aud_sel
+      - const: aud_i2s_m
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - assigned-clocks
+  - assigned-clock-parents
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/clock/mt7986-clk.h>
+
+    afe@11210000 {
+        compatible = "mediatek,mt7986-afe";
+        reg = <0x11210000 0x9000>;
+        interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&infracfg_ao CLK_INFRA_AUD_BUS_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_26M_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_L_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_AUD_CK>,
+                 <&infracfg_ao CLK_INFRA_AUD_EG2_CK>;
+        clock-names = "aud_bus_ck",
+                      "aud_26m_ck",
+                      "aud_l_ck",
+                      "aud_aud_ck",
+                      "aud_eg2_ck";
+        assigned-clocks = <&topckgen CLK_TOP_A1SYS_SEL>,
+                          <&topckgen CLK_TOP_AUD_L_SEL>,
+                          <&topckgen CLK_TOP_A_TUNER_SEL>;
+        assigned-clock-parents = <&topckgen CLK_TOP_APLL2_D4>,
+                                 <&apmixedsys CLK_APMIXED_APLL2>,
+                                 <&topckgen CLK_TOP_APLL2_D4>;
+    };
+
+...
-- 
2.18.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control
  2023-06-26  2:34   ` Maso Huang
@ 2023-06-27  4:37     ` Claudiu.Beznea
  -1 siblings, 0 replies; 42+ messages in thread
From: Claudiu.Beznea @ 2023-06-27  4:37 UTC (permalink / raw)
  To: maso.huang, lgirdwood, broonie, robh+dt, krzysztof.kozlowski+dt,
	conor+dt, matthias.bgg, angelogioacchino.delregno, perex, tiwai,
	trevor.wu, jiaxin.yu, renzhijie2, allen-kh.cheng, alsa-devel,
	devicetree, linux-kernel, linux-arm-kernel, linux-mediatek

On 26.06.2023 05:34, Maso Huang wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> Add audio clock wrapper and audio tuner control.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>

Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>


> ---
>  sound/soc/mediatek/mt7986/mt7986-afe-clk.c | 75 ++++++++++++++++++++++
>  sound/soc/mediatek/mt7986/mt7986-afe-clk.h | 18 ++++++
>  2 files changed, 93 insertions(+)
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.c b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> new file mode 100644
> index 000000000000..a8b5fae05673
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> @@ -0,0 +1,75 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * mt7986-afe-clk.c  --  MediaTek 7986 afe clock ctrl
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/clk.h>
> +
> +#include "mt7986-afe-common.h"
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-reg.h"
> +
> +enum {
> +       CK_INFRA_AUD_BUS_CK = 0,
> +       CK_INFRA_AUD_26M_CK,
> +       CK_INFRA_AUD_L_CK,
> +       CK_INFRA_AUD_AUD_CK,
> +       CK_INFRA_AUD_EG2_CK,
> +       CLK_NUM
> +};
> +
> +static const char *aud_clks[CLK_NUM] = {
> +       [CK_INFRA_AUD_BUS_CK] = "aud_bus_ck",
> +       [CK_INFRA_AUD_26M_CK] = "aud_26m_ck",
> +       [CK_INFRA_AUD_L_CK] = "aud_l_ck",
> +       [CK_INFRA_AUD_AUD_CK] = "aud_aud_ck",
> +       [CK_INFRA_AUD_EG2_CK] = "aud_eg2_ck",
> +};
> +
> +int mt7986_init_clock(struct mtk_base_afe *afe)
> +{
> +       struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +       int ret, i;
> +
> +       afe_priv->clks = devm_kcalloc(afe->dev, CLK_NUM,
> +                               sizeof(*afe_priv->clks), GFP_KERNEL);
> +       if (!afe_priv->clks)
> +               return -ENOMEM;
> +       afe_priv->num_clks = CLK_NUM;
> +
> +       for (i = 0; i < afe_priv->num_clks; i++)
> +               afe_priv->clks[i].id = aud_clks[i];
> +
> +       ret = devm_clk_bulk_get(afe->dev, afe_priv->num_clks, afe_priv->clks);
> +       if (ret)
> +               return dev_err_probe(afe->dev, ret, "Failed to get clocks\n");
> +
> +       return 0;
> +}
> +
> +int mt7986_afe_enable_clock(struct mtk_base_afe *afe)
> +{
> +       struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +       int ret;
> +
> +       ret = clk_bulk_prepare_enable(afe_priv->num_clks, afe_priv->clks);
> +       if (ret)
> +               return dev_err_probe(afe->dev, ret, "Failed to enable clocks\n");
> +
> +       return 0;
> +}
> +EXPORT_SYMBOL_GPL(mt7986_afe_enable_clock);
> +
> +int mt7986_afe_disable_clock(struct mtk_base_afe *afe)
> +{
> +       struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +
> +       clk_bulk_disable_unprepare(afe_priv->num_clks, afe_priv->clks);
> +
> +       return 0;
> +}
> +EXPORT_SYMBOL_GPL(mt7986_afe_disable_clock);
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.h b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> new file mode 100644
> index 000000000000..2f15b7a54bdc
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> @@ -0,0 +1,18 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * mt7986-afe-clk.h  --  MediaTek 7986 afe clock ctrl definition
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#ifndef _MT7986_AFE_CLK_H_
> +#define _MT7986_AFE_CLK_H_
> +
> +struct mtk_base_afe;
> +
> +int mt7986_init_clock(struct mtk_base_afe *afe);
> +int mt7986_afe_enable_clock(struct mtk_base_afe *afe);
> +int mt7986_afe_disable_clock(struct mtk_base_afe *afe);
> +#endif
> --
> 2.18.0
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control
@ 2023-06-27  4:37     ` Claudiu.Beznea
  0 siblings, 0 replies; 42+ messages in thread
From: Claudiu.Beznea @ 2023-06-27  4:37 UTC (permalink / raw)
  To: maso.huang, lgirdwood, broonie, robh+dt, krzysztof.kozlowski+dt,
	conor+dt, matthias.bgg, angelogioacchino.delregno, perex, tiwai,
	trevor.wu, jiaxin.yu, renzhijie2, allen-kh.cheng, alsa-devel,
	devicetree, linux-kernel, linux-arm-kernel, linux-mediatek

On 26.06.2023 05:34, Maso Huang wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> Add audio clock wrapper and audio tuner control.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>

Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>


> ---
>  sound/soc/mediatek/mt7986/mt7986-afe-clk.c | 75 ++++++++++++++++++++++
>  sound/soc/mediatek/mt7986/mt7986-afe-clk.h | 18 ++++++
>  2 files changed, 93 insertions(+)
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.c b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> new file mode 100644
> index 000000000000..a8b5fae05673
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> @@ -0,0 +1,75 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * mt7986-afe-clk.c  --  MediaTek 7986 afe clock ctrl
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/clk.h>
> +
> +#include "mt7986-afe-common.h"
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-reg.h"
> +
> +enum {
> +       CK_INFRA_AUD_BUS_CK = 0,
> +       CK_INFRA_AUD_26M_CK,
> +       CK_INFRA_AUD_L_CK,
> +       CK_INFRA_AUD_AUD_CK,
> +       CK_INFRA_AUD_EG2_CK,
> +       CLK_NUM
> +};
> +
> +static const char *aud_clks[CLK_NUM] = {
> +       [CK_INFRA_AUD_BUS_CK] = "aud_bus_ck",
> +       [CK_INFRA_AUD_26M_CK] = "aud_26m_ck",
> +       [CK_INFRA_AUD_L_CK] = "aud_l_ck",
> +       [CK_INFRA_AUD_AUD_CK] = "aud_aud_ck",
> +       [CK_INFRA_AUD_EG2_CK] = "aud_eg2_ck",
> +};
> +
> +int mt7986_init_clock(struct mtk_base_afe *afe)
> +{
> +       struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +       int ret, i;
> +
> +       afe_priv->clks = devm_kcalloc(afe->dev, CLK_NUM,
> +                               sizeof(*afe_priv->clks), GFP_KERNEL);
> +       if (!afe_priv->clks)
> +               return -ENOMEM;
> +       afe_priv->num_clks = CLK_NUM;
> +
> +       for (i = 0; i < afe_priv->num_clks; i++)
> +               afe_priv->clks[i].id = aud_clks[i];
> +
> +       ret = devm_clk_bulk_get(afe->dev, afe_priv->num_clks, afe_priv->clks);
> +       if (ret)
> +               return dev_err_probe(afe->dev, ret, "Failed to get clocks\n");
> +
> +       return 0;
> +}
> +
> +int mt7986_afe_enable_clock(struct mtk_base_afe *afe)
> +{
> +       struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +       int ret;
> +
> +       ret = clk_bulk_prepare_enable(afe_priv->num_clks, afe_priv->clks);
> +       if (ret)
> +               return dev_err_probe(afe->dev, ret, "Failed to enable clocks\n");
> +
> +       return 0;
> +}
> +EXPORT_SYMBOL_GPL(mt7986_afe_enable_clock);
> +
> +int mt7986_afe_disable_clock(struct mtk_base_afe *afe)
> +{
> +       struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +
> +       clk_bulk_disable_unprepare(afe_priv->num_clks, afe_priv->clks);
> +
> +       return 0;
> +}
> +EXPORT_SYMBOL_GPL(mt7986_afe_disable_clock);
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.h b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> new file mode 100644
> index 000000000000..2f15b7a54bdc
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> @@ -0,0 +1,18 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * mt7986-afe-clk.h  --  MediaTek 7986 afe clock ctrl definition
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#ifndef _MT7986_AFE_CLK_H_
> +#define _MT7986_AFE_CLK_H_
> +
> +struct mtk_base_afe;
> +
> +int mt7986_init_clock(struct mtk_base_afe *afe);
> +int mt7986_afe_enable_clock(struct mtk_base_afe *afe);
> +int mt7986_afe_disable_clock(struct mtk_base_afe *afe);
> +#endif
> --
> 2.18.0
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
  2023-06-26  2:34   ` Maso Huang
@ 2023-06-27  4:43     ` Claudiu.Beznea
  -1 siblings, 0 replies; 42+ messages in thread
From: Claudiu.Beznea @ 2023-06-27  4:43 UTC (permalink / raw)
  To: maso.huang, lgirdwood, broonie, robh+dt, krzysztof.kozlowski+dt,
	conor+dt, matthias.bgg, angelogioacchino.delregno, perex, tiwai,
	trevor.wu, jiaxin.yu, renzhijie2, allen-kh.cheng, alsa-devel,
	devicetree, linux-kernel, linux-arm-kernel, linux-mediatek

On 26.06.2023 05:34, Maso Huang wrote:
> +static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
> +{
> +       struct mtk_base_afe *afe;
> +       struct mt7986_afe_private *afe_priv;
> +       struct device *dev;
> +       int i, irq_id, ret;
> +
> +       afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
> +       if (!afe)
> +               return -ENOMEM;
> +       platform_set_drvdata(pdev, afe);
> +
> +       afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
> +                                         GFP_KERNEL);
> +       if (!afe->platform_priv)
> +               return -ENOMEM;
> +
> +       afe_priv = afe->platform_priv;
> +       afe->dev = &pdev->dev;
> +       dev = afe->dev;
> +
> +       afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
> +       if (IS_ERR(afe->base_addr))
> +               return PTR_ERR(afe->base_addr);
> +
> +       /* initial audio related clock */
> +       ret = mt7986_init_clock(afe);
> +       if (ret)
> +               return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
> +
> +       ret = devm_pm_runtime_enable(dev);
> +       if (ret)
> +               return ret;
> +
> +       /* enable clock for regcache get default value from hw */
> +       afe_priv->pm_runtime_bypass_reg_ctl = true;
> +       pm_runtime_get_sync(&pdev->dev);
> +
> +       afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
> +                     &mt7986_afe_regmap_config);
> +       if (IS_ERR(afe->regmap)) {
> +               ret = PTR_ERR(afe->regmap);
> +               goto err_pm_disable;
> +       }
> +
> +       pm_runtime_put_sync(&pdev->dev);

You already did here a put thus (see below)

> +       afe_priv->pm_runtime_bypass_reg_ctl = false;
> +
> +       /* init memif */
> +       afe->memif_size = MT7986_MEMIF_NUM;
> +       afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe->memif),
> +                                 GFP_KERNEL);
> +       if (!afe->memif)
> +               goto err_pm_disable;
> +
> +       for (i = 0; i < afe->memif_size; i++) {
> +               afe->memif[i].data = &memif_data[i];
> +               afe->memif[i].irq_usage = -1;
> +       }
> +
> +       mutex_init(&afe->irq_alloc_lock);
> +
> +       /* irq initialize */
> +       afe->irqs_size = MT7986_IRQ_NUM;
> +       afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
> +                                GFP_KERNEL);
> +       if (!afe->irqs)
> +               goto err_pm_disable;
> +
> +       for (i = 0; i < afe->irqs_size; i++)
> +               afe->irqs[i].irq_data = &irq_data[i];
> +
> +       /* request irq */
> +       irq_id = platform_get_irq(pdev, 0);
> +       if (irq_id < 0) {
> +               dev_err(dev, "%pOFn no irq found\n", dev->of_node);
> +               ret = irq_id;
> +               goto err_pm_disable;
> +       }
> +       ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
> +                              IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
> +       if (ret) {
> +               dev_err(dev, "could not request_irq for asys-isr\n");
> +               goto err_pm_disable;
> +       }
> +
> +       /* init sub_dais */
> +       INIT_LIST_HEAD(&afe->sub_dais);
> +
> +       for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
> +               ret = dai_register_cbs[i](afe);
> +               if (ret) {
> +                       dev_err(afe->dev, "dai register i %d fail, ret %d\n",
> +                                i, ret);
> +                       goto err_pm_disable;
> +               }
> +       }
> +
> +       /* init dai_driver and component_driver */
> +       ret = mtk_afe_combine_sub_dai(afe);
> +       if (ret) {
> +               dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
> +                        ret);
> +               goto err_pm_disable;
> +       }
> +
> +       afe->mtk_afe_hardware = &mt7986_afe_hardware;
> +       afe->memif_fs = mt7986_memif_fs;
> +       afe->irq_fs = mt7986_irq_fs;
> +
> +       afe->runtime_resume = mt7986_afe_runtime_resume;
> +       afe->runtime_suspend = mt7986_afe_runtime_suspend;
> +
> +       /* register component */
> +       ret = devm_snd_soc_register_component(&pdev->dev,
> +                                             &mt7986_afe_component,
> +                                             NULL, 0);
> +       if (ret) {
> +               dev_warn(dev, "err_platform\n");
> +               goto err_pm_disable;
> +       }
> +
> +       ret = devm_snd_soc_register_component(afe->dev,
> +                                             &mt7986_afe_pcm_dai_component,
> +                                             afe->dai_drivers,
> +                                             afe->num_dai_drivers);
> +       if (ret) {
> +               dev_warn(dev, "err_dai_component\n");
> +               goto err_pm_disable;
> +       }
> +
> +       return ret;
> +
> +err_pm_disable:
> +       pm_runtime_put_sync(&pdev->dev);

these should be no need for this one here.

> +       pm_runtime_disable(&pdev->dev);

This is also covered by devm_pm_runtime_enable().

> +       return ret;
> +}

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
@ 2023-06-27  4:43     ` Claudiu.Beznea
  0 siblings, 0 replies; 42+ messages in thread
From: Claudiu.Beznea @ 2023-06-27  4:43 UTC (permalink / raw)
  To: maso.huang, lgirdwood, broonie, robh+dt, krzysztof.kozlowski+dt,
	conor+dt, matthias.bgg, angelogioacchino.delregno, perex, tiwai,
	trevor.wu, jiaxin.yu, renzhijie2, allen-kh.cheng, alsa-devel,
	devicetree, linux-kernel, linux-arm-kernel, linux-mediatek

On 26.06.2023 05:34, Maso Huang wrote:
> +static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
> +{
> +       struct mtk_base_afe *afe;
> +       struct mt7986_afe_private *afe_priv;
> +       struct device *dev;
> +       int i, irq_id, ret;
> +
> +       afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
> +       if (!afe)
> +               return -ENOMEM;
> +       platform_set_drvdata(pdev, afe);
> +
> +       afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
> +                                         GFP_KERNEL);
> +       if (!afe->platform_priv)
> +               return -ENOMEM;
> +
> +       afe_priv = afe->platform_priv;
> +       afe->dev = &pdev->dev;
> +       dev = afe->dev;
> +
> +       afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
> +       if (IS_ERR(afe->base_addr))
> +               return PTR_ERR(afe->base_addr);
> +
> +       /* initial audio related clock */
> +       ret = mt7986_init_clock(afe);
> +       if (ret)
> +               return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
> +
> +       ret = devm_pm_runtime_enable(dev);
> +       if (ret)
> +               return ret;
> +
> +       /* enable clock for regcache get default value from hw */
> +       afe_priv->pm_runtime_bypass_reg_ctl = true;
> +       pm_runtime_get_sync(&pdev->dev);
> +
> +       afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
> +                     &mt7986_afe_regmap_config);
> +       if (IS_ERR(afe->regmap)) {
> +               ret = PTR_ERR(afe->regmap);
> +               goto err_pm_disable;
> +       }
> +
> +       pm_runtime_put_sync(&pdev->dev);

You already did here a put thus (see below)

> +       afe_priv->pm_runtime_bypass_reg_ctl = false;
> +
> +       /* init memif */
> +       afe->memif_size = MT7986_MEMIF_NUM;
> +       afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe->memif),
> +                                 GFP_KERNEL);
> +       if (!afe->memif)
> +               goto err_pm_disable;
> +
> +       for (i = 0; i < afe->memif_size; i++) {
> +               afe->memif[i].data = &memif_data[i];
> +               afe->memif[i].irq_usage = -1;
> +       }
> +
> +       mutex_init(&afe->irq_alloc_lock);
> +
> +       /* irq initialize */
> +       afe->irqs_size = MT7986_IRQ_NUM;
> +       afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
> +                                GFP_KERNEL);
> +       if (!afe->irqs)
> +               goto err_pm_disable;
> +
> +       for (i = 0; i < afe->irqs_size; i++)
> +               afe->irqs[i].irq_data = &irq_data[i];
> +
> +       /* request irq */
> +       irq_id = platform_get_irq(pdev, 0);
> +       if (irq_id < 0) {
> +               dev_err(dev, "%pOFn no irq found\n", dev->of_node);
> +               ret = irq_id;
> +               goto err_pm_disable;
> +       }
> +       ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
> +                              IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
> +       if (ret) {
> +               dev_err(dev, "could not request_irq for asys-isr\n");
> +               goto err_pm_disable;
> +       }
> +
> +       /* init sub_dais */
> +       INIT_LIST_HEAD(&afe->sub_dais);
> +
> +       for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
> +               ret = dai_register_cbs[i](afe);
> +               if (ret) {
> +                       dev_err(afe->dev, "dai register i %d fail, ret %d\n",
> +                                i, ret);
> +                       goto err_pm_disable;
> +               }
> +       }
> +
> +       /* init dai_driver and component_driver */
> +       ret = mtk_afe_combine_sub_dai(afe);
> +       if (ret) {
> +               dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
> +                        ret);
> +               goto err_pm_disable;
> +       }
> +
> +       afe->mtk_afe_hardware = &mt7986_afe_hardware;
> +       afe->memif_fs = mt7986_memif_fs;
> +       afe->irq_fs = mt7986_irq_fs;
> +
> +       afe->runtime_resume = mt7986_afe_runtime_resume;
> +       afe->runtime_suspend = mt7986_afe_runtime_suspend;
> +
> +       /* register component */
> +       ret = devm_snd_soc_register_component(&pdev->dev,
> +                                             &mt7986_afe_component,
> +                                             NULL, 0);
> +       if (ret) {
> +               dev_warn(dev, "err_platform\n");
> +               goto err_pm_disable;
> +       }
> +
> +       ret = devm_snd_soc_register_component(afe->dev,
> +                                             &mt7986_afe_pcm_dai_component,
> +                                             afe->dai_drivers,
> +                                             afe->num_dai_drivers);
> +       if (ret) {
> +               dev_warn(dev, "err_dai_component\n");
> +               goto err_pm_disable;
> +       }
> +
> +       return ret;
> +
> +err_pm_disable:
> +       pm_runtime_put_sync(&pdev->dev);

these should be no need for this one here.

> +       pm_runtime_disable(&pdev->dev);

This is also covered by devm_pm_runtime_enable().

> +       return ret;
> +}


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
  2023-06-27  4:43     ` Claudiu.Beznea
  (?)
@ 2023-06-27  6:25     ` Maso Huang (黃加竹)
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-06-27  6:25 UTC (permalink / raw)
  To: linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, Claudiu.Beznea, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Tue, 2023-06-27 at 04:43 +0000, Claudiu.Beznea@microchip.com wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  On 26.06.2023 05:34, Maso Huang wrote:
> > +static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
> > +{
> > +       struct mtk_base_afe *afe;
> > +       struct mt7986_afe_private *afe_priv;
> > +       struct device *dev;
> > +       int i, irq_id, ret;
> > +
> > +       afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
> > +       if (!afe)
> > +               return -ENOMEM;
> > +       platform_set_drvdata(pdev, afe);
> > +
> > +       afe->platform_priv = devm_kzalloc(&pdev->dev,
> sizeof(*afe_priv),
> > +                                         GFP_KERNEL);
> > +       if (!afe->platform_priv)
> > +               return -ENOMEM;
> > +
> > +       afe_priv = afe->platform_priv;
> > +       afe->dev = &pdev->dev;
> > +       dev = afe->dev;
> > +
> > +       afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
> > +       if (IS_ERR(afe->base_addr))
> > +               return PTR_ERR(afe->base_addr);
> > +
> > +       /* initial audio related clock */
> > +       ret = mt7986_init_clock(afe);
> > +       if (ret)
> > +               return dev_err_probe(dev, ret, "Cannot initialize
> clocks\n");
> > +
> > +       ret = devm_pm_runtime_enable(dev);
> > +       if (ret)
> > +               return ret;
> > +
> > +       /* enable clock for regcache get default value from hw */
> > +       afe_priv->pm_runtime_bypass_reg_ctl = true;
> > +       pm_runtime_get_sync(&pdev->dev);
> > +
> > +       afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe-
> >base_addr,
> > +                     &mt7986_afe_regmap_config);
> > +       if (IS_ERR(afe->regmap)) {
> > +               ret = PTR_ERR(afe->regmap);
> > +               goto err_pm_disable;
> > +       }
> > +
> > +       pm_runtime_put_sync(&pdev->dev);
> 
> You already did here a put thus (see below)
> 
> > +       afe_priv->pm_runtime_bypass_reg_ctl = false;
> > +
> > +       /* init memif */
> > +       afe->memif_size = MT7986_MEMIF_NUM;
> > +       afe->memif = devm_kcalloc(dev, afe->memif_size,
> sizeof(*afe->memif),
> > +                                 GFP_KERNEL);
> > +       if (!afe->memif)
> > +               goto err_pm_disable;
> > +
> > +       for (i = 0; i < afe->memif_size; i++) {
> > +               afe->memif[i].data = &memif_data[i];
> > +               afe->memif[i].irq_usage = -1;
> > +       }
> > +
> > +       mutex_init(&afe->irq_alloc_lock);
> > +
> > +       /* irq initialize */
> > +       afe->irqs_size = MT7986_IRQ_NUM;
> > +       afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe-
> >irqs),
> > +                                GFP_KERNEL);
> > +       if (!afe->irqs)
> > +               goto err_pm_disable;
> > +
> > +       for (i = 0; i < afe->irqs_size; i++)
> > +               afe->irqs[i].irq_data = &irq_data[i];
> > +
> > +       /* request irq */
> > +       irq_id = platform_get_irq(pdev, 0);
> > +       if (irq_id < 0) {
> > +               dev_err(dev, "%pOFn no irq found\n", dev->of_node);
> > +               ret = irq_id;
> > +               goto err_pm_disable;
> > +       }
> > +       ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
> > +                              IRQF_TRIGGER_NONE, "asys-isr", (void
> *)afe);
> > +       if (ret) {
> > +               dev_err(dev, "could not request_irq for asys-
> isr\n");
> > +               goto err_pm_disable;
> > +       }
> > +
> > +       /* init sub_dais */
> > +       INIT_LIST_HEAD(&afe->sub_dais);
> > +
> > +       for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
> > +               ret = dai_register_cbs[i](afe);
> > +               if (ret) {
> > +                       dev_err(afe->dev, "dai register i %d fail,
> ret %d\n",
> > +                                i, ret);
> > +                       goto err_pm_disable;
> > +               }
> > +       }
> > +
> > +       /* init dai_driver and component_driver */
> > +       ret = mtk_afe_combine_sub_dai(afe);
> > +       if (ret) {
> > +               dev_err(afe->dev, "mtk_afe_combine_sub_dai fail,
> ret %d\n",
> > +                        ret);
> > +               goto err_pm_disable;
> > +       }
> > +
> > +       afe->mtk_afe_hardware = &mt7986_afe_hardware;
> > +       afe->memif_fs = mt7986_memif_fs;
> > +       afe->irq_fs = mt7986_irq_fs;
> > +
> > +       afe->runtime_resume = mt7986_afe_runtime_resume;
> > +       afe->runtime_suspend = mt7986_afe_runtime_suspend;
> > +
> > +       /* register component */
> > +       ret = devm_snd_soc_register_component(&pdev->dev,
> >
> +                                             &mt7986_afe_component,
> > +                                             NULL, 0);
> > +       if (ret) {
> > +               dev_warn(dev, "err_platform\n");
> > +               goto err_pm_disable;
> > +       }
> > +
> > +       ret = devm_snd_soc_register_component(afe->dev,
> >
> +                                             &mt7986_afe_pcm_dai_com
> ponent,
> > +                                             afe->dai_drivers,
> > +                                             afe-
> >num_dai_drivers);
> > +       if (ret) {
> > +               dev_warn(dev, "err_dai_component\n");
> > +               goto err_pm_disable;
> > +       }
> > +
> > +       return ret;
> > +
> > +err_pm_disable:
> > +       pm_runtime_put_sync(&pdev->dev);
> 
> these should be no need for this one here.
> 

Hi Claudiu,
Thanks for your review.
This is for (IS_ERR(afe->regmap)) error handling.
May I just remove this one? or any other suggestion?

Thanks,
Maso

> > +       pm_runtime_disable(&pdev->dev);
> 
> This is also covered by devm_pm_runtime_enable().
> 
> > +       return ret;
> > +}
> 
> 

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 6/7] ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document
  2023-06-26  2:35   ` Maso Huang
@ 2023-06-29 14:58     ` Rob Herring
  -1 siblings, 0 replies; 42+ messages in thread
From: Rob Herring @ 2023-06-29 14:58 UTC (permalink / raw)
  To: Maso Huang
  Cc: Liam Girdwood, Mark Brown, Krzysztof Kozlowski, Conor Dooley,
	Matthias Brugger, AngeloGioacchino Del Regno, Jaroslav Kysela,
	Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie, Allen-KH Cheng,
	alsa-devel, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek

On Mon, Jun 26, 2023 at 10:35:00AM +0800, Maso Huang wrote:
> Add document for mt7986 board with wm8960.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>  .../sound/mediatek,mt7986-wm8960.yaml         | 53 +++++++++++++++++++
>  1 file changed, 53 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> new file mode 100644
> index 000000000000..76394f7e5502
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/mediatek,mt7986-wm8960.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek MT7986 sound card with WM8960 codec
> +
> +maintainers:
> +  - Maso Huang <maso.huang@mediatek.com>
> +
> +properties:
> +  compatible:
> +    const: mediatek,mt7986-wm8960-machine
> +
> +  mediatek,platform:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle of MT7986 platform.
> +
> +  audio-routing:
> +    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> +    description:
> +      A list of the connections between audio components. Each entry is a
> +      sink/source pair of strings. Valid names could be the input or output
> +      widgets of audio components, power supplies, MicBias of codec and the
> +      software switch.
> +
> +  mediatek,audio-codec:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle of wm8960 codec.

Please define these properties in a common schema and reference them 
where already used and here. A given property shouldn't have multiple 
type definitions.

Rob

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 6/7] ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document
@ 2023-06-29 14:58     ` Rob Herring
  0 siblings, 0 replies; 42+ messages in thread
From: Rob Herring @ 2023-06-29 14:58 UTC (permalink / raw)
  To: Maso Huang
  Cc: Liam Girdwood, Mark Brown, Krzysztof Kozlowski, Conor Dooley,
	Matthias Brugger, AngeloGioacchino Del Regno, Jaroslav Kysela,
	Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie, Allen-KH Cheng,
	alsa-devel, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek

On Mon, Jun 26, 2023 at 10:35:00AM +0800, Maso Huang wrote:
> Add document for mt7986 board with wm8960.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>  .../sound/mediatek,mt7986-wm8960.yaml         | 53 +++++++++++++++++++
>  1 file changed, 53 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> new file mode 100644
> index 000000000000..76394f7e5502
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/mediatek,mt7986-wm8960.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek MT7986 sound card with WM8960 codec
> +
> +maintainers:
> +  - Maso Huang <maso.huang@mediatek.com>
> +
> +properties:
> +  compatible:
> +    const: mediatek,mt7986-wm8960-machine
> +
> +  mediatek,platform:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle of MT7986 platform.
> +
> +  audio-routing:
> +    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> +    description:
> +      A list of the connections between audio components. Each entry is a
> +      sink/source pair of strings. Valid names could be the input or output
> +      widgets of audio components, power supplies, MicBias of codec and the
> +      software switch.
> +
> +  mediatek,audio-codec:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle of wm8960 codec.

Please define these properties in a common schema and reference them 
where already used and here. A given property shouldn't have multiple 
type definitions.

Rob

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 7/7] ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document
  2023-06-26  2:35   ` Maso Huang
@ 2023-06-29 15:05     ` Rob Herring
  -1 siblings, 0 replies; 42+ messages in thread
From: Rob Herring @ 2023-06-29 15:05 UTC (permalink / raw)
  To: Maso Huang
  Cc: Liam Girdwood, Mark Brown, Krzysztof Kozlowski, Conor Dooley,
	Matthias Brugger, AngeloGioacchino Del Regno, Jaroslav Kysela,
	Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie, Allen-KH Cheng,
	alsa-devel, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek

On Mon, Jun 26, 2023 at 10:35:01AM +0800, Maso Huang wrote:
> Add mt7986 audio afe document.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>  .../bindings/sound/mediatek,mt7986-afe.yaml   | 89 +++++++++++++++++++
>  1 file changed, 89 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> new file mode 100644
> index 000000000000..257327a33ea1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> @@ -0,0 +1,89 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/mediatek,mt7986-afe.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek AFE PCM controller for MT7986
> +
> +maintainers:
> +  - Maso Huang <maso.huang@mediatek.com>
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - const: mediatek,mt7986-afe
> +      - items:
> +          - enum:
> +              - mediatek,mt7981-afe
> +              - mediatek,mt7988-afe
> +          - const: mediatek,mt7986-afe
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    minItems: 5
> +    items:
> +      - description: audio bus clock
> +      - description: audio 26M clock
> +      - description: audio intbus clock
> +      - description: audio hopping clock
> +      - description: audio pll clock
> +      - description: mux for pcm_mck
> +      - description: audio i2s/pcm mck
> +
> +  clock-names:
> +    minItems: 5
> +    items:
> +      - const: aud_bus_ck
> +      - const: aud_26m_ck
> +      - const: aud_l_ck
> +      - const: aud_aud_ck
> +      - const: aud_eg2_ck
> +      - const: aud_sel
> +      - const: aud_i2s_m

'aud_' is redundant.

> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - assigned-clocks
> +  - assigned-clock-parents
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/clock/mt7986-clk.h>
> +
> +    afe@11210000 {
> +        compatible = "mediatek,mt7986-afe";
> +        reg = <0x11210000 0x9000>;
> +        interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&infracfg_ao CLK_INFRA_AUD_BUS_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_26M_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_L_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_AUD_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_EG2_CK>;
> +        clock-names = "aud_bus_ck",
> +                      "aud_26m_ck",
> +                      "aud_l_ck",
> +                      "aud_aud_ck",
> +                      "aud_eg2_ck";
> +        assigned-clocks = <&topckgen CLK_TOP_A1SYS_SEL>,
> +                          <&topckgen CLK_TOP_AUD_L_SEL>,
> +                          <&topckgen CLK_TOP_A_TUNER_SEL>;
> +        assigned-clock-parents = <&topckgen CLK_TOP_APLL2_D4>,
> +                                 <&apmixedsys CLK_APMIXED_APLL2>,
> +                                 <&topckgen CLK_TOP_APLL2_D4>;
> +    };
> +
> +...
> -- 
> 2.18.0
> 

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 7/7] ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document
@ 2023-06-29 15:05     ` Rob Herring
  0 siblings, 0 replies; 42+ messages in thread
From: Rob Herring @ 2023-06-29 15:05 UTC (permalink / raw)
  To: Maso Huang
  Cc: Liam Girdwood, Mark Brown, Krzysztof Kozlowski, Conor Dooley,
	Matthias Brugger, AngeloGioacchino Del Regno, Jaroslav Kysela,
	Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie, Allen-KH Cheng,
	alsa-devel, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek

On Mon, Jun 26, 2023 at 10:35:01AM +0800, Maso Huang wrote:
> Add mt7986 audio afe document.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>  .../bindings/sound/mediatek,mt7986-afe.yaml   | 89 +++++++++++++++++++
>  1 file changed, 89 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> new file mode 100644
> index 000000000000..257327a33ea1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> @@ -0,0 +1,89 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/mediatek,mt7986-afe.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek AFE PCM controller for MT7986
> +
> +maintainers:
> +  - Maso Huang <maso.huang@mediatek.com>
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - const: mediatek,mt7986-afe
> +      - items:
> +          - enum:
> +              - mediatek,mt7981-afe
> +              - mediatek,mt7988-afe
> +          - const: mediatek,mt7986-afe
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    minItems: 5
> +    items:
> +      - description: audio bus clock
> +      - description: audio 26M clock
> +      - description: audio intbus clock
> +      - description: audio hopping clock
> +      - description: audio pll clock
> +      - description: mux for pcm_mck
> +      - description: audio i2s/pcm mck
> +
> +  clock-names:
> +    minItems: 5
> +    items:
> +      - const: aud_bus_ck
> +      - const: aud_26m_ck
> +      - const: aud_l_ck
> +      - const: aud_aud_ck
> +      - const: aud_eg2_ck
> +      - const: aud_sel
> +      - const: aud_i2s_m

'aud_' is redundant.

> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - assigned-clocks
> +  - assigned-clock-parents
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/clock/mt7986-clk.h>
> +
> +    afe@11210000 {
> +        compatible = "mediatek,mt7986-afe";
> +        reg = <0x11210000 0x9000>;
> +        interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&infracfg_ao CLK_INFRA_AUD_BUS_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_26M_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_L_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_AUD_CK>,
> +                 <&infracfg_ao CLK_INFRA_AUD_EG2_CK>;
> +        clock-names = "aud_bus_ck",
> +                      "aud_26m_ck",
> +                      "aud_l_ck",
> +                      "aud_aud_ck",
> +                      "aud_eg2_ck";
> +        assigned-clocks = <&topckgen CLK_TOP_A1SYS_SEL>,
> +                          <&topckgen CLK_TOP_AUD_L_SEL>,
> +                          <&topckgen CLK_TOP_A_TUNER_SEL>;
> +        assigned-clock-parents = <&topckgen CLK_TOP_APLL2_D4>,
> +                                 <&apmixedsys CLK_APMIXED_APLL2>,
> +                                 <&topckgen CLK_TOP_APLL2_D4>;
> +    };
> +
> +...
> -- 
> 2.18.0
> 

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 7/7] ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document
  2023-06-29 15:05     ` Rob Herring
  (?)
@ 2023-06-30  2:26     ` Maso Huang (黃加竹)
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-06-30  2:26 UTC (permalink / raw)
  To: robh
  Cc: linux-kernel, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Thu, 2023-06-29 at 09:05 -0600, Rob Herring wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  On Mon, Jun 26, 2023 at 10:35:01AM +0800, Maso Huang wrote:
> > Add mt7986 audio afe document.
> > 
> > Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> > ---
> >  .../bindings/sound/mediatek,mt7986-afe.yaml   | 89
> +++++++++++++++++++
> >  1 file changed, 89 insertions(+)
> >  create mode 100644
> Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> > 
> > diff --git
> a/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> b/Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
> > new file mode 100644
> > index 000000000000..257327a33ea1
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-
> afe.yaml
> > @@ -0,0 +1,89 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/sound/mediatek,mt7986-afe.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: MediaTek AFE PCM controller for MT7986
> > +
> > +maintainers:
> > +  - Maso Huang <maso.huang@mediatek.com>
> > +
> > +properties:
> > +  compatible:
> > +    oneOf:
> > +      - const: mediatek,mt7986-afe
> > +      - items:
> > +          - enum:
> > +              - mediatek,mt7981-afe
> > +              - mediatek,mt7988-afe
> > +          - const: mediatek,mt7986-afe
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  interrupts:
> > +    maxItems: 1
> > +
> > +  clocks:
> > +    minItems: 5
> > +    items:
> > +      - description: audio bus clock
> > +      - description: audio 26M clock
> > +      - description: audio intbus clock
> > +      - description: audio hopping clock
> > +      - description: audio pll clock
> > +      - description: mux for pcm_mck
> > +      - description: audio i2s/pcm mck
> > +
> > +  clock-names:
> > +    minItems: 5
> > +    items:
> > +      - const: aud_bus_ck
> > +      - const: aud_26m_ck
> > +      - const: aud_l_ck
> > +      - const: aud_aud_ck
> > +      - const: aud_eg2_ck
> > +      - const: aud_sel
> > +      - const: aud_i2s_m
> 
> 'aud_' is redundant.
> 

Hi Rob,

Thanks for your review.

I'll refine as below in v3 patch.
items:
 - const: bus_ck
 - const: 26m_ck
 - const: l_ck
 - const: aud_ck
 - const: eg2_ck
 - const: sel
 - const: i2s_m

And modify example as well.

Best regards,
Maso


> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - interrupts
> > +  - clocks
> > +  - clock-names
> > +  - assigned-clocks
> > +  - assigned-clock-parents
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> > +    #include <dt-bindings/interrupt-controller/irq.h>
> > +    #include <dt-bindings/clock/mt7986-clk.h>
> > +
> > +    afe@11210000 {
> > +        compatible = "mediatek,mt7986-afe";
> > +        reg = <0x11210000 0x9000>;
> > +        interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
> > +        clocks = <&infracfg_ao CLK_INFRA_AUD_BUS_CK>,
> > +                 <&infracfg_ao CLK_INFRA_AUD_26M_CK>,
> > +                 <&infracfg_ao CLK_INFRA_AUD_L_CK>,
> > +                 <&infracfg_ao CLK_INFRA_AUD_AUD_CK>,
> > +                 <&infracfg_ao CLK_INFRA_AUD_EG2_CK>;
> > +        clock-names = "aud_bus_ck",
> > +                      "aud_26m_ck",
> > +                      "aud_l_ck",
> > +                      "aud_aud_ck",
> > +                      "aud_eg2_ck";
> > +        assigned-clocks = <&topckgen CLK_TOP_A1SYS_SEL>,
> > +                          <&topckgen CLK_TOP_AUD_L_SEL>,
> > +                          <&topckgen CLK_TOP_A_TUNER_SEL>;
> > +        assigned-clock-parents = <&topckgen CLK_TOP_APLL2_D4>,
> > +                                 <&apmixedsys CLK_APMIXED_APLL2>,
> > +                                 <&topckgen CLK_TOP_APLL2_D4>;
> > +    };
> > +
> > +...
> > -- 
> > 2.18.0
> > 

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 6/7] ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document
  2023-06-29 14:58     ` Rob Herring
  (?)
@ 2023-06-30  9:29     ` Maso Huang (黃加竹)
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-06-30  9:29 UTC (permalink / raw)
  To: robh
  Cc: linux-kernel, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Thu, 2023-06-29 at 08:58 -0600, Rob Herring wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  On Mon, Jun 26, 2023 at 10:35:00AM +0800, Maso Huang wrote:
> > Add document for mt7986 board with wm8960.
> > 
> > Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> > ---
> >  .../sound/mediatek,mt7986-wm8960.yaml         | 53
> +++++++++++++++++++
> >  1 file changed, 53 insertions(+)
> >  create mode 100644
> Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> > 
> > diff --git
> a/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml 
> b/Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
> > new file mode 100644
> > index 000000000000..76394f7e5502
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/sound/mediatek,mt7986-
> wm8960.yaml
> > @@ -0,0 +1,53 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: 
> http://devicetree.org/schemas/sound/mediatek,mt7986-wm8960.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: MediaTek MT7986 sound card with WM8960 codec
> > +
> > +maintainers:
> > +  - Maso Huang <maso.huang@mediatek.com>
> > +
> > +properties:
> > +  compatible:
> > +    const: mediatek,mt7986-wm8960-machine
> > +
> > +  mediatek,platform:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> > +    description: The phandle of MT7986 platform.
> > +
> > +  audio-routing:
> > +    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> > +    description:
> > +      A list of the connections between audio components. Each
> entry is a
> > +      sink/source pair of strings. Valid names could be the input
> or output
> > +      widgets of audio components, power supplies, MicBias of
> codec and the
> > +      software switch.
> > +
> > +  mediatek,audio-codec:
> > +    $ref: /schemas/types.yaml#/definitions/phandle
> > +    description: The phandle of wm8960 codec.
> 
> Please define these properties in a common schema and reference them 
> where already used and here. A given property shouldn't have
> multiple 
> type definitions.
> 
> Rob

Hi Rob,

Thanks for your review.

Did you mean I need to create mediatek common part yaml and reference
to it for these three properties?
Or is there any example for reference for this case?

Best regards,
Maso


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control
  2023-06-26  2:34   ` Maso Huang
@ 2023-07-04  8:53     ` AngeloGioacchino Del Regno
  -1 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  8:53 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add audio clock wrapper and audio tuner control.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/mt7986/mt7986-afe-clk.c | 75 ++++++++++++++++++++++
>   sound/soc/mediatek/mt7986/mt7986-afe-clk.h | 18 ++++++
>   2 files changed, 93 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.c b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> new file mode 100644
> index 000000000000..a8b5fae05673
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> @@ -0,0 +1,75 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * mt7986-afe-clk.c  --  MediaTek 7986 afe clock ctrl
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/clk.h>
> +
> +#include "mt7986-afe-common.h"
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-reg.h"
> +
> +enum {
> +	CK_INFRA_AUD_BUS_CK = 0,
> +	CK_INFRA_AUD_26M_CK,
> +	CK_INFRA_AUD_L_CK,
> +	CK_INFRA_AUD_AUD_CK,
> +	CK_INFRA_AUD_EG2_CK,
> +	CLK_NUM
> +};
> +
> +static const char *aud_clks[CLK_NUM] = {
> +	[CK_INFRA_AUD_BUS_CK] = "aud_bus_ck",
> +	[CK_INFRA_AUD_26M_CK] = "aud_26m_ck",
> +	[CK_INFRA_AUD_L_CK] = "aud_l_ck",
> +	[CK_INFRA_AUD_AUD_CK] = "aud_aud_ck",
> +	[CK_INFRA_AUD_EG2_CK] = "aud_eg2_ck",
> +};
> +
> +int mt7986_init_clock(struct mtk_base_afe *afe)
> +{
> +	struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +	int ret, i;
> +
> +	afe_priv->clks = devm_kcalloc(afe->dev, CLK_NUM,
> +				sizeof(*afe_priv->clks), GFP_KERNEL);
> +	if (!afe_priv->clks)
> +		return -ENOMEM;
> +	afe_priv->num_clks = CLK_NUM;
> +
> +	for (i = 0; i < afe_priv->num_clks; i++)
> +		afe_priv->clks[i].id = aud_clks[i];
> +
> +	ret = devm_clk_bulk_get(afe->dev, afe_priv->num_clks, afe_priv->clks);
> +	if (ret)
> +		return dev_err_probe(afe->dev, ret, "Failed to get clocks\n");
> +
> +	return 0;
> +}
> +
> +int mt7986_afe_enable_clock(struct mtk_base_afe *afe)
> +{
> +	struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +	int ret;
> +
> +	ret = clk_bulk_prepare_enable(afe_priv->num_clks, afe_priv->clks);

You don't need a wrapper function for just a single clk_bulk_prepare_enable() call.

> +	if (ret)
> +		return dev_err_probe(afe->dev, ret, "Failed to enable clocks\n");
> +
> +	return 0;
> +}
> +EXPORT_SYMBOL_GPL(mt7986_afe_enable_clock);
> +
> +int mt7986_afe_disable_clock(struct mtk_base_afe *afe)
> +{
> +	struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +
> +	clk_bulk_disable_unprepare(afe_priv->num_clks, afe_priv->clks);

Same for this one....

... which means that this file will have only mt7986_init_clock() so, ultimately,
you don't need a mt7986-afe-clk.c file at all.
Please merge this logic into mt7986-afe-pcm.c, which is also the only user of it.

Thanks,
Angelo


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control
@ 2023-07-04  8:53     ` AngeloGioacchino Del Regno
  0 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  8:53 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add audio clock wrapper and audio tuner control.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/mt7986/mt7986-afe-clk.c | 75 ++++++++++++++++++++++
>   sound/soc/mediatek/mt7986/mt7986-afe-clk.h | 18 ++++++
>   2 files changed, 93 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.c b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> new file mode 100644
> index 000000000000..a8b5fae05673
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> @@ -0,0 +1,75 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * mt7986-afe-clk.c  --  MediaTek 7986 afe clock ctrl
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/clk.h>
> +
> +#include "mt7986-afe-common.h"
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-reg.h"
> +
> +enum {
> +	CK_INFRA_AUD_BUS_CK = 0,
> +	CK_INFRA_AUD_26M_CK,
> +	CK_INFRA_AUD_L_CK,
> +	CK_INFRA_AUD_AUD_CK,
> +	CK_INFRA_AUD_EG2_CK,
> +	CLK_NUM
> +};
> +
> +static const char *aud_clks[CLK_NUM] = {
> +	[CK_INFRA_AUD_BUS_CK] = "aud_bus_ck",
> +	[CK_INFRA_AUD_26M_CK] = "aud_26m_ck",
> +	[CK_INFRA_AUD_L_CK] = "aud_l_ck",
> +	[CK_INFRA_AUD_AUD_CK] = "aud_aud_ck",
> +	[CK_INFRA_AUD_EG2_CK] = "aud_eg2_ck",
> +};
> +
> +int mt7986_init_clock(struct mtk_base_afe *afe)
> +{
> +	struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +	int ret, i;
> +
> +	afe_priv->clks = devm_kcalloc(afe->dev, CLK_NUM,
> +				sizeof(*afe_priv->clks), GFP_KERNEL);
> +	if (!afe_priv->clks)
> +		return -ENOMEM;
> +	afe_priv->num_clks = CLK_NUM;
> +
> +	for (i = 0; i < afe_priv->num_clks; i++)
> +		afe_priv->clks[i].id = aud_clks[i];
> +
> +	ret = devm_clk_bulk_get(afe->dev, afe_priv->num_clks, afe_priv->clks);
> +	if (ret)
> +		return dev_err_probe(afe->dev, ret, "Failed to get clocks\n");
> +
> +	return 0;
> +}
> +
> +int mt7986_afe_enable_clock(struct mtk_base_afe *afe)
> +{
> +	struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +	int ret;
> +
> +	ret = clk_bulk_prepare_enable(afe_priv->num_clks, afe_priv->clks);

You don't need a wrapper function for just a single clk_bulk_prepare_enable() call.

> +	if (ret)
> +		return dev_err_probe(afe->dev, ret, "Failed to enable clocks\n");
> +
> +	return 0;
> +}
> +EXPORT_SYMBOL_GPL(mt7986_afe_enable_clock);
> +
> +int mt7986_afe_disable_clock(struct mtk_base_afe *afe)
> +{
> +	struct mt7986_afe_private *afe_priv = afe->platform_priv;
> +
> +	clk_bulk_disable_unprepare(afe_priv->num_clks, afe_priv->clks);

Same for this one....

... which means that this file will have only mt7986_init_clock() so, ultimately,
you don't need a mt7986-afe-clk.c file at all.
Please merge this logic into mt7986-afe-pcm.c, which is also the only user of it.

Thanks,
Angelo


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 3/7] ASoC: mediatek: mt7986: support etdm in platform driver
  2023-06-26  2:34   ` Maso Huang
@ 2023-07-04  8:58     ` AngeloGioacchino Del Regno
  -1 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  8:58 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add mt7986 etdm dai driver support.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/mt7986/mt7986-dai-etdm.c | 421 ++++++++++++++++++++
>   1 file changed, 421 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> new file mode 100644
> index 000000000000..672deb59ea46
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> @@ -0,0 +1,421 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * MediaTek ALSA SoC Audio DAI eTDM Control
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/bitops.h>
> +#include <linux/regmap.h>
> +#include <sound/pcm_params.h>
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-afe-common.h"
> +#include "mt7986-reg.h"
> +
> +enum {
> +	HOPPING_CLK = 0,
> +	APLL_CLK = 1,
> +};
> +
> +enum {
> +	MTK_DAI_ETDM_FORMAT_I2S = 0,
> +	MTK_DAI_ETDM_FORMAT_DSPA = 4,
> +	MTK_DAI_ETDM_FORMAT_DSPB = 5,
> +};
> +
> +enum {
> +	ETDM_IN5 = 2,
> +	ETDM_OUT5 = 10,
> +};
> +
> +enum {
> +	MTK_ETDM_RATE_8K = 0,
> +	MTK_ETDM_RATE_12K = 1,
> +	MTK_ETDM_RATE_16K = 2,
> +	MTK_ETDM_RATE_24K = 3,
> +	MTK_ETDM_RATE_32K = 4,
> +	MTK_ETDM_RATE_48K = 5,
> +	MTK_ETDM_RATE_96K = 7,
> +	MTK_ETDM_RATE_192K = 9,
> +	MTK_ETDM_RATE_11K = 16,
> +	MTK_ETDM_RATE_22K = 17,
> +	MTK_ETDM_RATE_44K = 18,
> +	MTK_ETDM_RATE_88K = 19,
> +	MTK_ETDM_RATE_176K = 20,
> +};
> +
> +struct mtk_dai_etdm_priv {
> +	bool bck_inv;
> +	bool lrck_inv;
> +	bool slave_mode;
> +	unsigned int format;
> +};
> +
> +static unsigned int mt7986_etdm_rate_transform(struct device *dev,
> +					unsigned int rate)

Please either fix indentation or just do it in one line, 86 columns are ok.

> +{
> +	switch (rate) {
> +	case 8000:
> +		return MTK_ETDM_RATE_8K;
> +	case 11025:
> +		return MTK_ETDM_RATE_11K;
> +	case 12000:
> +		return MTK_ETDM_RATE_12K;
> +	case 16000:
> +		return MTK_ETDM_RATE_16K;
> +	case 22050:
> +		return MTK_ETDM_RATE_22K;
> +	case 24000:
> +		return MTK_ETDM_RATE_24K;
> +	case 32000:
> +		return MTK_ETDM_RATE_32K;
> +	case 44100:
> +		return MTK_ETDM_RATE_44K;
> +	case 48000:
> +		return MTK_ETDM_RATE_48K;
> +	case 88200:
> +		return MTK_ETDM_RATE_88K;
> +	case 96000:
> +		return MTK_ETDM_RATE_96K;
> +	case 176400:
> +		return MTK_ETDM_RATE_176K;
> +	case 192000:
> +		return MTK_ETDM_RATE_192K;
> +	default:
> +		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",

s/use/using/g

> +			 __func__, rate, MTK_ETDM_RATE_48K);
> +		return MTK_ETDM_RATE_48K;
> +	}
> +}
> +
> +static int get_etdm_wlen(unsigned int bitwidth)
> +{
> +	return bitwidth <= 16 ? 16 : 32;
> +}
> +
> +/* dai component */
> +/* interconnection */
> +
> +static const struct snd_kcontrol_new o124_mix[] = {
> +	SOC_DAPM_SINGLE_AUTODISABLE("I032_Switch", AFE_CONN124_1, 0, 1, 0),
> +};
> +
> +static const struct snd_kcontrol_new o125_mix[] = {
> +	SOC_DAPM_SINGLE_AUTODISABLE("I033_Switch", AFE_CONN125_1, 1, 1, 0),
> +};
> +
> +static const struct snd_soc_dapm_widget mtk_dai_etdm_widgets[] = {
> +
> +	/* DL */
> +	SND_SOC_DAPM_MIXER("I150", SND_SOC_NOPM, 0, 0, NULL, 0),
> +	SND_SOC_DAPM_MIXER("I151", SND_SOC_NOPM, 0, 0, NULL, 0),
> +	/* UL */
> +	SND_SOC_DAPM_MIXER("O124", SND_SOC_NOPM, 0, 0,
> +			   o124_mix, ARRAY_SIZE(o124_mix)),

Fits in one line.

> +	SND_SOC_DAPM_MIXER("O125", SND_SOC_NOPM, 0, 0,
> +			   o125_mix, ARRAY_SIZE(o125_mix)),

This one too.

> +};
> +
> +static const struct snd_soc_dapm_route mtk_dai_etdm_routes[] = {
> +	{"I150", NULL, "ETDM Capture"},
> +	{"I151", NULL, "ETDM Capture"},
> +	{"ETDM Playback", NULL, "O124"},
> +	{"ETDM Playback", NULL, "O125"},
> +	{"O124", "I032_Switch", "I032"},
> +	{"O125", "I033_Switch", "I033"},
> +};
> +
> +/* dai ops */
> +static int mtk_dai_etdm_startup(struct snd_pcm_substream *substream,
> +				struct snd_soc_dai *dai)
> +{
> +	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
> +
> +	mt7986_afe_enable_clock(afe);
> +
> +	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
> +			   0);
> +	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
> +			   0);

Both do fit in one line (and others in this file).

After fixing that,

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 3/7] ASoC: mediatek: mt7986: support etdm in platform driver
@ 2023-07-04  8:58     ` AngeloGioacchino Del Regno
  0 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  8:58 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add mt7986 etdm dai driver support.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/mt7986/mt7986-dai-etdm.c | 421 ++++++++++++++++++++
>   1 file changed, 421 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> new file mode 100644
> index 000000000000..672deb59ea46
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> @@ -0,0 +1,421 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * MediaTek ALSA SoC Audio DAI eTDM Control
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/bitops.h>
> +#include <linux/regmap.h>
> +#include <sound/pcm_params.h>
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-afe-common.h"
> +#include "mt7986-reg.h"
> +
> +enum {
> +	HOPPING_CLK = 0,
> +	APLL_CLK = 1,
> +};
> +
> +enum {
> +	MTK_DAI_ETDM_FORMAT_I2S = 0,
> +	MTK_DAI_ETDM_FORMAT_DSPA = 4,
> +	MTK_DAI_ETDM_FORMAT_DSPB = 5,
> +};
> +
> +enum {
> +	ETDM_IN5 = 2,
> +	ETDM_OUT5 = 10,
> +};
> +
> +enum {
> +	MTK_ETDM_RATE_8K = 0,
> +	MTK_ETDM_RATE_12K = 1,
> +	MTK_ETDM_RATE_16K = 2,
> +	MTK_ETDM_RATE_24K = 3,
> +	MTK_ETDM_RATE_32K = 4,
> +	MTK_ETDM_RATE_48K = 5,
> +	MTK_ETDM_RATE_96K = 7,
> +	MTK_ETDM_RATE_192K = 9,
> +	MTK_ETDM_RATE_11K = 16,
> +	MTK_ETDM_RATE_22K = 17,
> +	MTK_ETDM_RATE_44K = 18,
> +	MTK_ETDM_RATE_88K = 19,
> +	MTK_ETDM_RATE_176K = 20,
> +};
> +
> +struct mtk_dai_etdm_priv {
> +	bool bck_inv;
> +	bool lrck_inv;
> +	bool slave_mode;
> +	unsigned int format;
> +};
> +
> +static unsigned int mt7986_etdm_rate_transform(struct device *dev,
> +					unsigned int rate)

Please either fix indentation or just do it in one line, 86 columns are ok.

> +{
> +	switch (rate) {
> +	case 8000:
> +		return MTK_ETDM_RATE_8K;
> +	case 11025:
> +		return MTK_ETDM_RATE_11K;
> +	case 12000:
> +		return MTK_ETDM_RATE_12K;
> +	case 16000:
> +		return MTK_ETDM_RATE_16K;
> +	case 22050:
> +		return MTK_ETDM_RATE_22K;
> +	case 24000:
> +		return MTK_ETDM_RATE_24K;
> +	case 32000:
> +		return MTK_ETDM_RATE_32K;
> +	case 44100:
> +		return MTK_ETDM_RATE_44K;
> +	case 48000:
> +		return MTK_ETDM_RATE_48K;
> +	case 88200:
> +		return MTK_ETDM_RATE_88K;
> +	case 96000:
> +		return MTK_ETDM_RATE_96K;
> +	case 176400:
> +		return MTK_ETDM_RATE_176K;
> +	case 192000:
> +		return MTK_ETDM_RATE_192K;
> +	default:
> +		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",

s/use/using/g

> +			 __func__, rate, MTK_ETDM_RATE_48K);
> +		return MTK_ETDM_RATE_48K;
> +	}
> +}
> +
> +static int get_etdm_wlen(unsigned int bitwidth)
> +{
> +	return bitwidth <= 16 ? 16 : 32;
> +}
> +
> +/* dai component */
> +/* interconnection */
> +
> +static const struct snd_kcontrol_new o124_mix[] = {
> +	SOC_DAPM_SINGLE_AUTODISABLE("I032_Switch", AFE_CONN124_1, 0, 1, 0),
> +};
> +
> +static const struct snd_kcontrol_new o125_mix[] = {
> +	SOC_DAPM_SINGLE_AUTODISABLE("I033_Switch", AFE_CONN125_1, 1, 1, 0),
> +};
> +
> +static const struct snd_soc_dapm_widget mtk_dai_etdm_widgets[] = {
> +
> +	/* DL */
> +	SND_SOC_DAPM_MIXER("I150", SND_SOC_NOPM, 0, 0, NULL, 0),
> +	SND_SOC_DAPM_MIXER("I151", SND_SOC_NOPM, 0, 0, NULL, 0),
> +	/* UL */
> +	SND_SOC_DAPM_MIXER("O124", SND_SOC_NOPM, 0, 0,
> +			   o124_mix, ARRAY_SIZE(o124_mix)),

Fits in one line.

> +	SND_SOC_DAPM_MIXER("O125", SND_SOC_NOPM, 0, 0,
> +			   o125_mix, ARRAY_SIZE(o125_mix)),

This one too.

> +};
> +
> +static const struct snd_soc_dapm_route mtk_dai_etdm_routes[] = {
> +	{"I150", NULL, "ETDM Capture"},
> +	{"I151", NULL, "ETDM Capture"},
> +	{"ETDM Playback", NULL, "O124"},
> +	{"ETDM Playback", NULL, "O125"},
> +	{"O124", "I032_Switch", "I032"},
> +	{"O125", "I033_Switch", "I033"},
> +};
> +
> +/* dai ops */
> +static int mtk_dai_etdm_startup(struct snd_pcm_substream *substream,
> +				struct snd_soc_dai *dai)
> +{
> +	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
> +
> +	mt7986_afe_enable_clock(afe);
> +
> +	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
> +			   0);
> +	regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
> +			   0);

Both do fit in one line (and others in this file).

After fixing that,

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 1/7] ASoC: mediatek: mt7986: add common header
  2023-06-26  2:34   ` Maso Huang
@ 2023-07-04  9:01     ` AngeloGioacchino Del Regno
  -1 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  9:01 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add header files for register definition and structure.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 +++++
>   sound/soc/mediatek/mt7986/mt7986-reg.h        | 206 ++++++++++++++++++
>   2 files changed, 257 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-common.h b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
> new file mode 100644
> index 000000000000..646e1be4fdce
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
> @@ -0,0 +1,51 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * mt7986-afe-common.h  --  MediaTek 7986 audio driver definitions
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#ifndef _MT_7986_AFE_COMMON_H_
> +#define _MT_7986_AFE_COMMON_H_
> +
> +#include <sound/soc.h>
> +#include <linux/clk.h>
> +#include <linux/list.h>
> +#include <linux/regmap.h>
> +#include "../common/mtk-base-afe.h"
> +
> +enum {
> +	MT7986_MEMIF_DL1,
> +	MT7986_MEMIF_VUL12,
> +	MT7986_MEMIF_NUM,
> +	MT7986_DAI_ETDM = MT7986_MEMIF_NUM,
> +	MT7986_DAI_NUM,
> +};
> +
> +enum {
> +	MT7986_IRQ_0,
> +	MT7986_IRQ_1,
> +	MT7986_IRQ_2,
> +	MT7986_IRQ_NUM,
> +};
> +
> +struct clk;
> +
> +struct mt7986_afe_private {
> +	struct clk_bulk_data *clks;
> +	int num_clks;
> +
> +	int pm_runtime_bypass_reg_ctl;
> +
> +	/* dai */
> +	void *dai_priv[MT7986_DAI_NUM];
> +};
> +
> +unsigned int mt7986_afe_rate_transform(struct device *dev,
> +				       unsigned int rate);
> +
> +/* dai register */
> +int mt7986_dai_etdm_register(struct mtk_base_afe *afe);
> +#endif
> diff --git a/sound/soc/mediatek/mt7986/mt7986-reg.h b/sound/soc/mediatek/mt7986/mt7986-reg.h
> new file mode 100644
> index 000000000000..6433cdf3da92
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-reg.h
> @@ -0,0 +1,206 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * mt7986-reg.h  --  MediaTek 7986 audio driver reg definition
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#ifndef _MT7986_REG_H_
> +#define _MT7986_REG_H_

..snip..

> +/* ETDM_OUT5_CON4 */
> +#define OUT_RELATCH(x)                  ((x) << 24)
> +#define OUT_RELATCH_SFT                 24
> +#define OUT_RELATCH_MASK                GENMASK(28, 24)
> +#define OUT_CLK_SRC(x)                  ((x) << 6)
> +#define OUT_CLK_SRC_SFT                 6
> +#define OUT_CLK_SRC_MASK                GENMASK(8, 6)
> +#define OUT_SEL_FS(x)                   ((x) << 0)

A number shifted by zero bits is equal to itself, so, this statement doesn't
make sense. I understand why you want a OUT_SEL_FS(x) definition though, so
you could do it like:

#define OUT_SEL_FS(x)			(x)

After which,
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

Regards,
Angelo

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 1/7] ASoC: mediatek: mt7986: add common header
@ 2023-07-04  9:01     ` AngeloGioacchino Del Regno
  0 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  9:01 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add header files for register definition and structure.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 +++++
>   sound/soc/mediatek/mt7986/mt7986-reg.h        | 206 ++++++++++++++++++
>   2 files changed, 257 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h
> 
> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-common.h b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
> new file mode 100644
> index 000000000000..646e1be4fdce
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
> @@ -0,0 +1,51 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * mt7986-afe-common.h  --  MediaTek 7986 audio driver definitions
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#ifndef _MT_7986_AFE_COMMON_H_
> +#define _MT_7986_AFE_COMMON_H_
> +
> +#include <sound/soc.h>
> +#include <linux/clk.h>
> +#include <linux/list.h>
> +#include <linux/regmap.h>
> +#include "../common/mtk-base-afe.h"
> +
> +enum {
> +	MT7986_MEMIF_DL1,
> +	MT7986_MEMIF_VUL12,
> +	MT7986_MEMIF_NUM,
> +	MT7986_DAI_ETDM = MT7986_MEMIF_NUM,
> +	MT7986_DAI_NUM,
> +};
> +
> +enum {
> +	MT7986_IRQ_0,
> +	MT7986_IRQ_1,
> +	MT7986_IRQ_2,
> +	MT7986_IRQ_NUM,
> +};
> +
> +struct clk;
> +
> +struct mt7986_afe_private {
> +	struct clk_bulk_data *clks;
> +	int num_clks;
> +
> +	int pm_runtime_bypass_reg_ctl;
> +
> +	/* dai */
> +	void *dai_priv[MT7986_DAI_NUM];
> +};
> +
> +unsigned int mt7986_afe_rate_transform(struct device *dev,
> +				       unsigned int rate);
> +
> +/* dai register */
> +int mt7986_dai_etdm_register(struct mtk_base_afe *afe);
> +#endif
> diff --git a/sound/soc/mediatek/mt7986/mt7986-reg.h b/sound/soc/mediatek/mt7986/mt7986-reg.h
> new file mode 100644
> index 000000000000..6433cdf3da92
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-reg.h
> @@ -0,0 +1,206 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +/*
> + * mt7986-reg.h  --  MediaTek 7986 audio driver reg definition
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#ifndef _MT7986_REG_H_
> +#define _MT7986_REG_H_

..snip..

> +/* ETDM_OUT5_CON4 */
> +#define OUT_RELATCH(x)                  ((x) << 24)
> +#define OUT_RELATCH_SFT                 24
> +#define OUT_RELATCH_MASK                GENMASK(28, 24)
> +#define OUT_CLK_SRC(x)                  ((x) << 6)
> +#define OUT_CLK_SRC_SFT                 6
> +#define OUT_CLK_SRC_MASK                GENMASK(8, 6)
> +#define OUT_SEL_FS(x)                   ((x) << 0)

A number shifted by zero bits is equal to itself, so, this statement doesn't
make sense. I understand why you want a OUT_SEL_FS(x) definition though, so
you could do it like:

#define OUT_SEL_FS(x)			(x)

After which,
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

Regards,
Angelo

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
  2023-06-26  2:34   ` Maso Huang
@ 2023-07-04  9:13     ` AngeloGioacchino Del Regno
  -1 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  9:13 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add mt7986 platform driver.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/Kconfig                 |  10 +
>   sound/soc/mediatek/Makefile                |   1 +
>   sound/soc/mediatek/mt7986/Makefile         |   9 +
>   sound/soc/mediatek/mt7986/mt7986-afe-pcm.c | 598 +++++++++++++++++++++
>   4 files changed, 618 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/Makefile
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> 

..snip..

> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> new file mode 100644
> index 000000000000..9eef21762e93
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> @@ -0,0 +1,598 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * MediaTek ALSA SoC AFE platform driver for MT7986
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/delay.h>
> +#include <linux/module.h>
> +#include <linux/of.h>
> +#include <linux/of_address.h>
> +#include <linux/pm_runtime.h>
> +
> +#include "mt7986-afe-common.h"
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-reg.h"
> +#include "../common/mtk-afe-platform-driver.h"
> +#include "../common/mtk-afe-fe-dai.h"
> +
> +enum {
> +	MTK_AFE_RATE_8K = 0,
> +	MTK_AFE_RATE_11K = 1,
> +	MTK_AFE_RATE_12K = 2,
> +	MTK_AFE_RATE_16K = 4,
> +	MTK_AFE_RATE_22K = 5,
> +	MTK_AFE_RATE_24K = 6,
> +	MTK_AFE_RATE_32K = 8,
> +	MTK_AFE_RATE_44K = 9,
> +	MTK_AFE_RATE_48K = 10,
> +	MTK_AFE_RATE_88K = 13,
> +	MTK_AFE_RATE_96K = 14,
> +	MTK_AFE_RATE_176K = 17,
> +	MTK_AFE_RATE_192K = 18,
> +};
> +
> +unsigned int mt7986_afe_rate_transform(struct device *dev,
> +				       unsigned int rate)

Fits in one line.

> +{
> +	switch (rate) {
> +	case 8000:
> +		return MTK_AFE_RATE_8K;
> +	case 11025:
> +		return MTK_AFE_RATE_11K;
> +	case 12000:
> +		return MTK_AFE_RATE_12K;
> +	case 16000:
> +		return MTK_AFE_RATE_16K;
> +	case 22050:
> +		return MTK_AFE_RATE_22K;
> +	case 24000:
> +		return MTK_AFE_RATE_24K;
> +	case 32000:
> +		return MTK_AFE_RATE_32K;
> +	case 44100:
> +		return MTK_AFE_RATE_44K;
> +	case 48000:
> +		return MTK_AFE_RATE_48K;
> +	case 88200:
> +		return MTK_AFE_RATE_88K;
> +	case 96000:
> +		return MTK_AFE_RATE_96K;
> +	case 176400:
> +		return MTK_AFE_RATE_176K;
> +	case 192000:
> +		return MTK_AFE_RATE_192K;
> +	default:
> +		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",

s/use/using/g

> +			 __func__, rate, MTK_AFE_RATE_48K);
> +		return MTK_AFE_RATE_48K;
> +	}
> +}
> +

..snip..

> +
> +static bool mt7986_is_volatile_reg(struct device *dev, unsigned int reg)
> +{
> +	/* these auto-gen reg has read-only bit, so put it as volatile */
> +	/* volatile reg cannot be cached, so cannot be set when power off */

Fix the comment format please; for multi-line comments, you want:

	/*
	 * Those auto-gen regs are read-only, so put it a volatile because
	 * volatile registers cannot be cached, which means that they cannot
	 * be set when power is off
	 */


> +	switch (reg) {
> +	case AFE_DL0_CUR_MSB:
> +	case AFE_DL0_CUR:
> +	case AFE_DL0_RCH_MON:
> +	case AFE_DL0_LCH_MON:
> +	case AFE_VUL0_CUR_MSB:
> +	case AFE_VUL0_CUR:
> +	case AFE_IRQ_MCU_STATUS:
> +	case AFE_MEMIF_RD_MON:
> +	case AFE_MEMIF_WR_MON:
> +		return true;
> +	default:
> +		return false;
> +	};
> +}
> +

..snip..

> +
> +static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
> +{
> +	struct mtk_base_afe *afe;
> +	struct mt7986_afe_private *afe_priv;
> +	struct device *dev;
> +	int i, irq_id, ret;
> +
> +	afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
> +	if (!afe)
> +		return -ENOMEM;
> +	platform_set_drvdata(pdev, afe);
> +
> +	afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
> +					  GFP_KERNEL);
> +	if (!afe->platform_priv)
> +		return -ENOMEM;
> +
> +	afe_priv = afe->platform_priv;
> +	afe->dev = &pdev->dev;
> +	dev = afe->dev;
> +
> +	afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
> +	if (IS_ERR(afe->base_addr))
> +		return PTR_ERR(afe->base_addr);
> +
> +	/* initial audio related clock */
> +	ret = mt7986_init_clock(afe);

As said in the review for patch [2/7], function mt7986_init_clock() must be moved
in this file instead.

> +	if (ret)
> +		return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
> +
> +	ret = devm_pm_runtime_enable(dev);
> +	if (ret)
> +		return ret;
> +
> +	/* enable clock for regcache get default value from hw */
> +	afe_priv->pm_runtime_bypass_reg_ctl = true;
> +	pm_runtime_get_sync(&pdev->dev);
> +
> +	afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
> +		      &mt7986_afe_regmap_config);

	pm_runtime_put_sync(&pdev->dev);
	if (IS_ERR(afe->regmap))
		return PTR_ERR(afe->regmap);

	afe_prov->pm_runtime_bypass_reg_ctl = false;

that's better :-)

> +	if (IS_ERR(afe->regmap)) {
> +		ret = PTR_ERR(afe->regmap);
> +		goto err_pm_disable;
> +	}
> +
> +	pm_runtime_put_sync(&pdev->dev);
> +	afe_priv->pm_runtime_bypass_reg_ctl = false;
> +
> +	/* init memif */
> +	afe->memif_size = MT7986_MEMIF_NUM;
> +	afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe->memif),
> +				  GFP_KERNEL);
> +	if (!afe->memif)
> +		goto err_pm_disable;
> +
> +	for (i = 0; i < afe->memif_size; i++) {
> +		afe->memif[i].data = &memif_data[i];
> +		afe->memif[i].irq_usage = -1;
> +	}
> +
> +	mutex_init(&afe->irq_alloc_lock);
> +
> +	/* irq initialize */
> +	afe->irqs_size = MT7986_IRQ_NUM;
> +	afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
> +				 GFP_KERNEL);
> +	if (!afe->irqs)
> +		goto err_pm_disable;
> +
> +	for (i = 0; i < afe->irqs_size; i++)
> +		afe->irqs[i].irq_data = &irq_data[i];
> +
> +	/* request irq */
> +	irq_id = platform_get_irq(pdev, 0);
> +	if (irq_id < 0) {
> +		dev_err(dev, "%pOFn no irq found\n", dev->of_node);
> +		ret = irq_id;
> +		goto err_pm_disable;

You can just return... and please use dev_err_probe().

> +	}
> +	ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
> +			       IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
> +	if (ret) {
> +		dev_err(dev, "could not request_irq for asys-isr\n");
> +		goto err_pm_disable;
> +	}
> +
> +	/* init sub_dais */
> +	INIT_LIST_HEAD(&afe->sub_dais);
> +
> +	for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
> +		ret = dai_register_cbs[i](afe);
> +		if (ret) {
> +			dev_err(afe->dev, "dai register i %d fail, ret %d\n",
> +				 i, ret);
> +			goto err_pm_disable;
> +		}
> +	}
> +
> +	/* init dai_driver and component_driver */
> +	ret = mtk_afe_combine_sub_dai(afe);
> +	if (ret) {
> +		dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
> +			 ret);
> +		goto err_pm_disable;
> +	}
> +
> +	afe->mtk_afe_hardware = &mt7986_afe_hardware;
> +	afe->memif_fs = mt7986_memif_fs;
> +	afe->irq_fs = mt7986_irq_fs;
> +
> +	afe->runtime_resume = mt7986_afe_runtime_resume;
> +	afe->runtime_suspend = mt7986_afe_runtime_suspend;
> +
> +	/* register component */
> +	ret = devm_snd_soc_register_component(&pdev->dev,
> +					      &mt7986_afe_component,
> +					      NULL, 0);
> +	if (ret) {
> +		dev_warn(dev, "err_platform\n");

That shall not be a dev_warn, but a dev_err() instead, but then, being this
a probe function and not needing that jump, it's dev_err_probe().

> +		goto err_pm_disable;
> +	}
> +
> +	ret = devm_snd_soc_register_component(afe->dev,
> +					      &mt7986_afe_pcm_dai_component,
> +					      afe->dai_drivers,
> +					      afe->num_dai_drivers);
> +	if (ret) {
> +		dev_warn(dev, "err_dai_component\n");

Same here.

> +		goto err_pm_disable;
> +	}
> +
> +	return ret;
> +
> +err_pm_disable:

You don't need this label because you're now using devm_pm_runtime_enable() and,
following my advice from some lines up, pm_runtime_put_sync() is called at the
right time already.

This means that you can simplify this function a lot with directly returning the
error in error paths (including instances of dev_err_probe() ).

> +	pm_runtime_put_sync(&pdev->dev);
> +	pm_runtime_disable(&pdev->dev);
> +	return ret;
> +}
> +
> +static void mt7986_afe_pcm_dev_remove(struct platform_device *pdev)
> +{
> +	pm_runtime_disable(&pdev->dev);
> +	if (!pm_runtime_status_suspended(&pdev->dev))
> +		mt7986_afe_runtime_suspend(&pdev->dev);
> +}
> +
> +static const struct of_device_id mt7986_afe_pcm_dt_match[] = {
> +	{ .compatible = "mediatek,mt7986-afe", },

You don't need the comma here               ^^
so this is just

	{ .compatible = "mediatek,mt7986-afe" },

Everything else looks fine.

Regards,
Angelo

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
@ 2023-07-04  9:13     ` AngeloGioacchino Del Regno
  0 siblings, 0 replies; 42+ messages in thread
From: AngeloGioacchino Del Regno @ 2023-07-04  9:13 UTC (permalink / raw)
  To: Maso Huang, Liam Girdwood, Mark Brown, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Matthias Brugger,
	Jaroslav Kysela, Takashi Iwai, Trevor Wu, Jiaxin Yu, Ren Zhijie,
	Allen-KH Cheng, alsa-devel, devicetree, linux-kernel,
	linux-arm-kernel, linux-mediatek

Il 26/06/23 04:34, Maso Huang ha scritto:
> Add mt7986 platform driver.
> 
> Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> ---
>   sound/soc/mediatek/Kconfig                 |  10 +
>   sound/soc/mediatek/Makefile                |   1 +
>   sound/soc/mediatek/mt7986/Makefile         |   9 +
>   sound/soc/mediatek/mt7986/mt7986-afe-pcm.c | 598 +++++++++++++++++++++
>   4 files changed, 618 insertions(+)
>   create mode 100644 sound/soc/mediatek/mt7986/Makefile
>   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> 

..snip..

> diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> new file mode 100644
> index 000000000000..9eef21762e93
> --- /dev/null
> +++ b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> @@ -0,0 +1,598 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * MediaTek ALSA SoC AFE platform driver for MT7986
> + *
> + * Copyright (c) 2021 MediaTek Inc.
> + * Author: Vic Wu <vic.wu@mediatek.com>
> + *         Maso Huang <maso.huang@mediatek.com>
> + */
> +
> +#include <linux/delay.h>
> +#include <linux/module.h>
> +#include <linux/of.h>
> +#include <linux/of_address.h>
> +#include <linux/pm_runtime.h>
> +
> +#include "mt7986-afe-common.h"
> +#include "mt7986-afe-clk.h"
> +#include "mt7986-reg.h"
> +#include "../common/mtk-afe-platform-driver.h"
> +#include "../common/mtk-afe-fe-dai.h"
> +
> +enum {
> +	MTK_AFE_RATE_8K = 0,
> +	MTK_AFE_RATE_11K = 1,
> +	MTK_AFE_RATE_12K = 2,
> +	MTK_AFE_RATE_16K = 4,
> +	MTK_AFE_RATE_22K = 5,
> +	MTK_AFE_RATE_24K = 6,
> +	MTK_AFE_RATE_32K = 8,
> +	MTK_AFE_RATE_44K = 9,
> +	MTK_AFE_RATE_48K = 10,
> +	MTK_AFE_RATE_88K = 13,
> +	MTK_AFE_RATE_96K = 14,
> +	MTK_AFE_RATE_176K = 17,
> +	MTK_AFE_RATE_192K = 18,
> +};
> +
> +unsigned int mt7986_afe_rate_transform(struct device *dev,
> +				       unsigned int rate)

Fits in one line.

> +{
> +	switch (rate) {
> +	case 8000:
> +		return MTK_AFE_RATE_8K;
> +	case 11025:
> +		return MTK_AFE_RATE_11K;
> +	case 12000:
> +		return MTK_AFE_RATE_12K;
> +	case 16000:
> +		return MTK_AFE_RATE_16K;
> +	case 22050:
> +		return MTK_AFE_RATE_22K;
> +	case 24000:
> +		return MTK_AFE_RATE_24K;
> +	case 32000:
> +		return MTK_AFE_RATE_32K;
> +	case 44100:
> +		return MTK_AFE_RATE_44K;
> +	case 48000:
> +		return MTK_AFE_RATE_48K;
> +	case 88200:
> +		return MTK_AFE_RATE_88K;
> +	case 96000:
> +		return MTK_AFE_RATE_96K;
> +	case 176400:
> +		return MTK_AFE_RATE_176K;
> +	case 192000:
> +		return MTK_AFE_RATE_192K;
> +	default:
> +		dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",

s/use/using/g

> +			 __func__, rate, MTK_AFE_RATE_48K);
> +		return MTK_AFE_RATE_48K;
> +	}
> +}
> +

..snip..

> +
> +static bool mt7986_is_volatile_reg(struct device *dev, unsigned int reg)
> +{
> +	/* these auto-gen reg has read-only bit, so put it as volatile */
> +	/* volatile reg cannot be cached, so cannot be set when power off */

Fix the comment format please; for multi-line comments, you want:

	/*
	 * Those auto-gen regs are read-only, so put it a volatile because
	 * volatile registers cannot be cached, which means that they cannot
	 * be set when power is off
	 */


> +	switch (reg) {
> +	case AFE_DL0_CUR_MSB:
> +	case AFE_DL0_CUR:
> +	case AFE_DL0_RCH_MON:
> +	case AFE_DL0_LCH_MON:
> +	case AFE_VUL0_CUR_MSB:
> +	case AFE_VUL0_CUR:
> +	case AFE_IRQ_MCU_STATUS:
> +	case AFE_MEMIF_RD_MON:
> +	case AFE_MEMIF_WR_MON:
> +		return true;
> +	default:
> +		return false;
> +	};
> +}
> +

..snip..

> +
> +static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
> +{
> +	struct mtk_base_afe *afe;
> +	struct mt7986_afe_private *afe_priv;
> +	struct device *dev;
> +	int i, irq_id, ret;
> +
> +	afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
> +	if (!afe)
> +		return -ENOMEM;
> +	platform_set_drvdata(pdev, afe);
> +
> +	afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
> +					  GFP_KERNEL);
> +	if (!afe->platform_priv)
> +		return -ENOMEM;
> +
> +	afe_priv = afe->platform_priv;
> +	afe->dev = &pdev->dev;
> +	dev = afe->dev;
> +
> +	afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
> +	if (IS_ERR(afe->base_addr))
> +		return PTR_ERR(afe->base_addr);
> +
> +	/* initial audio related clock */
> +	ret = mt7986_init_clock(afe);

As said in the review for patch [2/7], function mt7986_init_clock() must be moved
in this file instead.

> +	if (ret)
> +		return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
> +
> +	ret = devm_pm_runtime_enable(dev);
> +	if (ret)
> +		return ret;
> +
> +	/* enable clock for regcache get default value from hw */
> +	afe_priv->pm_runtime_bypass_reg_ctl = true;
> +	pm_runtime_get_sync(&pdev->dev);
> +
> +	afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
> +		      &mt7986_afe_regmap_config);

	pm_runtime_put_sync(&pdev->dev);
	if (IS_ERR(afe->regmap))
		return PTR_ERR(afe->regmap);

	afe_prov->pm_runtime_bypass_reg_ctl = false;

that's better :-)

> +	if (IS_ERR(afe->regmap)) {
> +		ret = PTR_ERR(afe->regmap);
> +		goto err_pm_disable;
> +	}
> +
> +	pm_runtime_put_sync(&pdev->dev);
> +	afe_priv->pm_runtime_bypass_reg_ctl = false;
> +
> +	/* init memif */
> +	afe->memif_size = MT7986_MEMIF_NUM;
> +	afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe->memif),
> +				  GFP_KERNEL);
> +	if (!afe->memif)
> +		goto err_pm_disable;
> +
> +	for (i = 0; i < afe->memif_size; i++) {
> +		afe->memif[i].data = &memif_data[i];
> +		afe->memif[i].irq_usage = -1;
> +	}
> +
> +	mutex_init(&afe->irq_alloc_lock);
> +
> +	/* irq initialize */
> +	afe->irqs_size = MT7986_IRQ_NUM;
> +	afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
> +				 GFP_KERNEL);
> +	if (!afe->irqs)
> +		goto err_pm_disable;
> +
> +	for (i = 0; i < afe->irqs_size; i++)
> +		afe->irqs[i].irq_data = &irq_data[i];
> +
> +	/* request irq */
> +	irq_id = platform_get_irq(pdev, 0);
> +	if (irq_id < 0) {
> +		dev_err(dev, "%pOFn no irq found\n", dev->of_node);
> +		ret = irq_id;
> +		goto err_pm_disable;

You can just return... and please use dev_err_probe().

> +	}
> +	ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
> +			       IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
> +	if (ret) {
> +		dev_err(dev, "could not request_irq for asys-isr\n");
> +		goto err_pm_disable;
> +	}
> +
> +	/* init sub_dais */
> +	INIT_LIST_HEAD(&afe->sub_dais);
> +
> +	for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
> +		ret = dai_register_cbs[i](afe);
> +		if (ret) {
> +			dev_err(afe->dev, "dai register i %d fail, ret %d\n",
> +				 i, ret);
> +			goto err_pm_disable;
> +		}
> +	}
> +
> +	/* init dai_driver and component_driver */
> +	ret = mtk_afe_combine_sub_dai(afe);
> +	if (ret) {
> +		dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
> +			 ret);
> +		goto err_pm_disable;
> +	}
> +
> +	afe->mtk_afe_hardware = &mt7986_afe_hardware;
> +	afe->memif_fs = mt7986_memif_fs;
> +	afe->irq_fs = mt7986_irq_fs;
> +
> +	afe->runtime_resume = mt7986_afe_runtime_resume;
> +	afe->runtime_suspend = mt7986_afe_runtime_suspend;
> +
> +	/* register component */
> +	ret = devm_snd_soc_register_component(&pdev->dev,
> +					      &mt7986_afe_component,
> +					      NULL, 0);
> +	if (ret) {
> +		dev_warn(dev, "err_platform\n");

That shall not be a dev_warn, but a dev_err() instead, but then, being this
a probe function and not needing that jump, it's dev_err_probe().

> +		goto err_pm_disable;
> +	}
> +
> +	ret = devm_snd_soc_register_component(afe->dev,
> +					      &mt7986_afe_pcm_dai_component,
> +					      afe->dai_drivers,
> +					      afe->num_dai_drivers);
> +	if (ret) {
> +		dev_warn(dev, "err_dai_component\n");

Same here.

> +		goto err_pm_disable;
> +	}
> +
> +	return ret;
> +
> +err_pm_disable:

You don't need this label because you're now using devm_pm_runtime_enable() and,
following my advice from some lines up, pm_runtime_put_sync() is called at the
right time already.

This means that you can simplify this function a lot with directly returning the
error in error paths (including instances of dev_err_probe() ).

> +	pm_runtime_put_sync(&pdev->dev);
> +	pm_runtime_disable(&pdev->dev);
> +	return ret;
> +}
> +
> +static void mt7986_afe_pcm_dev_remove(struct platform_device *pdev)
> +{
> +	pm_runtime_disable(&pdev->dev);
> +	if (!pm_runtime_status_suspended(&pdev->dev))
> +		mt7986_afe_runtime_suspend(&pdev->dev);
> +}
> +
> +static const struct of_device_id mt7986_afe_pcm_dt_match[] = {
> +	{ .compatible = "mediatek,mt7986-afe", },

You don't need the comma here               ^^
so this is just

	{ .compatible = "mediatek,mt7986-afe" },

Everything else looks fine.

Regards,
Angelo

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control
  2023-07-04  8:53     ` AngeloGioacchino Del Regno
  (?)
@ 2023-07-05  7:52     ` Maso Huang (黃加竹)
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-07-05  7:52 UTC (permalink / raw)
  To: linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Tue, 2023-07-04 at 10:53 +0200, AngeloGioacchino Del Regno wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  Il 26/06/23 04:34, Maso Huang ha scritto:
> > Add audio clock wrapper and audio tuner control.
> > 
> > Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> > ---
> >   sound/soc/mediatek/mt7986/mt7986-afe-clk.c | 75
> ++++++++++++++++++++++
> >   sound/soc/mediatek/mt7986/mt7986-afe-clk.h | 18 ++++++
> >   2 files changed, 93 insertions(+)
> >   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> >   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
> > 
> > diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> > new file mode 100644
> > index 000000000000..a8b5fae05673
> > --- /dev/null
> > +++ b/sound/soc/mediatek/mt7986/mt7986-afe-clk.c
> > @@ -0,0 +1,75 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * mt7986-afe-clk.c  --  MediaTek 7986 afe clock ctrl
> > + *
> > + * Copyright (c) 2021 MediaTek Inc.
> > + * Author: Vic Wu <vic.wu@mediatek.com>
> > + *         Maso Huang <maso.huang@mediatek.com>
> > + */
> > +
> > +#include <linux/clk.h>
> > +
> > +#include "mt7986-afe-common.h"
> > +#include "mt7986-afe-clk.h"
> > +#include "mt7986-reg.h"
> > +
> > +enum {
> > +CK_INFRA_AUD_BUS_CK = 0,
> > +CK_INFRA_AUD_26M_CK,
> > +CK_INFRA_AUD_L_CK,
> > +CK_INFRA_AUD_AUD_CK,
> > +CK_INFRA_AUD_EG2_CK,
> > +CLK_NUM
> > +};
> > +
> > +static const char *aud_clks[CLK_NUM] = {
> > +[CK_INFRA_AUD_BUS_CK] = "aud_bus_ck",
> > +[CK_INFRA_AUD_26M_CK] = "aud_26m_ck",
> > +[CK_INFRA_AUD_L_CK] = "aud_l_ck",
> > +[CK_INFRA_AUD_AUD_CK] = "aud_aud_ck",
> > +[CK_INFRA_AUD_EG2_CK] = "aud_eg2_ck",
> > +};
> > +
> > +int mt7986_init_clock(struct mtk_base_afe *afe)
> > +{
> > +struct mt7986_afe_private *afe_priv = afe->platform_priv;
> > +int ret, i;
> > +
> > +afe_priv->clks = devm_kcalloc(afe->dev, CLK_NUM,
> > +sizeof(*afe_priv->clks), GFP_KERNEL);
> > +if (!afe_priv->clks)
> > +return -ENOMEM;
> > +afe_priv->num_clks = CLK_NUM;
> > +
> > +for (i = 0; i < afe_priv->num_clks; i++)
> > +afe_priv->clks[i].id = aud_clks[i];
> > +
> > +ret = devm_clk_bulk_get(afe->dev, afe_priv->num_clks, afe_priv-
> >clks);
> > +if (ret)
> > +return dev_err_probe(afe->dev, ret, "Failed to get clocks\n");
> > +
> > +return 0;
> > +}
> > +
> > +int mt7986_afe_enable_clock(struct mtk_base_afe *afe)
> > +{
> > +struct mt7986_afe_private *afe_priv = afe->platform_priv;
> > +int ret;
> > +
> > +ret = clk_bulk_prepare_enable(afe_priv->num_clks, afe_priv->clks);
> 
> You don't need a wrapper function for just a single
> clk_bulk_prepare_enable() call.
> 

OK, I'll use clk_bulk_prepare_enable directly.

> > +if (ret)
> > +return dev_err_probe(afe->dev, ret, "Failed to enable clocks\n");
> > +
> > +return 0;
> > +}
> > +EXPORT_SYMBOL_GPL(mt7986_afe_enable_clock);
> > +
> > +int mt7986_afe_disable_clock(struct mtk_base_afe *afe)
> > +{
> > +struct mt7986_afe_private *afe_priv = afe->platform_priv;
> > +
> > +clk_bulk_disable_unprepare(afe_priv->num_clks, afe_priv->clks);
> 
> Same for this one....
> 

OK.

> ... which means that this file will have only mt7986_init_clock() so,
> ultimately,
> you don't need a mt7986-afe-clk.c file at all.
> Please merge this logic into mt7986-afe-pcm.c, which is also the only
> user of it.
> 
> Thanks,
> Angelo
> 

Hi Angelo,

Thanks for your review.
I'll remove mt7986-afe-clk.c and merge related clock api to mt7986-afe-
pcm.c in v3 patch.

Best regards,
Maso


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 3/7] ASoC: mediatek: mt7986: support etdm in platform driver
  2023-07-04  8:58     ` AngeloGioacchino Del Regno
  (?)
@ 2023-07-05  7:57     ` Maso Huang (黃加竹)
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-07-05  7:57 UTC (permalink / raw)
  To: linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Tue, 2023-07-04 at 10:58 +0200, AngeloGioacchino Del Regno wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  Il 26/06/23 04:34, Maso Huang ha scritto:
> > Add mt7986 etdm dai driver support.
> > 
> > Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> > ---
> >   sound/soc/mediatek/mt7986/mt7986-dai-etdm.c | 421
> ++++++++++++++++++++
> >   1 file changed, 421 insertions(+)
> >   create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> > 
> > diff --git a/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> > new file mode 100644
> > index 000000000000..672deb59ea46
> > --- /dev/null
> > +++ b/sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
> > @@ -0,0 +1,421 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * MediaTek ALSA SoC Audio DAI eTDM Control
> > + *
> > + * Copyright (c) 2021 MediaTek Inc.
> > + * Author: Vic Wu <vic.wu@mediatek.com>
> > + *         Maso Huang <maso.huang@mediatek.com>
> > + */
> > +
> > +#include <linux/bitops.h>
> > +#include <linux/regmap.h>
> > +#include <sound/pcm_params.h>
> > +#include "mt7986-afe-clk.h"
> > +#include "mt7986-afe-common.h"
> > +#include "mt7986-reg.h"
> > +
> > +enum {
> > +HOPPING_CLK = 0,
> > +APLL_CLK = 1,
> > +};
> > +
> > +enum {
> > +MTK_DAI_ETDM_FORMAT_I2S = 0,
> > +MTK_DAI_ETDM_FORMAT_DSPA = 4,
> > +MTK_DAI_ETDM_FORMAT_DSPB = 5,
> > +};
> > +
> > +enum {
> > +ETDM_IN5 = 2,
> > +ETDM_OUT5 = 10,
> > +};
> > +
> > +enum {
> > +MTK_ETDM_RATE_8K = 0,
> > +MTK_ETDM_RATE_12K = 1,
> > +MTK_ETDM_RATE_16K = 2,
> > +MTK_ETDM_RATE_24K = 3,
> > +MTK_ETDM_RATE_32K = 4,
> > +MTK_ETDM_RATE_48K = 5,
> > +MTK_ETDM_RATE_96K = 7,
> > +MTK_ETDM_RATE_192K = 9,
> > +MTK_ETDM_RATE_11K = 16,
> > +MTK_ETDM_RATE_22K = 17,
> > +MTK_ETDM_RATE_44K = 18,
> > +MTK_ETDM_RATE_88K = 19,
> > +MTK_ETDM_RATE_176K = 20,
> > +};
> > +
> > +struct mtk_dai_etdm_priv {
> > +bool bck_inv;
> > +bool lrck_inv;
> > +bool slave_mode;
> > +unsigned int format;
> > +};
> > +
> > +static unsigned int mt7986_etdm_rate_transform(struct device *dev,
> > +unsigned int rate)
> 
> Please either fix indentation or just do it in one line, 86 columns
> are ok.
> 

OK.

> > +{
> > +switch (rate) {
> > +case 8000:
> > +return MTK_ETDM_RATE_8K;
> > +case 11025:
> > +return MTK_ETDM_RATE_11K;
> > +case 12000:
> > +return MTK_ETDM_RATE_12K;
> > +case 16000:
> > +return MTK_ETDM_RATE_16K;
> > +case 22050:
> > +return MTK_ETDM_RATE_22K;
> > +case 24000:
> > +return MTK_ETDM_RATE_24K;
> > +case 32000:
> > +return MTK_ETDM_RATE_32K;
> > +case 44100:
> > +return MTK_ETDM_RATE_44K;
> > +case 48000:
> > +return MTK_ETDM_RATE_48K;
> > +case 88200:
> > +return MTK_ETDM_RATE_88K;
> > +case 96000:
> > +return MTK_ETDM_RATE_96K;
> > +case 176400:
> > +return MTK_ETDM_RATE_176K;
> > +case 192000:
> > +return MTK_ETDM_RATE_192K;
> > +default:
> > +dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
> 
> s/use/using/g
> 

OK.

> > + __func__, rate, MTK_ETDM_RATE_48K);
> > +return MTK_ETDM_RATE_48K;
> > +}
> > +}
> > +
> > +static int get_etdm_wlen(unsigned int bitwidth)
> > +{
> > +return bitwidth <= 16 ? 16 : 32;
> > +}
> > +
> > +/* dai component */
> > +/* interconnection */
> > +
> > +static const struct snd_kcontrol_new o124_mix[] = {
> > +SOC_DAPM_SINGLE_AUTODISABLE("I032_Switch", AFE_CONN124_1, 0, 1,
> 0),
> > +};
> > +
> > +static const struct snd_kcontrol_new o125_mix[] = {
> > +SOC_DAPM_SINGLE_AUTODISABLE("I033_Switch", AFE_CONN125_1, 1, 1,
> 0),
> > +};
> > +
> > +static const struct snd_soc_dapm_widget mtk_dai_etdm_widgets[] = {
> > +
> > +/* DL */
> > +SND_SOC_DAPM_MIXER("I150", SND_SOC_NOPM, 0, 0, NULL, 0),
> > +SND_SOC_DAPM_MIXER("I151", SND_SOC_NOPM, 0, 0, NULL, 0),
> > +/* UL */
> > +SND_SOC_DAPM_MIXER("O124", SND_SOC_NOPM, 0, 0,
> > +   o124_mix, ARRAY_SIZE(o124_mix)),
> 
> Fits in one line.
> 

OK.

> > +SND_SOC_DAPM_MIXER("O125", SND_SOC_NOPM, 0, 0,
> > +   o125_mix, ARRAY_SIZE(o125_mix)),
> 
> This one too.
> 

OK.

> > +};
> > +
> > +static const struct snd_soc_dapm_route mtk_dai_etdm_routes[] = {
> > +{"I150", NULL, "ETDM Capture"},
> > +{"I151", NULL, "ETDM Capture"},
> > +{"ETDM Playback", NULL, "O124"},
> > +{"ETDM Playback", NULL, "O125"},
> > +{"O124", "I032_Switch", "I032"},
> > +{"O125", "I033_Switch", "I033"},
> > +};
> > +
> > +/* dai ops */
> > +static int mtk_dai_etdm_startup(struct snd_pcm_substream
> *substream,
> > +struct snd_soc_dai *dai)
> > +{
> > +struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
> > +
> > +mt7986_afe_enable_clock(afe);
> > +
> > +regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_OUT5_PDN_MASK,
> > +   0);
> > +regmap_update_bits(afe->regmap, AUDIO_TOP_CON2, CLK_IN5_PDN_MASK,
> > +   0);
> 
> Both do fit in one line (and others in this file).
> 

OK.

> After fixing that,
> 
> Reviewed-by: AngeloGioacchino Del Regno <
> angelogioacchino.delregno@collabora.com>

Hi Angelo,

Thanks for your review.
I'll fix them in v3 patch.

Best regards,
Maso


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 1/7] ASoC: mediatek: mt7986: add common header
  2023-07-04  9:01     ` AngeloGioacchino Del Regno
  (?)
@ 2023-07-05  7:58     ` Maso Huang (黃加竹)
  -1 siblings, 0 replies; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-07-05  7:58 UTC (permalink / raw)
  To: linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Tue, 2023-07-04 at 11:01 +0200, AngeloGioacchino Del Regno wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  Il 26/06/23 04:34, Maso Huang ha scritto:
> > Add header files for register definition and structure.
> > 
> > Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> > ---
> >   sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 +++++
> >   sound/soc/mediatek/mt7986/mt7986-reg.h        | 206
> ++++++++++++++++++
> >   2 files changed, 257 insertions(+)
> >   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
> >   create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h
> > 
> > diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-common.h
> b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
> > new file mode 100644
> > index 000000000000..646e1be4fdce
> > --- /dev/null
> > +++ b/sound/soc/mediatek/mt7986/mt7986-afe-common.h
> > @@ -0,0 +1,51 @@
> > +/* SPDX-License-Identifier: GPL-2.0 */
> > +/*
> > + * mt7986-afe-common.h  --  MediaTek 7986 audio driver definitions
> > + *
> > + * Copyright (c) 2021 MediaTek Inc.
> > + * Author: Vic Wu <vic.wu@mediatek.com>
> > + *         Maso Huang <maso.huang@mediatek.com>
> > + */
> > +
> > +#ifndef _MT_7986_AFE_COMMON_H_
> > +#define _MT_7986_AFE_COMMON_H_
> > +
> > +#include <sound/soc.h>
> > +#include <linux/clk.h>
> > +#include <linux/list.h>
> > +#include <linux/regmap.h>
> > +#include "../common/mtk-base-afe.h"
> > +
> > +enum {
> > +MT7986_MEMIF_DL1,
> > +MT7986_MEMIF_VUL12,
> > +MT7986_MEMIF_NUM,
> > +MT7986_DAI_ETDM = MT7986_MEMIF_NUM,
> > +MT7986_DAI_NUM,
> > +};
> > +
> > +enum {
> > +MT7986_IRQ_0,
> > +MT7986_IRQ_1,
> > +MT7986_IRQ_2,
> > +MT7986_IRQ_NUM,
> > +};
> > +
> > +struct clk;
> > +
> > +struct mt7986_afe_private {
> > +struct clk_bulk_data *clks;
> > +int num_clks;
> > +
> > +int pm_runtime_bypass_reg_ctl;
> > +
> > +/* dai */
> > +void *dai_priv[MT7986_DAI_NUM];
> > +};
> > +
> > +unsigned int mt7986_afe_rate_transform(struct device *dev,
> > +       unsigned int rate);
> > +
> > +/* dai register */
> > +int mt7986_dai_etdm_register(struct mtk_base_afe *afe);
> > +#endif
> > diff --git a/sound/soc/mediatek/mt7986/mt7986-reg.h
> b/sound/soc/mediatek/mt7986/mt7986-reg.h
> > new file mode 100644
> > index 000000000000..6433cdf3da92
> > --- /dev/null
> > +++ b/sound/soc/mediatek/mt7986/mt7986-reg.h
> > @@ -0,0 +1,206 @@
> > +/* SPDX-License-Identifier: GPL-2.0 */
> > +/*
> > + * mt7986-reg.h  --  MediaTek 7986 audio driver reg definition
> > + *
> > + * Copyright (c) 2021 MediaTek Inc.
> > + * Author: Vic Wu <vic.wu@mediatek.com>
> > + *         Maso Huang <maso.huang@mediatek.com>
> > + */
> > +
> > +#ifndef _MT7986_REG_H_
> > +#define _MT7986_REG_H_
> 
> ..snip..
> 
> > +/* ETDM_OUT5_CON4 */
> > +#define OUT_RELATCH(x)                  ((x) << 24)
> > +#define OUT_RELATCH_SFT                 24
> > +#define OUT_RELATCH_MASK                GENMASK(28, 24)
> > +#define OUT_CLK_SRC(x)                  ((x) << 6)
> > +#define OUT_CLK_SRC_SFT                 6
> > +#define OUT_CLK_SRC_MASK                GENMASK(8, 6)
> > +#define OUT_SEL_FS(x)                   ((x) << 0)
> 
> A number shifted by zero bits is equal to itself, so, this statement
> doesn't
> make sense. I understand why you want a OUT_SEL_FS(x) definition
> though, so
> you could do it like:
> 
> #define OUT_SEL_FS(x)(x)
> 
> After which,
> Reviewed-by: AngeloGioacchino Del Regno <
> angelogioacchino.delregno@collabora.com>
> 
> Regards,
> Angelo

Hi Angelo,

Thanks for your review.
I'll fix this in v3 patch.

Best regards,
Maso


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
  2023-07-04  9:13     ` AngeloGioacchino Del Regno
  (?)
@ 2023-07-05  8:03     ` Maso Huang (黃加竹)
  2023-07-13  7:44       ` Maso Huang (黃加竹)
  -1 siblings, 1 reply; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-07-05  8:03 UTC (permalink / raw)
  To: linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Tue, 2023-07-04 at 11:13 +0200, AngeloGioacchino Del Regno wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  Il 26/06/23 04:34, Maso Huang ha scritto:
> > Add mt7986 platform driver.
> > 
> > Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> > ---
> >   sound/soc/mediatek/Kconfig                 |  10 +
> >   sound/soc/mediatek/Makefile                |   1 +
> >   sound/soc/mediatek/mt7986/Makefile         |   9 +
> >   sound/soc/mediatek/mt7986/mt7986-afe-pcm.c | 598
> +++++++++++++++++++++
> >   4 files changed, 618 insertions(+)
> >   create mode 100644 sound/soc/mediatek/mt7986/Makefile
> >   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> > 
> 
> ..snip..
> 
> > diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> > new file mode 100644
> > index 000000000000..9eef21762e93
> > --- /dev/null
> > +++ b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> > @@ -0,0 +1,598 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * MediaTek ALSA SoC AFE platform driver for MT7986
> > + *
> > + * Copyright (c) 2021 MediaTek Inc.
> > + * Author: Vic Wu <vic.wu@mediatek.com>
> > + *         Maso Huang <maso.huang@mediatek.com>
> > + */
> > +
> > +#include <linux/delay.h>
> > +#include <linux/module.h>
> > +#include <linux/of.h>
> > +#include <linux/of_address.h>
> > +#include <linux/pm_runtime.h>
> > +
> > +#include "mt7986-afe-common.h"
> > +#include "mt7986-afe-clk.h"
> > +#include "mt7986-reg.h"
> > +#include "../common/mtk-afe-platform-driver.h"
> > +#include "../common/mtk-afe-fe-dai.h"
> > +
> > +enum {
> > +MTK_AFE_RATE_8K = 0,
> > +MTK_AFE_RATE_11K = 1,
> > +MTK_AFE_RATE_12K = 2,
> > +MTK_AFE_RATE_16K = 4,
> > +MTK_AFE_RATE_22K = 5,
> > +MTK_AFE_RATE_24K = 6,
> > +MTK_AFE_RATE_32K = 8,
> > +MTK_AFE_RATE_44K = 9,
> > +MTK_AFE_RATE_48K = 10,
> > +MTK_AFE_RATE_88K = 13,
> > +MTK_AFE_RATE_96K = 14,
> > +MTK_AFE_RATE_176K = 17,
> > +MTK_AFE_RATE_192K = 18,
> > +};
> > +
> > +unsigned int mt7986_afe_rate_transform(struct device *dev,
> > +       unsigned int rate)
> 
> Fits in one line.
> 

OK.

> > +{
> > +switch (rate) {
> > +case 8000:
> > +return MTK_AFE_RATE_8K;
> > +case 11025:
> > +return MTK_AFE_RATE_11K;
> > +case 12000:
> > +return MTK_AFE_RATE_12K;
> > +case 16000:
> > +return MTK_AFE_RATE_16K;
> > +case 22050:
> > +return MTK_AFE_RATE_22K;
> > +case 24000:
> > +return MTK_AFE_RATE_24K;
> > +case 32000:
> > +return MTK_AFE_RATE_32K;
> > +case 44100:
> > +return MTK_AFE_RATE_44K;
> > +case 48000:
> > +return MTK_AFE_RATE_48K;
> > +case 88200:
> > +return MTK_AFE_RATE_88K;
> > +case 96000:
> > +return MTK_AFE_RATE_96K;
> > +case 176400:
> > +return MTK_AFE_RATE_176K;
> > +case 192000:
> > +return MTK_AFE_RATE_192K;
> > +default:
> > +dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
> 
> s/use/using/g
> 

OK.

> > + __func__, rate, MTK_AFE_RATE_48K);
> > +return MTK_AFE_RATE_48K;
> > +}
> > +}
> > +
> 
> ..snip..
> 
> > +
> > +static bool mt7986_is_volatile_reg(struct device *dev, unsigned
> int reg)
> > +{
> > +/* these auto-gen reg has read-only bit, so put it as volatile */
> > +/* volatile reg cannot be cached, so cannot be set when power off
> */
> 
> Fix the comment format please; for multi-line comments, you want:
> 
> /*
>  * Those auto-gen regs are read-only, so put it a volatile because
>  * volatile registers cannot be cached, which means that they cannot
>  * be set when power is off
>  */
> 

OK.

> 
> > +switch (reg) {
> > +case AFE_DL0_CUR_MSB:
> > +case AFE_DL0_CUR:
> > +case AFE_DL0_RCH_MON:
> > +case AFE_DL0_LCH_MON:
> > +case AFE_VUL0_CUR_MSB:
> > +case AFE_VUL0_CUR:
> > +case AFE_IRQ_MCU_STATUS:
> > +case AFE_MEMIF_RD_MON:
> > +case AFE_MEMIF_WR_MON:
> > +return true;
> > +default:
> > +return false;
> > +};
> > +}
> > +
> 
> ..snip..
> 
> > +
> > +static int mt7986_afe_pcm_dev_probe(struct platform_device *pdev)
> > +{
> > +struct mtk_base_afe *afe;
> > +struct mt7986_afe_private *afe_priv;
> > +struct device *dev;
> > +int i, irq_id, ret;
> > +
> > +afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
> > +if (!afe)
> > +return -ENOMEM;
> > +platform_set_drvdata(pdev, afe);
> > +
> > +afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
> > +  GFP_KERNEL);
> > +if (!afe->platform_priv)
> > +return -ENOMEM;
> > +
> > +afe_priv = afe->platform_priv;
> > +afe->dev = &pdev->dev;
> > +dev = afe->dev;
> > +
> > +afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
> > +if (IS_ERR(afe->base_addr))
> > +return PTR_ERR(afe->base_addr);
> > +
> > +/* initial audio related clock */
> > +ret = mt7986_init_clock(afe);
> 
> As said in the review for patch [2/7], function mt7986_init_clock()
> must be moved
> in this file instead.
> 

OK.

> > +if (ret)
> > +return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
> > +
> > +ret = devm_pm_runtime_enable(dev);
> > +if (ret)
> > +return ret;
> > +
> > +/* enable clock for regcache get default value from hw */
> > +afe_priv->pm_runtime_bypass_reg_ctl = true;
> > +pm_runtime_get_sync(&pdev->dev);
> > +
> > +afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
> > +      &mt7986_afe_regmap_config);
> 
> pm_runtime_put_sync(&pdev->dev);
> if (IS_ERR(afe->regmap))
> return PTR_ERR(afe->regmap);
> 
> afe_prov->pm_runtime_bypass_reg_ctl = false;
> 
> that's better :-)
> 

OK.

> > +if (IS_ERR(afe->regmap)) {
> > +ret = PTR_ERR(afe->regmap);
> > +goto err_pm_disable;
> > +}
> > +
> > +pm_runtime_put_sync(&pdev->dev);
> > +afe_priv->pm_runtime_bypass_reg_ctl = false;
> > +
> > +/* init memif */
> > +afe->memif_size = MT7986_MEMIF_NUM;
> > +afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe-
> >memif),
> > +  GFP_KERNEL);
> > +if (!afe->memif)
> > +goto err_pm_disable;
> > +
> > +for (i = 0; i < afe->memif_size; i++) {
> > +afe->memif[i].data = &memif_data[i];
> > +afe->memif[i].irq_usage = -1;
> > +}
> > +
> > +mutex_init(&afe->irq_alloc_lock);
> > +
> > +/* irq initialize */
> > +afe->irqs_size = MT7986_IRQ_NUM;
> > +afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe->irqs),
> > + GFP_KERNEL);
> > +if (!afe->irqs)
> > +goto err_pm_disable;
> > +
> > +for (i = 0; i < afe->irqs_size; i++)
> > +afe->irqs[i].irq_data = &irq_data[i];
> > +
> > +/* request irq */
> > +irq_id = platform_get_irq(pdev, 0);
> > +if (irq_id < 0) {
> > +dev_err(dev, "%pOFn no irq found\n", dev->of_node);
> > +ret = irq_id;
> > +goto err_pm_disable;
> 
> You can just return... and please use dev_err_probe().
> 

OK.

> > +}
> > +ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
> > +       IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
> > +if (ret) {
> > +dev_err(dev, "could not request_irq for asys-isr\n");
> > +goto err_pm_disable;
> > +}
> > +
> > +/* init sub_dais */
> > +INIT_LIST_HEAD(&afe->sub_dais);
> > +
> > +for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
> > +ret = dai_register_cbs[i](afe);
> > +if (ret) {
> > +dev_err(afe->dev, "dai register i %d fail, ret %d\n",
> > + i, ret);
> > +goto err_pm_disable;
> > +}
> > +}
> > +
> > +/* init dai_driver and component_driver */
> > +ret = mtk_afe_combine_sub_dai(afe);
> > +if (ret) {
> > +dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
> > + ret);
> > +goto err_pm_disable;
> > +}
> > +
> > +afe->mtk_afe_hardware = &mt7986_afe_hardware;
> > +afe->memif_fs = mt7986_memif_fs;
> > +afe->irq_fs = mt7986_irq_fs;
> > +
> > +afe->runtime_resume = mt7986_afe_runtime_resume;
> > +afe->runtime_suspend = mt7986_afe_runtime_suspend;
> > +
> > +/* register component */
> > +ret = devm_snd_soc_register_component(&pdev->dev,
> > +      &mt7986_afe_component,
> > +      NULL, 0);
> > +if (ret) {
> > +dev_warn(dev, "err_platform\n");
> 
> That shall not be a dev_warn, but a dev_err() instead, but then,
> being this
> a probe function and not needing that jump, it's dev_err_probe().
> 

OK.

> > +goto err_pm_disable;
> > +}
> > +
> > +ret = devm_snd_soc_register_component(afe->dev,
> > +      &mt7986_afe_pcm_dai_component,
> > +      afe->dai_drivers,
> > +      afe->num_dai_drivers);
> > +if (ret) {
> > +dev_warn(dev, "err_dai_component\n");
> 
> Same here.
> 

OK.

> > +goto err_pm_disable;
> > +}
> > +
> > +return ret;
> > +
> > +err_pm_disable:
> 
> You don't need this label because you're now using
> devm_pm_runtime_enable() and,
> following my advice from some lines up, pm_runtime_put_sync() is
> called at the
> right time already.
> 
> This means that you can simplify this function a lot with directly
> returning the
> error in error paths (including instances of dev_err_probe() ).
> 

OK.

> > +pm_runtime_put_sync(&pdev->dev);
> > +pm_runtime_disable(&pdev->dev);
> > +return ret;
> > +}
> > +
> > +static void mt7986_afe_pcm_dev_remove(struct platform_device
> *pdev)
> > +{
> > +pm_runtime_disable(&pdev->dev);
> > +if (!pm_runtime_status_suspended(&pdev->dev))
> > +mt7986_afe_runtime_suspend(&pdev->dev);
> > +}
> > +
> > +static const struct of_device_id mt7986_afe_pcm_dt_match[] = {
> > +{ .compatible = "mediatek,mt7986-afe", },
> 
> You don't need the comma here               ^^
> so this is just
> 
> { .compatible = "mediatek,mt7986-afe" },
> 

OK.

> Everything else looks fine.
> 
> Regards,
> Angelo

Hi Angelo,

Thanks for your review.
I'll refine all of them in v3 patch.

Best regards,
Maso


^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 4/7] ASoC: mediatek: mt7986: add platform driver
  2023-07-05  8:03     ` Maso Huang (黃加竹)
@ 2023-07-13  7:44       ` Maso Huang (黃加竹)
  0 siblings, 0 replies; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-07-13  7:44 UTC (permalink / raw)
  To: linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勳),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On Wed, 2023-07-05 at 16:03 +0800, Maso Huang wrote:
> On Tue, 2023-07-04 at 11:13 +0200, AngeloGioacchino Del Regno wrote:
> >  	 
> > External email : Please do not click links or open attachments
> > until
> > you have verified the sender or the content.
> >  Il 26/06/23 04:34, Maso Huang ha scritto:
> > > Add mt7986 platform driver.
> > > 
> > > Signed-off-by: Maso Huang <maso.huang@mediatek.com>
> > > ---
> > >   sound/soc/mediatek/Kconfig                 |  10 +
> > >   sound/soc/mediatek/Makefile                |   1 +
> > >   sound/soc/mediatek/mt7986/Makefile         |   9 +
> > >   sound/soc/mediatek/mt7986/mt7986-afe-pcm.c | 598
> > 
> > +++++++++++++++++++++
> > >   4 files changed, 618 insertions(+)
> > >   create mode 100644 sound/soc/mediatek/mt7986/Makefile
> > >   create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> > > 
> > 
> > ..snip..
> > 
> > > diff --git a/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> > 
> > b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> > > new file mode 100644
> > > index 000000000000..9eef21762e93
> > > --- /dev/null
> > > +++ b/sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
> > > @@ -0,0 +1,598 @@
> > > +// SPDX-License-Identifier: GPL-2.0
> > > +/*
> > > + * MediaTek ALSA SoC AFE platform driver for MT7986
> > > + *
> > > + * Copyright (c) 2021 MediaTek Inc.
> > > + * Author: Vic Wu <vic.wu@mediatek.com>
> > > + *         Maso Huang <maso.huang@mediatek.com>
> > > + */
> > > +
> > > +#include <linux/delay.h>
> > > +#include <linux/module.h>
> > > +#include <linux/of.h>
> > > +#include <linux/of_address.h>
> > > +#include <linux/pm_runtime.h>
> > > +
> > > +#include "mt7986-afe-common.h"
> > > +#include "mt7986-afe-clk.h"
> > > +#include "mt7986-reg.h"
> > > +#include "../common/mtk-afe-platform-driver.h"
> > > +#include "../common/mtk-afe-fe-dai.h"
> > > +
> > > +enum {
> > > +MTK_AFE_RATE_8K = 0,
> > > +MTK_AFE_RATE_11K = 1,
> > > +MTK_AFE_RATE_12K = 2,
> > > +MTK_AFE_RATE_16K = 4,
> > > +MTK_AFE_RATE_22K = 5,
> > > +MTK_AFE_RATE_24K = 6,
> > > +MTK_AFE_RATE_32K = 8,
> > > +MTK_AFE_RATE_44K = 9,
> > > +MTK_AFE_RATE_48K = 10,
> > > +MTK_AFE_RATE_88K = 13,
> > > +MTK_AFE_RATE_96K = 14,
> > > +MTK_AFE_RATE_176K = 17,
> > > +MTK_AFE_RATE_192K = 18,
> > > +};
> > > +
> > > +unsigned int mt7986_afe_rate_transform(struct device *dev,
> > > +       unsigned int rate)
> > 
> > Fits in one line.
> > 
> 
> OK.
> 
> > > +{
> > > +switch (rate) {
> > > +case 8000:
> > > +return MTK_AFE_RATE_8K;
> > > +case 11025:
> > > +return MTK_AFE_RATE_11K;
> > > +case 12000:
> > > +return MTK_AFE_RATE_12K;
> > > +case 16000:
> > > +return MTK_AFE_RATE_16K;
> > > +case 22050:
> > > +return MTK_AFE_RATE_22K;
> > > +case 24000:
> > > +return MTK_AFE_RATE_24K;
> > > +case 32000:
> > > +return MTK_AFE_RATE_32K;
> > > +case 44100:
> > > +return MTK_AFE_RATE_44K;
> > > +case 48000:
> > > +return MTK_AFE_RATE_48K;
> > > +case 88200:
> > > +return MTK_AFE_RATE_88K;
> > > +case 96000:
> > > +return MTK_AFE_RATE_96K;
> > > +case 176400:
> > > +return MTK_AFE_RATE_176K;
> > > +case 192000:
> > > +return MTK_AFE_RATE_192K;
> > > +default:
> > > +dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n",
> > 
> > s/use/using/g
> > 
> 
> OK.
> 
> > > + __func__, rate, MTK_AFE_RATE_48K);
> > > +return MTK_AFE_RATE_48K;
> > > +}
> > > +}
> > > +
> > 
> > ..snip..
> > 
> > > +
> > > +static bool mt7986_is_volatile_reg(struct device *dev, unsigned
> > 
> > int reg)
> > > +{
> > > +/* these auto-gen reg has read-only bit, so put it as volatile
> > > */
> > > +/* volatile reg cannot be cached, so cannot be set when power
> > > off
> > 
> > */
> > 
> > Fix the comment format please; for multi-line comments, you want:
> > 
> > /*
> >  * Those auto-gen regs are read-only, so put it a volatile because
> >  * volatile registers cannot be cached, which means that they
> > cannot
> >  * be set when power is off
> >  */
> > 
> 
> OK.
> 
> > 
> > > +switch (reg) {
> > > +case AFE_DL0_CUR_MSB:
> > > +case AFE_DL0_CUR:
> > > +case AFE_DL0_RCH_MON:
> > > +case AFE_DL0_LCH_MON:
> > > +case AFE_VUL0_CUR_MSB:
> > > +case AFE_VUL0_CUR:
> > > +case AFE_IRQ_MCU_STATUS:
> > > +case AFE_MEMIF_RD_MON:
> > > +case AFE_MEMIF_WR_MON:
> > > +return true;
> > > +default:
> > > +return false;
> > > +};
> > > +}
> > > +
> > 
> > ..snip..
> > 
> > > +
> > > +static int mt7986_afe_pcm_dev_probe(struct platform_device
> > > *pdev)
> > > +{
> > > +struct mtk_base_afe *afe;
> > > +struct mt7986_afe_private *afe_priv;
> > > +struct device *dev;
> > > +int i, irq_id, ret;
> > > +
> > > +afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL);
> > > +if (!afe)
> > > +return -ENOMEM;
> > > +platform_set_drvdata(pdev, afe);
> > > +
> > > +afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv),
> > > +  GFP_KERNEL);
> > > +if (!afe->platform_priv)
> > > +return -ENOMEM;
> > > +
> > > +afe_priv = afe->platform_priv;
> > > +afe->dev = &pdev->dev;
> > > +dev = afe->dev;
> > > +
> > > +afe->base_addr = devm_platform_ioremap_resource(pdev, 0);
> > > +if (IS_ERR(afe->base_addr))
> > > +return PTR_ERR(afe->base_addr);
> > > +
> > > +/* initial audio related clock */
> > > +ret = mt7986_init_clock(afe);
> > 
> > As said in the review for patch [2/7], function mt7986_init_clock()
> > must be moved
> > in this file instead.
> > 
> 
> OK.
> 
> > > +if (ret)
> > > +return dev_err_probe(dev, ret, "Cannot initialize clocks\n");
> > > +
> > > +ret = devm_pm_runtime_enable(dev);
> > > +if (ret)
> > > +return ret;
> > > +
> > > +/* enable clock for regcache get default value from hw */
> > > +afe_priv->pm_runtime_bypass_reg_ctl = true;
> > > +pm_runtime_get_sync(&pdev->dev);
> > > +
> > > +afe->regmap = devm_regmap_init_mmio(&pdev->dev, afe->base_addr,
> > > +      &mt7986_afe_regmap_config);
> > 
> > pm_runtime_put_sync(&pdev->dev);
> > if (IS_ERR(afe->regmap))
> > return PTR_ERR(afe->regmap);
> > 
> > afe_prov->pm_runtime_bypass_reg_ctl = false;
> > 
> > that's better :-)
> > 
> 
> OK.
> 
> > > +if (IS_ERR(afe->regmap)) {
> > > +ret = PTR_ERR(afe->regmap);
> > > +goto err_pm_disable;
> > > +}
> > > +
> > > +pm_runtime_put_sync(&pdev->dev);
> > > +afe_priv->pm_runtime_bypass_reg_ctl = false;
> > > +
> > > +/* init memif */
> > > +afe->memif_size = MT7986_MEMIF_NUM;
> > > +afe->memif = devm_kcalloc(dev, afe->memif_size, sizeof(*afe-
> > > memif),
> > > +  GFP_KERNEL);
> > > +if (!afe->memif)
> > > +goto err_pm_disable;
> > > +
> > > +for (i = 0; i < afe->memif_size; i++) {
> > > +afe->memif[i].data = &memif_data[i];
> > > +afe->memif[i].irq_usage = -1;
> > > +}
> > > +
> > > +mutex_init(&afe->irq_alloc_lock);
> > > +
> > > +/* irq initialize */
> > > +afe->irqs_size = MT7986_IRQ_NUM;
> > > +afe->irqs = devm_kcalloc(dev, afe->irqs_size, sizeof(*afe-
> > > >irqs),
> > > + GFP_KERNEL);
> > > +if (!afe->irqs)
> > > +goto err_pm_disable;
> > > +
> > > +for (i = 0; i < afe->irqs_size; i++)
> > > +afe->irqs[i].irq_data = &irq_data[i];
> > > +
> > > +/* request irq */
> > > +irq_id = platform_get_irq(pdev, 0);
> > > +if (irq_id < 0) {
> > > +dev_err(dev, "%pOFn no irq found\n", dev->of_node);
> > > +ret = irq_id;
> > > +goto err_pm_disable;
> > 
> > You can just return... and please use dev_err_probe().
> > 
> 
> OK.
> 
> > > +}
> > > +ret = devm_request_irq(dev, irq_id, mt7986_afe_irq_handler,
> > > +       IRQF_TRIGGER_NONE, "asys-isr", (void *)afe);
> > > +if (ret) {
> > > +dev_err(dev, "could not request_irq for asys-isr\n");
> > > +goto err_pm_disable;
> > > +}
> > > +
> > > +/* init sub_dais */
> > > +INIT_LIST_HEAD(&afe->sub_dais);
> > > +
> > > +for (i = 0; i < ARRAY_SIZE(dai_register_cbs); i++) {
> > > +ret = dai_register_cbs[i](afe);
> > > +if (ret) {
> > > +dev_err(afe->dev, "dai register i %d fail, ret %d\n",
> > > + i, ret);
> > > +goto err_pm_disable;
> > > +}
> > > +}
> > > +
> > > +/* init dai_driver and component_driver */
> > > +ret = mtk_afe_combine_sub_dai(afe);
> > > +if (ret) {
> > > +dev_err(afe->dev, "mtk_afe_combine_sub_dai fail, ret %d\n",
> > > + ret);
> > > +goto err_pm_disable;
> > > +}
> > > +
> > > +afe->mtk_afe_hardware = &mt7986_afe_hardware;
> > > +afe->memif_fs = mt7986_memif_fs;
> > > +afe->irq_fs = mt7986_irq_fs;
> > > +
> > > +afe->runtime_resume = mt7986_afe_runtime_resume;
> > > +afe->runtime_suspend = mt7986_afe_runtime_suspend;
> > > +
> > > +/* register component */
> > > +ret = devm_snd_soc_register_component(&pdev->dev,
> > > +      &mt7986_afe_component,
> > > +      NULL, 0);
> > > +if (ret) {
> > > +dev_warn(dev, "err_platform\n");
> > 
> > That shall not be a dev_warn, but a dev_err() instead, but then,
> > being this
> > a probe function and not needing that jump, it's dev_err_probe().
> > 
> 
> OK.
> 
> > > +goto err_pm_disable;
> > > +}
> > > +
> > > +ret = devm_snd_soc_register_component(afe->dev,
> > > +      &mt7986_afe_pcm_dai_component,
> > > +      afe->dai_drivers,
> > > +      afe->num_dai_drivers);
> > > +if (ret) {
> > > +dev_warn(dev, "err_dai_component\n");
> > 
> > Same here.
> > 
> 
> OK.
> 
> > > +goto err_pm_disable;
> > > +}
> > > +
> > > +return ret;
> > > +
> > > +err_pm_disable:
> > 
> > You don't need this label because you're now using
> > devm_pm_runtime_enable() and,
> > following my advice from some lines up, pm_runtime_put_sync() is
> > called at the
> > right time already.
> > 
> > This means that you can simplify this function a lot with directly
> > returning the
> > error in error paths (including instances of dev_err_probe() ).
> > 
> 
> OK.
> 
> > > +pm_runtime_put_sync(&pdev->dev);
> > > +pm_runtime_disable(&pdev->dev);
> > > +return ret;
> > > +}
> > > +
> > > +static void mt7986_afe_pcm_dev_remove(struct platform_device
> > 
> > *pdev)
> > > +{
> > > +pm_runtime_disable(&pdev->dev);
> > > +if (!pm_runtime_status_suspended(&pdev->dev))
> > > +mt7986_afe_runtime_suspend(&pdev->dev);
> > > +}

Hi Angelo,

Since I'm using devm_pm_runtime_enable right now, shoud I remove
mt7986_afe_pcm_dev_remove as well?
It seems no more needed.

Best regards,
Maso

> > > +
> > > +static const struct of_device_id mt7986_afe_pcm_dt_match[] = {
> > > +{ .compatible = "mediatek,mt7986-afe", },
> > 
> > You don't need the comma here               ^^
> > so this is just
> > 
> > { .compatible = "mediatek,mt7986-afe" },
> > 
> 
> OK.
> 
> > Everything else looks fine.
> > 
> > Regards,
> > Angelo
> 
> Hi Angelo,
> 
> Thanks for your review.
> I'll refine all of them in v3 patch.
> 
> Best regards,
> Maso
> 

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 0/7] ASoC: mediatek: Add support for MT7986 SoC
  2023-06-26  2:34 ` Maso Huang
                   ` (7 preceding siblings ...)
  (?)
@ 2023-07-24  6:17 ` Maso Huang (黃加竹)
  2023-07-24  7:25   ` Krzysztof Kozlowski
  -1 siblings, 1 reply; 42+ messages in thread
From: Maso Huang (黃加竹) @ 2023-07-24  6:17 UTC (permalink / raw)
  To: linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勲),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

Gentle ping :)

Hi Rob and Angelo,

Can you help to check this latest series and share your thoughts if
any?

Best regards,
Maso


On Mon, 2023-06-26 at 10:34 +0800, Maso Huang wrote:
> Changes in v2:
>  - v1 title: [PATCH 0/7] ASoC: mediatek: Add support for MT79xx SoC
>  - add missing maintainers
>  - rename mt79xx to mt7986 in all files
>  - use clk bulk api in mt7986-afe-clk.c [2/7]
>  - refine mt7986-afe-pcm.c based on reviewer's suggestions [4/7]
>  - refine dt-binding files based on reviewer's suggestions [6/7]
> [7/7]
>  - transpose [3/7] and [4/7] in v1 to fix test build errors
>  
> This series of patches adds support for MediaTek AFE of MT7986 SoC.
> Patches are based on broonie tree "for-next" branch.
> 
> Maso Huang (7):
>   ASoC: mediatek: mt7986: add common header
>   ASoC: mediatek: mt7986: support audio clock control
>   ASoC: mediatek: mt7986: support etdm in platform driver
>   ASoC: mediatek: mt7986: add platform driver
>   ASoC: mediatek: mt7986: add machine driver with wm8960
>   ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960
> document
>   ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document
> 
>  .../bindings/sound/mediatek,mt7986-afe.yaml   |  89 +++
>  .../sound/mediatek,mt7986-wm8960.yaml         |  53 ++
>  sound/soc/mediatek/Kconfig                    |  20 +
>  sound/soc/mediatek/Makefile                   |   1 +
>  sound/soc/mediatek/mt7986/Makefile            |  10 +
>  sound/soc/mediatek/mt7986/mt7986-afe-clk.c    |  75 +++
>  sound/soc/mediatek/mt7986/mt7986-afe-clk.h    |  18 +
>  sound/soc/mediatek/mt7986/mt7986-afe-common.h |  51 ++
>  sound/soc/mediatek/mt7986/mt7986-afe-pcm.c    | 598
> ++++++++++++++++++
>  sound/soc/mediatek/mt7986/mt7986-dai-etdm.c   | 421 ++++++++++++
>  sound/soc/mediatek/mt7986/mt7986-reg.h        | 206 ++++++
>  sound/soc/mediatek/mt7986/mt7986-wm8960.c     | 184 ++++++
>  12 files changed, 1726 insertions(+)
>  create mode 100644
> Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml
>  create mode 100644
> Documentation/devicetree/bindings/sound/mediatek,mt7986-wm8960.yaml
>  create mode 100644 sound/soc/mediatek/mt7986/Makefile
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.c
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-clk.h
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-common.h
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-afe-pcm.c
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-dai-etdm.c
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-reg.h
>  create mode 100644 sound/soc/mediatek/mt7986/mt7986-wm8960.c
> 

^ permalink raw reply	[flat|nested] 42+ messages in thread

* Re: [PATCH v2 0/7] ASoC: mediatek: Add support for MT7986 SoC
  2023-07-24  6:17 ` [PATCH v2 0/7] ASoC: mediatek: Add support for MT7986 SoC Maso Huang (黃加竹)
@ 2023-07-24  7:25   ` Krzysztof Kozlowski
  0 siblings, 0 replies; 42+ messages in thread
From: Krzysztof Kozlowski @ 2023-07-24  7:25 UTC (permalink / raw)
  To: Maso Huang (黃加竹),
	linux-kernel, robh+dt, linux-mediatek,
	Trevor Wu (吳文良),
	devicetree, Allen-KH Cheng (程冠勲),
	broonie, renzhijie2, conor+dt, tiwai, lgirdwood,
	linux-arm-kernel, krzysztof.kozlowski+dt, matthias.bgg, perex,
	Jiaxin Yu (俞家鑫),
	angelogioacchino.delregno, alsa-devel

On 24/07/2023 08:17, Maso Huang (黃加竹) wrote:
> Gentle ping :)
> 
> Hi Rob and Angelo,
> 
> Can you help to check this latest series and share your thoughts if
> any?

You got comments to fix! Implement what you were asked to do.

Best regards,
Krzysztof


^ permalink raw reply	[flat|nested] 42+ messages in thread

end of thread, other threads:[~2023-07-24  7:25 UTC | newest]

Thread overview: 42+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-06-26  2:34 [PATCH v2 0/7] ASoC: mediatek: Add support for MT7986 SoC Maso Huang
2023-06-26  2:34 ` Maso Huang
2023-06-26  2:34 ` [PATCH v2 1/7] ASoC: mediatek: mt7986: add common header Maso Huang
2023-06-26  2:34   ` Maso Huang
2023-07-04  9:01   ` AngeloGioacchino Del Regno
2023-07-04  9:01     ` AngeloGioacchino Del Regno
2023-07-05  7:58     ` Maso Huang (黃加竹)
2023-06-26  2:34 ` [PATCH v2 2/7] ASoC: mediatek: mt7986: support audio clock control Maso Huang
2023-06-26  2:34   ` Maso Huang
2023-06-27  4:37   ` Claudiu.Beznea
2023-06-27  4:37     ` Claudiu.Beznea
2023-07-04  8:53   ` AngeloGioacchino Del Regno
2023-07-04  8:53     ` AngeloGioacchino Del Regno
2023-07-05  7:52     ` Maso Huang (黃加竹)
2023-06-26  2:34 ` [PATCH v2 3/7] ASoC: mediatek: mt7986: support etdm in platform driver Maso Huang
2023-06-26  2:34   ` Maso Huang
2023-07-04  8:58   ` AngeloGioacchino Del Regno
2023-07-04  8:58     ` AngeloGioacchino Del Regno
2023-07-05  7:57     ` Maso Huang (黃加竹)
2023-06-26  2:34 ` [PATCH v2 4/7] ASoC: mediatek: mt7986: add " Maso Huang
2023-06-26  2:34   ` Maso Huang
2023-06-27  4:43   ` Claudiu.Beznea
2023-06-27  4:43     ` Claudiu.Beznea
2023-06-27  6:25     ` Maso Huang (黃加竹)
2023-07-04  9:13   ` AngeloGioacchino Del Regno
2023-07-04  9:13     ` AngeloGioacchino Del Regno
2023-07-05  8:03     ` Maso Huang (黃加竹)
2023-07-13  7:44       ` Maso Huang (黃加竹)
2023-06-26  2:34 ` [PATCH v2 5/7] ASoC: mediatek: mt7986: add machine driver with wm8960 Maso Huang
2023-06-26  2:34   ` Maso Huang
2023-06-26  2:35 ` [PATCH v2 6/7] ASoC: dt-bindings: mediatek,mt7986-wm8960: add mt7986-wm8960 document Maso Huang
2023-06-26  2:35   ` Maso Huang
2023-06-29 14:58   ` Rob Herring
2023-06-29 14:58     ` Rob Herring
2023-06-30  9:29     ` Maso Huang (黃加竹)
2023-06-26  2:35 ` [PATCH v2 7/7] ASoC: dt-bindings: mediatek,mt7986-afe: add audio afe document Maso Huang
2023-06-26  2:35   ` Maso Huang
2023-06-29 15:05   ` Rob Herring
2023-06-29 15:05     ` Rob Herring
2023-06-30  2:26     ` Maso Huang (黃加竹)
2023-07-24  6:17 ` [PATCH v2 0/7] ASoC: mediatek: Add support for MT7986 SoC Maso Huang (黃加竹)
2023-07-24  7:25   ` Krzysztof Kozlowski

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