From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: andy.gross@linaro.org, broonie@kernel.org,
linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org,
robh+dt@kernel.org, bgoswami@codeaurora.org
Cc: gregkh@linuxfoundation.org, david.brown@linaro.org,
mark.rutland@arm.com, lgirdwood@gmail.com, plai@codeaurora.org,
tiwai@suse.com, perex@perex.cz, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, rohkumar@qti.qualcomm.com,
spatakok@qti.qualcomm.com,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH v7 23/24] ASoC: qcom: apq8096: Add db820c machine driver
Date: Tue, 1 May 2018 13:08:19 +0100 [thread overview]
Message-ID: <20180501120820.11016-24-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20180501120820.11016-1-srinivas.kandagatla@linaro.org>
This patch adds support to DB820c machine driver.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
sound/soc/qcom/Kconfig | 9 ++
sound/soc/qcom/Makefile | 2 +
sound/soc/qcom/apq8096.c | 238 +++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 249 insertions(+)
create mode 100644 sound/soc/qcom/apq8096.c
diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig
index 85bb7dd11fd9..87838fa27997 100644
--- a/sound/soc/qcom/Kconfig
+++ b/sound/soc/qcom/Kconfig
@@ -81,3 +81,12 @@ config SND_SOC_QDSP6
This will enable sound soc platform specific
audio drivers. This includes q6asm, q6adm,
q6afe interfaces to DSP using apr.
+
+config SND_SOC_MSM8996
+ tristate "SoC Machine driver for MSM8996 and APQ8096 boards"
+ depends on QCOM_APR
+ select SND_SOC_QDSP6
+ help
+ Support for Qualcomm Technologies LPASS audio block in
+ APQ8096 SoC-based systems.
+ Say Y if you want to use audio device on this SoCs
diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile
index 0276717917c0..206945bb9ba1 100644
--- a/sound/soc/qcom/Makefile
+++ b/sound/soc/qcom/Makefile
@@ -13,9 +13,11 @@ obj-$(CONFIG_SND_SOC_LPASS_APQ8016) += snd-soc-lpass-apq8016.o
# Machine
snd-soc-storm-objs := storm.o
snd-soc-apq8016-sbc-objs := apq8016_sbc.o
+snd-soc-apq8096-objs := apq8096.o
obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o
obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o
+obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o
#DSP lib
obj-$(CONFIG_SND_SOC_QDSP6) += qdsp6/
diff --git a/sound/soc/qcom/apq8096.c b/sound/soc/qcom/apq8096.c
new file mode 100644
index 000000000000..73abf862db94
--- /dev/null
+++ b/sound/soc/qcom/apq8096.c
@@ -0,0 +1,238 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2018, Linaro Limited
+
+#include <linux/soc/qcom/apr.h>
+#include <linux/module.h>
+#include <linux/component.h>
+#include <linux/platform_device.h>
+#include <linux/of_device.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/pcm.h>
+
+static int apq8096_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+
+ rate->min = rate->max = 48000;
+ channels->min = channels->max = 2;
+
+ return 0;
+}
+
+static int apq8096_sbc_parse_of(struct snd_soc_card *card)
+{
+ struct device_node *np, *codec, *platform, *cpu, *node;
+ struct device *dev = card->dev;
+ struct snd_soc_dai_link *link;
+ int ret, num_links;
+
+ ret = snd_soc_of_parse_card_name(card, "qcom,model");
+ if (ret) {
+ dev_err(dev, "Error parsing card name: %d\n", ret);
+ return ret;
+ }
+
+ node = dev->of_node;
+
+ /* DAPM routes */
+ if (of_property_read_bool(node, "qcom,audio-routing")) {
+ ret = snd_soc_of_parse_audio_routing(card,
+ "qcom,audio-routing");
+ if (ret)
+ return ret;
+ }
+
+ /* Populate links */
+ num_links = of_get_child_count(node);
+
+ /* Allocate the DAI link array */
+ card->dai_link = kcalloc(num_links, sizeof(*link), GFP_KERNEL);
+ if (!card->dai_link)
+ return -ENOMEM;
+
+ card->num_links = num_links;
+ link = card->dai_link;
+
+ for_each_child_of_node(node, np) {
+ cpu = of_get_child_by_name(np, "cpu");
+ platform = of_get_child_by_name(np, "platform");
+ codec = of_get_child_by_name(np, "codec");
+
+ if (!cpu) {
+ dev_err(dev, "Can't find cpu DT node\n");
+ return -EINVAL;
+ }
+
+ link->cpu_of_node = of_parse_phandle(cpu, "sound-dai", 0);
+ if (!link->cpu_of_node) {
+ dev_err(card->dev, "error getting cpu phandle\n");
+ return -EINVAL;
+ }
+
+ ret = snd_soc_of_get_dai_name(cpu, &link->cpu_dai_name);
+ if (ret) {
+ dev_err(card->dev, "error getting cpu dai name\n");
+ return ret;
+ }
+
+ if (codec && platform) {
+ link->platform_of_node = of_parse_phandle(platform,
+ "sound-dai",
+ 0);
+ if (!link->platform_of_node) {
+ dev_err(card->dev, "platform dai not found\n");
+ return -EINVAL;
+ }
+
+ ret = snd_soc_of_get_dai_link_codecs(dev, codec, link);
+ if (ret < 0) {
+ dev_err(card->dev, "codec dai not found\n");
+ return ret;
+ }
+ link->no_pcm = 1;
+ link->ignore_suspend = 1;
+ link->ignore_pmdown_time = 1;
+ link->be_hw_params_fixup = apq8096_be_hw_params_fixup;
+ } else {
+ link->platform_of_node = link->cpu_of_node;
+ link->codec_dai_name = "snd-soc-dummy-dai";
+ link->codec_name = "snd-soc-dummy";
+ link->dynamic = 1;
+ }
+
+ ret = of_property_read_string(np, "link-name", &link->name);
+ if (ret) {
+ dev_err(card->dev, "error getting codec dai_link name\n");
+ return ret;
+ }
+
+ link->dpcm_playback = 1;
+ link->dpcm_capture = 1;
+ link->stream_name = link->name;
+ link++;
+ }
+
+ return ret;
+}
+
+static int apq8096_bind(struct device *dev)
+{
+ struct snd_soc_card *card;
+ int ret;
+
+ card = kzalloc(sizeof(*card), GFP_KERNEL);
+ if (!card)
+ return -ENOMEM;
+
+ component_bind_all(dev, card);
+ card->dev = dev;
+ ret = apq8096_sbc_parse_of(card);
+ if (ret) {
+ dev_err(dev, "Error parsing OF data\n");
+ component_unbind_all(dev, card);
+ return ret;
+ }
+
+ return snd_soc_register_card(card);
+}
+
+static void apq8096_unbind(struct device *dev)
+{
+ struct snd_soc_card *card = dev_get_drvdata(dev);
+
+ component_unbind_all(dev, card);
+ snd_soc_unregister_card(card);
+ kfree(card->dai_link);
+ kfree(card);
+}
+
+static const struct component_master_ops apq8096_ops = {
+ .bind = apq8096_bind,
+ .unbind = apq8096_unbind,
+};
+
+static int apq8016_compare_of(struct device *dev, void *data)
+{
+ return dev->of_node == data;
+}
+
+static void apq8016_release_of(struct device *dev, void *data)
+{
+ of_node_put(data);
+}
+
+static int add_audio_components(struct device *dev,
+ struct component_match **matchptr)
+{
+ struct device_node *np, *platform, *cpu, *node, *dai_node;
+
+ node = dev->of_node;
+
+ for_each_child_of_node(node, np) {
+ cpu = of_get_child_by_name(np, "cpu");
+ if (cpu) {
+ dai_node = of_parse_phandle(cpu, "sound-dai", 0);
+ of_node_get(dai_node);
+ component_match_add_release(dev, matchptr,
+ apq8016_release_of,
+ apq8016_compare_of,
+ dai_node);
+ }
+
+ platform = of_get_child_by_name(np, "platform");
+ if (platform) {
+ dai_node = of_parse_phandle(platform, "sound-dai", 0);
+ component_match_add_release(dev, matchptr,
+ apq8016_release_of,
+ apq8016_compare_of,
+ dai_node);
+ }
+ }
+
+ return 0;
+}
+
+static int apq8096_platform_probe(struct platform_device *pdev)
+{
+ struct component_match *match = NULL;
+ int ret;
+
+ ret = add_audio_components(&pdev->dev, &match);
+ if (ret)
+ return ret;
+
+ return component_master_add_with_match(&pdev->dev, &apq8096_ops, match);
+}
+
+static int apq8096_platform_remove(struct platform_device *pdev)
+{
+ component_master_del(&pdev->dev, &apq8096_ops);
+
+ return 0;
+}
+
+static const struct of_device_id msm_snd_apq8096_dt_match[] = {
+ {.compatible = "qcom,apq8096-sndcard"},
+ {}
+};
+
+MODULE_DEVICE_TABLE(of, msm_snd_apq8096_dt_match);
+
+static struct platform_driver msm_snd_apq8096_driver = {
+ .probe = apq8096_platform_probe,
+ .remove = apq8096_platform_remove,
+ .driver = {
+ .name = "msm-snd-apq8096",
+ .owner = THIS_MODULE,
+ .of_match_table = msm_snd_apq8096_dt_match,
+ },
+};
+module_platform_driver(msm_snd_apq8096_driver);
+MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org");
+MODULE_DESCRIPTION("APQ8096 ASoC Machine Driver");
+MODULE_LICENSE("GPL v2");
--
2.16.2
next prev parent reply other threads:[~2018-05-01 12:08 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-01 12:07 [PATCH v7 00/24] ASoC: qcom: Add support to QDSP based Audio Srinivas Kandagatla
2018-05-01 12:07 ` [PATCH v7 01/24] soc: qcom dt-bindings: Add APR bus bindings Srinivas Kandagatla
2018-05-03 23:30 ` [alsa-devel] " Banajit Goswami
2018-05-04 17:33 ` Bjorn Andersson
2018-05-01 12:07 ` [PATCH v7 02/24] soc: qcom: Add APR bus driver Srinivas Kandagatla
2018-05-04 17:45 ` Bjorn Andersson
2018-05-11 3:18 ` Applied "soc: qcom: Add APR bus driver" to the asoc tree Mark Brown
2018-05-01 12:07 ` [PATCH v7 03/24] ASoC: qdsp6: dt-bindings: Add q6core dt bindings Srinivas Kandagatla
2018-05-03 23:45 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 04/24] ASoC: qdsp6: dt-bindings: Add q6afe " Srinivas Kandagatla
2018-05-01 12:37 ` Rob Herring
2018-05-03 23:50 ` Banajit Goswami
2018-05-11 3:17 ` Applied "ASoC: qdsp6: dt-bindings: Add q6afe dt bindings" to the asoc tree Mark Brown
2018-05-01 12:08 ` [PATCH v7 05/24] ASoC: qdsp6: dt-bindings: Add q6adm dt bindings Srinivas Kandagatla
2018-05-03 23:53 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 06/24] ASoC: qdsp6: dt-bindings: Add q6asm " Srinivas Kandagatla
2018-05-03 23:56 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 07/24] ASoC: qdsp6: q6common: Add qdsp6 helper functions Srinivas Kandagatla
2018-05-04 1:35 ` Banajit Goswami
2018-05-11 3:15 ` Applied "ASoC: qdsp6: q6common: Add qdsp6 helper functions" to the asoc tree Mark Brown
2018-05-01 12:08 ` [PATCH v7 08/24] ASoC: qdsp6: q6core: Add q6core driver Srinivas Kandagatla
2018-05-04 19:04 ` Banajit Goswami
2018-05-09 6:06 ` Srinivas Kandagatla
2018-05-01 12:08 ` [PATCH v7 09/24] ASoC: qdsp6: q6afe: Add q6afe driver Srinivas Kandagatla
2018-05-09 2:40 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 10/24] ASoC: qdsp6: qdafe: Add SLIMBus port Support Srinivas Kandagatla
2018-05-09 2:55 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 11/24] ASoC: qdsp6: q6afe: Add support to MI2S ports Srinivas Kandagatla
2018-05-09 3:21 ` Banajit Goswami
2018-05-09 6:05 ` Srinivas Kandagatla
2018-05-01 12:08 ` [PATCH v7 12/24] ASoC: qdsp6: q6afe: Add support to MI2S sysclks Srinivas Kandagatla
2018-05-09 4:29 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 13/24] ASoC: qdsp6: q6adm: Add q6adm driver Srinivas Kandagatla
2018-05-09 7:55 ` Banajit Goswami
2018-05-09 8:08 ` Srinivas Kandagatla
2018-05-01 12:08 ` [PATCH v7 14/24] ASoC: qdsp6: q6asm: Add q6asm driver Srinivas Kandagatla
2018-05-09 8:10 ` Banajit Goswami
2018-05-09 8:15 ` Srinivas Kandagatla
2018-05-01 12:08 ` [PATCH v7 15/24] ASoC: qdsp6: q6asm: Add support to memory map and unmap Srinivas Kandagatla
2018-05-09 8:23 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 16/24] ASoC: qdsp6: q6asm: Add support to audio stream apis Srinivas Kandagatla
2018-05-04 7:11 ` [alsa-devel] " Rohit Kumar
2018-05-04 8:24 ` Srinivas Kandagatla
2018-05-09 10:16 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 17/24] ASoC: qdsp6: q6routing: Add q6routing driver Srinivas Kandagatla
2018-05-09 8:56 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 18/24] ASoC: qdsp6: q6routing: Add support to all SLIMBus Mixers Srinivas Kandagatla
2018-05-09 8:39 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 19/24] ASoC: qdsp6: q6routing: Add support to MI2S Mixers Srinivas Kandagatla
2018-05-09 8:34 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 20/24] ASoC: qdsp6: q6afe: Add q6afe dai driver Srinivas Kandagatla
2018-05-09 9:42 ` Banajit Goswami
2018-05-09 9:43 ` Srinivas Kandagatla
2018-05-01 12:08 ` [PATCH v7 21/24] ASoC: qdsp6: q6asm: Add q6asm " Srinivas Kandagatla
2018-05-09 9:57 ` Banajit Goswami
2018-05-01 12:08 ` [PATCH v7 22/24] ASoC: qdsp6: dt-bindings: Add apq8096 machine bindings Srinivas Kandagatla
2018-05-09 9:01 ` Banajit Goswami
2018-05-01 12:08 ` Srinivas Kandagatla [this message]
2018-05-09 9:15 ` [PATCH v7 23/24] ASoC: qcom: apq8096: Add db820c machine driver Banajit Goswami
2018-05-09 10:03 ` Srinivas Kandagatla
2018-05-01 12:08 ` [PATCH v7 24/24] MAINTAINERS: Add myself as co-maintainer of qcom audio Srinivas Kandagatla
2018-05-09 9:16 ` Banajit Goswami
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