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From: Igor Russkikh <irusskikh@marvell.com>
To: <netdev@vger.kernel.org>
Cc: "David S . Miller" <davem@davemloft.net>,
	Mark Starovoytov <mstarovoitov@marvell.com>,
	Dmitry Bogdanov <dbogdanov@marvell.com>,
	"Igor Russkikh" <irusskikh@marvell.com>
Subject: [PATCH net-next 09/17] net: atlantic: minimal A2 HW bindings required for fw_ops
Date: Fri, 24 Apr 2020 10:27:21 +0300	[thread overview]
Message-ID: <20200424072729.953-10-irusskikh@marvell.com> (raw)
In-Reply-To: <20200424072729.953-1-irusskikh@marvell.com>

From: Dmitry Bogdanov <dbogdanov@marvell.com>

This patch adds the bare minimum of A2 HW bindings required to
get fw_ops working.

Signed-off-by: Dmitry Bogdanov <dbogdanov@marvell.com>
Signed-off-by: Mark Starovoytov <mstarovoitov@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
---
 .../net/ethernet/aquantia/atlantic/Makefile   |  1 +
 .../net/ethernet/aquantia/atlantic/aq_hw.h    |  1 +
 .../aquantia/atlantic/hw_atl2/hw_atl2_llh.c   | 56 +++++++++++++++++++
 .../aquantia/atlantic/hw_atl2/hw_atl2_llh.h   | 31 ++++++++++
 .../atlantic/hw_atl2/hw_atl2_llh_internal.h   | 48 ++++++++++++++++
 5 files changed, 137 insertions(+)
 create mode 100644 drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.c
 create mode 100644 drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.h
 create mode 100644 drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh_internal.h

diff --git a/drivers/net/ethernet/aquantia/atlantic/Makefile b/drivers/net/ethernet/aquantia/atlantic/Makefile
index 8b555665a33a..86824f1868ab 100644
--- a/drivers/net/ethernet/aquantia/atlantic/Makefile
+++ b/drivers/net/ethernet/aquantia/atlantic/Makefile
@@ -25,6 +25,7 @@ atlantic-objs := aq_main.o \
 	hw_atl/hw_atl_utils.o \
 	hw_atl/hw_atl_utils_fw2x.o \
 	hw_atl/hw_atl_llh.o \
+	hw_atl2/hw_atl2_llh.o \
 	macsec/macsec_api.o
 
 atlantic-$(CONFIG_MACSEC) += aq_macsec.o
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
index f420ef40b627..e770d91e0876 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h
@@ -172,6 +172,7 @@ struct aq_hw_s {
 	struct hw_atl_utils_fw_rpc rpc;
 	s64 ptp_clk_offset;
 	u16 phy_id;
+	void *priv;
 };
 
 struct aq_ring_s;
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.c
new file mode 100644
index 000000000000..b6164bc5fffd
--- /dev/null
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Atlantic Network Driver
+ * Copyright (C) 2020 Marvell International Ltd.
+ */
+
+#include "hw_atl2_llh.h"
+#include "hw_atl2_llh_internal.h"
+#include "aq_hw_utils.h"
+
+void hw_atl2_mif_shared_buf_get(struct aq_hw_s *aq_hw, int offset, u32 *data,
+				int len)
+{
+	int j = 0;
+	int i;
+
+	for (i = offset; i < offset + len; i++, j++)
+		data[j] = aq_hw_read_reg(aq_hw,
+					 HW_ATL2_MIF_SHARED_BUFFER_IN_ADR(i));
+}
+
+void hw_atl2_mif_shared_buf_write(struct aq_hw_s *aq_hw, int offset, u32 *data,
+				  int len)
+{
+	int j = 0;
+	int i;
+
+	for (i = offset; i < offset + len; i++, j++)
+		aq_hw_write_reg(aq_hw, HW_ATL2_MIF_SHARED_BUFFER_IN_ADR(i),
+				data[j]);
+}
+
+void hw_atl2_mif_shared_buf_read(struct aq_hw_s *aq_hw, int offset, u32 *data,
+				 int len)
+{
+	int j = 0;
+	int i;
+
+	for (i = offset; i < offset + len; i++, j++)
+		data[j] = aq_hw_read_reg(aq_hw,
+					 HW_ATL2_MIF_SHARED_BUFFER_OUT_ADR(i));
+}
+
+void hw_atl2_mif_host_finished_write_set(struct aq_hw_s *aq_hw, u32 finish)
+{
+	aq_hw_write_reg_bit(aq_hw, HW_ATL2_MIF_HOST_FINISHED_WRITE_ADR,
+			    HW_ATL2_MIF_HOST_FINISHED_WRITE_MSK,
+			    HW_ATL2_MIF_HOST_FINISHED_WRITE_SHIFT,
+			    finish);
+}
+
+u32 hw_atl2_mif_mcp_finished_read_get(struct aq_hw_s *aq_hw)
+{
+	return aq_hw_read_reg_bit(aq_hw, HW_ATL2_MIF_MCP_FINISHED_READ_ADR,
+				  HW_ATL2_MIF_MCP_FINISHED_READ_MSK,
+				  HW_ATL2_MIF_MCP_FINISHED_READ_SHIFT);
+}
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.h
new file mode 100644
index 000000000000..8ef8bd6b2534
--- /dev/null
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Atlantic Network Driver
+ * Copyright (C) 2020 Marvell International Ltd.
+ */
+
+#ifndef HW_ATL2_LLH_H
+#define HW_ATL2_LLH_H
+
+#include <linux/types.h>
+
+struct aq_hw_s;
+
+/* get data from firmware shared input buffer */
+void hw_atl2_mif_shared_buf_get(struct aq_hw_s *aq_hw, int offset, u32 *data,
+				int len);
+
+/* set data into firmware shared input buffer */
+void hw_atl2_mif_shared_buf_write(struct aq_hw_s *aq_hw, int offset, u32 *data,
+				  int len);
+
+/* get data from firmware shared output buffer */
+void hw_atl2_mif_shared_buf_read(struct aq_hw_s *aq_hw, int offset, u32 *data,
+				 int len);
+
+/* set host finished write shared buffer indication */
+void hw_atl2_mif_host_finished_write_set(struct aq_hw_s *aq_hw, u32 finish);
+
+/* get mcp finished read shared buffer indication */
+u32 hw_atl2_mif_mcp_finished_read_get(struct aq_hw_s *aq_hw);
+
+#endif /* HW_ATL2_LLH_H */
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh_internal.h
new file mode 100644
index 000000000000..835deb2d1950
--- /dev/null
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_llh_internal.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Atlantic Network Driver
+ * Copyright (C) 2020 Marvell International Ltd.
+ */
+
+#ifndef HW_ATL2_LLH_INTERNAL_H
+#define HW_ATL2_LLH_INTERNAL_H
+
+/* Register address for firmware shared input buffer */
+#define HW_ATL2_MIF_SHARED_BUFFER_IN_ADR(dword) (0x00012000U + (dword) * 0x4U)
+/* Register address for firmware shared output buffer */
+#define HW_ATL2_MIF_SHARED_BUFFER_OUT_ADR(dword) (0x00013000U + (dword) * 0x4U)
+
+/* pif_host_finished_buf_wr_i Bitfield Definitions
+ * Preprocessor definitions for the bitfield "pif_host_finished_buf_wr_i".
+ * PORT="pif_host_finished_buf_wr_i"
+ */
+/* Register address for bitfield rpif_host_finished_buf_wr_i */
+#define HW_ATL2_MIF_HOST_FINISHED_WRITE_ADR 0x00000e00u
+/* Bitmask for bitfield pif_host_finished_buf_wr_i */
+#define HW_ATL2_MIF_HOST_FINISHED_WRITE_MSK 0x00000001u
+/* Inverted bitmask for bitfield pif_host_finished_buf_wr_i */
+#define HW_ATL2_MIF_HOST_FINISHED_WRITE_MSKN 0xFFFFFFFEu
+/* Lower bit position of bitfield pif_host_finished_buf_wr_i */
+#define HW_ATL2_MIF_HOST_FINISHED_WRITE_SHIFT 0
+/* Width of bitfield pif_host_finished_buf_wr_i */
+#define HW_ATL2_MIF_HOST_FINISHED_WRITE_WIDTH 1
+/* Default value of bitfield pif_host_finished_buf_wr_i */
+#define HW_ATL2_MIF_HOST_FINISHED_WRITE_DEFAULT 0x0
+
+/* pif_mcp_finished_buf_rd_i Bitfield Definitions
+ * Preprocessor definitions for the bitfield "pif_mcp_finished_buf_rd_i".
+ * PORT="pif_mcp_finished_buf_rd_i"
+ */
+/* Register address for bitfield pif_mcp_finished_buf_rd_i */
+#define HW_ATL2_MIF_MCP_FINISHED_READ_ADR 0x00000e04u
+/* Bitmask for bitfield pif_mcp_finished_buf_rd_i */
+#define HW_ATL2_MIF_MCP_FINISHED_READ_MSK 0x00000001u
+/* Inverted bitmask for bitfield pif_mcp_finished_buf_rd_i */
+#define HW_ATL2_MIF_MCP_FINISHED_READ_MSKN 0xFFFFFFFEu
+/* Lower bit position of bitfield pif_mcp_finished_buf_rd_i */
+#define HW_ATL2_MIF_MCP_FINISHED_READ_SHIFT 0
+/* Width of bitfield pif_mcp_finished_buf_rd_i */
+#define HW_ATL2_MIF_MCP_FINISHED_READ_WIDTH 1
+/* Default value of bitfield pif_mcp_finished_buf_rd_i */
+#define HW_ATL2_MIF_MCP_FINISHED_READ_DEFAULT 0x0
+
+#endif /* HW_ATL2_LLH_INTERNAL_H */
-- 
2.17.1


  parent reply	other threads:[~2020-04-24  7:28 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-24  7:27 [PATCH net-next 00/17] net: atlantic: A2 support Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 01/17] net: atlantic: update company name in the driver description Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 02/17] net: atlantic: add A2 device IDs Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 03/17] net: atlantic: add defines for 10M and EEE 100M link mode Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 04/17] net: atlantic: add hw_soft_reset, hw_prepare to hw_ops Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 05/17] net: atlantic: simplify hw_get_fw_version() usage Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 06/17] net: atlantic: make hw_get_regs optional Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 07/17] net: atlantic: move IS_CHIP_FEATURE to aq_hw.h Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 08/17] net: atlantic: A2 driver-firmware interface Igor Russkikh
2020-04-25  0:44   ` Jakub Kicinski
2020-04-25  1:25     ` David Miller
2020-04-26  8:50       ` [EXT] " Igor Russkikh
2020-04-27  1:05         ` David Miller
2020-04-27 15:38           ` Igor Russkikh
2020-04-27 19:03             ` Jakub Kicinski
2020-04-27 20:04               ` Igor Russkikh
2020-04-27 20:20                 ` David Miller
2020-04-28  8:58                   ` Igor Russkikh
2020-04-24  7:27 ` Igor Russkikh [this message]
2020-04-24  7:27 ` [PATCH net-next 10/17] net: atlantic: minimal A2 fw_ops Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 11/17] net: atlantic: A2 hw_ops skeleton Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 12/17] net: atlantic: HW bindings for A2 RFP Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 13/17] net: atlantic: add A2 RPF hw_ops Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 14/17] net: atlantic: HW bindings for basic A2 init/deinit hw_ops Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 15/17] net: atlantic: common functions needed " Igor Russkikh
2020-04-24  7:27 ` [PATCH net-next 16/17] net: atlantic: " Igor Russkikh
2020-04-25  0:48   ` Jakub Kicinski
2020-04-24  7:27 ` [PATCH net-next 17/17] net: atlantic: A2 ingress / egress hw configuration Igor Russkikh

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