From 0069d7486e3fe2a9e0ecff32f98eb68d39c10333 Mon Sep 17 00:00:00 2001
From: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Date: Tue, 26 Jan 2021 12:48:10 -0500
Subject: drm/amdgpu/pm: ADD I2C quirk adapter table
Git-commit: 35ed27032cd22bb30bae6a52cd8b7887c089a20c
Patch-mainline: v5.15-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

To be used by kernel clients of the adapter.

Cc: Jean Delvare <jdelvare@suse.de>
Cc: Alexander Deucher <Alexander.Deucher@amd.com>
Cc: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Cc: Lijo Lazar <Lijo.Lazar@amd.com>
Cc: Stanley Yang <Stanley.Yang@amd.com>
Cc: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Suggested-by: Lazar Lijo <Lijo.Lazar@amd.com>
Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>
Reviewed-by: Alexander Deucher <Alexander.Deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c       | 7 +++++++
 drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c         | 6 ++++++
 drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 6 ++++++
 3 files changed, 19 insertions(+)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
index b26cfa994c27..49b315beed4b 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
@@ -2034,6 +2034,12 @@ static const struct i2c_algorithm arcturus_i2c_algo = {
 	.functionality = arcturus_i2c_func,
 };
 
+
+static const struct i2c_adapter_quirks arcturus_i2c_control_quirks = {
+	.max_read_len = MAX_SW_I2C_COMMANDS,
+	.max_write_len = MAX_SW_I2C_COMMANDS,
+};
+
 static int arcturus_i2c_control_init(struct smu_context *smu, struct i2c_adapter *control)
 {
 	struct amdgpu_device *adev = to_amdgpu_device(control);
@@ -2043,6 +2049,7 @@ static int arcturus_i2c_control_init(struct smu_context *smu, struct i2c_adapter
 	control->class = I2C_CLASS_SPD | I2C_CLASS_HWMON;
 	control->dev.parent = &adev->pdev->dev;
 	control->algo = &arcturus_i2c_algo;
+	control->quirks = &arcturus_i2c_control_quirks;
 	snprintf(control->name, sizeof(control->name), "AMDGPU SMU");
 
 	res = i2c_add_adapter(control);
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
index e2f55727c6fd..1bf975c6f695 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
@@ -2833,6 +2833,11 @@ static const struct i2c_algorithm navi10_i2c_algo = {
 	.functionality = navi10_i2c_func,
 };
 
+static const struct i2c_adapter_quirks navi10_i2c_control_quirks = {
+	.max_read_len = MAX_SW_I2C_COMMANDS,
+	.max_write_len = MAX_SW_I2C_COMMANDS,
+};
+
 static int navi10_i2c_control_init(struct smu_context *smu, struct i2c_adapter *control)
 {
 	struct amdgpu_device *adev = to_amdgpu_device(control);
@@ -2843,6 +2848,7 @@ static int navi10_i2c_control_init(struct smu_context *smu, struct i2c_adapter *
 	control->dev.parent = &adev->pdev->dev;
 	control->algo = &navi10_i2c_algo;
 	snprintf(control->name, sizeof(control->name), "AMDGPU SMU");
+	control->quirks = &navi10_i2c_control_quirks;
 
 	res = i2c_add_adapter(control);
 	if (res)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
index 4c639de424b1..dbe801eba2fa 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
@@ -3539,6 +3539,11 @@ static const struct i2c_algorithm sienna_cichlid_i2c_algo = {
 	.functionality = sienna_cichlid_i2c_func,
 };
 
+static const struct i2c_adapter_quirks sienna_cichlid_i2c_control_quirks = {
+	.max_read_len = MAX_SW_I2C_COMMANDS,
+	.max_write_len = MAX_SW_I2C_COMMANDS,
+};
+
 static int sienna_cichlid_i2c_control_init(struct smu_context *smu, struct i2c_adapter *control)
 {
 	struct amdgpu_device *adev = to_amdgpu_device(control);
@@ -3549,6 +3554,7 @@ static int sienna_cichlid_i2c_control_init(struct smu_context *smu, struct i2c_a
 	control->dev.parent = &adev->pdev->dev;
 	control->algo = &sienna_cichlid_i2c_algo;
 	snprintf(control->name, sizeof(control->name), "AMDGPU SMU");
+	control->quirks = &sienna_cichlid_i2c_control_quirks;
 
 	res = i2c_add_adapter(control);
 	if (res)
-- 
2.38.1