drm/amd/pm: Add I2C quirk table to Aldebaran

Add I2C quirk table to Aldebaran.

Cc: Alexander Deucher <Alexander.Deucher@amd.com>
Cc: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Cc: Lijo Lazar <Lijo.Lazar@amd.com>
Cc: John Clements <john.clements@amd.com>
Cc: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
Reviewed-by: Lijo Lazar <Lijo.Lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index f30edf8..c1c7aef 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -1509,6 +1509,14 @@ static const struct i2c_algorithm aldebaran_i2c_algo = {
        .functionality = aldebaran_i2c_func,
 };
 
+static const struct i2c_adapter_quirks aldebaran_i2c_control_quirks = {
+       .flags = I2C_AQ_COMB | I2C_AQ_COMB_SAME_ADDR,
+       .max_read_len  = MAX_SW_I2C_COMMANDS,
+       .max_write_len = MAX_SW_I2C_COMMANDS,
+       .max_comb_1st_msg_len = 2,
+       .max_comb_2nd_msg_len = MAX_SW_I2C_COMMANDS - 2,
+};
+
 static int aldebaran_i2c_control_init(struct smu_context *smu, struct i2c_adapter *control)
 {
        struct amdgpu_device *adev = to_amdgpu_device(control);
@@ -1519,6 +1527,7 @@ static int aldebaran_i2c_control_init(struct smu_context *smu, struct i2c_adapte
        control->dev.parent = &adev->pdev->dev;
        control->algo = &aldebaran_i2c_algo;
        snprintf(control->name, sizeof(control->name), "AMDGPU SMU");
+       control->quirks = &aldebaran_i2c_control_quirks;
 
        res = i2c_add_adapter(control);
        if (res)