[PATCH 2/2] drm/amd/powerplay: add Arcturus baco reset support

[Evan Quan]

Enable baco reset support on Arcturus.

Change-Id: I7b69016ee0d238e0fcb323aa10215e29924a6ca6
Signed-off-by: Evan Quan <evan.q...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/soc15.c           |  1 +
 drivers/gpu/drm/amd/powerplay/arcturus_ppt.c |  7 +++++++
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c    | 14 ++++++++++----
 3 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c 
b/drivers/gpu/drm/amd/amdgpu/soc15.c
index b25e9eca5d31..86cfee528d3b 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -565,6 +565,7 @@ soc15_asic_reset_method(struct amdgpu_device *adev)
                return AMD_RESET_METHOD_MODE2;
        case CHIP_VEGA10:
        case CHIP_VEGA12:
+       case CHIP_ARCTURUS:
                soc15_asic_get_baco_capability(adev, &baco_reset);
                break;
        case CHIP_VEGA20:
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c 
b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
index 58c7c4a3053e..1af0b1ab6f70 100644
--- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
@@ -495,6 +495,7 @@ static int arcturus_store_powerplay_table(struct 
smu_context *smu)
 {
        struct smu_11_0_powerplay_table *powerplay_table = NULL;
        struct smu_table_context *table_context = &smu->smu_table;
+       struct smu_baco_context *smu_baco = &smu->smu_baco;
        int ret = 0;
 
        if (!table_context->power_play_table)
@@ -507,6 +508,12 @@ static int arcturus_store_powerplay_table(struct 
smu_context *smu)
 
        table_context->thermal_controller_type = 
powerplay_table->thermal_controller_type;
 
+       mutex_lock(&smu_baco->mutex);
+       if (powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_BACO ||
+           powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_MACO)
+               smu_baco->platform_support = true;
+       mutex_unlock(&smu_baco->mutex);
+
        return ret;
 }
 
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c 
b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 71e2bbe25cf6..238d584805b3 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1641,7 +1641,9 @@ bool smu_v11_0_baco_is_support(struct smu_context *smu)
        if (!baco_support)
                return false;
 
-       if (!smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT))
+       /* Arcturus does not support this bit mask */
+       if (smu_feature_is_supported(smu, SMU_FEATURE_BACO_BIT) &&
+          !smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT))
                return false;
 
        val = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP0);
@@ -1713,11 +1715,15 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, 
enum smu_baco_state state)
 
 int smu_v11_0_baco_reset(struct smu_context *smu)
 {
+       struct amdgpu_device *adev = smu->adev;
        int ret = 0;
 
-       ret = smu_v11_0_baco_set_armd3_sequence(smu, BACO_SEQ_BACO);
-       if (ret)
-               return ret;
+       /* Arcturus does not need this audio workaround */
+       if (adev->asic_type != CHIP_ARCTURUS) {
+               ret = smu_v11_0_baco_set_armd3_sequence(smu, BACO_SEQ_BACO);
+               if (ret)
+                       return ret;
+       }
 
        ret = smu_v11_0_baco_set_state(smu, SMU_BACO_STATE_ENTER);
        if (ret)
-- 
2.24.0

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