diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 6b626c293e72..51bb977154eb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -43,6 +43,17 @@ #include "amdgpu_display.h" #include "amdgpu_ras.h" +static void amdgpu_runtime_pm_quirk(struct amdgpu_device *adev) +{ + /* + * Add below quirk on several sienna_cichlid cards to disable + * runtime pm to fix EMI failures. + */ + if (((adev->pdev->device == 0x73A1) && (adev->pdev->revision == 0x00)) || + ((adev->pdev->device == 0x73BF) && (adev->pdev->revision == 0xCF))) + adev->runpm = false; +} + void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev) { struct amdgpu_gpu_instance *gpu_instance; @@ -180,6 +191,9 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags) */ if (adev->is_fw_fb) adev->runpm = false; + + amdgpu_runtime_pm_quirk(adev); + if (adev->runpm) dev_info(adev->dev, "Using BACO for runtime pm\n"); } |