diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/ci_dpm.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 6dc1410b380f..cb508a211b2f 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -22,7 +22,7 @@ */ #include <linux/firmware.h> -#include "drmP.h" +#include <drm/drmP.h> #include "amdgpu.h" #include "amdgpu_pm.h" #include "amdgpu_ucode.h" @@ -906,6 +906,12 @@ static bool ci_dpm_vblank_too_short(struct amdgpu_device *adev) u32 vblank_time = amdgpu_dpm_get_vblank_time(adev); u32 switch_limit = adev->mc.vram_type == AMDGPU_VRAM_TYPE_GDDR5 ? 450 : 300; + /* disable mclk switching if the refresh is >120Hz, even if the + * blanking period would allow it + */ + if (amdgpu_dpm_get_vrefresh(adev) > 120) + return true; + if (vblank_time < switch_limit) return true; else |