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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index 8f0e6d93bb9c..c317078d1afd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -296,6 +296,7 @@ static int amdgpu_ctx_set_stable_pstate(struct amdgpu_ctx *ctx,
{
struct amdgpu_device *adev = ctx->adev;
enum amd_dpm_forced_level level;
+ u32 current_stable_pstate;
int r;
mutex_lock(&adev->pm.stable_pstate_ctx_lock);
@@ -304,6 +305,10 @@ static int amdgpu_ctx_set_stable_pstate(struct amdgpu_ctx *ctx,
goto done;
}
+ r = amdgpu_ctx_get_stable_pstate(ctx, &current_stable_pstate);
+ if (r || (stable_pstate == current_stable_pstate))
+ goto done;
+
switch (stable_pstate) {
case AMDGPU_CTX_STABLE_PSTATE_NONE:
level = AMD_DPM_FORCED_LEVEL_AUTO;