tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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drm/amd/display: pause the workload setting in dm

v1:
Pause the workload setting in dm when doinn idle optimization

v2:
Rebase patch to latest kernel code base (kernel 6.16)

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit bc6d54ac7e7436721a19443265f971f890c13cc5)

authored by

Kenneth Feng and committed by
Alex Deucher 5d7b36d1 745bae76

+11
+11
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
··· 248 248 struct vblank_control_work *vblank_work = 249 249 container_of(work, struct vblank_control_work, work); 250 250 struct amdgpu_display_manager *dm = vblank_work->dm; 251 + struct amdgpu_device *adev = drm_to_adev(dm->ddev); 252 + int r; 251 253 252 254 mutex_lock(&dm->dc_lock); 253 255 ··· 279 277 280 278 if (dm->active_vblank_irq_count == 0) { 281 279 dc_post_update_surfaces_to_stream(dm->dc); 280 + 281 + r = amdgpu_dpm_pause_power_profile(adev, true); 282 + if (r) 283 + dev_warn(adev->dev, "failed to set default power profile mode\n"); 284 + 282 285 dc_allow_idle_optimizations(dm->dc, true); 286 + 287 + r = amdgpu_dpm_pause_power_profile(adev, false); 288 + if (r) 289 + dev_warn(adev->dev, "failed to restore the power profile mode\n"); 283 290 } 284 291 285 292 mutex_unlock(&dm->dc_lock);