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drm/amdgpu/display: fix build with CONFIG_DRM_AMD_DC_DCN disabled

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dc_allow_idle_optimizations() needs to be protected by
CONFIG_DRM_AMD_DC_DCN.

Fixes: 71338cb4a7 ("drm/amd/display: enable idle optimizations for linux (MALL stutter)")
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2021-01-08 11:32:11 -05:00
parent 08da4fcd6d
commit 4928b480cb
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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@ -5490,10 +5490,12 @@ static inline int dm_set_vblank(struct drm_crtc *crtc, bool enable)
else
dm->active_vblank_irq_count--;
#if defined(CONFIG_DRM_AMD_DC_DCN)
dc_allow_idle_optimizations(
adev->dm.dc, dm->active_vblank_irq_count == 0 ? true : false);
DRM_DEBUG_DRIVER("Allow idle optimizations (MALL): %d\n", dm->active_vblank_irq_count == 0);
#endif
mutex_unlock(&dm->dc_lock);