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Revert "drm/amdgpu/display: set vblank_disable_immediate for DC"

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This reverts commit 92020e81dd.

This causes stuttering and timeouts with DMCUB for some users
so revert it until we understand why and safely enable it
to save power.

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1887
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Alex Deucher 2022-06-20 18:29:39 -04:00
parent 5cb0e3fb2c
commit a775e4e494
2 changed files with 1 additions and 3 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
View file

@ -320,6 +320,7 @@ int amdgpu_irq_init(struct amdgpu_device *adev)
if (!amdgpu_device_has_dc_support(adev)) {
if (!adev->enable_virtual_display)
/* Disable vblank IRQs aggressively for power-saving */
/* XXX: can this be enabled for DC? */
adev_to_drm(adev)->vblank_disable_immediate = true;
r = drm_vblank_init(adev_to_drm(adev), adev->mode_info.num_crtc);

3
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View file

@ -4259,9 +4259,6 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev)
}
}
/* Disable vblank IRQs aggressively for power-saving. */
adev_to_drm(adev)->vblank_disable_immediate = true;
/* loops over all connectors on the board */
for (i = 0; i < link_cnt; i++) {
struct dc_link *link = NULL;