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drm/amdgpu: complete gfxoff allow signal during suspend without delay

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change guarantees that gfxoff is allowed before moving further in
s2idle sequence to add more reliablity about gfxoff in amdgpu IP's
suspend flow

Signed-off-by: Harsh Jain <harsh.jain@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Harsh Jain 2022-11-02 15:23:08 +05:30 committed by Alex Deucher
parent 3b8164f808
commit 4b31b92b14
1 changed files with 7 additions and 3 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

10
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
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@ -583,10 +583,14 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable)
if (adev->gfx.gfx_off_req_count == 0 && if (adev->gfx.gfx_off_req_count == 0 &&
!adev->gfx.gfx_off_state) { !adev->gfx.gfx_off_state) {
/* If going to s2idle, no need to wait */ /* If going to s2idle, no need to wait */
if (adev->in_s0ix) if (adev->in_s0ix) {
delay = GFX_OFF_NO_DELAY; if (!amdgpu_dpm_set_powergating_by_smu(adev,
schedule_delayed_work(&adev->gfx.gfx_off_delay_work, AMD_IP_BLOCK_TYPE_GFX, true))
adev->gfx.gfx_off_state = true;
} else {
schedule_delayed_work(&adev->gfx.gfx_off_delay_work,
delay); delay);
}
} }
} else { } else {
if (adev->gfx.gfx_off_req_count == 0) { if (adev->gfx.gfx_off_req_count == 0) {