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[AMD Official Use Only]
I sent a similar patch out a while ago, but never had a chance to follow up on it. The problem is users might change the default.
Alex
From: Vishwakarma, Pratik <Pratik.Vishwakarma@xxxxxxx>
Sent: Thursday, July 22, 2021 1:27 AM To: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx <amd-gfx@xxxxxxxxxxxxxxxxxxxxx> Cc: Vishwakarma, Pratik <Pratik.Vishwakarma@xxxxxxx> Subject: [PATCH] drm/amdgpu: Check pmops for desired suspend state [Why]
User might set mem_sleep as deep and it will result in amdgpu resume errors. [How] Check with pm for default suspend state Signed-off-by: Pratik Vishwakarma <Pratik.Vishwakarma@xxxxxxx> --- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index af1710971ff3..d92196429741 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1468,7 +1468,8 @@ static int amdgpu_pmops_suspend(struct device *dev) struct amdgpu_device *adev = drm_to_adev(drm_dev); int r; - if (amdgpu_acpi_is_s0ix_supported(adev)) + if (amdgpu_acpi_is_s0ix_supported(adev) + && pm_suspend_default_s2idle()) adev->in_s0ix = true; adev->in_s3 = true; r = amdgpu_device_suspend(drm_dev, true); -- 2.25.1 |
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