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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-04-28 09:45:00 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-04-28 09:45:00 +0200
commit4f822ad5ee944ffafc21937a32dd055f1df5c28d (patch)
tree9b38a39de453ec1694fb383a812639162d1182a0 /drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
parent77feb17c950e03dd0c0d4a64642f3e658679fe3c (diff)
parentb4432656b36e5cc1d50a1f2dc15357543add530e (diff)
Merge 6.15-rc4 into char-misc-next
We need the char-misc fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 26bf896f1444..24ee4710f807 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -2548,8 +2548,20 @@ static int amdgpu_pmops_suspend(struct device *dev)
adev->in_s0ix = true;
else if (amdgpu_acpi_is_s3_active(adev))
adev->in_s3 = true;
- if (!adev->in_s0ix && !adev->in_s3)
+ if (!adev->in_s0ix && !adev->in_s3) {
+ /* don't allow going deep first time followed by s2idle the next time */
+ if (adev->last_suspend_state != PM_SUSPEND_ON &&
+ adev->last_suspend_state != pm_suspend_target_state) {
+ drm_err_once(drm_dev, "Unsupported suspend state %d\n",
+ pm_suspend_target_state);
+ return -EINVAL;
+ }
return 0;
+ }
+
+ /* cache the state last used for suspend */
+ adev->last_suspend_state = pm_suspend_target_state;
+
return amdgpu_device_suspend(drm_dev, true);
}