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authorMario Limonciello (AMD) <superm1@kernel.org>2025-08-11 12:00:06 -0500
committerAlex Deucher <alexander.deucher@amd.com>2025-09-15 17:02:39 -0400
commit531df041f2a5296174abd8292d298eb62fe1ea97 (patch)
treeea93a9e18f1c81700c1801e445cb50bef3040c59 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
parentdrm/amdgpu: Switch user queues to use preempt/restore for eviction (diff)
downloadlinux-531df041f2a5296174abd8292d298eb62fe1ea97.tar.gz
linux-531df041f2a5296174abd8292d298eb62fe1ea97.zip
drm/amd: Avoid evicting resources at S5
Normally resources are evicted on dGPUs at suspend or hibernate and on APUs at hibernate. These steps are unnecessary when using the S4 callbacks to put the system into S5. Cc: AceLan Kao <acelan.kao@canonical.com> Cc: Kai-Heng Feng <kaihengf@nvidia.com> Cc: Mark Pearson <mpearson-lenovo@squebb.ca> Cc: Denis Benato <benato.denis96@gmail.com> Cc: Merthan Karakaş <m3rthn.k@gmail.com> Tested-by: Eric Naim <dnaim@cachyos.org> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Mario Limonciello (AMD) <superm1@kernel.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 81a48b3a1931..0fdfde3dcb9f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -5072,6 +5072,10 @@ static int amdgpu_device_evict_resources(struct amdgpu_device *adev)
if (!adev->in_s4 && (adev->flags & AMD_IS_APU))
return 0;
+ /* No need to evict when going to S5 through S4 callbacks */
+ if (system_state == SYSTEM_POWER_OFF)
+ return 0;
+
ret = amdgpu_ttm_evict_resources(adev, TTM_PL_VRAM);
if (ret) {
dev_warn(adev->dev, "evicting device resources failed\n");