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authorJiri Kosina <jkosina@suse.cz>2022-01-10 09:56:57 +0100
committerJiri Kosina <jkosina@suse.cz>2022-01-10 09:56:57 +0100
commit3551a3ff8229e15d2a4b47b8234923bc72da65ef (patch)
treea62465753397b0268529a5d0b9ab43a8840069ad /drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
parent906095af85e8b2e53ee9f8c50b3dff365aa09df8 (diff)
parent33a5c2793451770cb6dcf0cc35c76cfd4b045513 (diff)
Merge branch 'for-5.17/letsketch' into for-linus
- new driver to support for LetSketch device (Hans de Goede)
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index cb82404df534..d84523cf5f75 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1808,6 +1808,14 @@ static int gmc_v9_0_hw_fini(void *handle)
return 0;
}
+ /*
+ * Pair the operations did in gmc_v9_0_hw_init and thus maintain
+ * a correct cached state for GMC. Otherwise, the "gate" again
+ * operation on S3 resuming will fail due to wrong cached state.
+ */
+ if (adev->mmhub.funcs->update_power_gating)
+ adev->mmhub.funcs->update_power_gating(adev, false);
+
amdgpu_irq_put(adev, &adev->gmc.ecc_irq, 0);
amdgpu_irq_put(adev, &adev->gmc.vm_fault, 0);