[PATCH v3 1/3] drm/amdgpu: Don't implicit sync PRT maps.

Friedrich Vock friedrich.vock at gmx.de
Mon Aug 19 07:21:08 UTC 2024


From: Tatsuyuki Ishi <ishitatsuyuki at gmail.com>

These are considered map operations rather than unmap, and there is no
point of doing implicit synchronization here.

Signed-off-by: Tatsuyuki Ishi <ishitatsuyuki at gmail.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index bcb729094521..a4fc24dff04d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -994,7 +994,7 @@ int amdgpu_vm_update_range(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 	/* Implicitly sync to command submissions in the same VM before
 	 * unmapping. Sync to moving fences before mapping.
 	 */
-	if (!(flags & AMDGPU_PTE_VALID))
+	if (!(flags & (AMDGPU_PTE_VALID | AMDGPU_PTE_PRT)))
 		sync_mode = AMDGPU_SYNC_EQ_OWNER;
 	else
 		sync_mode = AMDGPU_SYNC_EXPLICIT;
--
2.46.0



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