Avoid that we ping/pong the buffers when we stop to pin DMA-buf
exports by using the allowed domains for exported buffers.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index d72cc583ebd1..9b2b62d22c01 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -26,6 +26,7 @@
*/
#include <linux/pagemap.h>
#include <linux/sync_file.h>
+#include <linux/dma-buf.h>
#include <drm/drmP.h>
#include <drm/amdgpu_drm.h>
#include <drm/drm_syncobj.h>
@@ -412,7 +413,9 @@ static int amdgpu_cs_bo_validate(struct amdgpu_cs_parser *p,
/* Don't move this buffer if we have depleted our allowance
* to move it. Don't move anything if the threshold is zero.
*/
- if (p->bytes_moved < p->bytes_moved_threshold) {
+ if (p->bytes_moved < p->bytes_moved_threshold &&
+ (!bo->gem_base.dma_buf ||
+ list_empty(&bo->gem_base.dma_buf->attachments))) {
if (!amdgpu_gmc_vram_full_visible(&adev->gmc) &&
(bo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED)) {
/* And don't move a CPU_ACCESS_REQUIRED BO to limited
--
2.17.1
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