drm/radeon: track pinned memory (v2)
So we know how large an allocation we can allow.
v2: incorporate Michel's comments
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 1b05a4d..a00cf17 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -306,9 +306,13 @@
bo->pin_count = 1;
if (gpu_addr != NULL)
*gpu_addr = radeon_bo_gpu_offset(bo);
- }
- if (unlikely(r != 0))
+ if (domain == RADEON_GEM_DOMAIN_VRAM)
+ bo->rdev->vram_pin_size += radeon_bo_size(bo);
+ else
+ bo->rdev->gart_pin_size += radeon_bo_size(bo);
+ } else {
dev_err(bo->rdev->dev, "%p pin failed\n", bo);
+ }
return r;
}
@@ -331,8 +335,14 @@
for (i = 0; i < bo->placement.num_placement; i++)
bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false);
- if (unlikely(r != 0))
+ if (likely(r == 0)) {
+ if (bo->tbo.mem.mem_type == TTM_PL_VRAM)
+ bo->rdev->vram_pin_size -= radeon_bo_size(bo);
+ else
+ bo->rdev->gart_pin_size -= radeon_bo_size(bo);
+ } else {
dev_err(bo->rdev->dev, "%p validate failed for unpin\n", bo);
+ }
return r;
}