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-rw-r--r--src/gallium/drivers/radeon/r600_buffer_common.c3
-rw-r--r--src/gallium/winsys/amdgpu/drm/amdgpu_bo.c5
2 files changed, 6 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index f1c4780dfea..09075f3ea29 100644
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -610,6 +610,9 @@ static struct pipe_resource *si_buffer_create(struct pipe_screen *screen,
struct si_screen *sscreen = (struct si_screen*)screen;
struct r600_resource *rbuffer = r600_alloc_buffer_struct(screen, templ);
+ if (templ->flags & PIPE_RESOURCE_FLAG_SPARSE)
+ rbuffer->b.b.flags |= R600_RESOURCE_FLAG_UNMAPPABLE;
+
si_init_resource_fields(sscreen, rbuffer, templ->width0, alignment);
if (templ->flags & PIPE_RESOURCE_FLAG_SPARSE)
diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
index d3b3674f12d..0d824025ce8 100644
--- a/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
+++ b/src/gallium/winsys/amdgpu/drm/amdgpu_bo.c
@@ -1169,6 +1169,9 @@ amdgpu_bo_create(struct radeon_winsys *rws,
/* NO_CPU_ACCESS is valid with VRAM only. */
assert(domain == RADEON_DOMAIN_VRAM || !(flags & RADEON_FLAG_NO_CPU_ACCESS));
+ /* Sparse buffers must have NO_CPU_ACCESS set. */
+ assert(!(flags & RADEON_FLAG_SPARSE) || flags & RADEON_FLAG_NO_CPU_ACCESS);
+
/* Sub-allocate small buffers from slabs. */
if (!(flags & (RADEON_FLAG_NO_SUBALLOC | RADEON_FLAG_SPARSE)) &&
size <= (1 << AMDGPU_SLAB_MAX_SIZE_LOG2) &&
@@ -1201,8 +1204,6 @@ no_slab:
if (flags & RADEON_FLAG_SPARSE) {
assert(RADEON_SPARSE_PAGE_SIZE % alignment == 0);
- flags |= RADEON_FLAG_NO_CPU_ACCESS;
-
return amdgpu_bo_sparse_create(ws, size, domain, flags);
}