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path: root/drivers/gpu/drm/qxl/qxl_object.c
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Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_object.c')
-rw-r--r--drivers/gpu/drm/qxl/qxl_object.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_object.c b/drivers/gpu/drm/qxl/qxl_object.c
index c013c516f561..ab72dc3476e9 100644
--- a/drivers/gpu/drm/qxl/qxl_object.c
+++ b/drivers/gpu/drm/qxl/qxl_object.c
@@ -54,9 +54,14 @@ bool qxl_ttm_bo_is_qxl_bo(struct ttm_buffer_object *bo)
void qxl_ttm_placement_from_domain(struct qxl_bo *qbo, u32 domain, bool pinned)
{
u32 c = 0;
- u32 pflag = pinned ? TTM_PL_FLAG_NO_EVICT : 0;
+ u32 pflag = 0;
unsigned int i;
+ if (pinned)
+ pflag |= TTM_PL_FLAG_NO_EVICT;
+ if (qbo->tbo.base.size <= PAGE_SIZE)
+ pflag |= TTM_PL_FLAG_TOPDOWN;
+
qbo->placement.placement = qbo->placements;
qbo->placement.busy_placement = qbo->placements;
if (domain == QXL_GEM_DOMAIN_VRAM)
@@ -86,6 +91,7 @@ static const struct drm_gem_object_funcs qxl_object_funcs = {
.get_sg_table = qxl_gem_prime_get_sg_table,
.vmap = qxl_gem_prime_vmap,
.vunmap = qxl_gem_prime_vunmap,
+ .mmap = drm_gem_ttm_mmap,
.print_info = drm_gem_ttm_print_info,
};
@@ -161,7 +167,6 @@ int qxl_bo_kmap(struct qxl_bo *bo, void **ptr)
void *qxl_bo_kmap_atomic_page(struct qxl_device *qdev,
struct qxl_bo *bo, int page_offset)
{
- struct ttm_mem_type_manager *man = &bo->tbo.bdev->man[bo->tbo.mem.mem_type];
void *rptr;
int ret;
struct io_mapping *map;
@@ -173,9 +178,7 @@ void *qxl_bo_kmap_atomic_page(struct qxl_device *qdev,
else
goto fallback;
- (void) ttm_mem_io_lock(man, false);
- ret = ttm_mem_io_reserve(bo->tbo.bdev, &bo->tbo.mem);
- ttm_mem_io_unlock(man);
+ ret = qxl_ttm_io_mem_reserve(bo->tbo.bdev, &bo->tbo.mem);
return io_mapping_map_atomic_wc(map, bo->tbo.mem.bus.offset + page_offset);
fallback:
@@ -206,17 +209,11 @@ void qxl_bo_kunmap(struct qxl_bo *bo)
void qxl_bo_kunmap_atomic_page(struct qxl_device *qdev,
struct qxl_bo *bo, void *pmap)
{
- struct ttm_mem_type_manager *man = &bo->tbo.bdev->man[bo->tbo.mem.mem_type];
-
if ((bo->tbo.mem.mem_type != TTM_PL_VRAM) &&
(bo->tbo.mem.mem_type != TTM_PL_PRIV))
goto fallback;
io_mapping_unmap_atomic(pmap);
-
- (void) ttm_mem_io_lock(man, false);
- ttm_mem_io_free(bo->tbo.bdev, &bo->tbo.mem);
- ttm_mem_io_unlock(man);
return;
fallback:
qxl_bo_kunmap(bo);
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