drm/ttm: fix handling of TTM_PL_FLAG_TOPDOWN v2
bo->mem.placement is not initialized when ttm_bo_man_get_node is called,
so the flag had no effect at all.
v2: change nouveau and vmwgfx as well
Signed-off-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c
index ab0228f..7e185c1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
@@ -76,6 +76,7 @@
nouveau_vram_manager_new(struct ttm_mem_type_manager *man,
struct ttm_buffer_object *bo,
struct ttm_placement *placement,
+ uint32_t flags,
struct ttm_mem_reg *mem)
{
struct nouveau_drm *drm = nouveau_bdev(man->bdev);
@@ -162,6 +163,7 @@
nouveau_gart_manager_new(struct ttm_mem_type_manager *man,
struct ttm_buffer_object *bo,
struct ttm_placement *placement,
+ uint32_t flags,
struct ttm_mem_reg *mem)
{
struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
@@ -242,6 +244,7 @@
nv04_gart_manager_new(struct ttm_mem_type_manager *man,
struct ttm_buffer_object *bo,
struct ttm_placement *placement,
+ uint32_t flags,
struct ttm_mem_reg *mem)
{
struct nouveau_mem *node;
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 4ab9f71..a13a100 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -784,7 +784,7 @@
int ret;
do {
- ret = (*man->func->get_node)(man, bo, placement, mem);
+ ret = (*man->func->get_node)(man, bo, placement, 0, mem);
if (unlikely(ret != 0))
return ret;
if (mem->mm_node)
@@ -897,7 +897,8 @@
if (man->has_type && man->use_type) {
type_found = true;
- ret = (*man->func->get_node)(man, bo, placement, mem);
+ ret = (*man->func->get_node)(man, bo, placement,
+ cur_flags, mem);
if (unlikely(ret))
return ret;
}
@@ -937,7 +938,6 @@
ttm_flag_masked(&cur_flags, placement->busy_placement[i],
~TTM_PL_MASK_MEMTYPE);
-
if (mem_type == TTM_PL_SYSTEM) {
mem->mem_type = mem_type;
mem->placement = cur_flags;
diff --git a/drivers/gpu/drm/ttm/ttm_bo_manager.c b/drivers/gpu/drm/ttm/ttm_bo_manager.c
index bd850c9..9e103a48 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_manager.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_manager.c
@@ -50,6 +50,7 @@
static int ttm_bo_man_get_node(struct ttm_mem_type_manager *man,
struct ttm_buffer_object *bo,
struct ttm_placement *placement,
+ uint32_t flags,
struct ttm_mem_reg *mem)
{
struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv;
@@ -67,7 +68,7 @@
if (!node)
return -ENOMEM;
- if (bo->mem.placement & TTM_PL_FLAG_TOPDOWN)
+ if (flags & TTM_PL_FLAG_TOPDOWN)
aflags = DRM_MM_CREATE_TOP;
spin_lock(&rman->lock);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
index b1273e8..26f8bdd 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c
@@ -47,6 +47,7 @@
static int vmw_gmrid_man_get_node(struct ttm_mem_type_manager *man,
struct ttm_buffer_object *bo,
struct ttm_placement *placement,
+ uint32_t flags,
struct ttm_mem_reg *mem)
{
struct vmwgfx_gmrid_man *gman =
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index e3f8c99..202f0a7 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -182,6 +182,7 @@
* @man: Pointer to a memory type manager.
* @bo: Pointer to the buffer object we're allocating space for.
* @placement: Placement details.
+ * @flags: Additional placement flags.
* @mem: Pointer to a struct ttm_mem_reg to be filled in.
*
* This function should allocate space in the memory type managed
@@ -206,6 +207,7 @@
int (*get_node)(struct ttm_mem_type_manager *man,
struct ttm_buffer_object *bo,
struct ttm_placement *placement,
+ uint32_t flags,
struct ttm_mem_reg *mem);
/**