aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c58
1 files changed, 26 insertions, 32 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index e899a936a42a..b15228e7dbeb 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -92,6 +92,13 @@ static const struct ttm_place gmr_vram_placement_flags[] = {
}
};
+static const struct ttm_place vmw_sys_placement_flags = {
+ .fpfn = 0,
+ .lpfn = 0,
+ .mem_type = VMW_PL_SYSTEM,
+ .flags = 0
+};
+
struct ttm_placement vmw_vram_gmr_placement = {
.num_placement = 2,
.placement = vram_gmr_placement_flags,
@@ -113,28 +120,11 @@ struct ttm_placement vmw_sys_placement = {
.busy_placement = &sys_placement_flags
};
-static const struct ttm_place evictable_placement_flags[] = {
- {
- .fpfn = 0,
- .lpfn = 0,
- .mem_type = TTM_PL_SYSTEM,
- .flags = 0
- }, {
- .fpfn = 0,
- .lpfn = 0,
- .mem_type = TTM_PL_VRAM,
- .flags = 0
- }, {
- .fpfn = 0,
- .lpfn = 0,
- .mem_type = VMW_PL_GMR,
- .flags = 0
- }, {
- .fpfn = 0,
- .lpfn = 0,
- .mem_type = VMW_PL_MOB,
- .flags = 0
- }
+struct ttm_placement vmw_pt_sys_placement = {
+ .num_placement = 1,
+ .placement = &vmw_sys_placement_flags,
+ .num_busy_placement = 1,
+ .busy_placement = &vmw_sys_placement_flags
};
static const struct ttm_place nonfixed_placement_flags[] = {
@@ -156,13 +146,6 @@ static const struct ttm_place nonfixed_placement_flags[] = {
}
};
-struct ttm_placement vmw_evictable_placement = {
- .num_placement = 4,
- .placement = evictable_placement_flags,
- .num_busy_placement = 1,
- .busy_placement = &sys_placement_flags
-};
-
struct ttm_placement vmw_srf_placement = {
.num_placement = 1,
.num_busy_placement = 2,
@@ -484,6 +467,9 @@ static int vmw_ttm_bind(struct ttm_device *bdev,
&vmw_be->vsgt, ttm->num_pages,
vmw_be->gmr_id);
break;
+ case VMW_PL_SYSTEM:
+ /* Nothing to be done for a system bind */
+ break;
default:
BUG();
}
@@ -507,6 +493,8 @@ static void vmw_ttm_unbind(struct ttm_device *bdev,
case VMW_PL_MOB:
vmw_mob_unbind(vmw_be->dev_priv, vmw_be->mob);
break;
+ case VMW_PL_SYSTEM:
+ break;
default:
BUG();
}
@@ -624,6 +612,7 @@ static int vmw_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resource *
switch (mem->mem_type) {
case TTM_PL_SYSTEM:
+ case VMW_PL_SYSTEM:
case VMW_PL_GMR:
case VMW_PL_MOB:
return 0;
@@ -670,6 +659,11 @@ static void vmw_swap_notify(struct ttm_buffer_object *bo)
(void) ttm_bo_wait(bo, false, false);
}
+static bool vmw_memtype_is_system(uint32_t mem_type)
+{
+ return mem_type == TTM_PL_SYSTEM || mem_type == VMW_PL_SYSTEM;
+}
+
static int vmw_move(struct ttm_buffer_object *bo,
bool evict,
struct ttm_operation_ctx *ctx,
@@ -680,7 +674,7 @@ static int vmw_move(struct ttm_buffer_object *bo,
struct ttm_resource_manager *new_man = ttm_manager_type(bo->bdev, new_mem->mem_type);
int ret;
- if (new_man->use_tt && new_mem->mem_type != TTM_PL_SYSTEM) {
+ if (new_man->use_tt && !vmw_memtype_is_system(new_mem->mem_type)) {
ret = vmw_ttm_bind(bo->bdev, bo->ttm, new_mem);
if (ret)
return ret;
@@ -689,7 +683,7 @@ static int vmw_move(struct ttm_buffer_object *bo,
vmw_move_notify(bo, bo->resource, new_mem);
if (old_man->use_tt && new_man->use_tt) {
- if (bo->resource->mem_type == TTM_PL_SYSTEM) {
+ if (vmw_memtype_is_system(bo->resource->mem_type)) {
ttm_bo_move_null(bo, new_mem);
return 0;
}
@@ -736,7 +730,7 @@ int vmw_bo_create_and_populate(struct vmw_private *dev_priv,
int ret;
ret = vmw_bo_create_kernel(dev_priv, bo_size,
- &vmw_sys_placement,
+ &vmw_pt_sys_placement,
&bo);
if (unlikely(ret != 0))
return ret;