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path: root/drivers/gpu/drm/radeon/radeon_ttm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_ttm.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c94
1 files changed, 52 insertions, 42 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index eda4ade24c3..5a19d529d1c 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -150,7 +150,7 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
man->default_caching = TTM_PL_FLAG_CACHED;
break;
case TTM_PL_TT:
- man->gpu_offset = 0;
+ man->gpu_offset = rdev->mc.gtt_location;
man->available_caching = TTM_PL_MASK_CACHING;
man->default_caching = TTM_PL_FLAG_CACHED;
man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA;
@@ -180,7 +180,7 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
break;
case TTM_PL_VRAM:
/* "On-card" video ram */
- man->gpu_offset = 0;
+ man->gpu_offset = rdev->mc.vram_location;
man->flags = TTM_MEMTYPE_FLAG_FIXED |
TTM_MEMTYPE_FLAG_NEEDS_IOREMAP |
TTM_MEMTYPE_FLAG_MAPPABLE;
@@ -197,16 +197,19 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
return 0;
}
-static uint32_t radeon_evict_flags(struct ttm_buffer_object *bo)
+static void radeon_evict_flags(struct ttm_buffer_object *bo,
+ struct ttm_placement *placement)
{
- uint32_t cur_placement = bo->mem.placement & ~TTM_PL_MASK_MEMTYPE;
-
+ struct radeon_bo *rbo = container_of(bo, struct radeon_bo, tbo);
switch (bo->mem.mem_type) {
+ case TTM_PL_VRAM:
+ radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_GTT);
+ break;
+ case TTM_PL_TT:
default:
- return (cur_placement & ~TTM_PL_MASK_CACHING) |
- TTM_PL_FLAG_SYSTEM |
- TTM_PL_FLAG_CACHED;
+ radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_CPU);
}
+ *placement = rbo->placement;
}
static int radeon_verify_access(struct ttm_buffer_object *bo, struct file *filp)
@@ -283,14 +286,21 @@ static int radeon_move_vram_ram(struct ttm_buffer_object *bo,
struct radeon_device *rdev;
struct ttm_mem_reg *old_mem = &bo->mem;
struct ttm_mem_reg tmp_mem;
- uint32_t proposed_placement;
+ u32 placements;
+ struct ttm_placement placement;
int r;
rdev = radeon_get_rdev(bo->bdev);
tmp_mem = *new_mem;
tmp_mem.mm_node = NULL;
- proposed_placement = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING;
- r = ttm_bo_mem_space(bo, proposed_placement, &tmp_mem,
+ placement.fpfn = 0;
+ placement.lpfn = 0;
+ placement.num_placement = 1;
+ placement.placement = &placements;
+ placement.num_busy_placement = 1;
+ placement.busy_placement = &placements;
+ placements = TTM_PL_MASK_CACHING | TTM_PL_FLAG_TT;
+ r = ttm_bo_mem_space(bo, &placement, &tmp_mem,
interruptible, no_wait);
if (unlikely(r)) {
return r;
@@ -329,15 +339,21 @@ static int radeon_move_ram_vram(struct ttm_buffer_object *bo,
struct radeon_device *rdev;
struct ttm_mem_reg *old_mem = &bo->mem;
struct ttm_mem_reg tmp_mem;
- uint32_t proposed_flags;
+ struct ttm_placement placement;
+ u32 placements;
int r;
rdev = radeon_get_rdev(bo->bdev);
tmp_mem = *new_mem;
tmp_mem.mm_node = NULL;
- proposed_flags = TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING;
- r = ttm_bo_mem_space(bo, proposed_flags, &tmp_mem,
- interruptible, no_wait);
+ placement.fpfn = 0;
+ placement.lpfn = 0;
+ placement.num_placement = 1;
+ placement.placement = &placements;
+ placement.num_busy_placement = 1;
+ placement.busy_placement = &placements;
+ placements = TTM_PL_MASK_CACHING | TTM_PL_FLAG_TT;
+ r = ttm_bo_mem_space(bo, &placement, &tmp_mem, interruptible, no_wait);
if (unlikely(r)) {
return r;
}
@@ -407,18 +423,6 @@ memcpy:
return r;
}
-const uint32_t radeon_mem_prios[] = {
- TTM_PL_VRAM,
- TTM_PL_TT,
- TTM_PL_SYSTEM,
-};
-
-const uint32_t radeon_busy_prios[] = {
- TTM_PL_TT,
- TTM_PL_VRAM,
- TTM_PL_SYSTEM,
-};
-
static int radeon_sync_obj_wait(void *sync_obj, void *sync_arg,
bool lazy, bool interruptible)
{
@@ -446,10 +450,6 @@ static bool radeon_sync_obj_signaled(void *sync_obj, void *sync_arg)
}
static struct ttm_bo_driver radeon_bo_driver = {
- .mem_type_prio = radeon_mem_prios,
- .mem_busy_prio = radeon_busy_prios,
- .num_mem_type_prio = ARRAY_SIZE(radeon_mem_prios),
- .num_mem_busy_prio = ARRAY_SIZE(radeon_busy_prios),
.create_ttm_backend_entry = &radeon_create_ttm_backend_entry,
.invalidate_caches = &radeon_invalidate_caches,
.init_mem_type = &radeon_init_mem_type,
@@ -482,27 +482,31 @@ int radeon_ttm_init(struct radeon_device *rdev)
DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
return r;
}
- r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_VRAM, 0,
- ((rdev->mc.real_vram_size) >> PAGE_SHIFT));
+ r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_VRAM,
+ rdev->mc.real_vram_size >> PAGE_SHIFT);
if (r) {
DRM_ERROR("Failed initializing VRAM heap.\n");
return r;
}
- r = radeon_object_create(rdev, NULL, 256 * 1024, true,
- RADEON_GEM_DOMAIN_VRAM, false,
- &rdev->stollen_vga_memory);
+ r = radeon_bo_create(rdev, NULL, 256 * 1024, true,
+ RADEON_GEM_DOMAIN_VRAM,
+ &rdev->stollen_vga_memory);
if (r) {
return r;
}
- r = radeon_object_pin(rdev->stollen_vga_memory, RADEON_GEM_DOMAIN_VRAM, NULL);
+ r = radeon_bo_reserve(rdev->stollen_vga_memory, false);
+ if (r)
+ return r;
+ r = radeon_bo_pin(rdev->stollen_vga_memory, RADEON_GEM_DOMAIN_VRAM, NULL);
+ radeon_bo_unreserve(rdev->stollen_vga_memory);
if (r) {
- radeon_object_unref(&rdev->stollen_vga_memory);
+ radeon_bo_unref(&rdev->stollen_vga_memory);
return r;
}
DRM_INFO("radeon: %uM of VRAM memory ready\n",
(unsigned)rdev->mc.real_vram_size / (1024 * 1024));
- r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_TT, 0,
- ((rdev->mc.gtt_size) >> PAGE_SHIFT));
+ r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_TT,
+ rdev->mc.gtt_size >> PAGE_SHIFT);
if (r) {
DRM_ERROR("Failed initializing GTT heap.\n");
return r;
@@ -523,9 +527,15 @@ int radeon_ttm_init(struct radeon_device *rdev)
void radeon_ttm_fini(struct radeon_device *rdev)
{
+ int r;
+
if (rdev->stollen_vga_memory) {
- radeon_object_unpin(rdev->stollen_vga_memory);
- radeon_object_unref(&rdev->stollen_vga_memory);
+ r = radeon_bo_reserve(rdev->stollen_vga_memory, false);
+ if (r == 0) {
+ radeon_bo_unpin(rdev->stollen_vga_memory);
+ radeon_bo_unreserve(rdev->stollen_vga_memory);
+ }
+ radeon_bo_unref(&rdev->stollen_vga_memory);
}
ttm_bo_clean_mm(&rdev->mman.bdev, TTM_PL_VRAM);
ttm_bo_clean_mm(&rdev->mman.bdev, TTM_PL_TT);