diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c index 0d15eb7d31d7..33535d347734 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c @@ -169,7 +169,8 @@ static int amdgpu_gtt_mgr_new(struct ttm_mem_type_manager *man, int r; spin_lock(&mgr->lock); - if (atomic64_read(&mgr->available) < mem->num_pages) { + if ((&tbo->mem == mem || tbo->mem.mem_type != TTM_PL_TT) && + atomic64_read(&mgr->available) < mem->num_pages) { spin_unlock(&mgr->lock); return 0; } @@ -244,8 +245,9 @@ static void amdgpu_gtt_mgr_del(struct ttm_mem_type_manager *man, uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man) { struct amdgpu_gtt_mgr *mgr = man->priv; + s64 result = man->size - atomic64_read(&mgr->available); - return (u64)(man->size - atomic64_read(&mgr->available)) * PAGE_SIZE; + return (result > 0 ? result : 0) * PAGE_SIZE; } /** @@ -265,7 +267,7 @@ static void amdgpu_gtt_mgr_debug(struct ttm_mem_type_manager *man, drm_mm_print(&mgr->mm, printer); spin_unlock(&mgr->lock); - drm_printf(printer, "man size:%llu pages, gtt available:%llu pages, usage:%lluMB\n", + drm_printf(printer, "man size:%llu pages, gtt available:%lld pages, usage:%lluMB\n", man->size, (u64)atomic64_read(&mgr->available), amdgpu_gtt_mgr_usage(man) >> 20); } |