On Tue, Jul 21, 2020 at 09:32:43AM +0200, Christian König wrote:
The driver doesn't expose any not-mapable memory resources.
Signed-off-by: Christian König christian.koenig@amd.com
Reviewed-by: Daniel Vetter daniel.vetter@ffwll.ch
drivers/gpu/drm/nouveau/nouveau_bo.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 7883341f8c83..4ccf937df0d0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -655,13 +655,12 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
switch (type) { case TTM_PL_SYSTEM:
man->flags = TTM_MEMTYPE_FLAG_MAPPABLE;
man->flags = 0;
man->flags = TTM_MEMTYPE_FLAG_FIXED |TTM_MEMTYPE_FLAG_MAPPABLE;
man->flags = TTM_MEMTYPE_FLAG_FIXED;@@ -690,12 +689,12 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->func = &ttm_bo_manager_func;
if (drm->agp.bridge) {
man->flags = TTM_MEMTYPE_FLAG_MAPPABLE;
man->flags = 0; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC;
man->flags = TTM_MEMTYPE_FLAG_MAPPABLE;
man->flags = 0; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED;@@ -1437,7 +1436,6 @@ nouveau_bo_verify_access(struct ttm_buffer_object *bo, struct file *filp) static int nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) {
- struct ttm_mem_type_manager *man = &bdev->man[reg->mem_type]; struct nouveau_drm *drm = nouveau_bdev(bdev); struct nvkm_device *device = nvxx_device(&drm->client.device); struct nouveau_mem *mem = nouveau_mem(reg);
@@ -1447,8 +1445,7 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) reg->bus.size = reg->num_pages << PAGE_SHIFT; reg->bus.base = 0; reg->bus.is_iomem = false;
- if (!(man->flags & TTM_MEMTYPE_FLAG_MAPPABLE))
return -EINVAL;
- switch (reg->mem_type) { case TTM_PL_SYSTEM: /* System memory */
-- 2.17.1
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