diff options
Diffstat (limited to 'drivers/gpu/drm/radeon')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_ttm.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 8ca2253f6fbf..3a4372ea74b9 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -362,6 +362,7 @@ memcpy: static int radeon_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_resource *mem) { struct radeon_device *rdev = radeon_get_rdev(bdev); + size_t bus_size = (size_t)mem->num_pages << PAGE_SHIFT; switch (mem->mem_type) { case TTM_PL_SYSTEM: @@ -380,7 +381,7 @@ static int radeon_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_reso case TTM_PL_VRAM: mem->bus.offset = mem->start << PAGE_SHIFT; /* check if it's visible */ - if ((mem->bus.offset + mem->bus.size) > rdev->mc.visible_vram_size) + if ((mem->bus.offset + bus_size) > rdev->mc.visible_vram_size) return -EINVAL; mem->bus.base = rdev->mc.aper_base; mem->bus.is_iomem = true; @@ -392,11 +393,11 @@ static int radeon_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_reso if (mem->placement & TTM_PL_FLAG_WC) mem->bus.addr = ioremap_wc(mem->bus.base + mem->bus.offset, - mem->bus.size); + bus_size); else mem->bus.addr = ioremap(mem->bus.base + mem->bus.offset, - mem->bus.size); + bus_size); if (!mem->bus.addr) return -ENOMEM; |