diff options
Diffstat (limited to 'drivers/gpu/drm/ast/ast_mm.c')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mm.c | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/drivers/gpu/drm/ast/ast_mm.c b/drivers/gpu/drm/ast/ast_mm.c index 7592f1b9e1f1..6e999408dda9 100644 --- a/drivers/gpu/drm/ast/ast_mm.c +++ b/drivers/gpu/drm/ast/ast_mm.c @@ -74,35 +74,28 @@ static u32 ast_get_vram_size(struct ast_private *ast) return vram_size; } -static void ast_mm_release(struct drm_device *dev, void *ptr) -{ - struct ast_private *ast = to_ast_private(dev); - struct pci_dev *pdev = to_pci_dev(dev->dev); - - arch_phys_wc_del(ast->fb_mtrr); - arch_io_free_memtype_wc(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); -} - int ast_mm_init(struct ast_private *ast) { struct drm_device *dev = &ast->base; struct pci_dev *pdev = to_pci_dev(dev->dev); + resource_size_t base, size; u32 vram_size; int ret; + base = pci_resource_start(pdev, 0); + size = pci_resource_len(pdev, 0); + + /* Don't fail on errors, but performance might be reduced. */ + devm_arch_io_reserve_memtype_wc(dev->dev, base, size); + devm_arch_phys_wc_add(dev->dev, base, size); + vram_size = ast_get_vram_size(ast); - ret = drmm_vram_helper_init(dev, pci_resource_start(pdev, 0), vram_size); + ret = drmm_vram_helper_init(dev, base, vram_size); if (ret) { drm_err(dev, "Error initializing VRAM MM; %d\n", ret); return ret; } - arch_io_reserve_memtype_wc(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); - ast->fb_mtrr = arch_phys_wc_add(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); - - return drmm_add_action_or_reset(dev, ast_mm_release, NULL); + return 0; } |