diff options
Diffstat (limited to 'drivers/gpu/drm/mgag200')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mm.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mm.c b/drivers/gpu/drm/mgag200/mgag200_mm.c index a683642fe468..73e30901e063 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mm.c +++ b/drivers/gpu/drm/mgag200/mgag200_mm.c @@ -33,16 +33,18 @@ int mgag200_mm_init(struct mga_device *mdev) { struct drm_device *dev = mdev->dev; + resource_size_t start, len; int ret; - arch_io_reserve_memtype_wc(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); + /* BAR 0 is VRAM */ + start = pci_resource_start(dev->pdev, 0); + len = pci_resource_len(dev->pdev, 0); - mdev->fb_mtrr = arch_phys_wc_add(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); + arch_io_reserve_memtype_wc(start, len); - mdev->vram = ioremap(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); + mdev->fb_mtrr = arch_phys_wc_add(start, len); + + mdev->vram = ioremap(start, len); if (!mdev->vram) { ret = -ENOMEM; goto err_arch_phys_wc_del; @@ -54,8 +56,7 @@ int mgag200_mm_init(struct mga_device *mdev) err_arch_phys_wc_del: arch_phys_wc_del(mdev->fb_mtrr); - arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); + arch_io_free_memtype_wc(start, len); return ret; } |