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| author | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2011-04-24 17:08:44 (GMT) |
|---|---|---|
| committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2011-04-24 17:08:44 (GMT) |
| commit | cace71b318aa0126e7cfe49fe5e9133e0395c478 (patch) | |
| tree | fa20ac7c0a4ffeeac569c04a4d3c58f6796e26ce | |
| parent | f33f6f0ccc5ff7415da3feb18b1ff966ed2d80d1 (diff) | |
| download | linux-cace71b318aa0126e7cfe49fe5e9133e0395c478.tar.xz | |
viafb: use write combining for video ram
This can give a speed up of factor 6-9, which is quite notable.
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
| -rw-r--r-- | drivers/video/via/via-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/via/via-core.c b/drivers/video/via/via-core.c index 6723d69..5b0129b 100644 --- a/drivers/video/via/via-core.c +++ b/drivers/video/via/via-core.c @@ -505,7 +505,7 @@ static int __devinit via_pci_setup_mmio(struct viafb_dev *vdev) ret = vdev->fbmem_len = viafb_get_fb_size_from_pci(vdev->chip_type); if (ret < 0) goto out_unmap; - vdev->fbmem = ioremap_nocache(vdev->fbmem_start, vdev->fbmem_len); + vdev->fbmem = ioremap_wc(vdev->fbmem_start, vdev->fbmem_len); if (vdev->fbmem == NULL) { ret = -ENOMEM; goto out_unmap; |