From cace71b318aa0126e7cfe49fe5e9133e0395c478 Mon Sep 17 00:00:00 2001 From: Florian Tobias Schandinat Date: Sun, 24 Apr 2011 17:08:44 +0000 Subject: [PATCH] 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 --- drivers/video/via/via-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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; -- 2.7.4