diff options
| author | Dave Airlie <airlied@redhat.com> | 2009-07-10 09:33:00 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-07-15 17:13:16 +1000 |
| commit | 77bd36f014bc5a3f28507a4e86a81b2b3d2439c3 (patch) | |
| tree | 06431066e98704851383839e4f6d857b3c488d96 | |
| parent | 5176fdc4c5873e52f9cb6e166d80e843847e7eb4 (diff) | |
drm/radeon/kms: don't swap PCIEGART PTEs in VRAM.
On powerpc, since we aren't using any hw swappers, this will
get flipped around by default in hw.
tested on a G5 + rv515.
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/r300.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 656d9238bb0..6435d659cbd 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -154,7 +154,10 @@ int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr) addr = (lower_32_bits(addr) >> 8) | ((upper_32_bits(addr) & 0xff) << 24) | 0xc; - writel(cpu_to_le32(addr), ((void __iomem *)ptr) + (i * 4)); + /* on x86 we want this to be CPU endian, on powerpc + * on powerpc without HW swappers, it'll get swapped on way + * into VRAM - so no need for cpu_to_le32 on VRAM tables */ + writel(addr, ((void __iomem *)ptr) + (i * 4)); return 0; } |