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Commit 77bd36f0 authored by Dave Airlie's avatar Dave Airlie
Browse files

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: default avatarDave Airlie <airlied@redhat.com>
parent 5176fdc4

drivers/gpu/drm/radeon/r300.c

+4 −1
Original line number Diff line number Diff line
@@ -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;

}