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authorMichel Dänzer <daenzer@vmware.com>2011-04-07 16:17:47 +0200
committerDave Airlie <airlied@redhat.com>2011-04-09 16:20:15 +1000
commitdc66b325f161bb651493c7d96ad44876b629cf6a (patch)
treeba4c5e241f3f9a5d2462c0a1f5510c9cad25863e /drivers
parent0a0883c8433c743dad0a4d9ebe2717558f2c209e (diff)
radeon: Fix KMS CP writeback on big endian machines.
This is necessary even with PCI(e) GART, and it makes writeback work even with AGP on my PowerBook. Might still be unreliable with older revisions of UniNorth and other AGP bridges though. Signed-off-by: Michel Dänzer <daenzer@vmware.com> Reviewed-by: Alex Deucher <alex.deucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/radeon_fence.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_ring.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 9e59868d354e..bbcd1dd7bac0 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -79,7 +79,7 @@ static bool radeon_fence_poll_locked(struct radeon_device *rdev)
scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
else
scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
- seq = rdev->wb.wb[scratch_index/4];
+ seq = le32_to_cpu(rdev->wb.wb[scratch_index/4]);
} else
seq = RREG32(rdev->fence_drv.scratch_reg);
if (seq != rdev->fence_drv.last_seq) {
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index bbc9cd823334..c6776e48fdde 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -248,7 +248,7 @@ void radeon_ib_pool_fini(struct radeon_device *rdev)
void radeon_ring_free_size(struct radeon_device *rdev)
{
if (rdev->wb.enabled)
- rdev->cp.rptr = rdev->wb.wb[RADEON_WB_CP_RPTR_OFFSET/4];
+ rdev->cp.rptr = le32_to_cpu(rdev->wb.wb[RADEON_WB_CP_RPTR_OFFSET/4]);
else {
if (rdev->family >= CHIP_R600)
rdev->cp.rptr = RREG32(R600_CP_RB_RPTR);