drm/radeon/kms: fix IH writeback on r6xx+ on big endian machines

agd5f: fix commit message.

Signed-off-by: Cedric Cano <ccano@interfaceconcept.com>
Reviewed-by: Michel Dänzer <michel@daenzer.net>
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 43fd016..e9bc135 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -2580,7 +2580,7 @@ static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
        u32 wptr, tmp;
 
        if (rdev->wb.enabled)
-               wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4];
+               wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
        else
                wptr = RREG32(IH_RB_WPTR);
 

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 15d5829..6f27593 100644 (file)
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3231,7 +3231,7 @@ static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
        u32 wptr, tmp;
 
        if (rdev->wb.enabled)
-               wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4];
+               wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
        else
                wptr = RREG32(IH_RB_WPTR);