drm/radeon: fix reading CB_COLORn_MASK from the CS

Signed-off-by: Marek Olšák <maraeo@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index ab74e6b149e7..7799e283811f 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -1416,7 +1416,7 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
         case R_028118_CB_COLOR6_MASK:
         case R_02811C_CB_COLOR7_MASK:
                 tmp = (reg - R_028100_CB_COLOR0_MASK) / 4;
-                track->cb_color_mask[tmp] = ib[idx];
+                track->cb_color_mask[tmp] = radeon_get_ib_value(p, idx);
                 if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
                         track->cb_dirty = true;
                 }