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authorMarek Olšák <[email protected]>2015-08-02 15:18:36 +0200
committerMarek Olšák <[email protected]>2015-08-03 00:18:41 +0200
commitd4ad4c20617f45f71152e292ee39f020ef352bfd (patch)
tree63114584fa546084e0bb6f1e4de5601fe67cd9bf /src/gallium/drivers/r600/evergreen_state.c
parent828d20bdb79c4b6e6cb761017ad030bd875f9ac2 (diff)
r600g: fix the CB_SHADER_MASK setup
This fixes the single-sample fast clear hang. Cc: 10.6 <[email protected]> Tested-by: Dieter Nützel <[email protected]> Reviewed-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/gallium/drivers/r600/evergreen_state.c')
-rw-r--r--src/gallium/drivers/r600/evergreen_state.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index 5c8fd0d2d35..13ecc46959f 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -1736,10 +1736,10 @@ static void evergreen_emit_cb_misc_state(struct r600_context *rctx, struct r600_
r600_write_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2);
radeon_emit(cs, a->blend_colormask & fb_colormask); /* R_028238_CB_TARGET_MASK */
- /* Always enable the first colorbuffer in CB_SHADER_MASK. This
- * will assure that the alpha-test will work even if there is
- * no colorbuffer bound. */
- radeon_emit(cs, 0xf | (a->dual_src_blend ? ps_colormask : 0) | fb_colormask); /* R_02823C_CB_SHADER_MASK */
+ /* This must match the used export instructions exactly.
+ * Other values may lead to undefined behavior and hangs.
+ */
+ radeon_emit(cs, ps_colormask); /* R_02823C_CB_SHADER_MASK */
}
static void evergreen_emit_db_state(struct r600_context *rctx, struct r600_atom *atom)