From: Kenneth Graunke <kenneth@whitecape.org>
Date: Thu, 12 Jul 2018 17:42:49 +0000 (-0700)
Subject: iris: fix sample mask for MSAA-off
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bc1b4db3b318aaa83ab1faa21c186c88dbe46483;p=mesa.git

iris: fix sample mask for MSAA-off
---

diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c
index e4ecba68254..3e646584045 100644
--- a/src/gallium/drivers/iris/iris_state.c
+++ b/src/gallium/drivers/iris/iris_state.c
@@ -1169,7 +1169,7 @@ iris_set_sample_mask(struct pipe_context *ctx, unsigned sample_mask)
 {
    struct iris_context *ice = (struct iris_context *) ctx;
 
-   ice->state.sample_mask = sample_mask;
+   ice->state.sample_mask = sample_mask == 0xffffffff ? 1 : sample_mask;
    ice->state.dirty |= IRIS_DIRTY_SAMPLE_MASK;
 }