[Mesa-dev] [PATCH 2/3] radeonsi: return_INVALID if the color buffer is invalid

[alexdeucher at gmail.com]

From: Alex Deucher <alexander.deucher at amd.com>

setting the CB format to Z_INVALID disables the color buffer.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 src/gallium/drivers/radeonsi/si_state.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 1f76788..a41bcf0 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -831,7 +831,7 @@ static uint32_t si_translate_colorformat(enum pipe_format format)
 	case PIPE_FORMAT_R4A4_UNORM:
 	case PIPE_FORMAT_A4R4_UNORM:
 	default:
-		return ~0U; /* Unsupported. */
+		return V_028C70_COLOR_INVALID; /* Unsupported. */
 	}
 }
 
@@ -1432,7 +1432,7 @@ static bool si_is_vertex_format_supported(struct pipe_screen *screen, enum pipe_
 
 static bool si_is_colorbuffer_format_supported(enum pipe_format format)
 {
-	return si_translate_colorformat(format) != ~0U &&
+	return si_translate_colorformat(format) != V_028C70_COLOR_INVALID &&
 		si_translate_colorswap(format) != ~0U;
 }
 
-- 
1.7.7.5