[Mesa-dev] [PATCH] gallium/cso: only enable compute shaders when TGSI is supported

[Samuel Pitoiset]

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94186
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
 src/gallium/auxiliary/cso_cache/cso_context.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/gallium/auxiliary/cso_cache/cso_context.c b/src/gallium/auxiliary/cso_cache/cso_context.c
index 8cfb674..f0013f7 100644
--- a/src/gallium/auxiliary/cso_cache/cso_context.c
+++ b/src/gallium/auxiliary/cso_cache/cso_context.c
@@ -278,7 +278,12 @@ struct cso_context *cso_create_context( struct pipe_context *pipe )
    }
    if (pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_COMPUTE,
                                       PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) {
-      ctx->has_compute_shader = TRUE;
+      int supported_irs =
+         pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_COMPUTE,
+                                        PIPE_SHADER_CAP_SUPPORTED_IRS);
+      if (supported_irs & (1 << PIPE_SHADER_IR_TGSI)) {
+         ctx->has_compute_shader = TRUE;
+      }
    }
    if (pipe->screen->get_param(pipe->screen,
                                PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS) != 0) {
-- 
2.6.4