[Mesa-dev] [PATCH] i965/gen7: Require kernel cmd_parser 5 for ARB_compute_shader

Jordan Justen jordan.l.justen at intel.com
Wed Feb 10 21:25:23 UTC 2016


The indirect dispatch registers were whitelisted in command parser
version 5. (Version 5 is available as of Linux 4.4)

Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
---
 src/mesa/drivers/dri/i965/intel_extensions.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c b/src/mesa/drivers/dri/i965/intel_extensions.c
index 889f7cb..a39693b 100644
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -346,7 +346,8 @@ intelInitExtensions(struct gl_context *ctx)
          ctx->Extensions.ARB_transform_feedback3 = true;
          ctx->Extensions.ARB_transform_feedback_instanced = true;
 
-         if (ctx->Const.MaxComputeWorkGroupSize[0] >= 1024)
+         if ((brw->gen >= 8 || brw->intelScreen->cmd_parser_version >= 5) &&
+             ctx->Const.MaxComputeWorkGroupSize[0] >= 1024)
             ctx->Extensions.ARB_compute_shader = true;
 
          if (brw->intelScreen->cmd_parser_version >= 2)
-- 
2.6.2



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