mesa: replace gl_context->Multisample._Enabled with _mesa_is_multisample_enabled.

This removes any dependency on driver validation of the number of
framebuffer samples.

Signed-off-by: Bas Nieuwenhuizen <[email protected]>
Reviewed-by: Edward O'Callaghan <[email protected]>
Reviewed-by: Marek Olšák <[email protected]>
Tested-by: Brian Paul <[email protected]>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/mesa/drivers/dri/i965/gen6_cc.c b/src/mesa/drivers/dri/i965/gen6_cc.c
index cee139b7fd4..f5a7d4d0ef6 100644
--- a/src/mesa/drivers/dri/i965/gen6_cc.c
+++ b/src/mesa/drivers/dri/i965/gen6_cc.c
@@ -198,14 +198,14 @@ gen6_upload_blend_state(struct brw_context *brw)
       if(!is_buffer_zero_integer_format) {
          /* _NEW_MULTISAMPLE */
          blend[b].blend1.alpha_to_coverage =
-            ctx->Multisample._Enabled && ctx->Multisample.SampleAlphaToCoverage;
+            _mesa_is_multisample_enabled(ctx) && ctx->Multisample.SampleAlphaToCoverage;
 
 	/* From SandyBridge PRM, volume 2 Part 1, section 8.2.3, BLEND_STATE:
 	 * DWord 1, Bit 30 (AlphaToOne Enable):
 	 * "If Dual Source Blending is enabled, this bit must be disabled"
 	 */
          WARN_ONCE(ctx->Color.Blend[b]._UsesDualSrc &&
-                   ctx->Multisample._Enabled &&
+                   _mesa_is_multisample_enabled(ctx) &&
                    ctx->Multisample.SampleAlphaToOne,
                    "HW workaround: disabling alpha to one with dual src "
                    "blending\n");
@@ -213,7 +213,7 @@ gen6_upload_blend_state(struct brw_context *brw)
             blend[b].blend1.alpha_to_one = false;
 	 else
 	    blend[b].blend1.alpha_to_one =
-	       ctx->Multisample._Enabled && ctx->Multisample.SampleAlphaToOne;
+	       _mesa_is_multisample_enabled(ctx) && ctx->Multisample.SampleAlphaToOne;
 
          blend[b].blend1.alpha_to_coverage_dither = (brw->gen >= 7);
       }