ilo: derive fb blending caps at bind time

Derive whether a RT supports blending, logicop, and the like when
set_framebuffer_state() is called.  This enables us to simplify
gen6_BLEND_STATE().

Signed-off-by: Chia-I Wu <[email protected]>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gallium/drivers/ilo/ilo_state.h b/src/gallium/drivers/ilo/ilo_state.h
index 6f544e1f788..afe27847a93 100644
--- a/src/gallium/drivers/ilo/ilo_state.h
+++ b/src/gallium/drivers/ilo/ilo_state.h
@@ -347,6 +347,13 @@ struct ilo_fb_state {
    struct ilo_view_surface null_rt;
    struct ilo_zs_surface null_zs;
 
+   struct ilo_fb_blend_caps {
+      bool can_logicop;
+      bool can_blend;
+      bool can_alpha_test;
+      bool dst_alpha_forced_one;
+   } blend_caps[PIPE_MAX_COLOR_BUFS];
+
    unsigned num_samples;
 };