r300g: cleanup XXXs in the DSA state

diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 575cc9f..ae83511 100644 (file)
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -118,12 +118,6 @@ void r300_emit_dsa_state(struct r300_context* r300, void* state)
 
     BEGIN_CS(r300screen->caps->is_r500 ? 8 : 6);
     OUT_CS_REG(R300_FG_ALPHA_FUNC, dsa->alpha_function);
-
-    /* not needed since we use the 8bit alpha ref */
-    /*if (r300screen->caps->is_r500) {
-        OUT_CS_REG(R500_FG_ALPHA_VALUE, dsa->alpha_reference);
-    }*/
-
     OUT_CS_REG_SEQ(R300_ZB_CNTL, 3);
 
     if (fb->zsbuf) {
@@ -136,7 +130,6 @@ void r300_emit_dsa_state(struct r300_context* r300, void* state)
 
     OUT_CS(dsa->stencil_ref_mask);
 
-    /* XXX it seems r3xx doesn't support STENCILREFMASK_BF */
     if (r300screen->caps->is_r500) {
         OUT_CS_REG(R500_ZB_STENCILREFMASK_BF, dsa->stencil_ref_bf);
     }

diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 76e1385..129eae1 100644 (file)
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -441,7 +441,6 @@ static void*
             (r300_translate_stencil_op(state->stencil[1].zfail_op) <<
                 R300_S_BACK_ZFAIL_OP_SHIFT);
 
-            /* XXX it seems r3xx doesn't support STENCILREFMASK_BF */
             if (caps->is_r500)
             {
                 dsa->z_buffer_control |= R500_STENCIL_REFMASK_FRONT_BACK;
@@ -460,8 +459,7 @@ static void*
             r300_translate_alpha_function(state->alpha.func) |
             R300_FG_ALPHA_FUNC_ENABLE;
 
-        /* XXX figure out why emitting 10bit alpha ref causes CS to dump */
-        /* always use 8bit alpha ref */
+        /* We could use 10bit alpha ref but who needs that? */
         dsa->alpha_function |= float_to_ubyte(state->alpha.ref_value);
 
         if (caps->is_r500)