freedreno/a3xx: fix blend opcode

Seems the opcodes are slightly different from a2xx.  Resync headers and
move blend_func() helper into hw generation specific code.

Signed-off-by: Rob Clark <[email protected]>

2 files changed, 38 insertions, 8 deletions

diff --git a/src/gallium/drivers/freedreno/a2xx/a2xx.xml.h b/src/gallium/drivers/freedreno/a2xx/a2xx.xml.h
index 2300c68ffc6..cd55c9ff222 100644
--- a/src/gallium/drivers/freedreno/a2xx/a2xx.xml.h
+++ b/src/gallium/drivers/freedreno/a2xx/a2xx.xml.h
@@ -10,11 +10,11 @@ git clone https://github.com/freedreno/envytools.git
 The rules-ng-ng source files this header was generated from are:
 - /home/robclark/src/freedreno/envytools/rnndb/adreno.xml               (    364 bytes, from 2013-11-30 14:47:15)
 - /home/robclark/src/freedreno/envytools/rnndb/freedreno_copyright.xml  (   1453 bytes, from 2013-03-31 16:51:27)
-- /home/robclark/src/freedreno/envytools/rnndb/adreno/a2xx.xml          (  32580 bytes, from 2014-05-16 11:51:57)
-- /home/robclark/src/freedreno/envytools/rnndb/adreno/adreno_common.xml (  10186 bytes, from 2014-05-16 11:51:57)
+- /home/robclark/src/freedreno/envytools/rnndb/adreno/a2xx.xml          (  32901 bytes, from 2014-05-21 20:40:21)
+- /home/robclark/src/freedreno/envytools/rnndb/adreno/adreno_common.xml (   9859 bytes, from 2014-05-21 20:39:42)
 - /home/robclark/src/freedreno/envytools/rnndb/adreno/adreno_pm4.xml    (  14477 bytes, from 2014-05-16 11:51:57)
-- /home/robclark/src/freedreno/envytools/rnndb/adreno/a3xx.xml          (  57830 bytes, from 2014-05-20 22:44:52)
-- /home/robclark/src/freedreno/envytools/rnndb/adreno/a4xx.xml          (  26293 bytes, from 2014-05-16 11:51:57)
+- /home/robclark/src/freedreno/envytools/rnndb/adreno/a3xx.xml          (  57856 bytes, from 2014-05-21 20:43:33)
+- /home/robclark/src/freedreno/envytools/rnndb/adreno/a4xx.xml          (  26602 bytes, from 2014-05-21 20:46:17)
 
 Copyright (C) 2013-2014 by the following authors:
 - Rob Clark <[email protected]> (robclark)
@@ -203,6 +203,15 @@ enum a2xx_rb_copy_sample_select {
 	SAMPLE_0123 = 6,
 };
 
+enum a2xx_rb_blend_opcode {
+	BLEND_DST_PLUS_SRC = 0,
+	BLEND_SRC_MINUS_DST = 1,
+	BLEND_MIN_DST_SRC = 2,
+	BLEND_MAX_DST_SRC = 3,
+	BLEND_DST_MINUS_SRC = 4,
+	BLEND_DST_PLUS_SRC_BIAS = 5,
+};
+
 enum adreno_mmu_clnt_beh {
 	BEH_NEVR = 0,
 	BEH_TRAN_RNG = 1,
@@ -996,7 +1005,7 @@ static inline uint32_t A2XX_RB_BLEND_CONTROL_COLOR_SRCBLEND(enum adreno_rb_blend
 }
 #define A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN__MASK		0x000000e0
 #define A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN__SHIFT		5
-static inline uint32_t A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN(enum adreno_rb_blend_opcode val)
+static inline uint32_t A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN(enum a2xx_rb_blend_opcode val)
 {
 	return ((val) << A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN__SHIFT) & A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN__MASK;
 }
@@ -1014,7 +1023,7 @@ static inline uint32_t A2XX_RB_BLEND_CONTROL_ALPHA_SRCBLEND(enum adreno_rb_blend
 }
 #define A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN__MASK		0x00e00000
 #define A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN__SHIFT		21
-static inline uint32_t A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN(enum adreno_rb_blend_opcode val)
+static inline uint32_t A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN(enum a2xx_rb_blend_opcode val)
 {
 	return ((val) << A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN__SHIFT) & A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN__MASK;
 }
diff --git a/src/gallium/drivers/freedreno/a2xx/fd2_blend.c b/src/gallium/drivers/freedreno/a2xx/fd2_blend.c
index d0b324d7fe3..b3cb23977b1 100644
--- a/src/gallium/drivers/freedreno/a2xx/fd2_blend.c
+++ b/src/gallium/drivers/freedreno/a2xx/fd2_blend.c
@@ -34,6 +34,27 @@
 #include "fd2_context.h"
 #include "fd2_util.h"
 
+
+static enum a2xx_rb_blend_opcode
+blend_func(unsigned func)
+{
+	switch (func) {
+	case PIPE_BLEND_ADD:
+		return BLEND_DST_PLUS_SRC;
+	case PIPE_BLEND_MIN:
+		return BLEND_MIN_DST_SRC;
+	case PIPE_BLEND_MAX:
+		return BLEND_MAX_DST_SRC;
+	case PIPE_BLEND_SUBTRACT:
+		return BLEND_SRC_MINUS_DST;
+	case PIPE_BLEND_REVERSE_SUBTRACT:
+		return BLEND_DST_MINUS_SRC;
+	default:
+		DBG("invalid blend func: %x", func);
+		return 0;
+	}
+}
+
 void *
 fd2_blend_state_create(struct pipe_context *pctx,
 		const struct pipe_blend_state *cso)
@@ -61,10 +82,10 @@ fd2_blend_state_create(struct pipe_context *pctx,
 
 	so->rb_blendcontrol =
 		A2XX_RB_BLEND_CONTROL_COLOR_SRCBLEND(fd_blend_factor(rt->rgb_src_factor)) |
-		A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN(fd_blend_func(rt->rgb_func)) |
+		A2XX_RB_BLEND_CONTROL_COLOR_COMB_FCN(blend_func(rt->rgb_func)) |
 		A2XX_RB_BLEND_CONTROL_COLOR_DESTBLEND(fd_blend_factor(rt->rgb_dst_factor)) |
 		A2XX_RB_BLEND_CONTROL_ALPHA_SRCBLEND(fd_blend_factor(rt->alpha_src_factor)) |
-		A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN(fd_blend_func(rt->alpha_func)) |
+		A2XX_RB_BLEND_CONTROL_ALPHA_COMB_FCN(blend_func(rt->alpha_func)) |
 		A2XX_RB_BLEND_CONTROL_ALPHA_DESTBLEND(fd_blend_factor(rt->alpha_dst_factor));
 
 	if (rt->colormask & PIPE_MASK_R)