add R200_EMIT_RB3D_BLENDCOLOR state packet to support GL_EXT_blend_color,...

add R200_EMIT_RB3D_BLENDCOLOR state packet to support GL_EXT_blend_color, GL_EXT_blend_func_separate and GL_EXT_blend_equation_separate on r200
from Roland Scheidegger
Signed-off-by: Dave Airlie <airlied@linux.ie>

drivers/char/drm/radeon.h

@@ -51,7 +51,7 @@
 #define DRIVER_DATE		"20020828"
 
 #define DRIVER_MAJOR		1
-#define DRIVER_MINOR		10
+#define DRIVER_MINOR		11
 #define DRIVER_PATCHLEVEL	0
 
 /* Interface history:
@@ -84,6 +84,8 @@
  * 1.10- Add SETPARAM ioctl; first parameter to set is FB_LOCATION, which
  *       clients use to tell the DRM where they think the framebuffer is 
  *       located in the card's address space
+ * 1.11- Add packet R200_EMIT_RB3D_BLENDCOLOR to support GL_EXT_blend_color
+ *       and GL_EXT_blend_[func|equation]_separate on r200
  */
 #define DRIVER_IOCTLS							     \
  [DRM_IOCTL_NR(DRM_IOCTL_DMA)]               = { radeon_cp_buffers,  1, 0 }, \

drivers/char/drm/radeon_drm.h

@@ -144,7 +144,8 @@
 #define RADEON_EMIT_PP_TEX_SIZE_0                   73
 #define RADEON_EMIT_PP_TEX_SIZE_1                   74
 #define RADEON_EMIT_PP_TEX_SIZE_2                   75
-#define RADEON_MAX_STATE_PACKETS                    76
+#define R200_EMIT_RB3D_BLENDCOLOR                   76
+#define RADEON_MAX_STATE_PACKETS                    77
 
 
 /* Commands understood by cmd_buffer ioctl.  More can be added but

drivers/char/drm/radeon_drv.h

@@ -690,6 +690,7 @@ extern void radeon_do_release(drm_device_t *dev);
 #define R200_SE_VTX_FMT_1                 0x208c
 #define R200_RE_CNTL                      0x1c50 
 
+#define R200_RB3D_BLENDCOLOR              0x3218
 
 /* Constants */
 #define RADEON_MAX_USEC_TIMEOUT		100000	/* 100 ms */

drivers/char/drm/radeon_state.c

@@ -201,6 +201,7 @@ static __inline__ int radeon_check_and_fixup_packets( drm_radeon_private_t *dev_
 	case RADEON_EMIT_PP_TEX_SIZE_0:
 	case RADEON_EMIT_PP_TEX_SIZE_1:
 	case RADEON_EMIT_PP_TEX_SIZE_2:
+	case R200_EMIT_RB3D_BLENDCOLOR:
 		/* These packets don't contain memory offsets */
 		break;
 
@@ -563,6 +564,7 @@ static struct {
 	{ RADEON_PP_TEX_SIZE_0, 2, "RADEON_PP_TEX_SIZE_0" },
 	{ RADEON_PP_TEX_SIZE_1, 2, "RADEON_PP_TEX_SIZE_1" },
 	{ RADEON_PP_TEX_SIZE_2, 2, "RADEON_PP_TEX_SIZE_1" },
+	{ R200_RB3D_BLENDCOLOR, 3, "R200_RB3D_BLENDCOLOR" },
 };