drm/radeon/kms: demystify evergreen blit code
some bits in 3D registers used by blit functions look like
magic and this is hard to follow; change them to a little bit
more meaningful pre-defined constants
Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 7363d9d..b937c49 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -941,11 +941,15 @@
#define CB_COLOR0_SLICE 0x28c68
#define CB_COLOR0_VIEW 0x28c6c
#define CB_COLOR0_INFO 0x28c70
+# define CB_FORMAT(x) ((x) << 2)
# define CB_ARRAY_MODE(x) ((x) << 8)
# define ARRAY_LINEAR_GENERAL 0
# define ARRAY_LINEAR_ALIGNED 1
# define ARRAY_1D_TILED_THIN1 2
# define ARRAY_2D_TILED_THIN1 4
+# define CB_SOURCE_FORMAT(x) ((x) << 24)
+# define CB_SF_EXPORT_FULL 0
+# define CB_SF_EXPORT_NORM 1
#define CB_COLOR0_ATTRIB 0x28c74
#define CB_COLOR0_DIM 0x28c78
/* only CB0-7 blocks have these regs */
@@ -1107,15 +1111,53 @@
#define CB_COLOR7_CLEAR_WORD3 0x28e3c
#define SQ_TEX_RESOURCE_WORD0_0 0x30000
+# define TEX_DIM(x) ((x) << 0)
+# define SQ_TEX_DIM_1D 0
+# define SQ_TEX_DIM_2D 1
+# define SQ_TEX_DIM_3D 2
+# define SQ_TEX_DIM_CUBEMAP 3
+# define SQ_TEX_DIM_1D_ARRAY 4
+# define SQ_TEX_DIM_2D_ARRAY 5
+# define SQ_TEX_DIM_2D_MSAA 6
+# define SQ_TEX_DIM_2D_ARRAY_MSAA 7
#define SQ_TEX_RESOURCE_WORD1_0 0x30004
# define TEX_ARRAY_MODE(x) ((x) << 28)
#define SQ_TEX_RESOURCE_WORD2_0 0x30008
#define SQ_TEX_RESOURCE_WORD3_0 0x3000C
#define SQ_TEX_RESOURCE_WORD4_0 0x30010
+# define TEX_DST_SEL_X(x) ((x) << 16)
+# define TEX_DST_SEL_Y(x) ((x) << 19)
+# define TEX_DST_SEL_Z(x) ((x) << 22)
+# define TEX_DST_SEL_W(x) ((x) << 25)
+# define SQ_SEL_X 0
+# define SQ_SEL_Y 1
+# define SQ_SEL_Z 2
+# define SQ_SEL_W 3
+# define SQ_SEL_0 4
+# define SQ_SEL_1 5
#define SQ_TEX_RESOURCE_WORD5_0 0x30014
#define SQ_TEX_RESOURCE_WORD6_0 0x30018
#define SQ_TEX_RESOURCE_WORD7_0 0x3001c
+#define SQ_VTX_CONSTANT_WORD0_0 0x30000
+#define SQ_VTX_CONSTANT_WORD1_0 0x30004
+#define SQ_VTX_CONSTANT_WORD2_0 0x30008
+# define SQ_VTXC_BASE_ADDR_HI(x) ((x) << 0)
+# define SQ_VTXC_STRIDE(x) ((x) << 8)
+# define SQ_VTXC_ENDIAN_SWAP(x) ((x) << 30)
+# define SQ_ENDIAN_NONE 0
+# define SQ_ENDIAN_8IN16 1
+# define SQ_ENDIAN_8IN32 2
+#define SQ_VTX_CONSTANT_WORD3_0 0x3000C
+# define SQ_VTCX_SEL_X(x) ((x) << 3)
+# define SQ_VTCX_SEL_Y(x) ((x) << 6)
+# define SQ_VTCX_SEL_Z(x) ((x) << 9)
+# define SQ_VTCX_SEL_W(x) ((x) << 12)
+#define SQ_VTX_CONSTANT_WORD4_0 0x30010
+#define SQ_VTX_CONSTANT_WORD5_0 0x30014
+#define SQ_VTX_CONSTANT_WORD6_0 0x30018
+#define SQ_VTX_CONSTANT_WORD7_0 0x3001c
+
/* cayman 3D regs */
#define CAYMAN_VGT_OFFCHIP_LDS_BASE 0x89B0
#define CAYMAN_DB_EQAA 0x28804