vc4: Use VC4_SET/GET_FIELD for some RCL packets.

2 files changed, 40 insertions, 36 deletions

diff --git a/src/gallium/drivers/vc4/kernel/vc4_packet.h b/src/gallium/drivers/vc4/kernel/vc4_packet.h
index af0997f..764a125 100644
--- a/src/gallium/drivers/vc4/kernel/vc4_packet.h
+++ b/src/gallium/drivers/vc4/kernel/vc4_packet.h
@@ -149,18 +149,19 @@ enum vc4_packet {
 
 /** @{
  *
- * byte 1 of VC4_PACKET_STORE_TILE_BUFFER_GENERAL and
+ * byte 0-1 of VC4_PACKET_STORE_TILE_BUFFER_GENERAL and
  * VC4_PACKET_LOAD_TILE_BUFFER_GENERAL
  */
-#define VC4_STORE_TILE_BUFFER_DISABLE_VG_MASK_CLEAR (1 << 7)
-#define VC4_STORE_TILE_BUFFER_DISABLE_ZS_CLEAR     (1 << 6)
-#define VC4_STORE_TILE_BUFFER_DISABLE_COLOR_CLEAR  (1 << 5)
-#define VC4_STORE_TILE_BUFFER_DISABLE_SWAP         (1 << 4)
-
-#define VC4_LOADSTORE_TILE_BUFFER_RGBA8888         (0 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_BGR565_DITHER    (1 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_BGR565           (2 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_MASK             (3 << 0)
+#define VC4_STORE_TILE_BUFFER_DISABLE_VG_MASK_CLEAR (1 << 15)
+#define VC4_STORE_TILE_BUFFER_DISABLE_ZS_CLEAR     (1 << 14)
+#define VC4_STORE_TILE_BUFFER_DISABLE_COLOR_CLEAR  (1 << 13)
+#define VC4_STORE_TILE_BUFFER_DISABLE_SWAP         (1 << 12)
+
+#define VC4_LOADSTORE_TILE_BUFFER_FORMAT_MASK      VC4_MASK(9, 8)
+#define VC4_LOADSTORE_TILE_BUFFER_FORMAT_SHIFT     8
+#define VC4_LOADSTORE_TILE_BUFFER_RGBA8888         0
+#define VC4_LOADSTORE_TILE_BUFFER_BGR565_DITHER    1
+#define VC4_LOADSTORE_TILE_BUFFER_BGR565           2
 /** @} */
 
 /** @{
@@ -168,21 +169,24 @@ enum vc4_packet {
  * byte 0 of VC4_PACKET_STORE_TILE_BUFFER_GENERAL and
  * VC4_PACKET_LOAD_TILE_BUFFER_GENERAL
  */
+#define VC4_STORE_TILE_BUFFER_MODE_MASK            VC4_MASK(7, 6)
+#define VC4_STORE_TILE_BUFFER_MODE_SHIFT           6
 #define VC4_STORE_TILE_BUFFER_MODE_SAMPLE0         (0 << 6)
 #define VC4_STORE_TILE_BUFFER_MODE_DECIMATE_X4     (1 << 6)
 #define VC4_STORE_TILE_BUFFER_MODE_DECIMATE_X16    (2 << 6)
 
 /** The values of the field are VC4_TILING_FORMAT_* */
-#define VC4_LOADSTORE_TILE_BUFFER_FORMAT_MASK      (3 << 4)
-#define VC4_LOADSTORE_TILE_BUFFER_FORMAT_SHIFT     4
-
-
-#define VC4_LOADSTORE_TILE_BUFFER_NONE             (0 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_COLOR            (1 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_ZS               (2 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_Z                (3 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_VG_MASK          (4 << 0)
-#define VC4_LOADSTORE_TILE_BUFFER_FULL             (5 << 0)
+#define VC4_LOADSTORE_TILE_BUFFER_TILING_MASK      VC4_MASK(5, 4)
+#define VC4_LOADSTORE_TILE_BUFFER_TILING_SHIFT     4
+
+#define VC4_LOADSTORE_TILE_BUFFER_BUFFER_MASK      VC4_MASK(2, 0)
+#define VC4_LOADSTORE_TILE_BUFFER_BUFFER_SHIFT     0
+#define VC4_LOADSTORE_TILE_BUFFER_NONE             0
+#define VC4_LOADSTORE_TILE_BUFFER_COLOR            1
+#define VC4_LOADSTORE_TILE_BUFFER_ZS               2
+#define VC4_LOADSTORE_TILE_BUFFER_Z                3
+#define VC4_LOADSTORE_TILE_BUFFER_VG_MASK          4
+#define VC4_LOADSTORE_TILE_BUFFER_FULL             5
 /** @} */
 
 #define VC4_INDEX_BUFFER_U8                        (0 << 4)
@@ -251,17 +255,18 @@ enum vc4_packet {
 #define VC4_RENDER_CONFIG_ENABLE_VG_MASK           (1 << 8)
 
 /** The values of the field are VC4_TILING_FORMAT_* */
-#define VC4_RENDER_CONFIG_MEMORY_FORMAT_MASK       (3 << 6)
+#define VC4_RENDER_CONFIG_MEMORY_FORMAT_MASK       VC4_MASK(7, 6)
 #define VC4_RENDER_CONFIG_MEMORY_FORMAT_SHIFT      6
 
 #define VC4_RENDER_CONFIG_DECIMATE_MODE_1X         (0 << 4)
 #define VC4_RENDER_CONFIG_DECIMATE_MODE_4X         (1 << 4)
 #define VC4_RENDER_CONFIG_DECIMATE_MODE_16X        (2 << 4)
 
-#define VC4_RENDER_CONFIG_FORMAT_BGR565_DITHERED   (0 << 2)
-#define VC4_RENDER_CONFIG_FORMAT_RGBA8888          (1 << 2)
-#define VC4_RENDER_CONFIG_FORMAT_BGR565            (2 << 2)
-#define VC4_RENDER_CONFIG_FORMAT_MASK              (3 << 2)
+#define VC4_RENDER_CONFIG_FORMAT_MASK              VC4_MASK(3, 2)
+#define VC4_RENDER_CONFIG_FORMAT_SHIFT             2
+#define VC4_RENDER_CONFIG_FORMAT_BGR565_DITHERED   0
+#define VC4_RENDER_CONFIG_FORMAT_RGBA8888          1
+#define VC4_RENDER_CONFIG_FORMAT_BGR565            2
 
 #define VC4_RENDER_CONFIG_TILE_BUFFER_64BIT        (1 << 1)
 #define VC4_RENDER_CONFIG_MS_MODE_4X               (1 << 0)
diff --git a/src/gallium/drivers/vc4/kernel/vc4_validate.c b/src/gallium/drivers/vc4/kernel/vc4_validate.c
index a839270..0a74a2c 100644
--- a/src/gallium/drivers/vc4/kernel/vc4_validate.c
+++ b/src/gallium/drivers/vc4/kernel/vc4_validate.c
@@ -311,17 +311,18 @@ validate_branch_to_sublist(VALIDATE_ARGS)
 static int
 validate_loadstore_tile_buffer_general(VALIDATE_ARGS)
 {
-	uint32_t packet_b0 = *(uint8_t *)(untrusted + 0);
-	uint32_t packet_b1 = *(uint8_t *)(untrusted + 1);
+	uint16_t packet_b01 = *(uint16_t *)(untrusted + 0);
 	struct drm_gem_cma_object *fbo;
-	uint32_t buffer_type = packet_b0 & 0xf;
+	uint32_t buffer_type = VC4_GET_FIELD(packet_b01,
+					     VC4_LOADSTORE_TILE_BUFFER_BUFFER);
 	uint32_t untrusted_address, offset, cpp;
 
 	switch (buffer_type) {
 	case VC4_LOADSTORE_TILE_BUFFER_NONE:
 		return 0;
 	case VC4_LOADSTORE_TILE_BUFFER_COLOR:
-		if ((packet_b1 & VC4_LOADSTORE_TILE_BUFFER_MASK) ==
+		if (VC4_GET_FIELD(packet_b01,
+				  VC4_LOADSTORE_TILE_BUFFER_FORMAT) ==
 		    VC4_LOADSTORE_TILE_BUFFER_RGBA8888) {
 			cpp = 4;
 		} else {
@@ -346,9 +347,8 @@ validate_loadstore_tile_buffer_general(VALIDATE_ARGS)
 	offset = untrusted_address & ~0xf;
 
 	if (!check_tex_size(exec, fbo, offset,
-			    ((packet_b0 &
-			      VC4_LOADSTORE_TILE_BUFFER_FORMAT_MASK) >>
-			     VC4_LOADSTORE_TILE_BUFFER_FORMAT_SHIFT),
+			    VC4_GET_FIELD(packet_b01,
+					  VC4_LOADSTORE_TILE_BUFFER_TILING),
 			    exec->fb_width, exec->fb_height, cpp)) {
 		return -EINVAL;
 	}
@@ -590,7 +590,7 @@ validate_tile_rendering_mode_config(VALIDATE_ARGS)
 	exec->fb_height = *(uint16_t *)(untrusted + 6);
 
 	flags = *(uint16_t *)(untrusted + 8);
-	if ((flags & VC4_RENDER_CONFIG_FORMAT_MASK) ==
+	if (VC4_GET_FIELD(flags, VC4_RENDER_CONFIG_FORMAT) ==
 	    VC4_RENDER_CONFIG_FORMAT_RGBA8888) {
 		cpp = 4;
 	} else {
@@ -599,9 +599,8 @@ validate_tile_rendering_mode_config(VALIDATE_ARGS)
 
 	offset = *(uint32_t *)untrusted;
 	if (!check_tex_size(exec, fbo, offset,
-			    ((flags &
-			      VC4_RENDER_CONFIG_MEMORY_FORMAT_MASK) >>
-			     VC4_RENDER_CONFIG_MEMORY_FORMAT_SHIFT),
+			    VC4_GET_FIELD(flags,
+					  VC4_RENDER_CONFIG_MEMORY_FORMAT),
 			    exec->fb_width, exec->fb_height, cpp)) {
 		return -EINVAL;
 	}