lib/igt_buf: Extend igt_buf to include two color surfaces

UV FBs have two color surfaces so extend the igt_buf struct accordingly
to support blitting such FBs.

The patch is produced with the coccinelle patch below.

No functional changes.

@@
@@

struct igt_buf {
	...
-	uint32_t stride;
	...
-	uint32_t size;
+	struct {
+		uint32_t stride;
+		uint32_t size;
+	} surface[2];
	...
};

@@
struct igt_buf b;
@@

<...
(
- b.stride
+ b.surface[0].stride
|
- b.size
+ b.surface[0].size
)
...>

@@
struct igt_buf *b;
@@

<...
(
- b->size
+ b->surface[0].size
|
- b->stride
+ b->surface[0].stride
)
...>

@@
identifier I;
expression E1;
expression E2;
@@

(
struct igt_buf I = {
-	.size = E1,
-	.stride = E2,
+	.surface[0] = {
+		.size = E1,
+		.stride = E2,
+	},
};
|
struct igt_buf I = {
-	.size = E1,
+	.surface[0] = {
+		.size = E1,
+	},
};
|
struct igt_buf I = {
-	.stride = E1,
+	.surface[0] = {
+		.stride = E1,
+	},
};
)

v2:
- Rebase on latest upstream. (Mika)

Cc: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/lib/igt_draw.c b/lib/igt_draw.c
index 7e0edec1..6950bc49 100644
--- a/lib/igt_draw.c
+++ b/lib/igt_draw.c
@@ -603,14 +603,14 @@ static void draw_rect_render(int fd, struct cmd_data *cmd_data,
 	igt_assert(dst);
 
 	src_buf.bo = src;
-	src_buf.stride = tmp.stride;
+	src_buf.surface[0].stride = tmp.stride;
 	src_buf.tiling = I915_TILING_NONE;
-	src_buf.size = tmp.size;
+	src_buf.surface[0].size = tmp.size;
 	src_buf.bpp = tmp.bpp;
 	dst_buf.bo = dst;
-	dst_buf.stride = buf->stride;
+	dst_buf.surface[0].stride = buf->stride;
 	dst_buf.tiling = tiling;
-	dst_buf.size = buf->size;
+	dst_buf.surface[0].size = buf->size;
 	dst_buf.bpp = buf->bpp;
 
 	batch = intel_batchbuffer_alloc(cmd_data->bufmgr, devid);