media: rockchip: rga: use macros for testing buffer type

Use the provided V4L2_TYPE_IS_{OUTPUT,CAPTURE} macros to check if the
buffer or queue is OUTPUT or CAPTURE. The macros work also work for the
_MPLANE buffer and queue types and make it easier to switch to the
multi-planar API.
Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

drivers/media/platform/rockchip/rga/rga.c

@@ -344,14 +344,11 @@ static struct rga_frame def_frame = {
 
 struct rga_frame *rga_get_frame(struct rga_ctx *ctx, enum v4l2_buf_type type)
 {
-	switch (type) {
-	case V4L2_BUF_TYPE_VIDEO_OUTPUT:
+	if (V4L2_TYPE_IS_OUTPUT(type))
 		return &ctx->in;
-	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+	if (V4L2_TYPE_IS_CAPTURE(type))
 		return &ctx->out;
-	default:
-		return ERR_PTR(-EINVAL);
-	}
+	return ERR_PTR(-EINVAL);
 }
 
 static int rga_open(struct file *file)
@@ -559,21 +556,21 @@ static int vidioc_g_selection(struct file *file, void *prv,
 	switch (s->target) {
 	case V4L2_SEL_TGT_COMPOSE_DEFAULT:
 	case V4L2_SEL_TGT_COMPOSE_BOUNDS:
-		if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		if (!V4L2_TYPE_IS_CAPTURE(s->type))
 			return -EINVAL;
 		break;
 	case V4L2_SEL_TGT_CROP_DEFAULT:
 	case V4L2_SEL_TGT_CROP_BOUNDS:
-		if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+		if (!V4L2_TYPE_IS_OUTPUT(s->type))
 			return -EINVAL;
 		break;
 	case V4L2_SEL_TGT_COMPOSE:
-		if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		if (!V4L2_TYPE_IS_CAPTURE(s->type))
 			return -EINVAL;
 		use_frame = true;
 		break;
 	case V4L2_SEL_TGT_CROP:
-		if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+		if (!V4L2_TYPE_IS_OUTPUT(s->type))
 			return -EINVAL;
 		use_frame = true;
 		break;
@@ -611,7 +608,7 @@ static int vidioc_s_selection(struct file *file, void *prv,
 		 * COMPOSE target is only valid for capture buffer type, return
 		 * error for output buffer type
 		 */
-		if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		if (!V4L2_TYPE_IS_CAPTURE(s->type))
 			return -EINVAL;
 		break;
 	case V4L2_SEL_TGT_CROP:
@@ -619,7 +616,7 @@ static int vidioc_s_selection(struct file *file, void *prv,
 		 * CROP target is only valid for output buffer type, return
 		 * error for capture buffer type
 		 */
-		if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+		if (!V4L2_TYPE_IS_OUTPUT(s->type))
 			return -EINVAL;
 		break;
 	/*