[media] OMAP_VOUT: CLEANUP: Make rotation related helper functions more descriptive

Rename rotation_enabled() and rotate_90_or_270() to is_rotation_enabled()
and is_rotation_90_or_270() to make them more descriptive.

Signed-off-by: Archit Taneja <archit@ti.com>
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/omap/omap_vout.c

@@ -343,7 +343,7 @@ static int omap_vout_vrfb_buffer_setup(struct omap_vout_device *vout,
 	/* Allocate the VRFB buffers only if the buffers are not
 	 * allocated during init time.
 	 */
-	if ((rotation_enabled(vout)) && !vout->vrfb_static_allocation)
+	if ((is_rotation_enabled(vout)) && !vout->vrfb_static_allocation)
 		if (omap_vout_allocate_vrfb_buffers(vout, count, startindex))
 			return -ENOMEM;
 
@@ -419,7 +419,7 @@ static int omap_vout_calculate_offset(struct omap_vout_device *vout)
 
 	if (V4L2_PIX_FMT_YUYV == pix->pixelformat ||
 			V4L2_PIX_FMT_UYVY == pix->pixelformat) {
-		if (rotation_enabled(vout)) {
+		if (is_rotation_enabled(vout)) {
 			/*
 			 * ps    - Actual pixel size for YUYV/UYVY for
 			 *         VRFB/Mirroring is 4 bytes
@@ -439,7 +439,7 @@ static int omap_vout_calculate_offset(struct omap_vout_device *vout)
 	vout->ps = ps;
 	vout->vr_ps = vr_ps;
 
-	if (rotation_enabled(vout)) {
+	if (is_rotation_enabled(vout)) {
 		line_length = MAX_PIXELS_PER_LINE;
 		ctop = (pix->height - crop->height) - crop->top;
 		cleft = (pix->width - crop->width) - crop->left;
@@ -578,7 +578,7 @@ static int omapvid_setup_overlay(struct omap_vout_device *vout,
 	/* Setup the input plane parameters according to
 	 * rotation value selected.
 	 */
-	if (rotate_90_or_270(vout)) {
+	if (is_rotation_90_or_270(vout)) {
 		cropheight = vout->crop.width;
 		cropwidth = vout->crop.height;
 		pixheight = vout->pix.width;
@@ -602,7 +602,7 @@ static int omapvid_setup_overlay(struct omap_vout_device *vout,
 	info.out_width = outw;
 	info.out_height = outh;
 	info.global_alpha = vout->win.global_alpha;
-	if (!rotation_enabled(vout)) {
+	if (!is_rotation_enabled(vout)) {
 		info.rotation = 0;
 		info.rotation_type = OMAP_DSS_ROT_DMA;
 		info.screen_width = pixwidth;
@@ -857,11 +857,11 @@ static int omap_vout_buffer_setup(struct videobuf_queue *q, unsigned int *count,
 	if (V4L2_MEMORY_MMAP == vout->memory && *count < startindex)
 		*count = startindex;
 
-	if ((rotation_enabled(vout)) && *count > VRFB_NUM_BUFS)
+	if ((is_rotation_enabled(vout)) && *count > VRFB_NUM_BUFS)
 		*count = VRFB_NUM_BUFS;
 
 	/* If rotation is enabled, allocate memory for VRFB space also */
-	if (rotation_enabled(vout))
+	if (is_rotation_enabled(vout))
 		if (omap_vout_vrfb_buffer_setup(vout, count, startindex))
 			return -ENOMEM;
 
@@ -887,7 +887,7 @@ static int omap_vout_buffer_setup(struct videobuf_queue *q, unsigned int *count,
 		virt_addr = omap_vout_alloc_buffer(vout->buffer_size,
 				&phy_addr);
 		if (!virt_addr) {
-			if (!rotation_enabled(vout))
+			if (!is_rotation_enabled(vout))
 				break;
 			/* Free the VRFB buffers if no space for V4L2 buffers */
 			for (j = i; j < *count; j++) {
@@ -981,7 +981,7 @@ static int omap_vout_buffer_prepare(struct videobuf_queue *q,
 		vout->queued_buf_addr[vb->i] = (u8 *)vout->buf_phy_addr[vb->i];
 	}
 
-	if (!rotation_enabled(vout))
+	if (!is_rotation_enabled(vout))
 		return 0;
 
 	dmabuf = vout->buf_phy_addr[vb->i];
@@ -1348,7 +1348,7 @@ static int vidioc_s_fmt_vid_out(struct file *file, void *fh,
 
 	/* We dont support RGB24-packed mode if vrfb rotation
 	 * is enabled*/
-	if ((rotation_enabled(vout)) &&
+	if ((is_rotation_enabled(vout)) &&
 			f->fmt.pix.pixelformat == V4L2_PIX_FMT_RGB24) {
 		ret = -EINVAL;
 		goto s_fmt_vid_out_exit;
@@ -1356,7 +1356,7 @@ static int vidioc_s_fmt_vid_out(struct file *file, void *fh,
 
 	/* get the framebuffer parameters */
 
-	if (rotate_90_or_270(vout)) {
+	if (is_rotation_90_or_270(vout)) {
 		vout->fbuf.fmt.height = timing->x_res;
 		vout->fbuf.fmt.width = timing->y_res;
 	} else {
@@ -1536,7 +1536,7 @@ static int vidioc_s_crop(struct file *file, void *fh, struct v4l2_crop *crop)
 	/* get the display device attached to the overlay */
 	timing = &ovl->manager->device->panel.timings;
 
-	if (rotate_90_or_270(vout)) {
+	if (is_rotation_90_or_270(vout)) {
 		vout->fbuf.fmt.height = timing->x_res;
 		vout->fbuf.fmt.width = timing->y_res;
 	} else {
@@ -1784,7 +1784,7 @@ static int vidioc_qbuf(struct file *file, void *fh,
 		}
 	}
 
-	if ((rotation_enabled(vout)) &&
+	if ((is_rotation_enabled(vout)) &&
 			vout->vrfb_dma_tx.req_status == DMA_CHAN_NOT_ALLOTED) {
 		v4l2_warn(&vout->vid_dev->v4l2_dev,
 				"DMA Channel not allocated for Rotation\n");

drivers/media/video/omap/omap_voutdef.h

@@ -173,7 +173,7 @@ struct omap_vout_device {
 /*
  * Return true if rotation is 90 or 270
  */
-static inline int rotate_90_or_270(const struct omap_vout_device *vout)
+static inline int is_rotation_90_or_270(const struct omap_vout_device *vout)
 {
 	return (vout->rotation == dss_rotation_90_degree ||
 			vout->rotation == dss_rotation_270_degree);
@@ -182,7 +182,7 @@ static inline int rotate_90_or_270(const struct omap_vout_device *vout)
 /*
  * Return true if rotation is enabled
  */
-static inline int rotation_enabled(const struct omap_vout_device *vout)
+static inline int is_rotation_enabled(const struct omap_vout_device *vout)
 {
 	return vout->rotation || vout->mirror;
 }