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[v13,13/33] rcar-vin: update bytesperline and sizeimage calculation

Message ID 20180326214456.6655-14-niklas.soderlund+renesas@ragnatech.se (mailing list archive)
State Not Applicable
Headers show

Commit Message

Niklas Söderlund March 26, 2018, 9:44 p.m. UTC 
Remove over complicated logic to calculate the value for bytesperline
and sizeimage that was carried over from the soc_camera port. There is
no need to find the max value of bytesperline and sizeimage from
user-space as they are set to 0 before the max_t() operation.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Hans Verkuil <hans.verkuil@cisco.com>
---
 drivers/media/platform/rcar-vin/rcar-v4l2.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)
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Patch

diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c
index e956a385cc13f5f3..21d765ec9594f95c 100644
--- a/drivers/media/platform/rcar-vin/rcar-v4l2.c
+++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c
@@ -196,10 +196,6 @@  static int __rvin_try_format(struct rvin_dev *vin,
 		pix->pixelformat = RVIN_DEFAULT_FORMAT;
 	}
 
-	/* Always recalculate */
-	pix->bytesperline = 0;
-	pix->sizeimage = 0;
-
 	/* Limit to source capabilities */
 	ret = __rvin_try_format_source(vin, which, pix, source);
 	if (ret)
@@ -234,10 +230,8 @@  static int __rvin_try_format(struct rvin_dev *vin,
 	v4l_bound_align_image(&pix->width, 2, vin->info->max_width, walign,
 			      &pix->height, 4, vin->info->max_height, 2, 0);
 
-	pix->bytesperline = max_t(u32, pix->bytesperline,
-				  rvin_format_bytesperline(pix));
-	pix->sizeimage = max_t(u32, pix->sizeimage,
-			       rvin_format_sizeimage(pix));
+	pix->bytesperline = rvin_format_bytesperline(pix);
+	pix->sizeimage = rvin_format_sizeimage(pix);
 
 	if (vin->info->model == RCAR_M1 &&
 	    pix->pixelformat == V4L2_PIX_FMT_XBGR32) {