diff mbox

[v2,2/4] media: mx2_camera: Add image size HW limits.

Message ID 1351607342-18030-3-git-send-email-javier.martin@vista-silicon.com (mailing list archive)
State Accepted, archived
Headers

Commit Message

Javier Martin Oct. 30, 2012, 2:29 p.m. UTC 
  The CSI has some constraints regarding image with.
This patch makes sure those requirements are met
in try_fmt().

Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
---
 drivers/media/platform/soc_camera/mx2_camera.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/media/platform/soc_camera/mx2_camera.c b/drivers/media/platform/soc_camera/mx2_camera.c
index e1b44b1..bf1178c 100644
--- a/drivers/media/platform/soc_camera/mx2_camera.c
+++ b/drivers/media/platform/soc_camera/mx2_camera.c
@@ -1234,7 +1234,11 @@  static int mx2_camera_try_fmt(struct soc_camera_device *icd,
 		return -EINVAL;
 	}
 
-	/* FIXME: implement MX27 limits */
+	/*
+	 * With must be multiple of 8 as requested by the CSI.
+	 * (Table 39-2 in the i.MX27 Reference Manual).
+	 */
+	pix->width &= ~0x7;
 
 	/* limit to sensor capabilities */
 	mf.width	= pix->width;