From 8b6faacd759933841c531c662c7eaa3046676fcc Mon Sep 17 00:00:00 2001 From: "Lad, Prabhakar" Date: Mon, 1 Oct 2012 08:52:48 -0300 Subject: [PATCH] [media] media: davinci: vpfe: fix build error recent patch with commit id 4f996594ceaf6c3f9bc42b40c40b0f7f87b79c86 which makes vidioc_s_crop const, was causing a following build error. vpfe_capture.c: In function 'vpfe_s_crop': vpfe_capture.c:1695: error: assignment of read-only location '*crop' vpfe_capture.c:1706: warning: passing argument 1 of 'ccdc_dev->hw_ops.set_image_window' discards qualifiers from pointer target type vpfe_capture.c:1706: note: expected 'struct v4l2_rect *' but argument is of type 'const struct v4l2_rect *' make[4]: *** [drivers/media/platform/davinci/vpfe_capture.o] Error 1 Signed-off-by: Lad, Prabhakar Signed-off-by: Manjunath Hadli Acked-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/davinci/vpfe_capture.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c index 48052cbffc2b..8be492cd8ed4 100644 --- a/drivers/media/platform/davinci/vpfe_capture.c +++ b/drivers/media/platform/davinci/vpfe_capture.c @@ -1669,6 +1669,7 @@ static int vpfe_s_crop(struct file *file, void *priv, const struct v4l2_crop *crop) { struct vpfe_device *vpfe_dev = video_drvdata(file); + struct v4l2_rect rect = crop->c; int ret = 0; v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_s_crop\n"); @@ -1684,7 +1685,7 @@ static int vpfe_s_crop(struct file *file, void *priv, if (ret) return ret; - if (crop->c.top < 0 || crop->c.left < 0) { + if (rect.top < 0 || rect.left < 0) { v4l2_err(&vpfe_dev->v4l2_dev, "doesn't support negative values for top & left\n"); ret = -EINVAL; @@ -1692,26 +1693,26 @@ static int vpfe_s_crop(struct file *file, void *priv, } /* adjust the width to 16 pixel boundary */ - crop->c.width = ((crop->c.width + 15) & ~0xf); + rect.width = ((rect.width + 15) & ~0xf); /* make sure parameters are valid */ - if ((crop->c.left + crop->c.width > + if ((rect.left + rect.width > vpfe_dev->std_info.active_pixels) || - (crop->c.top + crop->c.height > + (rect.top + rect.height > vpfe_dev->std_info.active_lines)) { v4l2_err(&vpfe_dev->v4l2_dev, "Error in S_CROP params\n"); ret = -EINVAL; goto unlock_out; } - ccdc_dev->hw_ops.set_image_window(&crop->c); - vpfe_dev->fmt.fmt.pix.width = crop->c.width; - vpfe_dev->fmt.fmt.pix.height = crop->c.height; + ccdc_dev->hw_ops.set_image_window(&rect); + vpfe_dev->fmt.fmt.pix.width = rect.width; + vpfe_dev->fmt.fmt.pix.height = rect.height; vpfe_dev->fmt.fmt.pix.bytesperline = ccdc_dev->hw_ops.get_line_length(); vpfe_dev->fmt.fmt.pix.sizeimage = vpfe_dev->fmt.fmt.pix.bytesperline * vpfe_dev->fmt.fmt.pix.height; - vpfe_dev->crop = crop->c; + vpfe_dev->crop = rect; unlock_out: mutex_unlock(&vpfe_dev->lock); return ret; -- 2.34.1