diff options
| author | Hans Verkuil <hans.verkuil@cisco.com> | 2013-03-15 06:10:40 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-03-24 06:47:00 -0300 |
| commit | 314527acbbb3f33f72c2ef19d8cfabcada9912a5 (patch) | |
| tree | 871021b9e888444f9f71f5c12ecf0272d77fdf8d /drivers/media/platform/davinci/vpfe_capture.c | |
| parent | 2f73c7c582a685b3198b974cd6d964d0338f8ab5 (diff) | |
[media] v4l2: pass std by value to the write-only s_std ioctl
This ioctl is defined as IOW, so pass the argument by value instead of by
reference. I could have chosen to add const instead, but this is 1) easier
to handle in drivers and 2) consistent with the s_std subdev operation.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/davinci/vpfe_capture.c')
| -rw-r--r-- | drivers/media/platform/davinci/vpfe_capture.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c index 3d1af670482..20db8a07799 100644 --- a/drivers/media/platform/davinci/vpfe_capture.c +++ b/drivers/media/platform/davinci/vpfe_capture.c @@ -376,7 +376,7 @@ static int vpfe_config_ccdc_image_format(struct vpfe_device *vpfe_dev) * values in ccdc */ static int vpfe_config_image_format(struct vpfe_device *vpfe_dev, - const v4l2_std_id *std_id) + v4l2_std_id std_id) { struct vpfe_subdev_info *sdinfo = vpfe_dev->current_subdev; struct v4l2_mbus_framefmt mbus_fmt; @@ -384,7 +384,7 @@ static int vpfe_config_image_format(struct vpfe_device *vpfe_dev, int i, ret = 0; for (i = 0; i < ARRAY_SIZE(vpfe_standards); i++) { - if (vpfe_standards[i].std_id & *std_id) { + if (vpfe_standards[i].std_id & std_id) { vpfe_dev->std_info.active_pixels = vpfe_standards[i].width; vpfe_dev->std_info.active_lines = @@ -461,7 +461,7 @@ static int vpfe_initialize_device(struct vpfe_device *vpfe_dev) /* Configure the default format information */ ret = vpfe_config_image_format(vpfe_dev, - &vpfe_standards[vpfe_dev->std_index].std_id); + vpfe_standards[vpfe_dev->std_index].std_id); if (ret) return ret; @@ -1168,7 +1168,7 @@ static int vpfe_s_input(struct file *file, void *priv, unsigned int index) /* set the default image parameters in the device */ ret = vpfe_config_image_format(vpfe_dev, - &vpfe_standards[vpfe_dev->std_index].std_id); + vpfe_standards[vpfe_dev->std_index].std_id); unlock_out: mutex_unlock(&vpfe_dev->lock); return ret; @@ -1193,7 +1193,7 @@ static int vpfe_querystd(struct file *file, void *priv, v4l2_std_id *std_id) return ret; } -static int vpfe_s_std(struct file *file, void *priv, v4l2_std_id *std_id) +static int vpfe_s_std(struct file *file, void *priv, v4l2_std_id std_id) { struct vpfe_device *vpfe_dev = video_drvdata(file); struct vpfe_subdev_info *sdinfo; @@ -1215,7 +1215,7 @@ static int vpfe_s_std(struct file *file, void *priv, v4l2_std_id *std_id) } ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev, sdinfo->grp_id, - core, s_std, *std_id); + core, s_std, std_id); if (ret < 0) { v4l2_err(&vpfe_dev->v4l2_dev, "Failed to set standard\n"); goto unlock_out; |