diff options
| author |   Hans Verkuil <hans.verkuil@cisco.com> | 2013-03-24 08:28:46 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-03-24 08:47:01 -0300 |
| commit | 977ba3b1b73f24fae2d0c8bd59d7a4696f1e0ccc (patch) | |
| tree | 8a30d06717aacc154e851868c40e2596c3a572be /drivers/media/usb/gspca | |
| parent | [media] ivtv: prepare ivtv for adding const to s_register (diff) | |
| download | linux-dev-977ba3b1b73f24fae2d0c8bd59d7a4696f1e0ccc.tar.xz linux-dev-977ba3b1b73f24fae2d0c8bd59d7a4696f1e0ccc.zip | |
[media] v4l2: add const to argument of write-only s_register ioctl
This ioctl is defined as IOW, so pass the argument as const.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
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/usb/gspca')
| -rw-r--r-- | drivers/media/usb/gspca/gspca.c | 2 | ||||
| -rw-r--r-- | drivers/media/usb/gspca/gspca.h | 8 | ||||
| -rw-r--r-- | drivers/media/usb/gspca/pac7302.c | 2 | ||||
| -rw-r--r-- | drivers/media/usb/gspca/sn9c20x.c | 2 |
4 files changed, 8 insertions, 6 deletions
diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c index 924e032461d0..5995ec4de6bc 100644 --- a/drivers/media/usb/gspca/gspca.c +++ b/drivers/media/usb/gspca/gspca.c @@ -1039,7 +1039,7 @@ static int vidioc_g_register(struct file *file, void *priv, } static int vidioc_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct gspca_dev *gspca_dev = video_drvdata(file); diff --git a/drivers/media/usb/gspca/gspca.h b/drivers/media/usb/gspca/gspca.h index c3af3212d51e..ef8efeb80070 100644 --- a/drivers/media/usb/gspca/gspca.h +++ b/drivers/media/usb/gspca/gspca.h @@ -74,8 +74,10 @@ typedef int (*cam_get_jpg_op) (struct gspca_dev *, struct v4l2_jpegcompression *); typedef int (*cam_set_jpg_op) (struct gspca_dev *, const struct v4l2_jpegcompression *); -typedef int (*cam_reg_op) (struct gspca_dev *, +typedef int (*cam_get_reg_op) (struct gspca_dev *, struct v4l2_dbg_register *); +typedef int (*cam_set_reg_op) (struct gspca_dev *, + const struct v4l2_dbg_register *); typedef int (*cam_ident_op) (struct gspca_dev *, struct v4l2_dbg_chip_ident *); typedef void (*cam_streamparm_op) (struct gspca_dev *, @@ -108,8 +110,8 @@ struct sd_desc { cam_streamparm_op get_streamparm; cam_streamparm_op set_streamparm; #ifdef CONFIG_VIDEO_ADV_DEBUG - cam_reg_op set_register; - cam_reg_op get_register; + cam_set_reg_op set_register; + cam_get_reg_op get_register; #endif cam_ident_op get_chip_ident; #if IS_ENABLED(CONFIG_INPUT) diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c index 682ef3340911..6008c8d546a3 100644 --- a/drivers/media/usb/gspca/pac7302.c +++ b/drivers/media/usb/gspca/pac7302.c @@ -840,7 +840,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, #ifdef CONFIG_VIDEO_ADV_DEBUG static int sd_dbg_s_register(struct gspca_dev *gspca_dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { u8 index; u8 value; diff --git a/drivers/media/usb/gspca/sn9c20x.c b/drivers/media/usb/gspca/sn9c20x.c index 4ec544f4a845..ead9a1f58513 100644 --- a/drivers/media/usb/gspca/sn9c20x.c +++ b/drivers/media/usb/gspca/sn9c20x.c @@ -1598,7 +1598,7 @@ static int sd_dbg_g_register(struct gspca_dev *gspca_dev, } static int sd_dbg_s_register(struct gspca_dev *gspca_dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct sd *sd = (struct sd *) gspca_dev; |