From: Hans Verkuil Date: Thu, 18 Dec 2008 14:16:24 +0000 (-0300) Subject: V4L/DVB (9957): v4l2-subdev: add g_sliced_vbi_cap and add NULL pointer checks X-Git-Tag: v2.6.29-rc1~556^2~147 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=1fe2740ff10b3de1aab8f88f2f05547e5f369035;p=linux-2.6-omap-h63xx.git V4L/DVB (9957): v4l2-subdev: add g_sliced_vbi_cap and add NULL pointer checks Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c index fe1f01c970a..e3612f29d0d 100644 --- a/drivers/media/video/v4l2-subdev.c +++ b/drivers/media/video/v4l2-subdev.c @@ -40,13 +40,13 @@ int v4l2_subdev_command(struct v4l2_subdev *sd, unsigned cmd, void *arg) case VIDIOC_G_CHIP_IDENT: return v4l2_subdev_call(sd, core, g_chip_ident, arg); case VIDIOC_INT_S_STANDBY: - return v4l2_subdev_call(sd, core, s_standby, *(u32 *)arg); + return v4l2_subdev_call(sd, core, s_standby, arg ? (*(u32 *)arg) : 0); case VIDIOC_INT_RESET: - return v4l2_subdev_call(sd, core, reset, *(u32 *)arg); + return v4l2_subdev_call(sd, core, reset, arg ? (*(u32 *)arg) : 0); case VIDIOC_INT_S_GPIO: - return v4l2_subdev_call(sd, core, s_gpio, *(u32 *)arg); + return v4l2_subdev_call(sd, core, s_gpio, arg ? (*(u32 *)arg) : 0); case VIDIOC_INT_INIT: - return v4l2_subdev_call(sd, core, init, *(u32 *)arg); + return v4l2_subdev_call(sd, core, init, arg ? (*(u32 *)arg) : 0); #ifdef CONFIG_VIDEO_ADV_DEBUG case VIDIOC_DBG_G_REGISTER: return v4l2_subdev_call(sd, core, g_register, arg); @@ -90,6 +90,8 @@ int v4l2_subdev_command(struct v4l2_subdev *sd, unsigned cmd, void *arg) return v4l2_subdev_call(sd, video, s_vbi_data, arg); case VIDIOC_INT_G_VBI_DATA: return v4l2_subdev_call(sd, video, g_vbi_data, arg); + case VIDIOC_G_SLICED_VBI_CAP: + return v4l2_subdev_call(sd, video, g_sliced_vbi_cap, arg); case VIDIOC_S_FMT: return v4l2_subdev_call(sd, video, s_fmt, arg); case VIDIOC_G_FMT: diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index bc9e0fbf282..bca25e8eab6 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -110,6 +110,7 @@ struct v4l2_subdev_video_ops { int (*decode_vbi_line)(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi_line); int (*s_vbi_data)(struct v4l2_subdev *sd, const struct v4l2_sliced_vbi_data *vbi_data); int (*g_vbi_data)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *vbi_data); + int (*g_sliced_vbi_cap)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap); int (*s_std_output)(struct v4l2_subdev *sd, v4l2_std_id std); int (*s_stream)(struct v4l2_subdev *sd, int enable); int (*s_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt);