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| author | Mauro Carvalho Chehab <devnull@localhost> | 2006-01-21 21:42:15 +0000 |
|---|---|---|
| committer | Mauro Carvalho Chehab <devnull@localhost> | 2006-01-21 21:42:15 +0000 |
| commit | b702770892b1af21633d0703914343bdfc4547c2 (patch) | |
| tree | 20ee8ec3060a61b35a4eb837d5af97282afaab85 /linux | |
| parent | a9eb36aa2780b3c7e3363bb392c804a55ae07422 (diff) | |
| download | mediapointer-dvb-s2-b702770892b1af21633d0703914343bdfc4547c2.tar.gz mediapointer-dvb-s2-b702770892b1af21633d0703914343bdfc4547c2.tar.bz2 | |
added some VBI macros and moved minor definitions to header file
From: Mauro Carvalho Chehab <mchehab@infradead.org>
- Moved some hardcoded minor numbers to videodev2.h
- Included more comments for sliced VBI standards
- Included some VBI macros to group similar standards
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'linux')
| -rw-r--r-- | linux/drivers/media/video/videodev.c | 16 | ||||
| -rw-r--r-- | linux/include/linux/videodev2.h | 38 |
2 files changed, 41 insertions, 13 deletions
diff --git a/linux/drivers/media/video/videodev.c b/linux/drivers/media/video/videodev.c index 7a20ebacf..98a9deaf2 100644 --- a/linux/drivers/media/video/videodev.c +++ b/linux/drivers/media/video/videodev.c @@ -293,23 +293,23 @@ int video_register_device(struct video_device *vfd, int type, int nr) switch(type) { case VFL_TYPE_GRABBER: - base=0; - end=64; + base=MINOR_VFL_TYPE_GRABBER_MIN; + end=MINOR_VFL_TYPE_GRABBER_MAX+1; name_base = "video"; break; case VFL_TYPE_VTX: - base=192; - end=224; + base=MINOR_VFL_TYPE_VTX_MIN; + end=MINOR_VFL_TYPE_VTX_MAX+1; name_base = "vtx"; break; case VFL_TYPE_VBI: - base=224; - end=256; + base=MINOR_VFL_TYPE_VBI_MIN; + end=MINOR_VFL_TYPE_VBI_MAX+1; name_base = "vbi"; break; case VFL_TYPE_RADIO: - base=64; - end=128; + base=MINOR_VFL_TYPE_RADIO_MIN; + end=MINOR_VFL_TYPE_RADIO_MAX+1; name_base = "radio"; break; default: diff --git a/linux/include/linux/videodev2.h b/linux/include/linux/videodev2.h index 61fa29a05..e2e28e450 100644 --- a/linux/include/linux/videodev2.h +++ b/linux/include/linux/videodev2.h @@ -26,7 +26,7 @@ #include <linux/compiler.h> /* need __user */ -#define OBSOLETE_OWNER 1 /* It will be removed for 2.6.15 */ +#define OBSOLETE_OWNER 1 /* It will be removed for 2.6.17 */ #define HAVE_V4L2 1 /* @@ -53,6 +53,16 @@ #ifdef __KERNEL__ +/* Minor device allocation */ +#define MINOR_VFL_TYPE_GRABBER_MIN 0 +#define MINOR_VFL_TYPE_GRABBER_MAX 63 +#define MINOR_VFL_TYPE_RADIO_MIN 64 +#define MINOR_VFL_TYPE_RADIO_MAX 127 +#define MINOR_VFL_TYPE_VTX_MIN 192 +#define MINOR_VFL_TYPE_VTX_MAX 223 +#define MINOR_VFL_TYPE_VBI_MIN 224 +#define MINOR_VFL_TYPE_VBI_MAX 255 + #define VFL_TYPE_GRABBER 0 #define VFL_TYPE_VBI 1 #define VFL_TYPE_RADIO 2 @@ -975,13 +985,15 @@ struct v4l2_sliced_vbi_format __u32 reserved[2]; /* must be zero */ }; -/* Teletext WST, defined on ITU-R BT.653-2 */ +/* Teletext World System Teletext + (WST), defined on ITU-R BT.653-2 */ #define V4L2_SLICED_TELETEXT_PAL_B (0x000001) #define V4L2_SLICED_TELETEXT_PAL_C (0x000002) #define V4L2_SLICED_TELETEXT_NTSC_B (0x000010) #define V4L2_SLICED_TELETEXT_SECAM (0x000020) -/* Teletext NABTS, defined on ITU-R BT.653-2 */ +/* Teletext North American Broadcast Teletext Specification + (NABTS), defined on ITU-R BT.653-2 */ #define V4L2_SLICED_TELETEXT_NTSC_C (0x000040) #define V4L2_SLICED_TELETEXT_NTSC_D (0x000080) @@ -1002,8 +1014,24 @@ struct v4l2_sliced_vbi_format #define V4l2_SLICED_VITC_625 (0x010000) #define V4l2_SLICED_VITC_525 (0x020000) -/* Compat macro - Should be removed for 2.6.18 */ -#define V4L2_SLICED_TELETEXT_B V4L2_SLICED_TELETEXT_PAL_B +#define V4L2_SLICED_TELETEXT_B (V4L2_SLICED_TELETEXT_PAL_B |\ + V4L2_SLICED_TELETEXT_NTSC_B) + +#define V4L2_SLICED_TELETEXT (V4L2_SLICED_TELETEXT_PAL_B |\ + V4L2_SLICED_TELETEXT_PAL_C |\ + V4L2_SLICED_TELETEXT_SECAM |\ + V4L2_SLICED_TELETEXT_NTSC_B |\ + V4L2_SLICED_TELETEXT_NTSC_C |\ + V4L2_SLICED_TELETEXT_NTSC_D) + +#define V4L2_SLICED_CAPTION (V4L2_SLICED_CAPTION_525 |\ + V4L2_SLICED_CAPTION_625) + +#define V4L2_SLICED_WSS (V4L2_SLICED_WSS_525 |\ + V4L2_SLICED_WSS_625) + +#define V4L2_SLICED_VITC (V4L2_SLICED_VITC_525 |\ + V4L2_SLICED_VITC_625) #define V4L2_SLICED_VBI_525 (V4L2_SLICED_TELETEXT_NTSC_B |\ V4L2_SLICED_TELETEXT_NTSC_C |\ |