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V4L/DVB (3419): added some VBI macros and moved minor definitions to header file

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- 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>
This commit is contained in:
Mauro Carvalho Chehab 2006-01-23 17:11:07 -02:00 committed by Mauro Carvalho Chehab
parent c835ac24e2
commit 4d0dddb107
2 changed files with 41 additions and 13 deletions
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16
drivers/media/video/videodev.c
View File

@ -279,23 +279,23 @@ 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:

38
include/linux/videodev2.h
View File

@ -21,7 +21,7 @@
#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
/*
@ -48,6 +48,16 @@
#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
@ -949,13 +959,15 @@ 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)
@ -976,8 +988,24 @@ 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 |\