diff options
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx-vbi.h')
| -rw-r--r-- | drivers/media/video/cx231xx/cx231xx-vbi.h | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx-vbi.h b/drivers/media/video/cx231xx/cx231xx-vbi.h index c0d89b1..89c7fe8 100644 --- a/drivers/media/video/cx231xx/cx231xx-vbi.h +++ b/drivers/media/video/cx231xx/cx231xx-vbi.h @@ -2,7 +2,7 @@ cx231xx_vbi.h - driver for Conexant Cx23100/101/102 USB video capture devices Copyright (C) 2008 <srinivasa.deevi at conexant dot com> - Based on cx88 driver + Based on cx88 driver This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -24,16 +24,16 @@ extern struct videobuf_queue_ops cx231xx_vbi_qops; -#define NTSC_VBI_START_LINE 10 /* line 10 - 21 */ -#define NTSC_VBI_END_LINE 21 -#define NTSC_VBI_LINES (NTSC_VBI_END_LINE - NTSC_VBI_START_LINE + 1) +#define NTSC_VBI_START_LINE 10 /* line 10 - 21 */ +#define NTSC_VBI_END_LINE 21 +#define NTSC_VBI_LINES (NTSC_VBI_END_LINE-NTSC_VBI_START_LINE+1) -#define PAL_VBI_START_LINE 6 -#define PAL_VBI_END_LINE 23 -#define PAL_VBI_LINES (PAL_VBI_END_LINE - PAL_VBI_START_LINE + 1) +#define PAL_VBI_START_LINE 6 +#define PAL_VBI_END_LINE 23 +#define PAL_VBI_LINES (PAL_VBI_END_LINE-PAL_VBI_START_LINE+1) -#define VBI_STRIDE 1440 -#define VBI_SAMPLES_PER_LINE 1440 +#define VBI_STRIDE 1440 +#define VBI_SAMPLES_PER_LINE 1440 #define CX231XX_NUM_VBI_PACKETS 4 #define CX231XX_NUM_VBI_BUFS 5 @@ -41,21 +41,23 @@ extern struct videobuf_queue_ops cx231xx_vbi_qops; /* stream functions */ int cx231xx_init_vbi_isoc(struct cx231xx *dev, int max_packets, int num_bufs, int max_pkt_size, - int (*isoc_copy) (struct cx231xx * dev, - struct urb * urb)); + int (*isoc_copy) (struct cx231xx *dev, + struct urb *urb)); void cx231xx_uninit_vbi_isoc(struct cx231xx *dev); /* vbi data copy functions */ u32 cx231xx_get_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, - u8 sav_eav, u8 * p_buffer, u32 buffer_size); + u8 sav_eav, u8 *p_buffer, u32 buffer_size); + u32 cx231xx_copy_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, - u8 * p_line, u32 length, int field_number); + u8 *p_line, u32 length, int field_number); + void cx231xx_reset_vbi_buffer(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q); int cx231xx_do_vbi_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q, - u8 * p_buffer, u32 bytes_to_copy); + u8 *p_buffer, u32 bytes_to_copy); u8 cx231xx_is_vbi_buffer_done(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q); |
