diff options
Diffstat (limited to 'linux/drivers/media/video/bttv.h')
| -rw-r--r-- | linux/drivers/media/video/bttv.h | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/linux/drivers/media/video/bttv.h b/linux/drivers/media/video/bttv.h index 80ab54284..243e3ca02 100644 --- a/linux/drivers/media/video/bttv.h +++ b/linux/drivers/media/video/bttv.h @@ -1,5 +1,5 @@ /* - * $Id: bttv.h,v 1.9 2004/09/15 16:15:24 kraxel Exp $ + * $Id: bttv.h,v 1.10 2004/10/13 10:39:00 kraxel Exp $ * * bttv - Bt848 frame grabber driver * @@ -26,9 +26,9 @@ #define BTTV_HAUPPAUGE 0x02 #define BTTV_STB 0x03 #define BTTV_INTEL 0x04 -#define BTTV_DIAMOND 0x05 -#define BTTV_AVERMEDIA 0x06 -#define BTTV_MATRIX_VISION 0x07 +#define BTTV_DIAMOND 0x05 +#define BTTV_AVERMEDIA 0x06 +#define BTTV_MATRIX_VISION 0x07 #define BTTV_FLYVIDEO 0x08 #define BTTV_TURBOTV 0x09 #define BTTV_HAUPPAUGE878 0x0a @@ -246,7 +246,7 @@ extern int bttv_handle_chipset(struct bttv *btv); /* returns card type + card ID (for bt878-based ones) for possible values see lines below beginning with #define BTTV_UNKNOWN - returns negative value if error occurred + returns negative value if error occurred */ extern int bttv_get_cardinfo(unsigned int card, int *type, unsigned int *cardid); @@ -269,18 +269,18 @@ extern int bttv_read_gpio(unsigned int card, unsigned long *data); /* sets GPDATA register to new value: (data & mask) | (current_GPDATA_value & ~mask) - returns negative value if error occurred + returns negative value if error occurred */ extern int bttv_write_gpio(unsigned int card, unsigned long mask, unsigned long data); -/* returns pointer to task queue which can be used as parameter to +/* returns pointer to task queue which can be used as parameter to interruptible_sleep_on in interrupt handler if BT848_INT_GPINT bit is set - this queue is activated - (wake_up_interruptible) and following call to the function bttv_read_gpio + (wake_up_interruptible) and following call to the function bttv_read_gpio should return new value of GPDATA, returns NULL value if error occurred or queue is not available - WARNING: because there is no buffer for GPIO data, one MUST + WARNING: because there is no buffer for GPIO data, one MUST process data ASAP */ extern wait_queue_head_t* bttv_get_gpio_queue(unsigned int card); |