diff options
Diffstat (limited to 'drivers/media/video/bt8xx/bttv-if.c')
| -rw-r--r-- | drivers/media/video/bt8xx/bttv-if.c | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/drivers/media/video/bt8xx/bttv-if.c b/drivers/media/video/bt8xx/bttv-if.c deleted file mode 100644 index a6a540dc9e4..00000000000 --- a/drivers/media/video/bt8xx/bttv-if.c +++ /dev/null @@ -1,121 +0,0 @@ -/* - - bttv-if.c -- old gpio interface to other kernel modules - don't use in new code, will go away in 2.7 - have a look at bttv-gpio.c instead. - - bttv - Bt848 frame grabber driver - - Copyright (C) 1996,97,98 Ralph Metzler (rjkm@thp.uni-koeln.de) - & Marcus Metzler (mocm@thp.uni-koeln.de) - (c) 1999-2003 Gerd Knorr <kraxel@bytesex.org> - - 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 - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - -*/ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <asm/io.h> - -#include "bttvp.h" - -EXPORT_SYMBOL(bttv_get_pcidev); -EXPORT_SYMBOL(bttv_gpio_enable); -EXPORT_SYMBOL(bttv_read_gpio); -EXPORT_SYMBOL(bttv_write_gpio); - -/* ----------------------------------------------------------------------- */ -/* Exported functions - for other modules which want to access the */ -/* gpio ports (IR for example) */ -/* see bttv.h for comments */ - -struct pci_dev* bttv_get_pcidev(unsigned int card) -{ - if (card >= bttv_num) - return NULL; - if (!bttvs[card]) - return NULL; - - return bttvs[card]->c.pci; -} - - -int bttv_gpio_enable(unsigned int card, unsigned long mask, unsigned long data) -{ - struct bttv *btv; - - if (card >= bttv_num) { - return -EINVAL; - } - - btv = bttvs[card]; - if (!btv) - return -ENODEV; - - gpio_inout(mask,data); - if (bttv_gpio) - bttv_gpio_tracking(btv,"extern enable"); - return 0; -} - -int bttv_read_gpio(unsigned int card, unsigned long *data) -{ - struct bttv *btv; - - if (card >= bttv_num) { - return -EINVAL; - } - - btv = bttvs[card]; - if (!btv) - return -ENODEV; - - if(btv->shutdown) { - return -ENODEV; - } - -/* prior setting BT848_GPIO_REG_INP is (probably) not needed - because we set direct input on init */ - *data = gpio_read(); - return 0; -} - -int bttv_write_gpio(unsigned int card, unsigned long mask, unsigned long data) -{ - struct bttv *btv; - - if (card >= bttv_num) { - return -EINVAL; - } - - btv = bttvs[card]; - if (!btv) - return -ENODEV; - -/* prior setting BT848_GPIO_REG_INP is (probably) not needed - because direct input is set on init */ - gpio_bits(mask,data); - if (bttv_gpio) - bttv_gpio_tracking(btv,"extern write"); - return 0; -} - -/* - * Local variables: - * c-basic-offset: 8 - * End: - */ |