diff options
Diffstat (limited to 'linux/drivers/usb/media/em2820-input.c')
| -rw-r--r-- | linux/drivers/usb/media/em2820-input.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/linux/drivers/usb/media/em2820-input.c b/linux/drivers/usb/media/em2820-input.c deleted file mode 100644 index 896f5cc0e..000000000 --- a/linux/drivers/usb/media/em2820-input.c +++ /dev/null @@ -1,183 +0,0 @@ -/* - * $Id: em2820-input.c,v 1.6 2005/10/18 14:16:40 mchehab Exp $ - * - * handle saa7134 IR remotes via linux kernel input layer. - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/input.h> -#include <linux/usb.h> - -#include "compat.h" -#include "em2820.h" - -static unsigned int disable_ir = 0; -module_param(disable_ir, int, 0444); -MODULE_PARM_DESC(disable_ir,"disable infrared remote support"); - -static unsigned int ir_debug = 0; -module_param(ir_debug, int, 0644); -MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]"); - -#define dprintk(fmt, arg...) if (ir_debug) \ - printk(KERN_DEBUG "%s/ir: " fmt, ir->c.name , ## arg) - -/* ---------------------------------------------------------------------- */ - -static IR_KEYTAB_TYPE ir_codes_em_terratec[IR_KEYTAB_SIZE] = { - [ 0x01 ] = KEY_CHANNEL, - [ 0x02 ] = KEY_SELECT, - [ 0x03 ] = KEY_MUTE, - [ 0x04 ] = KEY_POWER, - [ 0x05 ] = KEY_KP1, - [ 0x06 ] = KEY_KP2, - [ 0x07 ] = KEY_KP3, - [ 0x08 ] = KEY_CHANNELUP, - [ 0x09 ] = KEY_KP4, - [ 0x0a ] = KEY_KP5, - [ 0x0b ] = KEY_KP6, - [ 0x0c ] = KEY_CHANNELDOWN, - [ 0x0d ] = KEY_KP7, - [ 0x0e ] = KEY_KP8, - [ 0x0f ] = KEY_KP9, - [ 0x10 ] = KEY_VOLUMEUP, - [ 0x11 ] = KEY_KP0, - [ 0x12 ] = KEY_MENU, - [ 0x13 ] = KEY_PRINT, - [ 0x14 ] = KEY_VOLUMEDOWN, - [ 0x16 ] = KEY_PAUSE, - [ 0x18 ] = KEY_RECORD, - [ 0x19 ] = KEY_REWIND, - [ 0x1a ] = KEY_PLAY, - [ 0x1b ] = KEY_FORWARD, - [ 0x1c ] = KEY_BACKSPACE, - [ 0x1e ] = KEY_STOP, - [ 0x40 ] = KEY_ZOOM, -}; - -/* ----------------------------------------------------------------------- */ - -static int get_key_terratec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) -{ - unsigned char b; - - /* poll IR chip */ - if (1 != i2c_master_recv(&ir->c,&b,1)) { - dprintk("read error\n"); - return -EIO; - } - - /* it seems that 0xFE indicates that a button is still hold - down, while 0xff indicates that no button is hold - down. 0xfe sequences are sometimes interrupted by 0xFF */ - - dprintk("key %02x\n", b); - - if (b == 0xff) - return 0; - - if (b == 0xfe) - /* keep old data */ - return 1; - - *ir_key = b; - *ir_raw = b; - return 1; -} - - -static int get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) -{ - unsigned char buf[2]; - unsigned char code; - - /* poll IR chip */ - if (2 != i2c_master_recv(&ir->c,buf,2)) - return -EIO; - - /* Does eliminate repeated parity code */ - if (buf[1]==0xff) - return 0; - - /* avoid fast reapeating */ - if (buf[1]==ir->old) - return 0; - ir->old=buf[1]; - - /* Rearranges bits to the right order */ - code= ((buf[0]&0x01)<<5) | /* 0010 0000 */ - ((buf[0]&0x02)<<3) | /* 0001 0000 */ - ((buf[0]&0x04)<<1) | /* 0000 1000 */ - ((buf[0]&0x08)>>1) | /* 0000 0100 */ - ((buf[0]&0x10)>>3) | /* 0000 0010 */ - ((buf[0]&0x20)>>5); /* 0000 0001 */ - - dprintk("ir hauppauge (em2840): code=0x%02x (rcv=0x%02x)\n",code,buf[0]); - - /* return key */ - *ir_key = code; - *ir_raw = code; - return 1; -} - -/* ----------------------------------------------------------------------- */ -void em2820_set_ir(struct em2820 * dev,struct IR_i2c *ir) -{ - if (disable_ir) { - ir->get_key=NULL; - return ; - } - - /* detect & configure */ - switch (dev->model) { - case (EM2800_BOARD_UNKNOWN): - break; - case (EM2820_BOARD_UNKNOWN): - break; - case (EM2800_BOARD_TERRATEC_CINERGY_200): - case (EM2820_BOARD_TERRATEC_CINERGY_250): - ir->ir_codes = ir_codes_em_terratec; - ir->get_key = get_key_terratec; - snprintf(ir->c.name, sizeof(ir->c.name), "i2c IR (EM2820 Terratec)"); - break; - case (EM2820_BOARD_PINNACLE_USB_2): - break; - case (EM2820_BOARD_HAUPPAUGE_WINTV_USB_2): - ir->ir_codes = ir_codes_hauppauge_new; - ir->get_key = get_key_em_haup; - snprintf(ir->c.name, sizeof(ir->c.name), "i2c IR (EM2840 Hauppauge)"); - break; - case (EM2820_BOARD_MSI_VOX_USB_2): - break; - case (EM2800_BOARD_LEADTEK_WINFAST_USBII): - break; - case (EM2800_BOARD_KWORLD_USB2800): - break; - } -} - -/* ---------------------------------------------------------------------- - * Local variables: - * c-basic-offset: 8 - * End: - */ |