/* * $Id: saa7134-input.c,v 1.16 2004/12/10 12:33:39 kraxel 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 #include #include #include #include #include #include #include "saa7134-reg.h" #include "saa7134.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, dev->name , ## arg) /* ---------------------------------------------------------------------- */ static IR_KEYTAB_TYPE flyvideo_codes[IR_KEYTAB_SIZE] = { [ 15 ] = KEY_KP0, [ 3 ] = KEY_KP1, [ 4 ] = KEY_KP2, [ 5 ] = KEY_KP3, [ 7 ] = KEY_KP4, [ 8 ] = KEY_KP5, [ 9 ] = KEY_KP6, [ 11 ] = KEY_KP7, [ 12 ] = KEY_KP8, [ 13 ] = KEY_KP9, [ 14 ] = KEY_TUNER, // Air/Cable [ 17 ] = KEY_VIDEO, // Video [ 21 ] = KEY_AUDIO, // Audio [ 0 ] = KEY_POWER, // Pover [ 2 ] = KEY_ZOOM, // Fullscreen [ 27 ] = KEY_MUTE, // Mute [ 20 ] = KEY_VOLUMEUP, [ 23 ] = KEY_VOLUMEDOWN, [ 18 ] = KEY_CHANNELUP, // Channel + [ 19 ] = KEY_CHANNELDOWN, // Channel - [ 6 ] = KEY_AGAIN, // Recal [ 16 ] = KEY_KPENTER, // Enter #if 1 /* FIXME */ [ 26 ] = KEY_F22, // Stereo [ 24 ] = KEY_EDIT, // AV Source #endif }; static IR_KEYTAB_TYPE cinergy_codes[IR_KEYTAB_SIZE] = { [ 0 ] = KEY_KP0, [ 1 ] = KEY_KP1, [ 2 ] = KEY_KP2, [ 3 ] = KEY_KP3, [ 4 ] = KEY_KP4, [ 5 ] = KEY_KP5, [ 6 ] = KEY_KP6, [ 7 ] = KEY_KP7, [ 8 ] = KEY_KP8, [ 9 ] = KEY_KP9, [ 0x0a ] = KEY_POWER, [ 0x0b ] = KEY_PROG1, // app [ 0x0c ] = KEY_ZOOM, // zoom/fullscreen [ 0x0d ] = KEY_CHANNELUP, // channel [ 0x0e ] = KEY_CHANNELDOWN, // channel- [ 0x0f ] = KEY_VOLUMEUP, [ 0x10 ] = KEY_VOLUMEDOWN, [ 0x11 ] = KEY_TUNER, // AV [ 0x12 ] = KEY_NUMLOCK, // -/-- [ 0x13 ] = KEY_AUDIO, // audio [ 0x14 ] = KEY_MUTE, [ 0x15 ] = KEY_UP, [ 0x16 ] = KEY_DOWN, [ 0x17 ] = KEY_LEFT, [ 0x18 ] = KEY_RIGHT, [ 0x19 ] = BTN_LEFT, [ 0x1a ] = BTN_RIGHT, [ 0x1b ] = KEY_WWW, // text [ 0x1c ] = KEY_REWIND, [ 0x1d ] = KEY_FORWARD, [ 0x1e ] = KEY_RECORD, [ 0x1f ] = KEY_PLAY, [ 0x20 ] = KEY_PREVIOUSSONG, [ 0x21 ] = KEY_NEXTSONG, [ 0x22 ] = KEY_PAUSE, [ 0x23 ] = KEY_STOP, }; /* Alfons Geser * updates from Job D. R. Borges */ static IR_KEYTAB_TYPE eztv_codes[IR_KEYTAB_SIZE] = { [ 18 ] = KEY_POWER, [ 1 ] = KEY_TV, // DVR [ 21 ] = KEY_DVD, // DVD [ 23 ] = KEY_AUDIO, // music // DVR mode / DVD mode / music mode [ 27 ] = KEY_MUTE, // mute [ 2 ] = KEY_LANGUAGE, // MTS/SAP / audio / autoseek [ 30 ] = KEY_SUBTITLE, // closed captioning / subtitle / seek [ 22 ] = KEY_ZOOM, // full screen [ 28 ] = KEY_VIDEO, // video source / eject / delall [ 29 ] = KEY_RESTART, // playback / angle / del [ 47 ] = KEY_SEARCH, // scan / menu / playlist [ 48 ] = KEY_CHANNEL, // CH surfing / bookmark / memo [ 49 ] = KEY_HELP, // help [ 50 ] = KEY_MODE, // num/memo [ 51 ] = KEY_ESC, // cancel [ 12 ] = KEY_UP, // up [ 16 ] = KEY_DOWN, // down [ 8 ] = KEY_LEFT, // left [ 4 ] = KEY_RIGHT, // right [ 3 ] = KEY_SELECT, // select [ 31 ] = KEY_REWIND, // rewind [ 32 ] = KEY_PLAYPAUSE, // play/pause [ 41 ] = KEY_FORWARD, // forward [ 20 ] = KEY_AGAIN, // repeat [ 43 ] = KEY_RECORD, // recording [ 44 ] = KEY_STOP, // stop [ 45 ] = KEY_PLAY, // play [ 46 ] = KEY_SHUFFLE, // snapshot / shuffle [ 0 ] = KEY_KP0, [ 5 ] = KEY_KP1, [ 6 ] = KEY_KP2, [ 7 ] = KEY_KP3, [ 9 ] = KEY_KP4, [ 10 ] = KEY_KP5, [ 11 ] = KEY_KP6, [ 13 ] = KEY_KP7, [ 14 ] = KEY_KP8, [ 15 ] = KEY_KP9, [ 42 ] = KEY_VOLUMEUP, [ 17 ] = KEY_VOLUMEDOWN, [ 24 ] = KEY_CHANNELUP, // CH.tracking up [ 25 ] = KEY_CHANNELDOWN, // CH.tracking down [ 19 ] = KEY_KPENTER, // enter [ 33 ] = KEY_KPDOT, // . (decimal dot) }; static IR_KEYTAB_TYPE avacssmart_codes[IR_KEYTAB_SIZE] = { [ 30 ] = KEY_POWER, // power [ 28 ] = KEY_SEARCH, // scan [ 7 ] = KEY_SELECT, // source [ 22 ] = KEY_VOLUMEUP, [ 20 ] = KEY_VOLUMEDOWN, [ 31 ] = KEY_CHANNELUP, [ 23 ] = KEY_CHANNELDOWN, [ 24 ] = KEY_MUTE, [ 2 ] = KEY_KP0, [ 1 ] = KEY_KP1, [ 11 ] = KEY_KP2, [ 27 ] = KEY_KP3, [ 5 ] = KEY_KP4, [ 9 ] = KEY_KP5, [ 21 ] = KEY_KP6, [ 6 ] = KEY_KP7, [ 10 ] = KEY_KP8, [ 18 ] = KEY_KP9, [ 16 ] = KEY_KPDOT, [ 3 ] = KEY_TUNER, // tv/fm [ 4 ] = KEY_REWIND, // fm tuning left or function left [ 12 ] = KEY_FORWARD, // fm tuning right or function right [ 0 ] = KEY_RECORD, [ 8 ] = KEY_STOP, [ 17 ] = KEY_PLAY, [ 25 ] = KEY_ZOOM, [ 14 ] = KEY_MENU, // function [ 19 ] = KEY_AGAIN, // recall [ 29 ] = KEY_RESTART, // reset // FIXME [ 13 ] = KEY_F21, // mts [ 15 ] = KEY_F22, // min [ 26 ] = KEY_F23, // freeze }; /* Alex Hermann */ static IR_KEYTAB_TYPE md2819_codes[IR_KEYTAB_SIZE] = { [ 40 ] = KEY_KP1, [ 24 ] = KEY_KP2, [ 56 ] = KEY_KP3, [ 36 ] = KEY_KP4, [ 20 ] = KEY_KP5, [ 52 ] = KEY_KP6, [ 44 ] = KEY_KP7, [ 28 ] = KEY_KP8, [ 60 ] = KEY_KP9, [ 34 ] = KEY_KP0, [ 32 ] = KEY_TV, // TV/FM [ 16 ] = KEY_CD, // CD [ 48 ] = KEY_TEXT, // TELETEXT [ 0 ] = KEY_POWER, // POWER [ 8 ] = KEY_VIDEO, // VIDEO [ 4 ] = KEY_AUDIO, // AUDIO [ 12 ] = KEY_ZOOM, // FULL SCREEN [ 18 ] = KEY_SUBTITLE, // DISPLAY - ??? [ 50 ] = KEY_REWIND, // LOOP - ??? [ 2 ] = KEY_PRINT, // PREVIEW - ??? [ 42 ] = KEY_SEARCH, // AUTOSCAN [ 26 ] = KEY_SLEEP, // FREEZE - ??? [ 58 ] = KEY_SHUFFLE, // SNAPSHOT - ??? [ 10 ] = KEY_MUTE, // MUTE [ 38 ] = KEY_RECORD, // RECORD [ 22 ] = KEY_PAUSE, // PAUSE [ 54 ] = KEY_STOP, // STOP [ 6 ] = KEY_PLAY, // PLAY [ 46 ] = KEY_RED, // [ 33 ] = KEY_GREEN, // [ 14 ] = KEY_YELLOW, // [ 1 ] = KEY_BLUE, // [ 30 ] = KEY_VOLUMEDOWN, // VOLUME- [ 62 ] = KEY_VOLUMEUP, // VOLUME+ [ 17 ] = KEY_CHANNELDOWN, // CHANNEL/PAGE- [ 49 ] = KEY_CHANNELUP // CHANNEL/PAGE+ }; static IR_KEYTAB_TYPE videomate_tv_pvr_codes[IR_KEYTAB_SIZE] = { [ 20 ] = KEY_MUTE, [ 36 ] = KEY_ZOOM, [ 1 ] = KEY_DVD, [ 35 ] = KEY_RADIO, [ 0 ] = KEY_TV, [ 10 ] = KEY_REWIND, [ 8 ] = KEY_PLAYPAUSE, [ 15 ] = KEY_FORWARD, [ 2 ] = KEY_PREVIOUS, [ 7 ] = KEY_STOP, [ 6 ] = KEY_NEXT, [ 12 ] = KEY_UP, [ 14 ] = KEY_DOWN, [ 11 ] = KEY_LEFT, [ 13 ] = KEY_RIGHT, [ 17 ] = KEY_OK, [ 3 ] = KEY_MENU, [ 9 ] = KEY_SETUP, [ 5 ] = KEY_VIDEO, [ 34 ] = KEY_CHANNEL, [ 18 ] = KEY_VOLUMEUP, [ 21 ] = KEY_VOLUMEDOWN, [ 16 ] = KEY_CHANNELUP, [ 19 ] = KEY_CHANNELDOWN, [ 4 ] = KEY_RECORD, [ 22 ] = KEY_KP1, [ 23 ] = KEY_KP2, [ 24 ] = KEY_KP3, [ 25 ] = KEY_KP4, [ 26 ] = KEY_KP5, [ 27 ] = KEY_KP6, [ 28 ] = KEY_KP7, [ 29 ] = KEY_KP8, [ 30 ] = KEY_KP9, [ 31 ] = KEY_KP0, [ 32 ] = KEY_LANGUAGE, [ 33 ] = KEY_SLEEP, }; /* ---------------------------------------------------------------------- */ static int build_key(struct saa7134_dev *dev) { struct saa7134_ir *ir = dev->remote; u32 gpio, data; /* rising SAA7134_GPIO_GPRESCAN reads the status */ saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); if (ir->polling) { if (ir->last_gpio == gpio) return 0; ir->last_gpio = gpio; } data = ir_extract_bits(gpio, ir->mask_keycode); dprintk("build_key gpio=0x%x mask=0x%x data=%d\n", gpio, ir->mask_keycode, data); if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) || (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) { ir_input_keydown(&ir->dev,&ir->ir,data,data); } else { ir_input_nokey(&ir->dev,&ir->ir); } return 0; } /* ---------------------------------------------------------------------- */ void saa7134_input_irq(struct saa7134_dev *dev) { struct saa7134_ir *ir = dev->remote; if (!ir->polling) build_key(dev); } static void saa7134_input_timer(unsigned long data) { struct saa7134_dev *dev = (struct saa7134_dev*)data; struct saa7134_ir *ir = dev->remote; unsigned long timeout; build_key(dev); timeout = jiffies + (ir->polling * HZ / 1000); mod_timer(&ir->timer, timeout); } int saa7134_input_init1(struct saa7134_dev *dev) { struct saa7134_ir *ir; IR_KEYTAB_TYPE *ir_codes = NULL; u32 mask_keycode = 0; u32 mask_keydown = 0; u32 mask_keyup = 0; int polling = 0; int ir_type = IR_TYPE_OTHER; if (!dev->has_remote) return -ENODEV; if (disable_ir) return -ENODEV; /* detect & configure */ switch (dev->board) { case SAA7134_BOARD_FLYVIDEO2000: case SAA7134_BOARD_FLYVIDEO3000: ir_codes = flyvideo_codes; mask_keycode = 0xEC00000; mask_keydown = 0x0040000; break; case SAA7134_BOARD_CINERGY400: case SAA7134_BOARD_CINERGY600: case SAA7134_BOARD_CINERGY600_MK3: ir_codes = cinergy_codes; mask_keycode = 0x00003f; mask_keyup = 0x040000; break; case SAA7134_BOARD_ECS_TVP3XP: case SAA7134_BOARD_ECS_TVP3XP_4CB5: ir_codes = eztv_codes; mask_keycode = 0x00017c; mask_keyup = 0x000002; polling = 50; // ms break; case SAA7134_BOARD_AVACSSMARTTV: ir_codes = avacssmart_codes; mask_keycode = 0x00001F; mask_keyup = 0x000020; polling = 50; // ms break; case SAA7134_BOARD_MD2819: case SAA7134_BOARD_AVERMEDIA_305: case SAA7134_BOARD_AVERMEDIA_307: ir_codes = md2819_codes; mask_keycode = 0x0007C8; mask_keydown = 0x000010; polling = 50; // ms /* Set GPIO pin2 to high to enable the IR controller */ saa_setb(SAA7134_GPIO_GPMODE0, 0x4); saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4); break; case SAA7134_BOARD_VIDEOMATE_TV_PVR: ir_codes = videomate_tv_pvr_codes; mask_keycode = 0x00003F; mask_keyup = 0x400000; polling = 50; // ms break; } if (NULL == ir_codes) { printk("%s: Oops: IR config error [card=%d]\n", dev->name, dev->board); return -ENODEV; } ir = kmalloc(sizeof(*ir),GFP_KERNEL); if (NULL == ir) return -ENOMEM; memset(ir,0,sizeof(*ir)); /* init hardware-specific stuff */ ir->mask_keycode = mask_keycode; ir->mask_keydown = mask_keydown; ir->mask_keyup = mask_keyup; ir->polling = polling; /* init input device */ snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)", saa7134_boards[dev->board].name); snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", pci_name(dev->pci)); ir_input_init(&ir->dev, &ir->ir, ir_type, ir_codes); ir->dev.name = ir->name; ir->dev.phys = ir->phys; ir->dev.id.bustype = BUS_PCI; ir->dev.id.version = 1; if (dev->pci->subsystem_vendor) { ir->dev.id.vendor = dev->pci->subsystem_vendor; ir->dev.id.product = dev->pci->subsystem_device; } else { ir->dev.id.vendor = dev->pci->vendor; ir->dev.id.product = dev->pci->device; } /* all done */ dev->remote = ir; if (ir->polling) { init_timer(&ir->timer); ir->timer.function = saa7134_input_timer; ir->timer.data = (unsigned long)dev; ir->timer.expires = jiffies + HZ; add_timer(&ir->timer); } input_register_device(&dev->remote->dev); printk("%s: registered input device for IR\n",dev->name); return 0; } void saa7134_input_fini(struct saa7134_dev *dev) { if (NULL == dev->remote) return; input_unregister_device(&dev->remote->dev); if (dev->remote->polling) del_timer_sync(&dev->remote->timer); kfree(dev->remote); dev->remote = NULL; } /* ---------------------------------------------------------------------- * Local variables: * c-basic-offset: 8 * End: */