diff options
Diffstat (limited to 'drivers/media/dvb/ttpci/av7110_ir.c')
| -rw-r--r-- | drivers/media/dvb/ttpci/av7110_ir.c | 415 |
1 files changed, 0 insertions, 415 deletions
diff --git a/drivers/media/dvb/ttpci/av7110_ir.c b/drivers/media/dvb/ttpci/av7110_ir.c deleted file mode 100644 index 908f272fe26c..000000000000 --- a/drivers/media/dvb/ttpci/av7110_ir.c +++ /dev/null @@ -1,415 +0,0 @@ -/* - * Driver for the remote control of SAA7146 based AV7110 cards - * - * Copyright (C) 1999-2003 Holger Waechtler <holger@convergence.de> - * Copyright (C) 2003-2007 Oliver Endriss <o.endriss@gmx.de> - * - * 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. - * Or, point your browser to http://www.gnu.org/copyleft/gpl.html - * - */ - - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/proc_fs.h> -#include <linux/kernel.h> -#include <linux/bitops.h> - -#include "av7110.h" -#include "av7110_hw.h" - - -#define AV_CNT 4 - -#define IR_RC5 0 -#define IR_RCMM 1 -#define IR_RC5_EXT 2 /* internal only */ - -#define IR_ALL 0xffffffff - -#define UP_TIMEOUT (HZ*7/25) - - -/* Note: enable ir debugging by or'ing debug with 16 */ - -static int ir_protocol[AV_CNT] = { IR_RCMM, IR_RCMM, IR_RCMM, IR_RCMM}; -module_param_array(ir_protocol, int, NULL, 0644); -MODULE_PARM_DESC(ir_protocol, "Infrared protocol: 0 RC5, 1 RCMM (default)"); - -static int ir_inversion[AV_CNT]; -module_param_array(ir_inversion, int, NULL, 0644); -MODULE_PARM_DESC(ir_inversion, "Inversion of infrared signal: 0 not inverted (default), 1 inverted"); - -static uint ir_device_mask[AV_CNT] = { IR_ALL, IR_ALL, IR_ALL, IR_ALL }; -module_param_array(ir_device_mask, uint, NULL, 0644); -MODULE_PARM_DESC(ir_device_mask, "Bitmask of infrared devices: bit 0..31 = device 0..31 (default: all)"); - - -static int av_cnt; -static struct av7110 *av_list[AV_CNT]; - -static u16 default_key_map [256] = { - KEY_0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, - KEY_8, KEY_9, KEY_BACK, 0, KEY_POWER, KEY_MUTE, 0, KEY_INFO, - KEY_VOLUMEUP, KEY_VOLUMEDOWN, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - KEY_CHANNELUP, KEY_CHANNELDOWN, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, KEY_TEXT, 0, 0, KEY_TV, 0, 0, 0, 0, 0, KEY_SETUP, 0, 0, - 0, 0, 0, KEY_SUBTITLE, 0, 0, KEY_LANGUAGE, 0, - KEY_RADIO, 0, 0, 0, 0, KEY_EXIT, 0, 0, - KEY_UP, KEY_DOWN, KEY_LEFT, KEY_RIGHT, KEY_OK, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, KEY_RED, KEY_GREEN, KEY_YELLOW, - KEY_BLUE, 0, 0, 0, 0, 0, 0, 0, KEY_MENU, KEY_LIST, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, KEY_UP, KEY_UP, KEY_DOWN, KEY_DOWN, - 0, 0, 0, 0, KEY_EPG, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, KEY_VCR -}; - - -/* key-up timer */ -static void av7110_emit_keyup(unsigned long parm) -{ - struct infrared *ir = (struct infrared *) parm; - - if (!ir || !test_bit(ir->last_key, ir->input_dev->key)) - return; - - input_report_key(ir->input_dev, ir->last_key, 0); - input_sync(ir->input_dev); -} - - -/* tasklet */ -static void av7110_emit_key(unsigned long parm) -{ - struct infrared *ir = (struct infrared *) parm; - u32 ircom = ir->ir_command; - u8 data; - u8 addr; - u16 toggle; - u16 keycode; - - /* extract device address and data */ - switch (ir->protocol) { - case IR_RC5: /* RC5: 5 bits device address, 6 bits data */ - data = ircom & 0x3f; - addr = (ircom >> 6) & 0x1f; - toggle = ircom & 0x0800; - break; - - case IR_RCMM: /* RCMM: ? bits device address, ? bits data */ - data = ircom & 0xff; - addr = (ircom >> 8) & 0x1f; - toggle = ircom & 0x8000; - break; - - case IR_RC5_EXT: /* extended RC5: 5 bits device address, 7 bits data */ - data = ircom & 0x3f; - addr = (ircom >> 6) & 0x1f; - /* invert 7th data bit for backward compatibility with RC5 keymaps */ - if (!(ircom & 0x1000)) - data |= 0x40; - toggle = ircom & 0x0800; - break; - - default: - printk("%s invalid protocol %x\n", __func__, ir->protocol); - return; - } - - input_event(ir->input_dev, EV_MSC, MSC_RAW, (addr << 16) | data); - input_event(ir->input_dev, EV_MSC, MSC_SCAN, data); - - keycode = ir->key_map[data]; - - dprintk(16, "%s: code %08x -> addr %i data 0x%02x -> keycode %i\n", - __func__, ircom, addr, data, keycode); - - /* check device address */ - if (!(ir->device_mask & (1 << addr))) - return; - - if (!keycode) { - printk ("%s: code %08x -> addr %i data 0x%02x -> unknown key!\n", - __func__, ircom, addr, data); - return; - } - - if (timer_pending(&ir->keyup_timer)) { - del_timer(&ir->keyup_timer); - if (ir->last_key != keycode || toggle != ir->last_toggle) { - ir->delay_timer_finished = 0; - input_event(ir->input_dev, EV_KEY, ir->last_key, 0); - input_event(ir->input_dev, EV_KEY, keycode, 1); - input_sync(ir->input_dev); - } else if (ir->delay_timer_finished) { - input_event(ir->input_dev, EV_KEY, keycode, 2); - input_sync(ir->input_dev); - } - } else { - ir->delay_timer_finished = 0; - input_event(ir->input_dev, EV_KEY, keycode, 1); - input_sync(ir->input_dev); - } - - ir->last_key = keycode; - ir->last_toggle = toggle; - - ir->keyup_timer.expires = jiffies + UP_TIMEOUT; - add_timer(&ir->keyup_timer); - -} - - -/* register with input layer */ -static void input_register_keys(struct infrared *ir) -{ - int i; - - set_bit(EV_KEY, ir->input_dev->evbit); - set_bit(EV_REP, ir->input_dev->evbit); - set_bit(EV_MSC, ir->input_dev->evbit); - - set_bit(MSC_RAW, ir->input_dev->mscbit); - set_bit(MSC_SCAN, ir->input_dev->mscbit); - - memset(ir->input_dev->keybit, 0, sizeof(ir->input_dev->keybit)); - - for (i = 0; i < ARRAY_SIZE(ir->key_map); i++) { - if (ir->key_map[i] > KEY_MAX) - ir->key_map[i] = 0; - else if (ir->key_map[i] > KEY_RESERVED) - set_bit(ir->key_map[i], ir->input_dev->keybit); - } - - ir->input_dev->keycode = ir->key_map; - ir->input_dev->keycodesize = sizeof(ir->key_map[0]); - ir->input_dev->keycodemax = ARRAY_SIZE(ir->key_map); -} - - -/* called by the input driver after rep[REP_DELAY] ms */ -static void input_repeat_key(unsigned long parm) -{ - struct infrared *ir = (struct infrared *) parm; - - ir->delay_timer_finished = 1; -} - - -/* check for configuration changes */ -int av7110_check_ir_config(struct av7110 *av7110, int force) -{ - int i; - int modified = force; - int ret = -ENODEV; - - for (i = 0; i < av_cnt; i++) - if (av7110 == av_list[i]) - break; - - if (i < av_cnt && av7110) { - if ((av7110->ir.protocol & 1) != ir_protocol[i] || - av7110->ir.inversion != ir_inversion[i]) - modified = true; - - if (modified) { - /* protocol */ - if (ir_protocol[i]) { - ir_protocol[i] = 1; - av7110->ir.protocol = IR_RCMM; - av7110->ir.ir_config = 0x0001; - } else if (FW_VERSION(av7110->arm_app) >= 0x2620) { - av7110->ir.protocol = IR_RC5_EXT; - av7110->ir.ir_config = 0x0002; - } else { - av7110->ir.protocol = IR_RC5; - av7110->ir.ir_config = 0x0000; - } - /* inversion */ - if (ir_inversion[i]) { - ir_inversion[i] = 1; - av7110->ir.ir_config |= 0x8000; - } - av7110->ir.inversion = ir_inversion[i]; - /* update ARM */ - ret = av7110_fw_cmd(av7110, COMTYPE_PIDFILTER, SetIR, 1, - av7110->ir.ir_config); - } else - ret = 0; - - /* address */ - if (av7110->ir.device_mask != ir_device_mask[i]) - av7110->ir.device_mask = ir_device_mask[i]; - } - - return ret; -} - - -/* /proc/av7110_ir interface */ -static ssize_t av7110_ir_proc_write(struct file *file, const char __user *buffer, - size_t count, loff_t *pos) -{ - char *page; - u32 ir_config; - int size = sizeof ir_config + sizeof av_list[0]->ir.key_map; - int i; - - if (count < size) - return -EINVAL; - - page = vmalloc(size); - if (!page) - return -ENOMEM; - - if (copy_from_user(page, buffer, size)) { - vfree(page); - return -EFAULT; - } - - memcpy(&ir_config, page, sizeof ir_config); - - for (i = 0; i < av_cnt; i++) { - /* keymap */ - memcpy(av_list[i]->ir.key_map, page + sizeof ir_config, - sizeof(av_list[i]->ir.key_map)); - /* protocol, inversion, address */ - ir_protocol[i] = ir_config & 0x0001; - ir_inversion[i] = ir_config & 0x8000 ? 1 : 0; - if (ir_config & 0x4000) - ir_device_mask[i] = 1 << ((ir_config >> 16) & 0x1f); - else - ir_device_mask[i] = IR_ALL; - /* update configuration */ - av7110_check_ir_config(av_list[i], false); - input_register_keys(&av_list[i]->ir); - } - vfree(page); - return count; -} - -static const struct file_operations av7110_ir_proc_fops = { - .owner = THIS_MODULE, - .write = av7110_ir_proc_write, - .llseek = noop_llseek, -}; - -/* interrupt handler */ -static void ir_handler(struct av7110 *av7110, u32 ircom) -{ - dprintk(4, "ir command = %08x\n", ircom); - av7110->ir.ir_command = ircom; - tasklet_schedule(&av7110->ir.ir_tasklet); -} - - -int __devinit av7110_ir_init(struct av7110 *av7110) -{ - struct input_dev *input_dev; - static struct proc_dir_entry *e; - int err; - - if (av_cnt >= ARRAY_SIZE(av_list)) - return -ENOSPC; - - av_list[av_cnt++] = av7110; - av7110_check_ir_config(av7110, true); - - init_timer(&av7110->ir.keyup_timer); - av7110->ir.keyup_timer.function = av7110_emit_keyup; - av7110->ir.keyup_timer.data = (unsigned long) &av7110->ir; - - input_dev = input_allocate_device(); - if (!input_dev) - return -ENOMEM; - - av7110->ir.input_dev = input_dev; - snprintf(av7110->ir.input_phys, sizeof(av7110->ir.input_phys), - "pci-%s/ir0", pci_name(av7110->dev->pci)); - - input_dev->name = "DVB on-card IR receiver"; - - input_dev->phys = av7110->ir.input_phys; - input_dev->id.bustype = BUS_PCI; - input_dev->id.version = 2; - if (av7110->dev->pci->subsystem_vendor) { - input_dev->id.vendor = av7110->dev->pci->subsystem_vendor; - input_dev->id.product = av7110->dev->pci->subsystem_device; - } else { - input_dev->id.vendor = av7110->dev->pci->vendor; - input_dev->id.product = av7110->dev->pci->device; - } - input_dev->dev.parent = &av7110->dev->pci->dev; - /* initial keymap */ - memcpy(av7110->ir.key_map, default_key_map, sizeof av7110->ir.key_map); - input_register_keys(&av7110->ir); - err = input_register_device(input_dev); - if (err) { - input_free_device(input_dev); - return err; - } - input_dev->timer.function = input_repeat_key; - input_dev->timer.data = (unsigned long) &av7110->ir; - - if (av_cnt == 1) { - e = proc_create("av7110_ir", S_IWUSR, NULL, &av7110_ir_proc_fops); - if (e) - e->size = 4 + 256 * sizeof(u16); - } - - tasklet_init(&av7110->ir.ir_tasklet, av7110_emit_key, (unsigned long) &av7110->ir); - av7110->ir.ir_handler = ir_handler; - - return 0; -} - - -void __devexit av7110_ir_exit(struct av7110 *av7110) -{ - int i; - - if (av_cnt == 0) - return; - - del_timer_sync(&av7110->ir.keyup_timer); - av7110->ir.ir_handler = NULL; - tasklet_kill(&av7110->ir.ir_tasklet); - - for (i = 0; i < av_cnt; i++) - if (av_list[i] == av7110) { - av_list[i] = av_list[av_cnt-1]; - av_list[av_cnt-1] = NULL; - break; - } - - if (av_cnt == 1) - remove_proc_entry("av7110_ir", NULL); - - input_unregister_device(av7110->ir.input_dev); - - av_cnt--; -} - -//MODULE_AUTHOR("Holger Waechtler <holger@convergence.de>, Oliver Endriss <o.endriss@gmx.de>"); -//MODULE_LICENSE("GPL"); |