diff options
Diffstat (limited to 'drivers/media/dvb/ttpci/av7110_ir.c')
| -rw-r--r-- | drivers/media/dvb/ttpci/av7110_ir.c | 277 |
1 files changed, 0 insertions, 277 deletions
diff --git a/drivers/media/dvb/ttpci/av7110_ir.c b/drivers/media/dvb/ttpci/av7110_ir.c deleted file mode 100644 index 9138132ad25..00000000000 --- a/drivers/media/dvb/ttpci/av7110_ir.c +++ /dev/null @@ -1,277 +0,0 @@ -#include <linux/types.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/input.h> -#include <linux/proc_fs.h> -#include <asm/bitops.h> - -#include "av7110.h" -#include "av7110_hw.h" - -#define UP_TIMEOUT (HZ*7/25) - -/* enable ir debugging by or'ing debug with 16 */ - -static int av_cnt; -static struct av7110 *av_list[4]; -static struct input_dev *input_dev; - -static u8 delay_timer_finished; - -static u16 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 -}; - - -static void av7110_emit_keyup(unsigned long data) -{ - if (!data || !test_bit(data, input_dev->key)) - return; - - input_event(input_dev, EV_KEY, data, !!0); -} - - -static struct timer_list keyup_timer = { .function = av7110_emit_keyup }; - - -static void av7110_emit_key(unsigned long parm) -{ - struct av7110 *av7110 = (struct av7110 *) parm; - u32 ir_config = av7110->ir_config; - u32 ircom = av7110->ir_command; - u8 data; - u8 addr; - static u16 old_toggle = 0; - u16 new_toggle; - u16 keycode; - - /* extract device address and data */ - switch (ir_config & 0x0003) { - case 0: /* RC5: 5 bits device address, 6 bits data */ - data = ircom & 0x3f; - addr = (ircom >> 6) & 0x1f; - break; - - case 1: /* RCMM: 8(?) bits device address, 8(?) bits data */ - data = ircom & 0xff; - addr = (ircom >> 8) & 0xff; - break; - - case 2: /* 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; - break; - - default: - printk("invalid ir_config %x\n", ir_config); - return; - } - - keycode = key_map[data]; - - dprintk(16, "code %08x -> addr %i data 0x%02x -> keycode %i\n", - ircom, addr, data, keycode); - - /* check device address (if selected) */ - if (ir_config & 0x4000) - if (addr != ((ir_config >> 16) & 0xff)) - return; - - if (!keycode) { - printk ("%s: unknown key 0x%02x!!\n", __FUNCTION__, data); - return; - } - - if ((ir_config & 0x0003) == 1) - new_toggle = 0; /* RCMM */ - else - new_toggle = (ircom & 0x800); /* RC5, extended RC5 */ - - if (timer_pending(&keyup_timer)) { - del_timer(&keyup_timer); - if (keyup_timer.data != keycode || new_toggle != old_toggle) { - delay_timer_finished = 0; - input_event(input_dev, EV_KEY, keyup_timer.data, !!0); - input_event(input_dev, EV_KEY, keycode, !0); - } else - if (delay_timer_finished) - input_event(input_dev, EV_KEY, keycode, 2); - } else { - delay_timer_finished = 0; - input_event(input_dev, EV_KEY, keycode, !0); - } - - keyup_timer.expires = jiffies + UP_TIMEOUT; - keyup_timer.data = keycode; - - add_timer(&keyup_timer); - - old_toggle = new_toggle; -} - -static void input_register_keys(void) -{ - int i; - - memset(input_dev->keybit, 0, sizeof(input_dev->keybit)); - - for (i = 0; i < ARRAY_SIZE(key_map); i++) { - if (key_map[i] > KEY_MAX) - key_map[i] = 0; - else if (key_map[i] > KEY_RESERVED) - set_bit(key_map[i], input_dev->keybit); - } -} - - -static void input_repeat_key(unsigned long data) -{ - /* called by the input driver after rep[REP_DELAY] ms */ - delay_timer_finished = 1; -} - - -static int av7110_ir_write_proc(struct file *file, const char __user *buffer, - unsigned long count, void *data) -{ - char *page; - int size = 4 + 256 * sizeof(u16); - u32 ir_config; - int i; - - if (count < size) - return -EINVAL; - - page = (char *) vmalloc(size); - if (!page) - return -ENOMEM; - - if (copy_from_user(page, buffer, size)) { - vfree(page); - return -EFAULT; - } - - memcpy(&ir_config, page, 4); - memcpy(&key_map, page + 4, 256 * sizeof(u16)); - vfree(page); - if (FW_VERSION(av_list[0]->arm_app) >= 0x2620 && !(ir_config & 0x0001)) - ir_config |= 0x0002; /* enable extended RC5 */ - for (i = 0; i < av_cnt; i++) - av7110_setup_irc_config(av_list[i], ir_config); - input_register_keys(); - return count; -} - - -int av7110_setup_irc_config(struct av7110 *av7110, u32 ir_config) -{ - int ret = 0; - - dprintk(4, "%p\n", av7110); - if (av7110) { - ret = av7110_fw_cmd(av7110, COMTYPE_PIDFILTER, SetIR, 1, ir_config); - av7110->ir_config = ir_config; - } - return ret; -} - - -static void ir_handler(struct av7110 *av7110, u32 ircom) -{ - dprintk(4, "ircommand = %08x\n", ircom); - av7110->ir_command = ircom; - tasklet_schedule(&av7110->ir_tasklet); -} - - -int __init av7110_ir_init(struct av7110 *av7110) -{ - static struct proc_dir_entry *e; - - if (av_cnt >= sizeof av_list/sizeof av_list[0]) - return -ENOSPC; - - av7110_setup_irc_config(av7110, 0x0001); - av_list[av_cnt++] = av7110; - - if (av_cnt == 1) { - init_timer(&keyup_timer); - keyup_timer.data = 0; - - input_dev = input_allocate_device(); - if (!input_dev) - return -ENOMEM; - - input_dev->name = "DVB on-card IR receiver"; - - set_bit(EV_KEY, input_dev->evbit); - set_bit(EV_REP, input_dev->evbit); - input_register_keys(); - input_register_device(input_dev); - input_dev->timer.function = input_repeat_key; - - e = create_proc_entry("av7110_ir", S_IFREG | S_IRUGO | S_IWUSR, NULL); - if (e) { - e->write_proc = av7110_ir_write_proc; - e->size = 4 + 256 * sizeof(u16); - } - } - - tasklet_init(&av7110->ir_tasklet, av7110_emit_key, (unsigned long) av7110); - av7110->ir_handler = ir_handler; - - return 0; -} - - -void __exit av7110_ir_exit(struct av7110 *av7110) -{ - int i; - - if (av_cnt == 0) - return; - - av7110->ir_handler = NULL; - tasklet_kill(&av7110->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) { - del_timer_sync(&keyup_timer); - remove_proc_entry("av7110_ir", NULL); - input_unregister_device(input_dev); - } - - av_cnt--; -} - -//MODULE_AUTHOR("Holger Waechtler <holger@convergence.de>"); -//MODULE_LICENSE("GPL"); |