diff options
Diffstat (limited to 'drivers/media/dvb/dibusb/dvb-dibusb-remote.c')
| -rw-r--r-- | drivers/media/dvb/dibusb/dvb-dibusb-remote.c | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/drivers/media/dvb/dibusb/dvb-dibusb-remote.c b/drivers/media/dvb/dibusb/dvb-dibusb-remote.c deleted file mode 100644 index 9dc8b15..0000000 --- a/drivers/media/dvb/dibusb/dvb-dibusb-remote.c +++ /dev/null @@ -1,316 +0,0 @@ -/* - * dvb-dibusb-remote.c is part of the driver for mobile USB Budget DVB-T devices - * based on reference design made by DiBcom (http://www.dibcom.fr/) - * - * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) - * - * see dvb-dibusb-core.c for more copyright details. - * - * This file contains functions for handling the event device on the software - * side and the remote control on the hardware side. - */ -#include "dvb-dibusb.h" - -/* Table to map raw key codes to key events. This should not be hard-wired - into the kernel. */ -static const struct { u8 c0, c1, c2; uint32_t key; } nec_rc_keys [] = -{ - /* Key codes for the little Artec T1/Twinhan/HAMA/ remote. */ - { 0x00, 0xff, 0x16, KEY_POWER }, - { 0x00, 0xff, 0x10, KEY_MUTE }, - { 0x00, 0xff, 0x03, KEY_1 }, - { 0x00, 0xff, 0x01, KEY_2 }, - { 0x00, 0xff, 0x06, KEY_3 }, - { 0x00, 0xff, 0x09, KEY_4 }, - { 0x00, 0xff, 0x1d, KEY_5 }, - { 0x00, 0xff, 0x1f, KEY_6 }, - { 0x00, 0xff, 0x0d, KEY_7 }, - { 0x00, 0xff, 0x19, KEY_8 }, - { 0x00, 0xff, 0x1b, KEY_9 }, - { 0x00, 0xff, 0x15, KEY_0 }, - { 0x00, 0xff, 0x05, KEY_CHANNELUP }, - { 0x00, 0xff, 0x02, KEY_CHANNELDOWN }, - { 0x00, 0xff, 0x1e, KEY_VOLUMEUP }, - { 0x00, 0xff, 0x0a, KEY_VOLUMEDOWN }, - { 0x00, 0xff, 0x11, KEY_RECORD }, - { 0x00, 0xff, 0x17, KEY_FAVORITES }, /* Heart symbol - Channel list. */ - { 0x00, 0xff, 0x14, KEY_PLAY }, - { 0x00, 0xff, 0x1a, KEY_STOP }, - { 0x00, 0xff, 0x40, KEY_REWIND }, - { 0x00, 0xff, 0x12, KEY_FASTFORWARD }, - { 0x00, 0xff, 0x0e, KEY_PREVIOUS }, /* Recall - Previous channel. */ - { 0x00, 0xff, 0x4c, KEY_PAUSE }, - { 0x00, 0xff, 0x4d, KEY_SCREEN }, /* Full screen mode. */ - { 0x00, 0xff, 0x54, KEY_AUDIO }, /* MTS - Switch to secondary audio. */ - /* additional keys TwinHan VisionPlus, the Artec seemingly not have */ - { 0x00, 0xff, 0x0c, KEY_CANCEL }, /* Cancel */ - { 0x00, 0xff, 0x1c, KEY_EPG }, /* EPG */ - { 0x00, 0xff, 0x00, KEY_TAB }, /* Tab */ - { 0x00, 0xff, 0x48, KEY_INFO }, /* Preview */ - { 0x00, 0xff, 0x04, KEY_LIST }, /* RecordList */ - { 0x00, 0xff, 0x0f, KEY_TEXT }, /* Teletext */ - /* Key codes for the KWorld/ADSTech/JetWay remote. */ - { 0x86, 0x6b, 0x12, KEY_POWER }, - { 0x86, 0x6b, 0x0f, KEY_SELECT }, /* source */ - { 0x86, 0x6b, 0x0c, KEY_UNKNOWN }, /* scan */ - { 0x86, 0x6b, 0x0b, KEY_EPG }, - { 0x86, 0x6b, 0x10, KEY_MUTE }, - { 0x86, 0x6b, 0x01, KEY_1 }, - { 0x86, 0x6b, 0x02, KEY_2 }, - { 0x86, 0x6b, 0x03, KEY_3 }, - { 0x86, 0x6b, 0x04, KEY_4 }, - { 0x86, 0x6b, 0x05, KEY_5 }, - { 0x86, 0x6b, 0x06, KEY_6 }, - { 0x86, 0x6b, 0x07, KEY_7 }, - { 0x86, 0x6b, 0x08, KEY_8 }, - { 0x86, 0x6b, 0x09, KEY_9 }, - { 0x86, 0x6b, 0x0a, KEY_0 }, - { 0x86, 0x6b, 0x18, KEY_ZOOM }, - { 0x86, 0x6b, 0x1c, KEY_UNKNOWN }, /* preview */ - { 0x86, 0x6b, 0x13, KEY_UNKNOWN }, /* snap */ - { 0x86, 0x6b, 0x00, KEY_UNDO }, - { 0x86, 0x6b, 0x1d, KEY_RECORD }, - { 0x86, 0x6b, 0x0d, KEY_STOP }, - { 0x86, 0x6b, 0x0e, KEY_PAUSE }, - { 0x86, 0x6b, 0x16, KEY_PLAY }, - { 0x86, 0x6b, 0x11, KEY_BACK }, - { 0x86, 0x6b, 0x19, KEY_FORWARD }, - { 0x86, 0x6b, 0x14, KEY_UNKNOWN }, /* pip */ - { 0x86, 0x6b, 0x15, KEY_ESC }, - { 0x86, 0x6b, 0x1a, KEY_UP }, - { 0x86, 0x6b, 0x1e, KEY_DOWN }, - { 0x86, 0x6b, 0x1f, KEY_LEFT }, - { 0x86, 0x6b, 0x1b, KEY_RIGHT }, -}; - -/* Hauppauge NOVA-T USB2 keys */ -static const struct { u16 raw; uint32_t key; } haupp_rc_keys [] = { - { 0xddf, KEY_GOTO }, - { 0xdef, KEY_POWER }, - { 0xce7, KEY_TV }, - { 0xcc7, KEY_VIDEO }, - { 0xccf, KEY_AUDIO }, - { 0xcd7, KEY_MEDIA }, - { 0xcdf, KEY_EPG }, - { 0xca7, KEY_UP }, - { 0xc67, KEY_RADIO }, - { 0xcb7, KEY_LEFT }, - { 0xd2f, KEY_OK }, - { 0xcbf, KEY_RIGHT }, - { 0xcff, KEY_BACK }, - { 0xcaf, KEY_DOWN }, - { 0xc6f, KEY_MENU }, - { 0xc87, KEY_VOLUMEUP }, - { 0xc8f, KEY_VOLUMEDOWN }, - { 0xc97, KEY_CHANNEL }, - { 0xc7f, KEY_MUTE }, - { 0xd07, KEY_CHANNELUP }, - { 0xd0f, KEY_CHANNELDOWN }, - { 0xdbf, KEY_RECORD }, - { 0xdb7, KEY_STOP }, - { 0xd97, KEY_REWIND }, - { 0xdaf, KEY_PLAY }, - { 0xda7, KEY_FASTFORWARD }, - { 0xd27, KEY_LAST }, /* Skip backwards */ - { 0xd87, KEY_PAUSE }, - { 0xcf7, KEY_NEXT }, - { 0xc07, KEY_0 }, - { 0xc0f, KEY_1 }, - { 0xc17, KEY_2 }, - { 0xc1f, KEY_3 }, - { 0xc27, KEY_4 }, - { 0xc2f, KEY_5 }, - { 0xc37, KEY_6 }, - { 0xc3f, KEY_7 }, - { 0xc47, KEY_8 }, - { 0xc4f, KEY_9 }, - { 0xc57, KEY_KPASTERISK }, - { 0xc77, KEY_GRAVE }, /* # */ - { 0xc5f, KEY_RED }, - { 0xd77, KEY_GREEN }, - { 0xdc7, KEY_YELLOW }, - { 0xd4f, KEY_BLUE}, -}; - -static int dibusb_key2event_nec(struct usb_dibusb *dib,u8 rb[5]) -{ - int i; - switch (rb[0]) { - case DIBUSB_RC_NEC_KEY_PRESSED: - /* rb[1-3] is the actual key, rb[4] is a checksum */ - deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x, 0x%02x\n", - rb[1], rb[2], rb[3], rb[4]); - - if ((0xff - rb[3]) != rb[4]) { - deb_rc("remote control checksum failed.\n"); - break; - } - - /* See if we can match the raw key code. */ - for (i = 0; i < sizeof(nec_rc_keys)/sizeof(nec_rc_keys[0]); i++) { - if (nec_rc_keys[i].c0 == rb[1] && - nec_rc_keys[i].c1 == rb[2] && - nec_rc_keys[i].c2 == rb[3]) { - - dib->last_event = nec_rc_keys[i].key; - return 1; - } - } - break; - case DIBUSB_RC_NEC_KEY_REPEATED: - /* rb[1]..rb[4] are always zero.*/ - /* Repeats often seem to occur so for the moment just ignore this. */ - return 0; - case DIBUSB_RC_NEC_EMPTY: /* No (more) remote control keys. */ - default: - break; - } - return -1; -} - -static int dibusb_key2event_hauppauge(struct usb_dibusb *dib,u8 rb[4]) -{ - u16 raw; - int i,state; - switch (rb[0]) { - case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED: - raw = ((rb[1] & 0x0f) << 8) | rb[2]; - - state = !!(rb[1] & 0x40); - - deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x to %04x state: %d\n",rb[1],rb[2],rb[3],raw,state); - for (i = 0; i < sizeof(haupp_rc_keys)/sizeof(haupp_rc_keys[0]); i++) { - if (haupp_rc_keys[i].raw == raw) { - if (dib->last_event == haupp_rc_keys[i].key && - dib->last_state == state) { - deb_rc("key repeat\n"); - return 0; - } else { - dib->last_event = haupp_rc_keys[i].key; - dib->last_state = state; - return 1; - } - } - } - - break; - case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY: - default: - break; - } - return -1; -} - -/* - * Read the remote control and feed the appropriate event. - * NEC protocol is used for remote controls - */ -static int dibusb_read_remote_control(struct usb_dibusb *dib) -{ - u8 b[1] = { DIBUSB_REQ_POLL_REMOTE }, rb[5]; - int ret,event = 0; - - if ((ret = dibusb_readwrite_usb(dib,b,1,rb,5))) - return ret; - - switch (dib->dibdev->dev_cl->remote_type) { - case DIBUSB_RC_NEC_PROTOCOL: - event = dibusb_key2event_nec(dib,rb); - break; - case DIBUSB_RC_HAUPPAUGE_PROTO: - event = dibusb_key2event_hauppauge(dib,rb); - default: - break; - } - - /* key repeat */ - if (event == 0) - if (++dib->repeat_key_count < dib->rc_key_repeat_count) { - deb_rc("key repeat dropped. (%d)\n",dib->repeat_key_count); - event = -1; /* skip this key repeat */ - } - - if (event == 1 || event == 0) { - deb_rc("Translated key 0x%04x\n",event); - - /* Signal down and up events for this key. */ - input_report_key(&dib->rc_input_dev, dib->last_event, 1); - input_report_key(&dib->rc_input_dev, dib->last_event, 0); - input_sync(&dib->rc_input_dev); - - if (event == 1) - dib->repeat_key_count = 0; - } - return 0; -} - -/* Remote-control poll function - called every dib->rc_query_interval ms to see - whether the remote control has received anything. */ -static void dibusb_remote_query(void *data) -{ - struct usb_dibusb *dib = (struct usb_dibusb *) data; - /* TODO: need a lock here. We can simply skip checking for the remote control - if we're busy. */ - dibusb_read_remote_control(dib); - schedule_delayed_work(&dib->rc_query_work, - msecs_to_jiffies(dib->rc_query_interval)); -} - -int dibusb_remote_init(struct usb_dibusb *dib) -{ - int i; - - if (dib->dibdev->dev_cl->remote_type == DIBUSB_RC_NO) - return 0; - - /* Initialise the remote-control structures.*/ - init_input_dev(&dib->rc_input_dev); - - dib->rc_input_dev.evbit[0] = BIT(EV_KEY); - dib->rc_input_dev.keycodesize = sizeof(unsigned char); - dib->rc_input_dev.keycodemax = KEY_MAX; - dib->rc_input_dev.name = DRIVER_DESC " remote control"; - - switch (dib->dibdev->dev_cl->remote_type) { - case DIBUSB_RC_NEC_PROTOCOL: - for (i=0; i<sizeof(nec_rc_keys)/sizeof(nec_rc_keys[0]); i++) - set_bit(nec_rc_keys[i].key, dib->rc_input_dev.keybit); - break; - case DIBUSB_RC_HAUPPAUGE_PROTO: - for (i=0; i<sizeof(haupp_rc_keys)/sizeof(haupp_rc_keys[0]); i++) - set_bit(haupp_rc_keys[i].key, dib->rc_input_dev.keybit); - break; - default: - break; - } - - - input_register_device(&dib->rc_input_dev); - - INIT_WORK(&dib->rc_query_work, dibusb_remote_query, dib); - - /* Start the remote-control polling. */ - if (dib->rc_query_interval < 40) - dib->rc_query_interval = 100; /* default */ - - info("schedule remote query interval to %d msecs.",dib->rc_query_interval); - schedule_delayed_work(&dib->rc_query_work,msecs_to_jiffies(dib->rc_query_interval)); - - dib->init_state |= DIBUSB_STATE_REMOTE; - - return 0; -} - -int dibusb_remote_exit(struct usb_dibusb *dib) -{ - if (dib->dibdev->dev_cl->remote_type == DIBUSB_RC_NO) - return 0; - - if (dib->init_state & DIBUSB_STATE_REMOTE) { - cancel_delayed_work(&dib->rc_query_work); - flush_scheduled_work(); - input_unregister_device(&dib->rc_input_dev); - } - dib->init_state &= ~DIBUSB_STATE_REMOTE; - return 0; -} |