From a4d020e97d8e65d57061677c15c89e99609d0b37 Mon Sep 17 00:00:00 2001 From: Jonathan McDowell Date: Fri, 20 May 2016 12:08:35 -0300 Subject: [PATCH] [media] Convert Wideview WT220 DVB USB driver to rc-core Converts the dtt200u DVB USB driver over to the rc-core infrastructure for its handling of IR remotes. This device can receive generic NEC / NEC Extended signals and the switch to the newer core enables the easy use of tools such as ir-keytable to modify the active key map. Signed-off-by: Jonathan McDowell Signed-off-by: Mauro Carvalho Chehab --- drivers/media/rc/keymaps/Makefile | 1 + drivers/media/rc/keymaps/rc-dtt200u.c | 59 +++++++++++++++++++++ drivers/media/usb/dvb-usb/dtt200u.c | 74 +++++++++++++-------------- include/media/rc-map.h | 1 + 4 files changed, 98 insertions(+), 37 deletions(-) create mode 100644 drivers/media/rc/keymaps/rc-dtt200u.c diff --git a/drivers/media/rc/keymaps/Makefile b/drivers/media/rc/keymaps/Makefile index 9cffcc61fdca..d7b13fae1267 100644 --- a/drivers/media/rc/keymaps/Makefile +++ b/drivers/media/rc/keymaps/Makefile @@ -29,6 +29,7 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \ rc-dm1105-nec.o \ rc-dntv-live-dvb-t.o \ rc-dntv-live-dvbt-pro.o \ + rc-dtt200u.o \ rc-dvbsky.o \ rc-em-terratec.o \ rc-encore-enltv2.o \ diff --git a/drivers/media/rc/keymaps/rc-dtt200u.c b/drivers/media/rc/keymaps/rc-dtt200u.c new file mode 100644 index 000000000000..25650e9e4664 --- /dev/null +++ b/drivers/media/rc/keymaps/rc-dtt200u.c @@ -0,0 +1,59 @@ +/* Keytable for Wideview WT-220U. + * + * Copyright (c) 2016 Jonathan McDowell + * + * 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. + */ + +#include +#include + +/* key list for the tiny remote control (Yakumo, don't know about the others) */ +static struct rc_map_table dtt200u_table[] = { + { 0x8001, KEY_MUTE }, + { 0x8002, KEY_CHANNELDOWN }, + { 0x8003, KEY_VOLUMEDOWN }, + { 0x8004, KEY_1 }, + { 0x8005, KEY_2 }, + { 0x8006, KEY_3 }, + { 0x8007, KEY_4 }, + { 0x8008, KEY_5 }, + { 0x8009, KEY_6 }, + { 0x800a, KEY_7 }, + { 0x800c, KEY_ZOOM }, + { 0x800d, KEY_0 }, + { 0x800e, KEY_SELECT }, + { 0x8012, KEY_POWER }, + { 0x801a, KEY_CHANNELUP }, + { 0x801b, KEY_8 }, + { 0x801e, KEY_VOLUMEUP }, + { 0x801f, KEY_9 }, +}; + +static struct rc_map_list dtt200u_map = { + .map = { + .scan = dtt200u_table, + .size = ARRAY_SIZE(dtt200u_table), + .rc_type = RC_TYPE_NEC, + .name = RC_MAP_DTT200U, + } +}; + +static int __init init_rc_map_dtt200u(void) +{ + return rc_map_register(&dtt200u_map); +} + +static void __exit exit_rc_map_dtt200u(void) +{ + rc_map_unregister(&dtt200u_map); +} + +module_init(init_rc_map_dtt200u) +module_exit(exit_rc_map_dtt200u) + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Jonathan McDowell "); diff --git a/drivers/media/usb/dvb-usb/dtt200u.c b/drivers/media/usb/dvb-usb/dtt200u.c index ca3b69aa9688..be633ece4194 100644 --- a/drivers/media/usb/dvb-usb/dtt200u.c +++ b/drivers/media/usb/dvb-usb/dtt200u.c @@ -55,36 +55,36 @@ static int dtt200u_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, return dvb_usb_generic_write(adap->dev, b_pid, 4); } -/* remote control */ -/* key list for the tiny remote control (Yakumo, don't know about the others) */ -static struct rc_map_table rc_map_dtt200u_table[] = { - { 0x8001, KEY_MUTE }, - { 0x8002, KEY_CHANNELDOWN }, - { 0x8003, KEY_VOLUMEDOWN }, - { 0x8004, KEY_1 }, - { 0x8005, KEY_2 }, - { 0x8006, KEY_3 }, - { 0x8007, KEY_4 }, - { 0x8008, KEY_5 }, - { 0x8009, KEY_6 }, - { 0x800a, KEY_7 }, - { 0x800c, KEY_ZOOM }, - { 0x800d, KEY_0 }, - { 0x800e, KEY_SELECT }, - { 0x8012, KEY_POWER }, - { 0x801a, KEY_CHANNELUP }, - { 0x801b, KEY_8 }, - { 0x801e, KEY_VOLUMEUP }, - { 0x801f, KEY_9 }, -}; - -static int dtt200u_rc_query(struct dvb_usb_device *d, u32 *event, int *state) +static int dtt200u_rc_query(struct dvb_usb_device *d) { u8 key[5],cmd = GET_RC_CODE; + u32 scancode; + dvb_usb_generic_rw(d,&cmd,1,key,5,0); - dvb_usb_nec_rc_key_to_event(d,key,event,state); + if (key[0] == 1) { + scancode = key[1]; + if ((u8) ~key[1] != key[2]) { + /* Extended NEC */ + scancode = scancode << 8; + scancode |= key[2]; + } + scancode = scancode << 8; + scancode |= key[3]; + + /* Check command checksum is ok */ + if ((u8) ~key[3] == key[4]) + rc_keydown(d->rc_dev, RC_TYPE_NEC, scancode, 0); + else + rc_keyup(d->rc_dev); + } else if (key[0] == 2) { + rc_repeat(d->rc_dev); + } else { + rc_keyup(d->rc_dev); + } + if (key[0] != 0) deb_info("key: %*ph\n", 5, key); + return 0; } @@ -164,11 +164,11 @@ static struct dvb_usb_device_properties dtt200u_properties = { }, .power_ctrl = dtt200u_power_ctrl, - .rc.legacy = { + .rc.core = { .rc_interval = 300, - .rc_map_table = rc_map_dtt200u_table, - .rc_map_size = ARRAY_SIZE(rc_map_dtt200u_table), + .rc_codes = RC_MAP_DTT200U, .rc_query = dtt200u_rc_query, + .allowed_protos = RC_BIT_NEC, }, .generic_bulk_ctrl_endpoint = 0x01, @@ -214,11 +214,11 @@ static struct dvb_usb_device_properties wt220u_properties = { }, .power_ctrl = dtt200u_power_ctrl, - .rc.legacy = { + .rc.core = { .rc_interval = 300, - .rc_map_table = rc_map_dtt200u_table, - .rc_map_size = ARRAY_SIZE(rc_map_dtt200u_table), + .rc_codes = RC_MAP_DTT200U, .rc_query = dtt200u_rc_query, + .allowed_protos = RC_BIT_NEC, }, .generic_bulk_ctrl_endpoint = 0x01, @@ -264,11 +264,11 @@ static struct dvb_usb_device_properties wt220u_fc_properties = { }, .power_ctrl = dtt200u_power_ctrl, - .rc.legacy = { + .rc.core = { .rc_interval = 300, - .rc_map_table = rc_map_dtt200u_table, - .rc_map_size = ARRAY_SIZE(rc_map_dtt200u_table), + .rc_codes = RC_MAP_DTT200U, .rc_query = dtt200u_rc_query, + .allowed_protos = RC_BIT_NEC, }, .generic_bulk_ctrl_endpoint = 0x01, @@ -314,11 +314,11 @@ static struct dvb_usb_device_properties wt220u_zl0353_properties = { }, .power_ctrl = dtt200u_power_ctrl, - .rc.legacy = { + .rc.core = { .rc_interval = 300, - .rc_map_table = rc_map_dtt200u_table, - .rc_map_size = ARRAY_SIZE(rc_map_dtt200u_table), + .rc_codes = RC_MAP_DTT200U, .rc_query = dtt200u_rc_query, + .allowed_protos = RC_BIT_NEC, }, .generic_bulk_ctrl_endpoint = 0x01, diff --git a/include/media/rc-map.h b/include/media/rc-map.h index 6e6557dbeb9f..a459129dd554 100644 --- a/include/media/rc-map.h +++ b/include/media/rc-map.h @@ -136,6 +136,7 @@ void rc_map_init(void); #define RC_MAP_DM1105_NEC "rc-dm1105-nec" #define RC_MAP_DNTV_LIVE_DVBT_PRO "rc-dntv-live-dvbt-pro" #define RC_MAP_DNTV_LIVE_DVB_T "rc-dntv-live-dvb-t" +#define RC_MAP_DTT200U "rc-dtt200u" #define RC_MAP_DVBSKY "rc-dvbsky" #define RC_MAP_EMPTY "rc-empty" #define RC_MAP_EM_TERRATEC "rc-em-terratec"