diff options
Diffstat (limited to 'drivers/media/dvb/dvb-usb/dvb_usb_remote.c')
-rw-r--r-- | drivers/media/dvb/dvb-usb/dvb_usb_remote.c | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/drivers/media/dvb/dvb-usb/dvb_usb_remote.c b/drivers/media/dvb/dvb-usb/dvb_usb_remote.c deleted file mode 100644 index f856ab6648c7..000000000000 --- a/drivers/media/dvb/dvb-usb/dvb_usb_remote.c +++ /dev/null @@ -1,117 +0,0 @@ -/* dvb-usb-remote.c is part of the DVB USB library. - * - * Copyright (C) 2004-6 Patrick Boettcher (patrick.boettcher@desy.de) - * see dvb-usb-init.c for copyright information. - * - * This file contains functions for initializing the input-device and for - * handling remote-control-queries. - */ -#include "dvb_usb_common.h" -#include <linux/usb/input.h> - -/* Remote-control poll function - called every dib->rc_query_interval ms to see - * whether the remote control has received anything. - * - * TODO: Fix the repeat rate of the input device. - */ -static void dvb_usb_read_remote_control(struct work_struct *work) -{ - struct dvb_usb_device *d = container_of(work, - struct dvb_usb_device, rc_query_work.work); - int ret; - - /* TODO: need a lock here. We can simply skip checking for the remote - control if we're busy. */ - - /* when the parameter has been set to 1 via sysfs while the - * driver was running, or when bulk mode is enabled after IR init - */ - if (dvb_usbv2_disable_rc_polling || d->rc.bulk_mode) - return; - - ret = d->rc.query(d); - if (ret < 0) - pr_err("%s: error %d while querying for an remote control " \ - "event\n", KBUILD_MODNAME, ret); - - schedule_delayed_work(&d->rc_query_work, - msecs_to_jiffies(d->rc.interval)); -} - -int dvb_usbv2_remote_init(struct dvb_usb_device *d) -{ - int ret; - struct rc_dev *dev; - - if (dvb_usbv2_disable_rc_polling || !d->props->get_rc_config) - return 0; - - ret = d->props->get_rc_config(d, &d->rc); - if (ret < 0) - goto err; - - dev = rc_allocate_device(); - if (!dev) { - ret = -ENOMEM; - goto err; - } - - dev->dev.parent = &d->udev->dev; - dev->input_name = "IR-receiver inside an USB DVB receiver"; - usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys)); - strlcat(d->rc_phys, "/ir0", sizeof(d->rc_phys)); - dev->input_phys = d->rc_phys; - usb_to_input_id(d->udev, &dev->input_id); - /* TODO: likely RC-core should took const char * */ - dev->driver_name = (char *) d->props->driver_name; - dev->driver_type = d->rc.driver_type; - dev->allowed_protos = d->rc.allowed_protos; - dev->change_protocol = d->rc.change_protocol; - dev->priv = d; - /* select used keymap */ - if (d->rc.map_name) - dev->map_name = d->rc.map_name; - else if (d->rc_map) - dev->map_name = d->rc_map; - else - dev->map_name = RC_MAP_EMPTY; /* keep rc enabled */ - - ret = rc_register_device(dev); - if (ret < 0) { - rc_free_device(dev); - goto err; - } - - d->input_dev = NULL; - d->rc_dev = dev; - - /* start polling if needed */ - if (d->rc.query && !d->rc.bulk_mode) { - /* initialize a work queue for handling polling */ - INIT_DELAYED_WORK(&d->rc_query_work, - dvb_usb_read_remote_control); - pr_info("%s: schedule remote query interval to %d msecs\n", - KBUILD_MODNAME, d->rc.interval); - schedule_delayed_work(&d->rc_query_work, - msecs_to_jiffies(d->rc.interval)); - } - - d->state |= DVB_USB_STATE_REMOTE; - - return 0; -err: - pr_debug("%s: failed=%d\n", __func__, ret); - return ret; -} - -int dvb_usbv2_remote_exit(struct dvb_usb_device *d) -{ - if (d->state & DVB_USB_STATE_REMOTE) { - cancel_delayed_work_sync(&d->rc_query_work); - rc_unregister_device(d->rc_dev); - } - - d->state &= ~DVB_USB_STATE_REMOTE; - - return 0; -} |