1 files changed, 0 insertions, 364 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 23005b3cf30..00000000000
--- a/drivers/media/dvb/dvb-usb/dvb-usb-remote.c
+++ /dev/null
@@ -1,364 +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>
-
-static int legacy_dvb_usb_getkeycode(struct input_dev *dev,
-				unsigned int scancode, unsigned int *keycode)
-{
-	struct dvb_usb_device *d = input_get_drvdata(dev);
-
-	struct rc_map_table *keymap = d->props.rc.legacy.rc_map_table;
-	int i;
-
-	/* See if we can match the raw key code. */
-	for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
-		if (keymap[i].scancode == scancode) {
-			*keycode = keymap[i].keycode;
-			return 0;
-		}
-
-	/*
-	 * If is there extra space, returns KEY_RESERVED,
-	 * otherwise, input core won't let legacy_dvb_usb_setkeycode
-	 * to work
-	 */
-	for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
-		if (keymap[i].keycode == KEY_RESERVED ||
-		    keymap[i].keycode == KEY_UNKNOWN) {
-			*keycode = KEY_RESERVED;
-			return 0;
-		}
-
-	return -EINVAL;
-}
-
-static int legacy_dvb_usb_setkeycode(struct input_dev *dev,
-				unsigned int scancode, unsigned int keycode)
-{
-	struct dvb_usb_device *d = input_get_drvdata(dev);
-
-	struct rc_map_table *keymap = d->props.rc.legacy.rc_map_table;
-	int i;
-
-	/* Search if it is replacing an existing keycode */
-	for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
-		if (keymap[i].scancode == scancode) {
-			keymap[i].keycode = keycode;
-			return 0;
-		}
-
-	/* Search if is there a clean entry. If so, use it */
-	for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
-		if (keymap[i].keycode == KEY_RESERVED ||
-		    keymap[i].keycode == KEY_UNKNOWN) {
-			keymap[i].scancode = scancode;
-			keymap[i].keycode = keycode;
-			return 0;
-		}
-
-	/*
-	 * FIXME: Currently, it is not possible to increase the size of
-	 * scancode table. For it to happen, one possibility
-	 * would be to allocate a table with key_map_size + 1,
-	 * copying data, appending the new key on it, and freeing
-	 * the old one - or maybe just allocating some spare space
-	 */
-
-	return -EINVAL;
-}
-
-/* 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 legacy_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);
-	u32 event;
-	int state;
-
-	/* 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 */
-	if (dvb_usb_disable_rc_polling)
-		return;
-
-	if (d->props.rc.legacy.rc_query(d,&event,&state)) {
-		err("error while querying for an remote control event.");
-		goto schedule;
-	}
-
-
-	switch (state) {
-		case REMOTE_NO_KEY_PRESSED:
-			break;
-		case REMOTE_KEY_PRESSED:
-			deb_rc("key pressed\n");
-			d->last_event = event;
-		case REMOTE_KEY_REPEAT:
-			deb_rc("key repeated\n");
-			input_event(d->input_dev, EV_KEY, event, 1);
-			input_sync(d->input_dev);
-			input_event(d->input_dev, EV_KEY, d->last_event, 0);
-			input_sync(d->input_dev);
-			break;
-		default:
-			break;
-	}
-
-/* improved repeat handling ???
-	switch (state) {
-		case REMOTE_NO_KEY_PRESSED:
-			deb_rc("NO KEY PRESSED\n");
-			if (d->last_state != REMOTE_NO_KEY_PRESSED) {
-				deb_rc("releasing event %d\n",d->last_event);
-				input_event(d->rc_input_dev, EV_KEY, d->last_event, 0);
-				input_sync(d->rc_input_dev);
-			}
-			d->last_state = REMOTE_NO_KEY_PRESSED;
-			d->last_event = 0;
-			break;
-		case REMOTE_KEY_PRESSED:
-			deb_rc("KEY PRESSED\n");
-			deb_rc("pressing event %d\n",event);
-
-			input_event(d->rc_input_dev, EV_KEY, event, 1);
-			input_sync(d->rc_input_dev);
-
-			d->last_event = event;
-			d->last_state = REMOTE_KEY_PRESSED;
-			break;
-		case REMOTE_KEY_REPEAT:
-			deb_rc("KEY_REPEAT\n");
-			if (d->last_state != REMOTE_NO_KEY_PRESSED) {
-				deb_rc("repeating event %d\n",d->last_event);
-				input_event(d->rc_input_dev, EV_KEY, d->last_event, 2);
-				input_sync(d->rc_input_dev);
-				d->last_state = REMOTE_KEY_REPEAT;
-			}
-		default:
-			break;
-	}
-*/
-
-schedule:
-	schedule_delayed_work(&d->rc_query_work,msecs_to_jiffies(d->props.rc.legacy.rc_interval));
-}
-
-static int legacy_dvb_usb_remote_init(struct dvb_usb_device *d)
-{
-	int i, err, rc_interval;
-	struct input_dev *input_dev;
-
-	input_dev = input_allocate_device();
-	if (!input_dev)
-		return -ENOMEM;
-
-	input_dev->evbit[0] = BIT_MASK(EV_KEY);
-	input_dev->name = "IR-receiver inside an USB DVB receiver";
-	input_dev->phys = d->rc_phys;
-	usb_to_input_id(d->udev, &input_dev->id);
-	input_dev->dev.parent = &d->udev->dev;
-	d->input_dev = input_dev;
-	d->rc_dev = NULL;
-
-	input_dev->getkeycode = legacy_dvb_usb_getkeycode;
-	input_dev->setkeycode = legacy_dvb_usb_setkeycode;
-
-	/* set the bits for the keys */
-	deb_rc("key map size: %d\n", d->props.rc.legacy.rc_map_size);
-	for (i = 0; i < d->props.rc.legacy.rc_map_size; i++) {
-		deb_rc("setting bit for event %d item %d\n",
-			d->props.rc.legacy.rc_map_table[i].keycode, i);
-		set_bit(d->props.rc.legacy.rc_map_table[i].keycode, input_dev->keybit);
-	}
-
-	/* setting these two values to non-zero, we have to manage key repeats */
-	input_dev->rep[REP_PERIOD] = d->props.rc.legacy.rc_interval;
-	input_dev->rep[REP_DELAY]  = d->props.rc.legacy.rc_interval + 150;
-
-	input_set_drvdata(input_dev, d);
-
-	err = input_register_device(input_dev);
-	if (err)
-		input_free_device(input_dev);
-
-	rc_interval = d->props.rc.legacy.rc_interval;
-
-	INIT_DELAYED_WORK(&d->rc_query_work, legacy_dvb_usb_read_remote_control);
-
-	info("schedule remote query interval to %d msecs.", rc_interval);
-	schedule_delayed_work(&d->rc_query_work,
-			      msecs_to_jiffies(rc_interval));
-
-	d->state |= DVB_USB_STATE_REMOTE;
-
-	return err;
-}
-
-/* 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 err;
-
-	/* 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_usb_disable_rc_polling || d->props.rc.core.bulk_mode)
-		return;
-
-	err = d->props.rc.core.rc_query(d);
-	if (err)
-		err("error %d while querying for an remote control event.", err);
-
-	schedule_delayed_work(&d->rc_query_work,
-			      msecs_to_jiffies(d->props.rc.core.rc_interval));
-}
-
-static int rc_core_dvb_usb_remote_init(struct dvb_usb_device *d)
-{
-	int err, rc_interval;
-	struct rc_dev *dev;
-
-	dev = rc_allocate_device();
-	if (!dev)
-		return -ENOMEM;
-
-	dev->driver_name = d->props.rc.core.module_name;
-	dev->map_name = d->props.rc.core.rc_codes;
-	dev->change_protocol = d->props.rc.core.change_protocol;
-	dev->allowed_protos = d->props.rc.core.allowed_protos;
-	dev->driver_type = RC_DRIVER_SCANCODE;
-	usb_to_input_id(d->udev, &dev->input_id);
-	dev->input_name = "IR-receiver inside an USB DVB receiver";
-	dev->input_phys = d->rc_phys;
-	dev->dev.parent = &d->udev->dev;
-	dev->priv = d;
-
-	err = rc_register_device(dev);
-	if (err < 0) {
-		rc_free_device(dev);
-		return err;
-	}
-
-	d->input_dev = NULL;
-	d->rc_dev = dev;
-
-	if (!d->props.rc.core.rc_query || d->props.rc.core.bulk_mode)
-		return 0;
-
-	/* Polling mode - initialize a work queue for handling it */
-	INIT_DELAYED_WORK(&d->rc_query_work, dvb_usb_read_remote_control);
-
-	rc_interval = d->props.rc.core.rc_interval;
-
-	info("schedule remote query interval to %d msecs.", rc_interval);
-	schedule_delayed_work(&d->rc_query_work,
-			      msecs_to_jiffies(rc_interval));
-
-	return 0;
-}
-
-int dvb_usb_remote_init(struct dvb_usb_device *d)
-{
-	int err;
-
-	if (dvb_usb_disable_rc_polling)
-		return 0;
-
-	if (d->props.rc.legacy.rc_map_table && d->props.rc.legacy.rc_query)
-		d->props.rc.mode = DVB_RC_LEGACY;
-	else if (d->props.rc.core.rc_codes)
-		d->props.rc.mode = DVB_RC_CORE;
-	else
-		return 0;
-
-	usb_make_path(d->udev, d->rc_phys, sizeof(d->rc_phys));
-	strlcat(d->rc_phys, "/ir0", sizeof(d->rc_phys));
-
-	/* Start the remote-control polling. */
-	if (d->props.rc.legacy.rc_interval < 40)
-		d->props.rc.legacy.rc_interval = 100; /* default */
-
-	if (d->props.rc.mode == DVB_RC_LEGACY)
-		err = legacy_dvb_usb_remote_init(d);
-	else
-		err = rc_core_dvb_usb_remote_init(d);
-	if (err)
-		return err;
-
-	d->state |= DVB_USB_STATE_REMOTE;
-
-	return 0;
-}
-
-int dvb_usb_remote_exit(struct dvb_usb_device *d)
-{
-	if (d->state & DVB_USB_STATE_REMOTE) {
-		cancel_delayed_work_sync(&d->rc_query_work);
-		if (d->props.rc.mode == DVB_RC_LEGACY)
-			input_unregister_device(d->input_dev);
-		else
-			rc_unregister_device(d->rc_dev);
-	}
-	d->state &= ~DVB_USB_STATE_REMOTE;
-	return 0;
-}
-
-#define DVB_USB_RC_NEC_EMPTY           0x00
-#define DVB_USB_RC_NEC_KEY_PRESSED     0x01
-#define DVB_USB_RC_NEC_KEY_REPEATED    0x02
-int dvb_usb_nec_rc_key_to_event(struct dvb_usb_device *d,
-		u8 keybuf[5], u32 *event, int *state)
-{
-	int i;
-	struct rc_map_table *keymap = d->props.rc.legacy.rc_map_table;
-	*event = 0;
-	*state = REMOTE_NO_KEY_PRESSED;
-	switch (keybuf[0]) {
-		case DVB_USB_RC_NEC_EMPTY:
-			break;
-		case DVB_USB_RC_NEC_KEY_PRESSED:
-			if ((u8) ~keybuf[1] != keybuf[2] ||
-				(u8) ~keybuf[3] != keybuf[4]) {
-				deb_err("remote control checksum failed.\n");
-				break;
-			}
-			/* See if we can match the raw key code. */
-			for (i = 0; i < d->props.rc.legacy.rc_map_size; i++)
-				if (rc5_custom(&keymap[i]) == keybuf[1] &&
-					rc5_data(&keymap[i]) == keybuf[3]) {
-					*event = keymap[i].keycode;
-					*state = REMOTE_KEY_PRESSED;
-					return 0;
-				}
-			deb_err("key mapping failed - no appropriate key found in keymapping\n");
-			break;
-		case DVB_USB_RC_NEC_KEY_REPEATED:
-			*state = REMOTE_KEY_REPEAT;
-			break;
-		default:
-			deb_err("unknown type of remote status: %d\n",keybuf[0]);
-			break;
-	}
-	return 0;
-}
-EXPORT_SYMBOL(dvb_usb_nec_rc_key_to_event);