mirror of
https://github.com/torvalds/linux.git
synced 2024-12-29 06:12:08 +00:00
HID: add omitted hid-zydacron.c file
Commit a9885c8f7b ("HID: Zydacron Remote Control driver") added
hid-zydracon driver by Don Prince, but mistakenly omitted hid-zydracon.c
file itself. Properly add the file.
Reported-by: Don Prince <dhprince.devel@yahoo.co.uk>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Jiri Kosina
parent
b355850ba3
commit
d0742abaa1
237
drivers/hid/hid-zydacron.c
Normal file
237
drivers/hid/hid-zydacron.c
Normal file
@ -0,0 +1,237 @@
|
||||
/*
|
||||
* HID driver for zydacron remote control
|
||||
*
|
||||
* Copyright (c) 2010 Don Prince <dhprince.devel@yahoo.co.uk>
|
||||
*/
|
||||
|
||||
/*
|
||||
* 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 <linux/device.h>
|
||||
#include <linux/hid.h>
|
||||
#include <linux/module.h>
|
||||
|
||||
#include "hid-ids.h"
|
||||
|
||||
struct zc_device {
|
||||
struct input_dev *input_ep81;
|
||||
unsigned short last_key[4];
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
* Zydacron remote control has an invalid HID report descriptor,
|
||||
* that needs fixing before we can parse it.
|
||||
*/
|
||||
static void zc_report_fixup(struct hid_device *hdev, __u8 *rdesc,
|
||||
unsigned int rsize)
|
||||
{
|
||||
if (rsize >= 253 &&
|
||||
rdesc[0x96] == 0xbc && rdesc[0x97] == 0xff &&
|
||||
rdesc[0xca] == 0xbc && rdesc[0xcb] == 0xff &&
|
||||
rdesc[0xe1] == 0xbc && rdesc[0xe2] == 0xff) {
|
||||
dev_info(&hdev->dev,
|
||||
"fixing up zydacron remote control report "
|
||||
"descriptor\n");
|
||||
rdesc[0x96] = rdesc[0xca] = rdesc[0xe1] = 0x0c;
|
||||
rdesc[0x97] = rdesc[0xcb] = rdesc[0xe2] = 0x00;
|
||||
}
|
||||
}
|
||||
|
||||
#define zc_map_key_clear(c) \
|
||||
hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
|
||||
|
||||
static int zc_input_mapping(struct hid_device *hdev, struct hid_input *hi,
|
||||
struct hid_field *field, struct hid_usage *usage,
|
||||
unsigned long **bit, int *max)
|
||||
{
|
||||
int i;
|
||||
struct zc_device *zc = hid_get_drvdata(hdev);
|
||||
zc->input_ep81 = hi->input;
|
||||
|
||||
if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
|
||||
return 0;
|
||||
|
||||
dbg_hid("zynacron input mapping event [0x%x]\n",
|
||||
usage->hid & HID_USAGE);
|
||||
|
||||
switch (usage->hid & HID_USAGE) {
|
||||
/* report 2 */
|
||||
case 0x10:
|
||||
zc_map_key_clear(KEY_MODE);
|
||||
break;
|
||||
case 0x30:
|
||||
zc_map_key_clear(KEY_SCREEN);
|
||||
break;
|
||||
case 0x70:
|
||||
zc_map_key_clear(KEY_INFO);
|
||||
break;
|
||||
/* report 3 */
|
||||
case 0x04:
|
||||
zc_map_key_clear(KEY_RADIO);
|
||||
break;
|
||||
/* report 4 */
|
||||
case 0x0d:
|
||||
zc_map_key_clear(KEY_PVR);
|
||||
break;
|
||||
case 0x25:
|
||||
zc_map_key_clear(KEY_TV);
|
||||
break;
|
||||
case 0x47:
|
||||
zc_map_key_clear(KEY_AUDIO);
|
||||
break;
|
||||
case 0x49:
|
||||
zc_map_key_clear(KEY_AUX);
|
||||
break;
|
||||
case 0x4a:
|
||||
zc_map_key_clear(KEY_VIDEO);
|
||||
break;
|
||||
case 0x48:
|
||||
zc_map_key_clear(KEY_DVD);
|
||||
break;
|
||||
case 0x24:
|
||||
zc_map_key_clear(KEY_MENU);
|
||||
break;
|
||||
case 0x32:
|
||||
zc_map_key_clear(KEY_TEXT);
|
||||
break;
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
|
||||
for (i = 0; i < 4; i++)
|
||||
zc->last_key[i] = 0;
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int zc_raw_event(struct hid_device *hdev, struct hid_report *report,
|
||||
u8 *data, int size)
|
||||
{
|
||||
struct zc_device *zc = hid_get_drvdata(hdev);
|
||||
int ret = 0;
|
||||
unsigned key;
|
||||
unsigned short index;
|
||||
|
||||
if (report->id == data[0]) {
|
||||
|
||||
/* break keys */
|
||||
for (index = 0; index < 4; index++) {
|
||||
key = zc->last_key[index];
|
||||
if (key) {
|
||||
input_event(zc->input_ep81, EV_KEY, key, 0);
|
||||
zc->last_key[index] = 0;
|
||||
}
|
||||
}
|
||||
|
||||
key = 0;
|
||||
switch (report->id) {
|
||||
case 0x02:
|
||||
case 0x03:
|
||||
switch (data[1]) {
|
||||
case 0x10:
|
||||
key = KEY_MODE;
|
||||
index = 0;
|
||||
break;
|
||||
case 0x30:
|
||||
key = KEY_SCREEN;
|
||||
index = 1;
|
||||
break;
|
||||
case 0x70:
|
||||
key = KEY_INFO;
|
||||
index = 2;
|
||||
break;
|
||||
case 0x04:
|
||||
key = KEY_RADIO;
|
||||
index = 3;
|
||||
break;
|
||||
}
|
||||
|
||||
if (key) {
|
||||
input_event(zc->input_ep81, EV_KEY, key, 1);
|
||||
zc->last_key[index] = key;
|
||||
}
|
||||
|
||||
ret = 1;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int zc_probe(struct hid_device *hdev, const struct hid_device_id *id)
|
||||
{
|
||||
int ret;
|
||||
struct zc_device *zc;
|
||||
|
||||
zc = kzalloc(sizeof(*zc), GFP_KERNEL);
|
||||
if (zc == NULL) {
|
||||
dev_err(&hdev->dev, "zydacron: can't alloc descriptor\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
hid_set_drvdata(hdev, zc);
|
||||
|
||||
ret = hid_parse(hdev);
|
||||
if (ret) {
|
||||
dev_err(&hdev->dev, "zydacron: parse failed\n");
|
||||
goto err_free;
|
||||
}
|
||||
|
||||
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
|
||||
if (ret) {
|
||||
dev_err(&hdev->dev, "zydacron: hw start failed\n");
|
||||
goto err_free;
|
||||
}
|
||||
|
||||
return 0;
|
||||
err_free:
|
||||
kfree(zc);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void zc_remove(struct hid_device *hdev)
|
||||
{
|
||||
struct zc_device *zc = hid_get_drvdata(hdev);
|
||||
|
||||
hid_hw_stop(hdev);
|
||||
|
||||
if (NULL != zc)
|
||||
kfree(zc);
|
||||
}
|
||||
|
||||
static const struct hid_device_id zc_devices[] = {
|
||||
{ HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(hid, zc_devices);
|
||||
|
||||
static struct hid_driver zc_driver = {
|
||||
.name = "zydacron",
|
||||
.id_table = zc_devices,
|
||||
.report_fixup = zc_report_fixup,
|
||||
.input_mapping = zc_input_mapping,
|
||||
.raw_event = zc_raw_event,
|
||||
.probe = zc_probe,
|
||||
.remove = zc_remove,
|
||||
};
|
||||
|
||||
static int __init zc_init(void)
|
||||
{
|
||||
return hid_register_driver(&zc_driver);
|
||||
}
|
||||
|
||||
static void __exit zc_exit(void)
|
||||
{
|
||||
hid_unregister_driver(&zc_driver);
|
||||
}
|
||||
|
||||
module_init(zc_init);
|
||||
module_exit(zc_exit);
|
||||
MODULE_LICENSE("GPL");
|
||||
Loading…
Reference in New Issue
Block a user