mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 10:06:48 +07:00
8af6c08830
This reverts commit 596264082f.
The reverted commit was a workaround needed when drivers became unable
to communicate with devices during probe(). Now that such
communication is possible, the workaround is not needed.
Signed-off-by: Andrew de los Reyes <adlr@chromium.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
124 lines
3.4 KiB
C
124 lines
3.4 KiB
C
#ifndef __HID_LOGITECH_DJ_H
|
|
#define __HID_LOGITECH_DJ_H
|
|
|
|
/*
|
|
* HID driver for Logitech Unifying receivers
|
|
*
|
|
* Copyright (c) 2011 Logitech
|
|
*/
|
|
|
|
/*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*
|
|
*/
|
|
|
|
#include <linux/kfifo.h>
|
|
|
|
#define DJ_MAX_PAIRED_DEVICES 6
|
|
#define DJ_MAX_NUMBER_NOTIFICATIONS 8
|
|
#define DJ_DEVICE_INDEX_MIN 1
|
|
#define DJ_DEVICE_INDEX_MAX 6
|
|
|
|
#define DJREPORT_SHORT_LENGTH 15
|
|
#define DJREPORT_LONG_LENGTH 32
|
|
|
|
#define REPORT_ID_DJ_SHORT 0x20
|
|
#define REPORT_ID_DJ_LONG 0x21
|
|
|
|
#define REPORT_TYPE_RFREPORT_FIRST 0x01
|
|
#define REPORT_TYPE_RFREPORT_LAST 0x1F
|
|
|
|
/* Command Switch to DJ mode */
|
|
#define REPORT_TYPE_CMD_SWITCH 0x80
|
|
#define CMD_SWITCH_PARAM_DEVBITFIELD 0x00
|
|
#define CMD_SWITCH_PARAM_TIMEOUT_SECONDS 0x01
|
|
#define TIMEOUT_NO_KEEPALIVE 0x00
|
|
|
|
/* Command to Get the list of Paired devices */
|
|
#define REPORT_TYPE_CMD_GET_PAIRED_DEVICES 0x81
|
|
|
|
/* Device Paired Notification */
|
|
#define REPORT_TYPE_NOTIF_DEVICE_PAIRED 0x41
|
|
#define SPFUNCTION_MORE_NOTIF_EXPECTED 0x01
|
|
#define SPFUNCTION_DEVICE_LIST_EMPTY 0x02
|
|
#define DEVICE_PAIRED_PARAM_SPFUNCTION 0x00
|
|
#define DEVICE_PAIRED_PARAM_EQUAD_ID_LSB 0x01
|
|
#define DEVICE_PAIRED_PARAM_EQUAD_ID_MSB 0x02
|
|
#define DEVICE_PAIRED_RF_REPORT_TYPE 0x03
|
|
|
|
/* Device Un-Paired Notification */
|
|
#define REPORT_TYPE_NOTIF_DEVICE_UNPAIRED 0x40
|
|
|
|
|
|
/* Connection Status Notification */
|
|
#define REPORT_TYPE_NOTIF_CONNECTION_STATUS 0x42
|
|
#define CONNECTION_STATUS_PARAM_STATUS 0x00
|
|
#define STATUS_LINKLOSS 0x01
|
|
|
|
/* Error Notification */
|
|
#define REPORT_TYPE_NOTIF_ERROR 0x7F
|
|
#define NOTIF_ERROR_PARAM_ETYPE 0x00
|
|
#define ETYPE_KEEPALIVE_TIMEOUT 0x01
|
|
|
|
/* supported DJ HID && RF report types */
|
|
#define REPORT_TYPE_KEYBOARD 0x01
|
|
#define REPORT_TYPE_MOUSE 0x02
|
|
#define REPORT_TYPE_CONSUMER_CONTROL 0x03
|
|
#define REPORT_TYPE_SYSTEM_CONTROL 0x04
|
|
#define REPORT_TYPE_MEDIA_CENTER 0x08
|
|
#define REPORT_TYPE_LEDS 0x0E
|
|
|
|
/* RF Report types bitfield */
|
|
#define STD_KEYBOARD 0x00000002
|
|
#define STD_MOUSE 0x00000004
|
|
#define MULTIMEDIA 0x00000008
|
|
#define POWER_KEYS 0x00000010
|
|
#define MEDIA_CENTER 0x00000100
|
|
#define KBD_LEDS 0x00004000
|
|
|
|
struct dj_report {
|
|
u8 report_id;
|
|
u8 device_index;
|
|
u8 report_type;
|
|
u8 report_params[DJREPORT_SHORT_LENGTH - 3];
|
|
};
|
|
|
|
struct dj_receiver_dev {
|
|
struct hid_device *hdev;
|
|
struct dj_device *paired_dj_devices[DJ_MAX_PAIRED_DEVICES +
|
|
DJ_DEVICE_INDEX_MIN];
|
|
struct work_struct work;
|
|
struct kfifo notif_fifo;
|
|
spinlock_t lock;
|
|
};
|
|
|
|
struct dj_device {
|
|
struct hid_device *hdev;
|
|
struct dj_receiver_dev *dj_receiver_dev;
|
|
u32 reports_supported;
|
|
u8 device_index;
|
|
};
|
|
|
|
/**
|
|
* is_dj_device - know if the given dj_device is not the receiver.
|
|
* @dj_dev: the dj device to test
|
|
*
|
|
* This macro tests if a struct dj_device pointer is a device created
|
|
* by the bus enumarator.
|
|
*/
|
|
#define is_dj_device(dj_dev) \
|
|
(&(dj_dev)->dj_receiver_dev->hdev->dev == (dj_dev)->hdev->dev.parent)
|
|
|
|
#endif
|