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Merge branch 'for-5.16/xiaomi' into for-linus

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- proper support of Xiaomi Mi buttons (Ilya Skriblovsky)
This commit is contained in:
Jiri Kosina 2021-11-05 12:16:54 +01:00
commit 5a2506bb8c
4 changed files with 105 additions and 0 deletions
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7
drivers/hid/Kconfig
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@ -468,6 +468,13 @@ config HID_VIEWSONIC
help
Support for ViewSonic/Signotec PD1011 signature pad.
config HID_XIAOMI
tristate "Xiaomi"
depends on HID
help
Adds support for side buttons of Xiaomi Mi Dual Mode Wireless
Mouse Silent Edition.
config HID_GYRATION
tristate "Gyration remote control"
depends on HID

1
drivers/hid/Makefile
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@ -126,6 +126,7 @@ hid-uclogic-objs := hid-uclogic-core.o \
obj-$(CONFIG_HID_UCLOGIC) += hid-uclogic.o
obj-$(CONFIG_HID_UDRAW_PS3) += hid-udraw-ps3.o
obj-$(CONFIG_HID_LED) += hid-led.o
obj-$(CONFIG_HID_XIAOMI) += hid-xiaomi.o
obj-$(CONFIG_HID_XINMO) += hid-xinmo.o
obj-$(CONFIG_HID_ZEROPLUS) += hid-zpff.o
obj-$(CONFIG_HID_ZYDACRON) += hid-zydacron.o

3
drivers/hid/hid-ids.h
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@ -1309,6 +1309,9 @@
#define USB_VENDOR_ID_XAT 0x2505
#define USB_DEVICE_ID_XAT_CSR 0x0220
#define USB_VENDOR_ID_XIAOMI 0x2717
#define USB_DEVICE_ID_MI_SILENT_MOUSE 0x5014
#define USB_VENDOR_ID_XIN_MO 0x16c0
#define USB_DEVICE_ID_XIN_MO_DUAL_ARCADE 0x05e1
#define USB_DEVICE_ID_THT_2P_ARCADE 0x75e1

94
drivers/hid/hid-xiaomi.c Normal file
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@ -0,0 +1,94 @@
// SPDX-License-Identifier: GPL-2.0
/*
* HID driver for Xiaomi Mi Dual Mode Wireless Mouse Silent Edition
*
* Copyright (c) 2021 Ilya Skriblovsky
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/hid.h>
#include "hid-ids.h"
/* Fixed Mi Silent Mouse report descriptor */
/* Button's Usage Maximum changed from 3 to 5 to make side buttons work */
#define MI_SILENT_MOUSE_ORIG_RDESC_LENGTH 87
static __u8 mi_silent_mouse_rdesc_fixed[] = {
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x02, /* Usage (Mouse), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x03, /* Report ID (3), */
0x09, 0x01, /* Usage (Pointer), */
0xA1, 0x00, /* Collection (Physical), */
0x05, 0x09, /* Usage Page (Button), */
0x19, 0x01, /* Usage Minimum (01h), */
0x29, 0x05, /* X */ /* Usage Maximum (05h), */
0x15, 0x00, /* Logical Minimum (0), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x05, /* Report Count (5), */
0x81, 0x02, /* Input (Variable), */
0x75, 0x03, /* Report Size (3), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x01, /* Input (Constant), */
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x30, /* Usage (X), */
0x09, 0x31, /* Usage (Y), */
0x15, 0x81, /* Logical Minimum (-127), */
0x25, 0x7F, /* Logical Maximum (127), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x06, /* Input (Variable, Relative), */
0x09, 0x38, /* Usage (Wheel), */
0x15, 0x81, /* Logical Minimum (-127), */
0x25, 0x7F, /* Logical Maximum (127), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x06, /* Input (Variable, Relative), */
0xC0, /* End Collection, */
0xC0, /* End Collection, */
0x06, 0x01, 0xFF, /* Usage Page (FF01h), */
0x09, 0x01, /* Usage (01h), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x05, /* Report ID (5), */
0x09, 0x05, /* Usage (05h), */
0x15, 0x00, /* Logical Minimum (0), */
0x26, 0xFF, 0x00, /* Logical Maximum (255), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x04, /* Report Count (4), */
0xB1, 0x02, /* Feature (Variable), */
0xC0 /* End Collection */
};
static __u8 *xiaomi_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
switch (hdev->product) {
case USB_DEVICE_ID_MI_SILENT_MOUSE:
if (*rsize == MI_SILENT_MOUSE_ORIG_RDESC_LENGTH) {
hid_info(hdev, "fixing up Mi Silent Mouse report descriptor\n");
rdesc = mi_silent_mouse_rdesc_fixed;
*rsize = sizeof(mi_silent_mouse_rdesc_fixed);
}
break;
}
return rdesc;
}
static const struct hid_device_id xiaomi_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_XIAOMI, USB_DEVICE_ID_MI_SILENT_MOUSE) },
{ }
};
MODULE_DEVICE_TABLE(hid, xiaomi_devices);
static struct hid_driver xiaomi_driver = {
.name = "xiaomi",
.id_table = xiaomi_devices,
.report_fixup = xiaomi_report_fixup,
};
module_hid_driver(xiaomi_driver);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Ilya Skriblovsky <IlyaSkriblovsky@gmail.com>");
MODULE_DESCRIPTION("Fixing side buttons of Xiaomi Mi Silent Mouse");