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Commit 5a2506b

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author
Jiri Kosina
committed
Merge branch 'for-5.16/xiaomi' into for-linus
- proper support of Xiaomi Mi buttons (Ilya Skriblovsky)
2 parents 3f81b3a + 9515772 commit 5a2506b

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4 files changed

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‎drivers/hid/Kconfig

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@@ -468,6 +468,13 @@ config HID_VIEWSONIC
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help
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Support for ViewSonic/Signotec PD1011 signature pad.
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config HID_XIAOMI
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tristate "Xiaomi"
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depends on HID
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help
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Adds support for side buttons of Xiaomi Mi Dual Mode Wireless
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Mouse Silent Edition.
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config HID_GYRATION
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tristate "Gyration remote control"
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depends on HID

‎drivers/hid/Makefile

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

‎drivers/hid/hid-ids.h

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@@ -1309,6 +1309,9 @@
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#define USB_VENDOR_ID_XAT 0x2505
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#define USB_DEVICE_ID_XAT_CSR 0x0220
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#define USB_VENDOR_ID_XIAOMI 0x2717
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#define USB_DEVICE_ID_MI_SILENT_MOUSE 0x5014
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#define USB_VENDOR_ID_XIN_MO 0x16c0
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#define USB_DEVICE_ID_XIN_MO_DUAL_ARCADE 0x05e1
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#define USB_DEVICE_ID_THT_2P_ARCADE 0x75e1

‎drivers/hid/hid-xiaomi.c

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

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