summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/hid/Kconfig7
-rw-r--r--drivers/hid/Makefile1
-rw-r--r--drivers/hid/hid-ids.h3
-rw-r--r--drivers/hid/hid-xiaomi.c94
4 files changed, 105 insertions, 0 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 3c33bf572d6d..859617e14d6b 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -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
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index e29efcb1c040..e43495465793 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -125,6 +125,7 @@ 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
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 29564b370341..f1aa50522c80 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -1298,6 +1298,9 @@
#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
diff --git a/drivers/hid/hid-xiaomi.c b/drivers/hid/hid-xiaomi.c
new file mode 100644
index 000000000000..a97a90afad33
--- /dev/null
+++ b/drivers/hid/hid-xiaomi.c
@@ -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");