HID: logitech-dj: add support for 27 MHz mouse-only receivers (1f944ac6) · Commits · 戴 / test

drivers/hid/hid-ids.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -762,6 +762,7 @@
		#define USB_DEVICE_ID_S510_RECEIVER_2 0xc517
		#define USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500 0xc512
		#define USB_DEVICE_ID_MX3000_RECEIVER 0xc513
		#define USB_DEVICE_ID_LOGITECH_27MHZ_MOUSE_RECEIVER 0xc51b
		#define USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER 0xc52b
		#define USB_DEVICE_ID_LOGITECH_NANO_RECEIVER 0xc52f
		#define USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2 0xc532

+14 −0

Original line number	Diff line number	Diff line
		@@ -1483,6 +1483,16 @@ static int logi_dj_raw_event(struct hid_device *hdev,
		data[0] = data[1];
		data[1] = 0;
		}
		/* The 27 MHz mouse-only receiver sends unnumbered mouse data */
		if (djrcv_dev->unnumbered_application == HID_GD_MOUSE &&
		size == 6) {
		u8 mouse_report[7];

		/* Prepend report id */
		mouse_report[0] = REPORT_TYPE_MOUSE;
		memcpy(mouse_report + 1, data, 6);
		logi_dj_recv_forward_input_report(hdev, mouse_report, 7);
		}

		return false;
		}
		@@ -1720,6 +1730,10 @@ static const struct hid_device_id logi_dj_receivers[] = {
		HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
		USB_DEVICE_ID_S510_RECEIVER_2),
		.driver_data = recvr_type_27mhz},
		{ /* Logitech 27 MHz HID++ 1.0 mouse-only receiver (0xc51b) */
		HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
		USB_DEVICE_ID_LOGITECH_27MHZ_MOUSE_RECEIVER),
		.driver_data = recvr_type_27mhz},
		{}
		};