HID: asus: Add support for multi-touch touchpad on Medion Akoya E1239T (e271f6c2) · Commits · 戴 / test

drivers/hid/hid-asus.c

+25 −1

Original line number	Diff line number	Diff line
		@@ -40,6 +40,7 @@ MODULE_AUTHOR("Frederik Wenigwieser <frederik.wenigwieser@gmail.com>");
		MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad");

		#define T100_TPAD_INTF 2
		#define MEDION_E1239T_TPAD_INTF 1

		#define T100CHI_MOUSE_REPORT_ID 0x06
		#define FEATURE_REPORT_ID 0x0d
		@@ -77,6 +78,7 @@ MODULE_DESCRIPTION("Asus HID Keyboard and TouchPad");
		#define QUIRK_G752_KEYBOARD BIT(8)
		#define QUIRK_T101HA_DOCK BIT(9)
		#define QUIRK_T90CHI BIT(10)
		#define QUIRK_MEDION_E1239T BIT(11)

		#define I2C_KEYBOARD_QUIRKS (QUIRK_FIX_NOTEBOOK_REPORT \| \
		QUIRK_NO_INIT_REPORTS \| \
		@@ -170,6 +172,16 @@ static const struct asus_touchpad_info asus_t100chi_tp = {
		.report_size = 15 /* 2 byte header + 3 * 4 + 1 byte footer */,
		};

		static const struct asus_touchpad_info medion_e1239t_tp = {
		.max_x = 2640,
		.max_y = 1380,
		.res_x = 29, /* units/mm */
		.res_y = 28, /* units/mm */
		.contact_size = 5,
		.max_contacts = 5,
		.report_size = 32 /* 2 byte header + 5 * 5 + 5 byte footer */,
		};

		static void asus_report_contact_down(struct asus_drvdata *drvdat,
		int toolType, u8 *data)
		{
		@@ -877,6 +889,17 @@ static int asus_probe(struct hid_device hdev, const struct hid_device_id id)
		drvdata->tp = &asus_t100chi_tp;
		}

		if ((drvdata->quirks & QUIRK_MEDION_E1239T) &&
		hid_is_using_ll_driver(hdev, &usb_hid_driver)) {
		struct usb_host_interface *alt =
		to_usb_interface(hdev->dev.parent)->altsetting;

		if (alt->desc.bInterfaceNumber == MEDION_E1239T_TPAD_INTF) {
		drvdata->quirks \|= QUIRK_SKIP_INPUT_MAPPING;
		drvdata->tp = &medion_e1239t_tp;
		}
		}

		if (drvdata->quirks & QUIRK_NO_INIT_REPORTS)
		hdev->quirks \|= HID_QUIRK_NO_INIT_REPORTS;

		@@ -1056,7 +1079,8 @@ static const struct hid_device_id asus_devices[] = {
		{ HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) },
		{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK,
		USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), QUIRK_T100CHI },

		{ HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE_MEDION_E1239T),
		QUIRK_MEDION_E1239T },
		{ }
		};
		MODULE_DEVICE_TABLE(hid, asus_devices);

drivers/hid/hid-ids.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -640,6 +640,7 @@
		#define I2C_DEVICE_ID_ITE_LENOVO_LEGION_Y720 0x837a
		#define USB_DEVICE_ID_ITE_LENOVO_YOGA900 0x8396
		#define USB_DEVICE_ID_ITE8595 0x8595
		#define USB_DEVICE_ID_ITE_MEDION_E1239T 0xce50

		#define USB_VENDOR_ID_JABRA 0x0b0e
		#define USB_DEVICE_ID_JABRA_SPEAK_410 0x0412

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