Commit 7ed3f281 authored by Hans de Goede's avatar Hans de Goede Committed by Jiri Kosina
Browse files

HID: elan: Add a flag for selecting if the touchpad has a LED 



Note all Elan touchpads have a LED make this configurable using
a flag in hi_id.driver_data.

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 19588bee

drivers/hid/hid-elan.c

+9 −4
Original line number Diff line number Diff line
@@ -36,6 +36,8 @@ 
#define ELAN_MUTE_LED_REPORT	0xBC

#define ELAN_LED_REPORT_SIZE	8



#define ELAN_HAS_LED		BIT(0)



struct elan_drvdata {

	struct input_dev *input;

	u8 prev_report[ELAN_INPUT_REPORT_SIZE];
@@ -450,9 +452,11 @@ static int elan_probe(struct hid_device *hdev, const struct hid_device_id *id) 
	if (ret)

		goto err;



	if (id->driver_data & ELAN_HAS_LED) {

		ret = elan_init_mute_led(hdev);

		if (ret)

			goto err;

	}



	return 0;

err:
@@ -466,7 +470,8 @@ static void elan_remove(struct hid_device *hdev) 
}



static const struct hid_device_id elan_devices[] = {

	{ HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_HP_X2_10_COVER) },

	{ HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_HP_X2_10_COVER),

	  .driver_data = ELAN_HAS_LED },

	{ }

};

MODULE_DEVICE_TABLE(hid, elan_devices);