summaryrefslogtreecommitdiff
path: root/driver/touchpad_gt7288.h
diff options
context:
space:
mode:
Diffstat (limited to 'driver/touchpad_gt7288.h')
-rw-r--r--driver/touchpad_gt7288.h84
1 files changed, 0 insertions, 84 deletions
diff --git a/driver/touchpad_gt7288.h b/driver/touchpad_gt7288.h
deleted file mode 100644
index c89c586784..0000000000
--- a/driver/touchpad_gt7288.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/* Copyright 2019 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/* Driver for the Goodix GT7288 touch controller. */
-
-#ifndef __CROS_EC_TOUCHPAD_GT7288_H
-#define __CROS_EC_TOUCHPAD_GT7288_H
-
-#include <stdbool.h>
-#include <stddef.h>
-
-/* The maximum number of contacts that can be reported at once. */
-#define GT7288_MAX_CONTACTS 5
-
-/**
- * Version information for the chip.
- */
-struct gt7288_version_info {
- /** HID product ID (0x01F0 for touchpads, 0x01F1 for touchscreens). */
- uint16_t product_id;
- /**
- * The firmware version. For touchpads equipped with a fingerprint
- * sensor, the MSB will be 1.
- */
- uint16_t version_id;
-};
-
-/**
- * Reads version information from the GT7288.
- *
- * @param[out] info The version information.
- *
- * @return EC_SUCCESS or an error code.
- */
-int gt7288_get_version_info(struct gt7288_version_info *info);
-
-/**
- * Data describing a single contact.
- */
-struct gt7288_contact {
- /**
- * A 4-bit ID that uniquely identifies the contact during its lifecycle.
- */
- uint8_t id;
- /** The absolute X coordinate. */
- uint16_t x;
- /** The absolute Y coordinate. */
- uint16_t y;
- /** The width of the contact (with firmware version 4 or greater). */
- uint8_t width;
- /** The height of the contact (with firmware version 4 or greater). */
- uint8_t height;
- /** Whether the finger is touching the pad. (Currently always true.) */
- bool tip;
- /** Whether the touch is a finger (true) or palm (false). */
- bool confidence;
-};
-
-/**
- * Data from a complete report in PTP mode.
- */
-struct gt7288_ptp_report {
- /** A relative timestamp, in units of 100µs. */
- uint16_t timestamp;
- /** The number of contacts on the pad. */
- size_t num_contacts;
- /** Whether the button is pressed. */
- bool button_down;
- /** An array of structs describing the individual contacts. */
- struct gt7288_contact contacts[GT7288_MAX_CONTACTS];
-};
-
-/**
- * Reads a complete report, when the GT7288 is in PTP mode.
- *
- * @param[out] report The report that is read.
- *
- * @return EC_SUCCESS or an error code.
- */
-int gt7288_read_ptp_report(struct gt7288_ptp_report *report);
-
-#endif /* __CROS_EC_TOUCHPAD_GT7288_H */