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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * FTS Capacitive touch screen controller (FingerTipS)
- *
- * Copyright (C) 2016-2019, STMicroelectronics Limited.
- * Authors: AMG(Analog Mems Group) <[email protected]>
- *
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
- */
- /**
- *
- **************************************************************************
- ** STMicroelectronics **
- **************************************************************************
- ** [email protected] **
- **************************************************************************
- * *
- * FTS functions for getting frames *
- * *
- **************************************************************************
- **************************************************************************
- */
- #ifndef __FTS_FRAME_H
- #define __FTS_FRAME_H
- #include "ftsSoftware.h"
- //Number of data bytes for each node
- #define BYTES_PER_NODE 2
- #define OFFSET_LENGTH 2
- #define FRAME_DATA_HEADER 8
- #define FRAME_HEADER_SIGNATURE 0xB5
- #define FRAME_DATA_READ_RETRY 2
- struct MutualSenseFrame {
- struct DataHeader header;
- short *node_data;
- int node_data_size;
- };
- struct SelfSenseFrame {
- struct DataHeader header;
- short *force_data;
- short *sense_data;
- };
- int getOffsetFrame(u16 address, u16 *offset);
- int getChannelsLength(void);
- int getFrameData(u16 address, int size, short **frame);
- int getMSFrame(u16 type, struct MutualSenseFrame *frame, int keep_first_row);
- //int getMSKeyFrame(u16 type, short **frame);
- //int getSSFrame(u16 type, short **frame);
- //int getNmsFrame(u16 type, short ***frames, int * sizes,
- //int keep_first_row, int fs, int n);
- int getSenseLen(void);
- int getForceLen(void);
- int requestFrame(u16 type);
- int readFrameDataHeader(u16 type, struct DataHeader *header);
- int getMSFrame2(u16 type, struct MutualSenseFrame *frame);
- int getSSFrame2(u16 type, struct SelfSenseFrame *frame);
- #endif
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