129 lines
3.1 KiB
C
Executable File
129 lines
3.1 KiB
C
Executable File
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* Copyright (c) 2013-2018 TRUSTONIC LIMITED
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef TUI_IOCTL_H_
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#define TUI_IOCTL_H_
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#include <linux/types.h>
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#define MAX_BUFFER_NUMBER 3
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#ifndef u32
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#define u32 uint32_t
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#endif
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/* Command header */
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struct tlc_tui_command_t {
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u32 id;
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u32 data[2];
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};
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/* Response header */
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struct tlc_tui_response_t {
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u32 id;
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u32 return_code;
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int ion_fd[MAX_BUFFER_NUMBER];
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u32 screen_metrics[3];
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};
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/* Resolution */
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struct tlc_tui_resolution_t {
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u32 width;
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u32 height;
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};
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/* Buffer Info */
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struct tlc_tui_ioctl_buffer_info {
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__u32 num_of_buff;
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__u32 size;
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__u32 width;
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__u32 height;
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__u32 stride;
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__u32 bits_per_pixel;
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};
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/* ION fd */
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struct tlc_tui_ioctl_ion_t {
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int buffer_fd;
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};
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/* Command IDs */
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/* */
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#define TLC_TUI_CMD_NONE 0
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/* Start TUI session */
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#define TLC_TUI_CMD_START_ACTIVITY 1
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/* Stop TUI session */
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#define TLC_TUI_CMD_STOP_ACTIVITY 2
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/*
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* Queue a buffer
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* IN: index of buffer to be queued
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*/
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#define TLC_TUI_CMD_QUEUE 3
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/*
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* Queue a new buffer and dequeue the buffer currently displayed
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* IN: indexes of buffer to be queued
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*/
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#define TLC_TUI_CMD_QUEUE_DEQUEUE 4
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/*
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* Alloc buffers
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* IN: number of buffers
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* OUT: ion fd
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*/
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#define TLC_TUI_CMD_ALLOC_FB 5
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/* Free buffers */
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#define TLC_TUI_CMD_FREE_FB 6
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/* hide secure surface */
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#define TLC_TUI_CMD_HIDE_SURFACE 7
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#define TLC_TUI_CMD_GET_RESOLUTION 8
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/* TLC_TUI_CMD_SET_RESOLUTION is for specific platforms
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* that rely on onConfigurationChanged to set resolution
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* it has no effect on Trustonic reference implementaton.
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*/
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#define TLC_TUI_CMD_SET_RESOLUTION 9
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/* To get buffer info */
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#define TLC_TUI_CMD_GET_BUFFER_INFO 10
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/* Return codes */
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#define TLC_TUI_OK 0
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#define TLC_TUI_ERROR 1
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#define TLC_TUI_ERR_UNKNOWN_CMD 2
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/*
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* defines for the ioctl TUI driver module function call from user space.
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*/
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#define TUI_DEV_NAME "t-base-tui"
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#define TUI_IO_MAGIC 't'
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#define TUI_IO_NOTIFY _IOW(TUI_IO_MAGIC, 1, u32)
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#define TUI_IO_WAITCMD _IOR(TUI_IO_MAGIC, 2, struct tlc_tui_command_t)
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#define TUI_IO_ACK _IOW(TUI_IO_MAGIC, 3, struct tlc_tui_response_t)
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#define TUI_IO_INIT_DRIVER _IO(TUI_IO_MAGIC, 4)
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#define TUI_IO_GET_BUFFER_INFO _IOR(TUI_IO_MAGIC, 5, \
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struct tlc_tui_ioctl_buffer_info)
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#define TUI_IO_GET_ION_FD _IOR(TUI_IO_MAGIC, 6, \
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struct tlc_tui_ioctl_ion_t)
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#define TUI_IO_SET_RESOLUTION _IOW(TUI_IO_MAGIC, 9, \
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struct tlc_tui_resolution_t)
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#define TUI_IO_MAP _IOWR(TUI_IO_MAGIC, 10, struct tlc_tui_ioctl_buffer_info)
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#ifdef INIT_COMPLETION
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#define reinit_completion(x) INIT_COMPLETION(*(x))
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#endif
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#endif /* TUI_IOCTL_H_ */
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