438 lines
11 KiB
C
438 lines
11 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2019 MediaTek Inc.
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*/
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#include <linux/vmalloc.h>
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#include <linux/uaccess.h>
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#include <linux/major.h>
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#include <linux/miscdevice.h>
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#include <linux/i2c.h>
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#include <linux/delay.h>
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#include "tpd.h"
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#include "met_ftrace_touch.h"
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#ifdef TPD_DEBUG_CODE
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int tpd_fail_count;
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int tpd_trial_count;
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int tpd_debug_nr;
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module_param(tpd_debug_nr, int, 0644);
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module_param(tpd_fail_count, int, 0644);
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module_param(tpd_trial_count, int, 0644);
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int tpd_debug_time;
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long tpd_last_2_int_time[2] = { 0 };
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long tpd_last_down_time;
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int tpd_start_profiling;
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int tpd_down_status;
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module_param(tpd_debug_time, int, 0644);
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void tpd_debug_set_time(void)
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{
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struct timeval t;
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if (!tpd_debug_time && !tpd_em_log)
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return;
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do_gettimeofday(&t);
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tpd_last_2_int_time[0] = tpd_last_2_int_time[1];
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tpd_last_2_int_time[1] = (t.tv_sec & 0xFFF) * 1000000 + t.tv_usec;
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/* */
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/* Start profiling while receive touch DOWN event */
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/* Stop profiling while the first frame is upadted */
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/* */
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if (!tpd_down_status) {
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tpd_start_profiling = 1;
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tpd_last_down_time = tpd_last_2_int_time[1];
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}
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}
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#ifdef TPD_DEBUG_TRACK
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int tpd_debug_track;
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int tpd_debug_track_color;
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int tpd_debug_touch_up;
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module_param(tpd_debug_track, int, 0644);
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void tpd_draw(int x, int y)
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{
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UINT16 *buf = (UINT16 *) dal_fb_addr;
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buf = buf + (x + y * TPD_RES_X);
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tpd_debug_track_color += (tpd_debug_track_color >= 31 ? 0 : 1);
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*buf = (0xffe0 + tpd_debug_track_color);
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}
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void tpd_down_debug_track(int x, int y)
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{
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if (tpd_debug_touch_up == 1) {
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DAL_Clean();
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tpd_debug_touch_up = 0;
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}
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LCD_LayerEnable(5, TRUE);
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tpd_draw(x - 1, y - 1);
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tpd_draw(x, y - 1);
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tpd_draw(x + 1, y - 1);
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tpd_draw(x - 1, y);
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tpd_draw(x + 1, y);
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tpd_draw(x - 1, y + 1);
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tpd_draw(x, y + 1);
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tpd_draw(x + 1, y + 1);
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}
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void tpd_up_debug_track(int x, int y)
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{
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if (x == 0 && y == 0) {
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tpd_debug_track_color = 0;
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DAL_Clean();
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}
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tpd_debug_touch_up = 1;
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}
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#endif /* TPD_DEBUG_TRACK */
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#define BUFFER_SIZE 128
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int tpd_em_log;
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module_param(tpd_em_log, int, 0664);
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void tpd_enable_em_log(int enable)
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{
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if (enable)
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tpd_em_log = 1;
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else
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tpd_em_log = 0;
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}
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EXPORT_SYMBOL(tpd_enable_em_log);
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int tpd_em_log_to_fs;
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module_param(tpd_em_log_to_fs, int, 0664);
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int tpd_em_log_first = 1;
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struct tpd_em_log_struct {
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struct list_head list;
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char data[BUFFER_SIZE];
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};
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static LIST_HEAD(tpd_em_log_list);
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int tpd_log_line_buffer = 128; /* per line 128 bytes */
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int tpd_log_line_cnt = 1024 * 10;
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module_param(tpd_log_line_buffer, int, 0664);
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module_param(tpd_log_line_cnt, int, 0664);
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struct tpd_debug_log_buf {
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unsigned int head;
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unsigned int tail;
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spinlock_t buffer_lock;
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unsigned int cnt;
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unsigned char *buffer;
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};
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struct tpd_debug_log_buf tpd_buf;
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static int tpd_debug_log_open(struct inode *inode, struct file *file)
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{
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if (tpd_buf.buffer == NULL)
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tpd_buf.buffer =
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vmalloc(tpd_log_line_cnt * tpd_log_line_buffer);
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if (tpd_buf.buffer == NULL) {
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pr_info("tpd_log: nomem for tpd_buf->buffer\n");
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return -ENOMEM;
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}
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spin_lock(&tpd_buf.buffer_lock);
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tpd_buf.head = tpd_buf.tail = 0;
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tpd_buf.cnt = 0;
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spin_unlock(&tpd_buf.buffer_lock);
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file->private_data = &tpd_buf;
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pr_debug("[tpd_em_log]: open log file\n");
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return 0;
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}
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static int tpd_debug_log_release(struct inode *inode, struct file *file)
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{
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unsigned char *tmp_buffer = NULL;
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pr_debug("[tpd_em_log]: close log file\n");
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spin_lock(&tpd_buf.buffer_lock);
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tmp_buffer = tpd_buf.buffer;
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tpd_buf.buffer = NULL;
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spin_unlock(&tpd_buf.buffer_lock);
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if (tmp_buffer)
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vfree(tmp_buffer);
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/* free(tpd_buf); */
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return 0;
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}
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static ssize_t tpd_debug_log_write(struct file *file, const char __user *buffer,
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size_t count, loff_t *ppos)
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{
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return 0;
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}
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static ssize_t tpd_debug_log_read(struct file *file, char __user *buffer,
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size_t count, loff_t *ppos)
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{
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struct tpd_debug_log_buf *tpd_buf =
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(struct tpd_debug_log_buf *)file->private_data;
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unsigned int retval = 0, unit = tpd_log_line_buffer;
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unsigned char *tmp_buf = NULL;
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if (tpd_buf == NULL)
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return -ENOMEM;
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if (tpd_buf->head == tpd_buf->tail && (file->f_flags & O_NONBLOCK))
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return -EAGAIN;
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while ((count - retval) >= unit) {
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spin_lock_irq(&tpd_buf->buffer_lock);
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if (tpd_buf->head != tpd_buf->tail) {
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tmp_buf = &tpd_buf->buffer[tpd_buf->tail++ * unit];
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tpd_buf->tail &= tpd_log_line_cnt - 1;
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} else {
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spin_unlock_irq(&tpd_buf->buffer_lock);
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break;
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}
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spin_unlock_irq(&tpd_buf->buffer_lock);
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/* pr_info("%s, tmp_buf:0x%x\n", tmp_buf, tmp_buf); */
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if (copy_to_user(buffer + retval, tmp_buf, unit))
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return -EFAULT;
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retval += unit;
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}
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return retval;
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}
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static unsigned char *tpd_log_find_buffer(void)
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{
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unsigned char *buffer = NULL;
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unsigned int unit = tpd_log_line_buffer;
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if (tpd_buf.buffer == NULL) {
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pr_info("[tpd_em_log] :tpd_buf.buffer is NULL\n");
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return NULL;
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}
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spin_lock(&tpd_buf.buffer_lock);
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buffer = &tpd_buf.buffer[tpd_buf.head++ * unit];
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tpd_buf.head &= tpd_log_line_cnt - 1;
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spin_unlock(&tpd_buf.buffer_lock);
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if (tpd_buf.head == tpd_buf.tail) {
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snprintf(buffer, unit, "[tpd_em_log] overlay !!!!!\n");
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return NULL;
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}
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memset(buffer, 0, unit);
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return buffer;
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}
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static const struct file_operations tpd_debug_log_fops = {
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.owner = THIS_MODULE,
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.read = tpd_debug_log_read,
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.write = tpd_debug_log_write,
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.open = tpd_debug_log_open,
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.release = tpd_debug_log_release,
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};
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static struct miscdevice tpd_debug_log_dev = {
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.minor = MISC_DYNAMIC_MINOR,
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.name = "tpd_em_log",
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.fops = &tpd_debug_log_fops,
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};
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#ifndef CREATE_TRACE_POINTS
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#define CREATE_TRACE_POINTS
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#endif
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noinline void MET_touch(int raw_x, int raw_y,
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int cal_x, int cal_y, int p, int down)
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{
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struct timeval t;
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do_gettimeofday(&t);
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if ((tpd_down_status == 0 && down == 1) ||
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(tpd_down_status == 1 && down == 0)) {
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trace_MET_touch("EV_KEY",
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t.tv_sec, t.tv_usec, "BTN_TOUCH", down);
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tpd_down_status = !tpd_down_status;
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}
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if (tpd_down_status) {
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trace_MET_touch("EV_ABS", t.tv_sec, t.tv_usec, "X", raw_x);
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trace_MET_touch("EV_ABS", t.tv_sec, t.tv_usec, "Y", raw_y);
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}
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}
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void tpd_em_log_output(int raw_x, int raw_y,
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int cal_x, int cal_y, int p, int down)
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{
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if (down == TPD_TYPE_INT_DOWN) {
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pr_debug("[tpd_em_log] int trigger down\n");
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} else if (down == TPD_TYPE_INT_UP) {
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pr_debug("[tpd_em_log] int trigger up\n");
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} else if (down == TPD_TYPE_TIMER) {
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pr_debug("[tpd_em_log] timer trigger\n");
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} else if (down == TPD_TYPE_RAW_DATA) {
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if (tpd_em_log == TPD_TYPE_RAW_DATA) {
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pr_debug("[tpd_em_log] rx=%d,ry=%d,rz1=%d"
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SPLIT "rz2=%d,p=%d,r\n",
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raw_x, raw_y, cal_x, cal_y, p);
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}
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} else if (down == TPD_TYPE_REJECT1) {
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pr_debug("[tpd_em_log] the first or last point is rejected\n");
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} else if (down == TPD_TYPE_REJECT2) {
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pr_debug
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("[tpd_em_log] pressure(%d) > NICE_PRESSURE(%d)"
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SPLIT "debounce debt0:%d ms, debt1:%d ms, spl_num:%d\n",
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raw_x, raw_y, cal_x, cal_y, p);
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} else if (down == TPD_TYPE_FIST_LATENCY) {
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pr_debug("[tpd_em_log] The first touch latency is %d ms\n",
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raw_x / 1000);
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} else if (down && tpd_down_status == 0) {
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pr_debug("[tpd_em_log] rx=%d,ry=%d,cx=%d"
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SPLIT "cy=%d,p=%d,d(+%ld ms)\n",
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raw_x, raw_y, cal_x, cal_y, p,
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(tpd_last_2_int_time[1] -
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tpd_last_2_int_time[0]) / 1000);
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} else if (down && tpd_down_status != 0) {
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pr_debug("[tpd_em_log] rx=%d,ry=%d,cx=%d"
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SPLIT "cy=%d,p=%d,m(+%ld ms)\n",
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raw_x, raw_y, cal_x, cal_y, p,
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(tpd_last_2_int_time[1] -
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tpd_last_2_int_time[0]) / 1000);
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} else {
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pr_debug("[tpd_em_log] rx=%d,ry=%d,cx=%d"
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SPLIT "cy=%d,p=%d,u(+%ld ms)\n",
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raw_x, raw_y, cal_x, cal_y, p,
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(tpd_last_2_int_time[1] -
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tpd_last_2_int_time[0]) / 1000);
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}
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}
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void tpd_em_log_store(int raw_x, int raw_y,
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int cal_x, int cal_y, int p, int down)
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{
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/* static struct proc_dir_entry *entry = NULL; */
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/* struct tpd_em_log_struct *tpd_em_log_struct_new; */
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struct timeval t;
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unsigned char *buffer = NULL;
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/* unsigned int unit = tpd_log_line_buffer; */
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/* pr_info("[tpd_em_log]: start register log file"); */
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buffer = tpd_log_find_buffer();
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if (buffer == NULL) {
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pr_info("not buffer\n");
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return;
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}
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do_gettimeofday(&t);
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if (down == TPD_TYPE_INT_DOWN) {
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snprintf(buffer, tpd_log_line_buffer,
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"[%5lu.%06lu][tpd_em_log] int trigger down\n",
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(t.tv_sec & 0xFFF), t.tv_usec);
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} else if (down == TPD_TYPE_INT_UP) {
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snprintf(buffer, tpd_log_line_buffer,
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"[%5lu.%06lu][tpd_em_log] int trigger up\n",
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(t.tv_sec & 0xFFF), t.tv_usec);
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} else if (down == TPD_TYPE_TIMER) {
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snprintf(buffer, tpd_log_line_buffer,
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"[%5lu.%06lu][tpd_em_log] timer trigger\n",
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(t.tv_sec & 0xFFF), t.tv_usec);
|
||
|
|
} else if (down == TPD_TYPE_RAW_DATA) {
|
||
|
|
if (tpd_em_log == TPD_TYPE_RAW_DATA) {
|
||
|
|
snprintf(buffer, tpd_log_line_buffer,
|
||
|
|
"[%5lu.%06lu][tpd_em_log]"
|
||
|
|
SPLIT "rx=%d,ry=%d,rz1=%d,rz2=%d,p=%d,r\n",
|
||
|
|
(t.tv_sec & 0xFFF), t.tv_usec,
|
||
|
|
raw_x, raw_y, cal_x, cal_y, p);
|
||
|
|
}
|
||
|
|
} else if (down == TPD_TYPE_REJECT1) {
|
||
|
|
snprintf(buffer, tpd_log_line_buffer,
|
||
|
|
"[%5lu.%06lu][tpd_em_log]"
|
||
|
|
SPLIT "the first or last point is rejected\n",
|
||
|
|
(t.tv_sec & 0xFFF), t.tv_usec);
|
||
|
|
} else if (down == TPD_TYPE_REJECT2) {
|
||
|
|
snprintf(buffer, tpd_log_line_buffer,
|
||
|
|
"[%5lu.%06lu][tpd_em_log]"
|
||
|
|
SPLIT "pressure(%d) > NICE_PRESSURE(%d), "
|
||
|
|
SPLIT "debounce debt0:%d, debt1:%d, spl_num:%d\n",
|
||
|
|
(t.tv_sec & 0xFFF), t.tv_usec,
|
||
|
|
raw_x, raw_y, cal_x, cal_y, p);
|
||
|
|
} else if (down == TPD_TYPE_FIST_LATENCY) {
|
||
|
|
snprintf(buffer, tpd_log_line_buffer,
|
||
|
|
"[%5lu.%06lu][tpd_em_log]"
|
||
|
|
SPLIT "The first touch latency is %d ms\n",
|
||
|
|
(t.tv_sec & 0xFFF), t.tv_usec, raw_x / 1000);
|
||
|
|
} else if (down && tpd_down_status == 0) {
|
||
|
|
snprintf(buffer, tpd_log_line_buffer,
|
||
|
|
"[%5lu.%06lu][tpd_em_log]"
|
||
|
|
SPLIT "rx=%d,ry=%d,cx=%d,cy=%d,p=%d,d(+%ld ms)\n",
|
||
|
|
(t.tv_sec & 0xFFF), t.tv_usec,
|
||
|
|
raw_x, raw_y, cal_x, cal_y, p,
|
||
|
|
(tpd_last_2_int_time[1] -
|
||
|
|
tpd_last_2_int_time[0]) / 1000);
|
||
|
|
} else if (down && tpd_down_status != 0) {
|
||
|
|
snprintf(buffer, tpd_log_line_buffer,
|
||
|
|
"[%5lu.%06lu][tpd_em_log]"
|
||
|
|
SPLIT "rx=%d,ry=%d,cx=%d,cy=%d,p=%d,d(+%ld ms)\n",
|
||
|
|
(t.tv_sec & 0xFFF), t.tv_usec,
|
||
|
|
raw_x, raw_y, cal_x, cal_y, p,
|
||
|
|
(tpd_last_2_int_time[1] -
|
||
|
|
tpd_last_2_int_time[0]) / 1000);
|
||
|
|
} else {
|
||
|
|
snprintf(buffer, tpd_log_line_buffer,
|
||
|
|
"[%5lu.%06lu][tpd_em_log]"
|
||
|
|
SPLIT "rx=%d,ry=%d,cx=%d,cy=%d,p=%d,u(+%ld ms)\n",
|
||
|
|
(t.tv_sec & 0xFFF), t.tv_usec,
|
||
|
|
raw_x, raw_y, cal_x, cal_y, p,
|
||
|
|
(tpd_last_2_int_time[1] -
|
||
|
|
tpd_last_2_int_time[0]) / 1000);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* list_add_tail(&tpd_em_log_struct_new->list, &tpd_em_log_list); */
|
||
|
|
}
|
||
|
|
|
||
|
|
void tpd_em_log_release(void)
|
||
|
|
{
|
||
|
|
struct tpd_em_log_struct *p, *p_tmp;
|
||
|
|
|
||
|
|
if (!tpd_em_log_first) {
|
||
|
|
remove_proc_entry("tpd_em_log", NULL);
|
||
|
|
|
||
|
|
list_for_each_entry_safe(p, p_tmp, &tpd_em_log_list, list) {
|
||
|
|
list_del(&p->list);
|
||
|
|
kfree(p);
|
||
|
|
}
|
||
|
|
|
||
|
|
tpd_em_log_first = 1;
|
||
|
|
tpd_em_log_to_fs = 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static int __init tpd_log_init(void)
|
||
|
|
{
|
||
|
|
if (misc_register(&tpd_debug_log_dev) < 0) {
|
||
|
|
pr_info("[tpd_em_log] :register device failed\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
pr_info("[tpd_em_log] :register device successfully\n");
|
||
|
|
spin_lock_init(&tpd_buf.buffer_lock);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
int tpd_debuglog;
|
||
|
|
module_param(tpd_debuglog, int, 0664);
|
||
|
|
module_init(tpd_log_init);
|
||
|
|
#endif /* TPD_DEBUG_CODE */
|