0545e9dc6d
commit d1edce71135cc6d98c0a4b5729774542b676e769 Author: sophgo-forum-service <forum_service@sophgo.com> Date: Fri Mar 15 16:07:33 2024 +0800 [fix] recommend using ssh method to clone repo. [fix] fix sensor driver repo branch name.
148 lines
4.1 KiB
C
148 lines
4.1 KiB
C
#include <linux/version.h>
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#include "cvi_log_proc.h"
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#define LOG_PROC_NAME "log"
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#define LOG_PROC_PERMS (0644)
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#define MAX_PROC_STR_SIZE (32)
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#define DEFAULT_LOG_LEVEL (4)
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#define GENERATE_STRING(STRING) (#STRING),
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static void *shared_mem;
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static const char *const MOD_STRING[] = FOREACH_MOD(GENERATE_STRING);
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/*************************************************************************
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* Log proc functions
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*************************************************************************/
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static void _show_log_status(struct seq_file *m)
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{
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int i;
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int32_t *log_level;
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log_level = (int32_t *)(shared_mem + BASE_LOG_LEVEL_OFFSET);
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seq_puts(m, "-----CURRENT LOG LEVEL-------------------------------------------------------------------------------------------------------------\n");
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for (i = 0; i < CVI_ID_BUTT; ++i) {
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seq_printf(m, "%-10s(%2d)\n", MOD_STRING[i], log_level[i]);
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}
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seq_puts(m, "\n-----------------------------------------------------------------------------------------------------------------------------------\n");
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}
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static int _log_proc_show(struct seq_file *m, void *v)
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{
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_show_log_status(m);
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return 0;
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}
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static void _log_update_dbg_level(char *pcProcInputdata)
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{
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int32_t *log_level;
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int32_t tmpLogLevel;
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int i;
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char cModPrefix[MAX_PROC_STR_SIZE];
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log_level = (int32_t *)(shared_mem + BASE_LOG_LEVEL_OFFSET);
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// check if set to all module
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memset(cModPrefix, 0, sizeof(cModPrefix));
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snprintf(cModPrefix, sizeof(cModPrefix), "%s=", "ALL");
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if (strncmp(pcProcInputdata, cModPrefix, strlen(cModPrefix)) == 0) {
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if (kstrtouint(pcProcInputdata + strlen(cModPrefix), 10, &tmpLogLevel) != 0) {
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CVI_TRACE_BASE(CVI_BASE_DBG_ERR, "fail to set Mod(%s) debug level to %s\n",
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"ALL", pcProcInputdata + strlen(cModPrefix));
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} else {
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for (i = 0; i < CVI_ID_BUTT; ++i)
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log_level[i] = tmpLogLevel;
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}
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return;
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}
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// check if set to specific module
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for (i = 0; i < CVI_ID_BUTT; ++i) {
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memset(cModPrefix, 0, sizeof(cModPrefix));
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snprintf(cModPrefix, sizeof(cModPrefix), "%s=", MOD_STRING[i]);
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if (strncmp(pcProcInputdata, cModPrefix, strlen(cModPrefix)) == 0) {
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if (kstrtouint(pcProcInputdata + strlen(cModPrefix), 10, &log_level[i]) != 0) {
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CVI_TRACE_BASE(CVI_BASE_DBG_ERR, "fail to set Mod(%s) debug level to %s\n",
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MOD_STRING[i], pcProcInputdata + strlen(cModPrefix));
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}
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break;
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}
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}
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if (i == CVI_ID_BUTT) {
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CVI_TRACE_BASE(CVI_BASE_DBG_ERR, "unknown module, user input:%s\n", pcProcInputdata);
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}
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}
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static ssize_t _log_proc_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos)
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{
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char cProcInputdata[MAX_PROC_STR_SIZE] = {'\0'};
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if (user_buf == NULL || count >= MAX_PROC_STR_SIZE) {
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CVI_TRACE_BASE(CVI_BASE_DBG_ERR, "Invalid input value\n");
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return -EINVAL;
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}
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if (copy_from_user(cProcInputdata, user_buf, count)) {
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CVI_TRACE_BASE(CVI_BASE_DBG_ERR, "copy_from_user fail\n");
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return -EFAULT;
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}
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_log_update_dbg_level(cProcInputdata);
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return count;
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}
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static int _log_proc_open(struct inode *inode, struct file *file)
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{
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return single_open(file, _log_proc_show, NULL);
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}
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#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0))
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static const struct proc_ops _log_proc_fops = {
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.proc_open = _log_proc_open,
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.proc_read = seq_read,
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.proc_write = _log_proc_write,
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.proc_lseek = seq_lseek,
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.proc_release = single_release,
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};
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#else
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static const struct file_operations _log_proc_fops = {
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.owner = THIS_MODULE,
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.open = _log_proc_open,
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.read = seq_read,
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.write = _log_proc_write,
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.llseek = seq_lseek,
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.release = single_release,
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};
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#endif
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int log_proc_init(struct proc_dir_entry *_proc_dir, void *shm)
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{
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int rc = 0;
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int32_t *log_level;
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int i;
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/* create the /proc file */
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if (proc_create_data(LOG_PROC_NAME, LOG_PROC_PERMS, _proc_dir, &_log_proc_fops, NULL) == NULL) {
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CVI_TRACE_BASE(CVI_BASE_DBG_ERR, "log proc creation failed\n");
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rc = -1;
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}
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shared_mem = shm;
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log_level = (int32_t *)(shared_mem + BASE_LOG_LEVEL_OFFSET);
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for (i = 0; i < CVI_ID_BUTT; ++i)
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log_level[i] = DEFAULT_LOG_LEVEL;
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return rc;
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}
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int log_proc_remove(struct proc_dir_entry *_proc_dir)
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{
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remove_proc_entry(LOG_PROC_NAME, _proc_dir);
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shared_mem = NULL;
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return 0;
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}
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