WSL2-Linux-Kernel/sound/core/misc.c

77 строки
2.1 KiB
C

/*
* Misc and compatibility things
* Copyright (c) by Jaroslav Kysela <perex@suse.cz>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <sound/driver.h>
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/time.h>
#include <sound/core.h>
int snd_task_name(struct task_struct *task, char *name, size_t size)
{
unsigned int idx;
snd_assert(task != NULL && name != NULL && size >= 2, return -EINVAL);
for (idx = 0; idx < sizeof(task->comm) && idx + 1 < size; idx++)
name[idx] = task->comm[idx];
name[idx] = '\0';
return 0;
}
#ifdef CONFIG_SND_VERBOSE_PRINTK
void snd_verbose_printk(const char *file, int line, const char *format, ...)
{
va_list args;
if (format[0] == '<' && format[1] >= '0' && format[1] <= '9' && format[2] == '>') {
char tmp[] = "<0>";
tmp[1] = format[1];
printk("%sALSA %s:%d: ", tmp, file, line);
format += 3;
} else {
printk("ALSA %s:%d: ", file, line);
}
va_start(args, format);
vprintk(format, args);
va_end(args);
}
#endif
#if defined(CONFIG_SND_DEBUG) && defined(CONFIG_SND_VERBOSE_PRINTK)
void snd_verbose_printd(const char *file, int line, const char *format, ...)
{
va_list args;
if (format[0] == '<' && format[1] >= '0' && format[1] <= '9' && format[2] == '>') {
char tmp[] = "<0>";
tmp[1] = format[1];
printk("%sALSA %s:%d: ", tmp, file, line);
format += 3;
} else {
printk(KERN_DEBUG "ALSA %s:%d: ", file, line);
}
va_start(args, format);
vprintk(format, args);
va_end(args);
}
#endif