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/* SPDX-License-Identifier: GPL-2.0-only */
#include <timer.h>
#include <delay.h>
#include <thread.h>
__weak void init_timer(void) { /* do nothing */ }
void udelay(unsigned int usec)
{
struct stopwatch sw;
/*
* As the timer granularity is in microseconds pad the
* requested delay by one to get at least >= requested usec delay.
*/
usec += 1;
if (!thread_yield_microseconds(usec))
return;
stopwatch_init_usecs_expire(&sw, usec);
stopwatch_wait_until_expired(&sw);
}
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