From f97b26b05b1dcd307b2f79d1f9e9d99551987dbb Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Fri, 21 Feb 2014 09:15:18 +0800 Subject: [PATCH] spi: core: Replace msleep with usleep_range to get more accurate sleep time Fixes below checkpatch warning: WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt + msleep(10); Signed-off-by: Axel Lin Signed-off-by: Mark Brown --- drivers/spi/spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 1b53eee2cbca..d5ee965fb285 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -892,7 +892,7 @@ static int spi_stop_queue(struct spi_master *master) */ while ((!list_empty(&master->queue) || master->busy) && limit--) { spin_unlock_irqrestore(&master->queue_lock, flags); - msleep(10); + usleep_range(10000, 11000); spin_lock_irqsave(&master->queue_lock, flags); } -- 2.11.0