All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH] staging: dgnc: Fix usleep_range is preferred over udelay
@ 2017-11-07 18:24 Joshua Abraham
  0 siblings, 0 replies; only message in thread
From: Joshua Abraham @ 2017-11-07 18:24 UTC (permalink / raw)
  To: lidza.louina
  Cc: markh, gregkh, driverdev-devel, devel, linux-kernel,
	j.abraham1776

This patch fixes the issue:

CHECK: usleep_range is preferred over udelay; see
Documentation/timers/timers-howto.txt

Signed-off-by: Joshua Abraham <j.abraham1776@gmail.com>
---
 drivers/staging/dgnc/dgnc_cls.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
index 9639035..e264fe1 100644
--- a/drivers/staging/dgnc/dgnc_cls.c
+++ b/drivers/staging/dgnc/dgnc_cls.c
@@ -397,7 +397,7 @@ static void cls_assert_modem_signals(struct channel_t *ch)
 	writeb(out, &ch->ch_cls_uart->mcr);
 
 	/* Give time for the UART to actually drop the signals */
-	udelay(10);
+	usleep_range(10, 20);
 }
 
 static void cls_copy_data_from_queue_to_uart(struct channel_t *ch)
-- 
2.7.4

^ permalink raw reply related	[flat|nested] only message in thread

only message in thread, other threads:[~2017-11-07 18:24 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-11-07 18:24 [PATCH] staging: dgnc: Fix usleep_range is preferred over udelay Joshua Abraham

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.