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From: Aishwarya Pant <aishpant@gmail.com>
To: Lidza Louina <lidza.louina@gmail.com>,
	Mark Hounschell <markh@compro.net>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: outreachy-kernel@googlegroups.com
Subject: [PATCH] staging: dgnc: replace usleep_range with udelay
Date: Mon, 27 Feb 2017 23:44:36 +0530	[thread overview]
Message-ID: <20170227181436.GA5704@aishwarya> (raw)

Replace usleep_range by udelay in function cls_flush_uart_write as it
called under a channel lock

Signed-off-by: Aishwarya Pant <aishpant@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 c20ffdd..f116ce1 100644
--- a/drivers/staging/dgnc/dgnc_cls.c
+++ b/drivers/staging/dgnc/dgnc_cls.c
@@ -609,7 +609,7 @@ static void cls_flush_uart_write(struct channel_t *ch)
 
 	writeb((UART_FCR_ENABLE_FIFO | UART_FCR_CLEAR_XMIT),
 	       &ch->ch_cls_uart->isr_fcr);
-	usleep_range(10, 20);
+	udelay(10);
 
 	ch->ch_flags |= (CH_TX_FIFO_EMPTY | CH_TX_FIFO_LWM);
 }
-- 
2.7.4



             reply	other threads:[~2017-02-27 18:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-27 18:14 Aishwarya Pant [this message]
2017-03-01  8:07 ` [PATCH] staging: dgnc: replace usleep_range with udelay Greg Kroah-Hartman

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