unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
1
Fork 0
Code Pull requests 5 Wiki Activity

atm: he: use mdelay instead of large udelay constants

Browse source 
ARM cannot handle udelay for more than 2 miliseconds, and
it is rather bad style to block the cpu for 16ms anyway,
so let's use msleep instead.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Chas Williams <chas@cmf.nrl.navy.mil>
Cc: linux-atm-general@lists.sourceforge.net
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnd Bergmann 2013-03-14 15:21:36 +01:00 committed by David S. Miller
parent 13ccf043ce
commit f0911aaea9
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/atm/he.c
View file

@ -1055,7 +1055,7 @@ static int he_start(struct atm_dev *dev)
he_writel(he_dev, 0x0, RESET_CNTL);
he_writel(he_dev, 0xff, RESET_CNTL);
udelay(16*1000); /* 16 ms */
msleep(16); /* 16 ms */
status = he_readl(he_dev, RESET_CNTL);
if ((status & BOARD_RST_STATUS) == 0) {
hprintk("reset failed\n");