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authorBarry Grussling <barry@grussling.com>2013-01-08 16:05:54 +0000
committerDavid S. Miller <davem@davemloft.net>2013-01-10 00:04:34 -0800
commit19b2f97e468b74a8aedb4e5918bccaa5702e0742 (patch)
tree2e804fa37858f9b8c0472791f5b8337c07ca636d /drivers/net/dsa/mv88e6123_61_65.c
parent3675c8d7144e91d9a2a1f6f12e576cb92e06f352 (diff)
downloadlinux-linaro-stable-19b2f97e468b74a8aedb4e5918bccaa5702e0742.tar.gz
DSA: Convert repeated msleep calls to timeouts
Convert DSA msleep calls to timeout/usleep_range calls as reported by checkpatch.pl. Signed-off-by: Barry Grussling <barry@grussling.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6123_61_65.c')
-rw-r--r--drivers/net/dsa/mv88e6123_61_65.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/dsa/mv88e6123_61_65.c b/drivers/net/dsa/mv88e6123_61_65.c
index a644fc9fe093..41ee5b6ae917 100644
--- a/drivers/net/dsa/mv88e6123_61_65.c
+++ b/drivers/net/dsa/mv88e6123_61_65.c
@@ -8,6 +8,8 @@
* (at your option) any later version.
*/
+#include <linux/delay.h>
+#include <linux/jiffies.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/netdevice.h>
@@ -50,6 +52,7 @@ static int mv88e6123_61_65_switch_reset(struct dsa_switch *ds)
{
int i;
int ret;
+ unsigned long timeout;
/* Set all ports to the disabled state. */
for (i = 0; i < 8; i++) {
@@ -58,20 +61,21 @@ static int mv88e6123_61_65_switch_reset(struct dsa_switch *ds)
}
/* Wait for transmit queues to drain. */
- msleep(2);
+ usleep_range(2000, 4000);
/* Reset the switch. */
REG_WRITE(REG_GLOBAL, 0x04, 0xc400);
/* Wait up to one second for reset to complete. */
- for (i = 0; i < 1000; i++) {
+ timeout = jiffies + 1 * HZ;
+ while (time_before(jiffies, timeout)) {
ret = REG_READ(REG_GLOBAL, 0x00);
if ((ret & 0xc800) == 0xc800)
break;
- msleep(1);
+ usleep_range(1000, 2000);
}
- if (i == 1000)
+ if (time_after(jiffies, timeout))
return -ETIMEDOUT;
return 0;