diff options
| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2016-12-19 11:52:56 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2016-12-30 13:34:21 +0200 |
| commit | 31369c323ba0dc839d8a4e5a5727adc76814959c (patch) | |
| tree | 00bb945b9cd910ac9d3f89ac26bb614f212cd091 /drivers/net/wireless/ralink/rt2x00/rt2800lib.c | |
| parent | eb79a8fe94c8a16687112e0a3abcce8225447f6f (diff) | |
rt2800: replace msleep() with usleep_range() on channel switch
msleep(1) can sleep much more time then requested 1ms, this is not good
on channel switch, which we want to be performed fast (i.e. to make scan
faster). Replace msleep() with usleep_range(), which has much smaller
maximum sleeping time boundary.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ralink/rt2x00/rt2800lib.c')
| -rw-r--r-- | drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index 13211c8854cc..5436cdb07937 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -2110,7 +2110,9 @@ static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev, rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr); rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 1); rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); - msleep(1); + + usleep_range(1000, 1500); + rt2x00_set_field8(&rfcsr, RFCSR30_RF_CALIBRATION, 0); rt2800_rfcsr_write(rt2x00dev, 30, rfcsr); } @@ -3442,7 +3444,7 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, } } - msleep(1); + usleep_range(1000, 1500); /* * Clear channel statistic counters |