diff options
| author | Nicholas Mc Guire <hofrat@osadl.org> | 2017-01-24 02:00:40 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-01-24 17:19:10 +0300 |
| commit | d3fe81d2ccc41b355e494413115c0c7c18426fa1 (patch) | |
| tree | 642117d477dd80f4c7b6fb906cf4cfd2744c4c0b /drivers/usb/dwc2 | |
| parent | ca8b03324877e1804161fd4e0100d49f03ad9fce (diff) | |
| download | linux-d3fe81d2ccc41b355e494413115c0c7c18426fa1.tar.xz | |
usb: dwc2: host: use msleep() for long delay
ulseep_range() uses hrtimers and provides no advantage over msleep()
for larger delays. Fix up the 100ms delays here passing the adjusted "min"
value to msleep(). This helps reduce the load on the hrtimer subsystem.
Link: http://lkml.org/lkml/2017/1/11/377
Fixes: commit 2938fc63e0c2 ("usb: dwc2: Properly account for the force mode delays")
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc2')
| -rw-r--r-- | drivers/usb/dwc2/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/dwc2/core.c b/drivers/usb/dwc2/core.c index 7195366e26bf..1b6612c2cdda 100644 --- a/drivers/usb/dwc2/core.c +++ b/drivers/usb/dwc2/core.c @@ -455,7 +455,7 @@ void dwc2_clear_force_mode(struct dwc2_hsotg *hsotg) dwc2_writel(gusbcfg, hsotg->regs + GUSBCFG); if (dwc2_iddig_filter_enabled(hsotg)) - usleep_range(100000, 110000); + msleep(100); } /* |