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UPSTREAM: usb: dwc2: host: use msleep() for long delay

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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
Change-Id: I133f0126b8289c9844432e5cc21838216e63498b
Fixes: commit 2938fc63e0 ("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>
Signed-off-by: William Wu <william.wu@rock-chips.com>
(cherry picked from commit d3fe81d2cc)
This commit is contained in:
Nicholas Mc Guire
2017-01-23 15:00:40 -08:00
committed by Tao Huang
parent c456bcd090
commit c9def7c856
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/dwc2/core.c
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@@ -455,7 +455,7 @@ static 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);
}
/*