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[media] v4l: omap4iss: Replace udelay/msleep with usleep_range

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The only udelay() call takes place in a sleepable context, we can sleep
instead. Use usleep_range().

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart 2013-11-03 20:28:24 -03:00 committed by Mauro Carvalho Chehab
parent 57da5e47cc
commit ca6f19b1cf
1 changed files with 4 additions and 4 deletions
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8
drivers/staging/media/omap4iss/iss.c
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@ -642,11 +642,11 @@ static int iss_reset(struct iss_device *iss)
while (readl(iss->regs[OMAP4_ISS_MEM_TOP] + ISS_HL_SYSCONFIG) &
ISS_HL_SYSCONFIG_SOFTRESET) {
if (timeout++ > 10000) {
if (timeout++ > 100) {
dev_alert(iss->dev, "cannot reset ISS\n");
return -ETIMEDOUT;
}
udelay(1);
usleep_range(10, 10);
}
return 0;
@ -674,7 +674,7 @@ static int iss_isp_reset(struct iss_device *iss)
dev_alert(iss->dev, "cannot set ISP5 to standby\n");
return -ETIMEDOUT;
}
msleep(1);
usleep_range(1000, 1500);
}
/* Now finally, do the reset */
@ -689,7 +689,7 @@ static int iss_isp_reset(struct iss_device *iss)
dev_alert(iss->dev, "cannot reset ISP5\n");
return -ETIMEDOUT;
}
msleep(1);
usleep_range(1000, 1500);
}
return 0;