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backlight: s6e63m0: use sleep instead of delay

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Replace mdelay with msleep to remove the busy loop waiting.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jingoo Han 2013-02-21 16:43:21 -08:00 committed by Linus Torvalds
parent 4a959e598e
commit 97a4d9d53a
1 changed files with 6 additions and 5 deletions
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11
drivers/video/backlight/s6e63m0.c
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@ -406,8 +406,9 @@ static int s6e63m0_panel_send_sequence(struct s6e63m0 *lcd,
ret = s6e63m0_spi_write(lcd, wbuf[i], wbuf[i+1]);
if (ret)
break;
} else
udelay(wbuf[i+1]*1000);
} else {
msleep(wbuf[i+1]);
}
i += 2;
}
@ -523,7 +524,7 @@ static int s6e63m0_power_on(struct s6e63m0 *lcd)
return -EFAULT;
} else {
pd->power_on(lcd->ld, 1);
mdelay(pd->power_on_delay);
msleep(pd->power_on_delay);
}
if (!pd->reset) {
@ -531,7 +532,7 @@ static int s6e63m0_power_on(struct s6e63m0 *lcd)
return -EFAULT;
} else {
pd->reset(lcd->ld);
mdelay(pd->reset_delay);
msleep(pd->reset_delay);
}
ret = s6e63m0_ldi_init(lcd);
@ -573,7 +574,7 @@ static int s6e63m0_power_off(struct s6e63m0 *lcd)
return -EIO;
}
mdelay(pd->power_off_delay);
msleep(pd->power_off_delay);
if (!pd->power_on) {
dev_err(lcd->dev, "power_on is NULL.\n");