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Commit 97a4d9d5 authored by Jingoo Han's avatar Jingoo Han Committed by Linus Torvalds
Browse files

backlight: s6e63m0: use sleep instead of delay 



Replace mdelay with msleep to remove the busy loop waiting.

Signed-off-by: default avatarJingoo Han <jg1.han@samsung.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 4a959e59

drivers/video/backlight/s6e63m0.c

+6 −5
Original line number Diff line number Diff line
@@ -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");