debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/drivers/video/backlight/jornada720_bl.c
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@@ -1,12 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *
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  * Backlight driver for HP Jornada 700 series (710/720/728)
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  * Copyright (C) 2006-2009 Kristoffer Ericson <kristoffer.ericson@gmail.com>
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License version
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- * 2 or any later version as published by the Free Software Foundation.
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- *
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  */
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 #include <linux/backlight.h>
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@@ -58,7 +54,7 @@
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 	jornada_ssp_start();
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 	/* If backlight is off then really turn it off */
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-	if ((bd->props.power != FB_BLANK_UNBLANK) || (bd->props.fb_blank != FB_BLANK_UNBLANK)) {
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+	if (backlight_is_blank(bd)) {
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 		ret = jornada_ssp_byte(BRIGHTNESSOFF);
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 		if (ret != TXDUMMY) {
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 			dev_info(&bd->dev, "brightness off timeout\n");