cc7993f643
We need a callback to do some things after pwm_enable, pwm_disable and pwm_config. Signed-off-by: Dilan Lee <dilee@nvidia.com> Reviewed-by: Robert Morell <rmorell@nvidia.com> Reviewed-by: Arun Murthy <arun.murthy@stericsson.com> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: Paul Mundt <lethal@linux-sh.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
22 lines
598 B
C
22 lines
598 B
C
/*
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* Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c
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*/
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#ifndef __LINUX_PWM_BACKLIGHT_H
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#define __LINUX_PWM_BACKLIGHT_H
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#include <linux/backlight.h>
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struct platform_pwm_backlight_data {
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int pwm_id;
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unsigned int max_brightness;
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unsigned int dft_brightness;
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unsigned int lth_brightness;
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unsigned int pwm_period_ns;
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int (*init)(struct device *dev);
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int (*notify)(struct device *dev, int brightness);
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void (*notify_after)(struct device *dev, int brightness);
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void (*exit)(struct device *dev);
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int (*check_fb)(struct device *dev, struct fb_info *info);
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};
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#endif
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