mirror of https://gitee.com/openkylin/linux.git
49 lines
1.3 KiB
Plaintext
49 lines
1.3 KiB
Plaintext
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What: /sys/class/backlight/<backlight>/als_channel
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Date: May 2012
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KernelVersion: 3.5
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Contact: Johan Hovold <jhovold@gmail.com>
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Description:
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Get the ALS output channel used as input in
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ALS-current-control mode (0, 1), where
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0 - out_current0 (backlight 0)
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1 - out_current1 (backlight 1)
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What: /sys/class/backlight/<backlight>/als_en
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Date: May 2012
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KernelVersion: 3.5
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Contact: Johan Hovold <jhovold@gmail.com>
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Description:
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Enable ALS-current-control mode (0, 1).
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What: /sys/class/backlight/<backlight>/id
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Date: April 2012
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KernelVersion: 3.5
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Contact: Johan Hovold <jhovold@gmail.com>
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Description:
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Get the id of this backlight (0, 1).
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What: /sys/class/backlight/<backlight>/linear
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Date: April 2012
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KernelVersion: 3.5
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Contact: Johan Hovold <jhovold@gmail.com>
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Description:
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Set the brightness-mapping mode (0, 1), where
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0 - exponential mode
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1 - linear mode
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What: /sys/class/backlight/<backlight>/pwm
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Date: April 2012
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KernelVersion: 3.5
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Contact: Johan Hovold <jhovold@gmail.com>
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Description:
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Set the PWM-input control mask (5 bits), where
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bit 5 - PWM-input enabled in Zone 4
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bit 4 - PWM-input enabled in Zone 3
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bit 3 - PWM-input enabled in Zone 2
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bit 2 - PWM-input enabled in Zone 1
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bit 1 - PWM-input enabled in Zone 0
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bit 0 - PWM-input enabled
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