Loading Documentation/ABI/stable/sysfs-class-backlight 0 → 100644 +36 −0 Original line number Diff line number Diff line What: /sys/class/backlight/<backlight>/bl_power Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Control BACKLIGHT power, values are FB_BLANK_* from fb.h - FB_BLANK_UNBLANK (0) : power on. - FB_BLANK_POWERDOWN (4) : power off Users: HAL What: /sys/class/backlight/<backlight>/brightness Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Control the brightness for this <backlight>. Values are between 0 and max_brightness. This file will also show the brightness level stored in the driver, which may not be the actual brightness (see actual_brightness). Users: HAL What: /sys/class/backlight/<backlight>/actual_brightness Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Show the actual brightness by querying the hardware. Users: HAL What: /sys/class/backlight/<backlight>/max_brightness Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Maximum brightness for <backlight>. Users: HAL Documentation/ABI/testing/sysfs-bus-pci-devices-cciss +28 −0 Original line number Diff line number Diff line Loading @@ -31,3 +31,31 @@ Date: March 2009 Kernel Version: 2.6.30 Contact: iss_storagedev@hp.com Description: A symbolic link to /sys/block/cciss!cXdY Where: /sys/bus/pci/devices/<dev>/ccissX/rescan Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Kicks of a rescan of the controller to discover logical drive topology changes. Where: /sys/bus/pci/devices/<dev>/ccissX/cXdY/lunid Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the 8-byte LUN ID used to address logical drive Y of controller X. Where: /sys/bus/pci/devices/<dev>/ccissX/cXdY/raid_level Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the RAID level of logical drive Y of controller X. Where: /sys/bus/pci/devices/<dev>/ccissX/cXdY/usage_count Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the usage count (number of opens) of logical drive Y of controller X. Documentation/ABI/testing/sysfs-class-lcd 0 → 100644 +23 −0 Original line number Diff line number Diff line What: /sys/class/lcd/<lcd>/lcd_power Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Control LCD power, values are FB_BLANK_* from fb.h - FB_BLANK_UNBLANK (0) : power on. - FB_BLANK_POWERDOWN (4) : power off What: /sys/class/lcd/<lcd>/contrast Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Current contrast of this LCD device. Value is between 0 and /sys/class/lcd/<lcd>/max_contrast. What: /sys/class/lcd/<lcd>/max_contrast Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Maximum contrast for this LCD device. Documentation/ABI/testing/sysfs-class-led 0 → 100644 +28 −0 Original line number Diff line number Diff line What: /sys/class/leds/<led>/brightness Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Set the brightness of the LED. Most LEDs don't have hardware brightness support so will just be turned on for non-zero brightness settings. The value is between 0 and /sys/class/leds/<led>/max_brightness. What: /sys/class/leds/<led>/max_brightness Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Maximum brightness level for this led, default is 255 (LED_FULL). What: /sys/class/leds/<led>/trigger Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Set the trigger for this LED. A trigger is a kernel based source of led events. You can change triggers in a similar manner to the way an IO scheduler is chosen. Trigger specific parameters can appear in /sys/class/leds/<led> once a given trigger is selected. Documentation/ABI/testing/sysfs-gpio +1 −0 Original line number Diff line number Diff line Loading @@ -19,6 +19,7 @@ Description: /gpioN ... for each exported GPIO #N /value ... always readable, writes fail for input GPIOs /direction ... r/w as: in, out (default low); write: high, low /edge ... r/w as: none, falling, rising, both /gpiochipN ... for each gpiochip; #N is its first GPIO /base ... (r/o) same as N /label ... (r/o) descriptive, not necessarily unique Loading Loading
Documentation/ABI/stable/sysfs-class-backlight 0 → 100644 +36 −0 Original line number Diff line number Diff line What: /sys/class/backlight/<backlight>/bl_power Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Control BACKLIGHT power, values are FB_BLANK_* from fb.h - FB_BLANK_UNBLANK (0) : power on. - FB_BLANK_POWERDOWN (4) : power off Users: HAL What: /sys/class/backlight/<backlight>/brightness Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Control the brightness for this <backlight>. Values are between 0 and max_brightness. This file will also show the brightness level stored in the driver, which may not be the actual brightness (see actual_brightness). Users: HAL What: /sys/class/backlight/<backlight>/actual_brightness Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Show the actual brightness by querying the hardware. Users: HAL What: /sys/class/backlight/<backlight>/max_brightness Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Maximum brightness for <backlight>. Users: HAL
Documentation/ABI/testing/sysfs-bus-pci-devices-cciss +28 −0 Original line number Diff line number Diff line Loading @@ -31,3 +31,31 @@ Date: March 2009 Kernel Version: 2.6.30 Contact: iss_storagedev@hp.com Description: A symbolic link to /sys/block/cciss!cXdY Where: /sys/bus/pci/devices/<dev>/ccissX/rescan Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Kicks of a rescan of the controller to discover logical drive topology changes. Where: /sys/bus/pci/devices/<dev>/ccissX/cXdY/lunid Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the 8-byte LUN ID used to address logical drive Y of controller X. Where: /sys/bus/pci/devices/<dev>/ccissX/cXdY/raid_level Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the RAID level of logical drive Y of controller X. Where: /sys/bus/pci/devices/<dev>/ccissX/cXdY/usage_count Date: August 2009 Kernel Version: 2.6.31 Contact: iss_storagedev@hp.com Description: Displays the usage count (number of opens) of logical drive Y of controller X.
Documentation/ABI/testing/sysfs-class-lcd 0 → 100644 +23 −0 Original line number Diff line number Diff line What: /sys/class/lcd/<lcd>/lcd_power Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Control LCD power, values are FB_BLANK_* from fb.h - FB_BLANK_UNBLANK (0) : power on. - FB_BLANK_POWERDOWN (4) : power off What: /sys/class/lcd/<lcd>/contrast Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Current contrast of this LCD device. Value is between 0 and /sys/class/lcd/<lcd>/max_contrast. What: /sys/class/lcd/<lcd>/max_contrast Date: April 2005 KernelVersion: 2.6.12 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Maximum contrast for this LCD device.
Documentation/ABI/testing/sysfs-class-led 0 → 100644 +28 −0 Original line number Diff line number Diff line What: /sys/class/leds/<led>/brightness Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Set the brightness of the LED. Most LEDs don't have hardware brightness support so will just be turned on for non-zero brightness settings. The value is between 0 and /sys/class/leds/<led>/max_brightness. What: /sys/class/leds/<led>/max_brightness Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Maximum brightness level for this led, default is 255 (LED_FULL). What: /sys/class/leds/<led>/trigger Date: March 2006 KernelVersion: 2.6.17 Contact: Richard Purdie <rpurdie@rpsys.net> Description: Set the trigger for this LED. A trigger is a kernel based source of led events. You can change triggers in a similar manner to the way an IO scheduler is chosen. Trigger specific parameters can appear in /sys/class/leds/<led> once a given trigger is selected.
Documentation/ABI/testing/sysfs-gpio +1 −0 Original line number Diff line number Diff line Loading @@ -19,6 +19,7 @@ Description: /gpioN ... for each exported GPIO #N /value ... always readable, writes fail for input GPIOs /direction ... r/w as: in, out (default low); write: high, low /edge ... r/w as: none, falling, rising, both /gpiochipN ... for each gpiochip; #N is its first GPIO /base ... (r/o) same as N /label ... (r/o) descriptive, not necessarily unique Loading
