Attachment 55607 Details for Bug 44809 – contents of all files under /sys/class/backlight

contents of all files under /sys/class/backlight

sys-class-backlight (text/plain), 4.49 KB, created by Kalle Olavi Niemitalo on 2012-01-15 10:09:38 UTC

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Creator: Kalle Olavi Niemitalo

Created: 2012-01-15 10:09:38 UTC

Size: 4.49 KB

patch

obsolete

>% ls -l /sys/class/backlight
>/sys/class/backlight:
>total 0
>lrwxrwxrwx 1 root root 0 Jan 15 13:02 acpi_video0 -> ../../devices/pci0000:00/0000:00:02.0/backlight/acpi_video0
>lrwxrwxrwx 1 root root 0 Jan 10 01:01 intel_backlight -> ../../devices/pci0000:00/0000:00:02.0/drm/card0/card0-LVDS-1/intel_backlight
>% ls -lR /sys/class/backlight/*/
>/sys/class/backlight/acpi_video0/:
>total 0
>-r--r--r-- 1 root root 4096 Jan 15 19:56 actual_brightness
>-rw-r--r-- 1 root root 4096 Jan 15 19:56 bl_power
>-rw-r--r-- 1 root root 4096 Jan 15 13:02 brightness
>lrwxrwxrwx 1 root root    0 Jan 15 19:56 device -> ../../../0000:00:02.0
>-r--r--r-- 1 root root 4096 Jan 15 19:56 max_brightness
>drwxr-xr-x 2 root root    0 Jan 15 19:56 power
>lrwxrwxrwx 1 root root    0 Jan 15 19:56 subsystem -> ../../../../../class/backlight
>-r--r--r-- 1 root root 4096 Jan 15 19:56 type
>-rw-r--r-- 1 root root 4096 Jan 15 19:56 uevent
>
>/sys/class/backlight/acpi_video0/power:
>total 0
>-rw-r--r-- 1 root root 4096 Jan 15 20:09 async
>-rw-r--r-- 1 root root 4096 Jan 15 20:09 autosuspend_delay_ms
>-rw-r--r-- 1 root root 4096 Jan 15 20:09 control
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_active_kids
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_active_time
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_enabled
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_status
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_suspended_time
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_usage
>
>/sys/class/backlight/intel_backlight/:
>total 0
>-r--r--r-- 1 root root 4096 Jan 10 01:01 actual_brightness
>-rw-r--r-- 1 root root 4096 Jan 15 19:56 bl_power
>-rw-r--r-- 1 root root 4096 Jan 10 01:01 brightness
>lrwxrwxrwx 1 root root    0 Jan 15 19:56 device -> ../../card0-LVDS-1
>-r--r--r-- 1 root root 4096 Jan 15 15:52 max_brightness
>drwxr-xr-x 2 root root    0 Jan 15 19:56 power
>lrwxrwxrwx 1 root root    0 Jan 10 01:01 subsystem -> ../../../../../../../class/backlight
>-r--r--r-- 1 root root 4096 Jan 15 19:56 type
>-rw-r--r-- 1 root root 4096 Jan 10 01:01 uevent
>
>/sys/class/backlight/intel_backlight/power:
>total 0
>-rw-r--r-- 1 root root 4096 Jan 15 20:09 async
>-rw-r--r-- 1 root root 4096 Jan 15 20:09 autosuspend_delay_ms
>-rw-r--r-- 1 root root 4096 Jan 15 20:09 control
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_active_kids
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_active_time
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_enabled
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_status
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_suspended_time
>-r--r--r-- 1 root root 4096 Jan 15 20:09 runtime_usage
>% for file in $(find /sys/class/backlight/*/ -type f); do echo $file; cat $file; echo; done
>/sys/class/backlight/acpi_video0/uevent
>
>/sys/class/backlight/acpi_video0/bl_power
>0
>
>/sys/class/backlight/acpi_video0/brightness
>7
>
>/sys/class/backlight/acpi_video0/actual_brightness
>7
>
>/sys/class/backlight/acpi_video0/max_brightness
>8
>
>/sys/class/backlight/acpi_video0/type
>firmware
>
>/sys/class/backlight/acpi_video0/power/async
>disabled
>
>/sys/class/backlight/acpi_video0/power/runtime_status
>unsupported
>
>/sys/class/backlight/acpi_video0/power/runtime_usage
>0
>
>/sys/class/backlight/acpi_video0/power/runtime_active_kids
>0
>
>/sys/class/backlight/acpi_video0/power/runtime_enabled
>disabled
>
>/sys/class/backlight/acpi_video0/power/control
>auto
>
>/sys/class/backlight/acpi_video0/power/runtime_suspended_time
>0
>
>/sys/class/backlight/acpi_video0/power/runtime_active_time
>0
>
>/sys/class/backlight/acpi_video0/power/autosuspend_delay_ms
>cat: /sys/class/backlight/acpi_video0/power/autosuspend_delay_ms: Input/output error
>
>/sys/class/backlight/intel_backlight/uevent
>
>/sys/class/backlight/intel_backlight/bl_power
>819863552
>
>/sys/class/backlight/intel_backlight/brightness
>1202
>
>/sys/class/backlight/intel_backlight/actual_brightness
>1202
>
>/sys/class/backlight/intel_backlight/max_brightness
>4882
>
>/sys/class/backlight/intel_backlight/type
>raw
>
>/sys/class/backlight/intel_backlight/power/async
>disabled
>
>/sys/class/backlight/intel_backlight/power/runtime_status
>unsupported
>
>/sys/class/backlight/intel_backlight/power/runtime_usage
>0
>
>/sys/class/backlight/intel_backlight/power/runtime_active_kids
>0
>
>/sys/class/backlight/intel_backlight/power/runtime_enabled
>disabled
>
>/sys/class/backlight/intel_backlight/power/control
>auto
>
>/sys/class/backlight/intel_backlight/power/runtime_suspended_time
>0
>
>/sys/class/backlight/intel_backlight/power/runtime_active_time
>0
>
>/sys/class/backlight/intel_backlight/power/autosuspend_delay_ms
>cat: /sys/class/backlight/intel_backlight/power/autosuspend_delay_ms: Input/output error
>
>%

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Attachments on bug 44809: 55605 | 55606 | 55607 | 56261 | 56262 | 56263 | 63948

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