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ACPI: video: Docs update for "acpi_backlight" kernel parameter options

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Update the Documentation for "acpi_backlight" by adding 2 new
options (native and none).

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Randy Dunlap 2020-03-30 17:17:37 -07:00 committed by Rafael J. Wysocki
parent 2ce94bc4e0
commit 5fd769c2bf
1 changed files with 5 additions and 3 deletions
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8
Documentation/admin-guide/kernel-parameters.txt
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@ -22,11 +22,13 @@
default: 0
acpi_backlight= [HW,ACPI]
acpi_backlight=vendor
acpi_backlight=video
If set to vendor, prefer vendor specific driver
{ vendor | video | native | none }
If set to vendor, prefer vendor-specific driver
(e.g. thinkpad_acpi, sony_acpi, etc.) instead
of the ACPI video.ko driver.
If set to video, use the ACPI video.ko driver.
If set to native, use the device's native backlight mode.
If set to none, disable the ACPI backlight interface.
acpi_force_32bit_fadt_addr
force FADT to use 32 bit addresses rather than the