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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-06-19 01:17:26 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-06-19 01:17:26 +0200 |
| commit | 4def8a360fc6119e09916708cca0977a1495ccf4 (patch) | |
| tree | a06d2254a0f99f1b0e63455d06e5c6ad47b463f5 /drivers/acpi/utils.c | |
| parent | 763d949581ed1d610c5e09081b36d9beea8e4abc (diff) | |
| parent | e7d024c00a4a7b617390db863bdd5b9dc65821f7 (diff) | |
Merge branch 'acpi-video'
* acpi-video: (38 commits)
ACPI / video: Make acpi_video_unregister_backlight() private
acpi-video-detect: Remove old API
toshiba-acpi: Port to new backlight interface selection API
thinkpad-acpi: Port to new backlight interface selection API
sony-laptop: Port to new backlight interface selection API
samsung-laptop: Port to new backlight interface selection API
msi-wmi: Port to new backlight interface selection API
msi-laptop: Port to new backlight interface selection API
intel-oaktrail: Port to new backlight interface selection API
ideapad-laptop: Port to new backlight interface selection API
fujitsu-laptop: Port to new backlight interface selection API
eeepc-laptop: Port to new backlight interface selection API
dell-wmi: Port to new backlight interface selection API
dell-laptop: Port to new backlight interface selection API
compal-laptop: Port to new backlight interface selection API
asus-wmi: Port to new backlight interface selection API
asus-laptop: Port to new backlight interface selection API
apple-gmux: Port to new backlight interface selection API
acer-wmi: Port to new backlight interface selection API
ACPI / video: Fix acpi_video _register vs _unregister_backlight race
...
Diffstat (limited to 'drivers/acpi/utils.c')
| -rw-r--r-- | drivers/acpi/utils.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c index cd49a3982b6a..67c548ad3764 100644 --- a/drivers/acpi/utils.c +++ b/drivers/acpi/utils.c @@ -712,3 +712,18 @@ bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, int rev, u64 funcs) return false; } EXPORT_SYMBOL(acpi_check_dsm); + +/* + * acpi_backlight= handling, this is done here rather then in video_detect.c + * because __setup cannot be used in modules. + */ +char acpi_video_backlight_string[16]; +EXPORT_SYMBOL(acpi_video_backlight_string); + +static int __init acpi_backlight(char *str) +{ + strlcpy(acpi_video_backlight_string, str, + sizeof(acpi_video_backlight_string)); + return 1; +} +__setup("acpi_backlight=", acpi_backlight); |