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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-04-07 23:32:54 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-04-07 23:32:54 +0300 |
| commit | c9797dba13141de7d7211aacfadb4cdba67a4716 (patch) | |
| tree | a8af4917fa6f5776cffe4cf6bb4e0132f18ac97d /include | |
| parent | d523dc7b16c4a3697700348d77a8a9bf37555e97 (diff) | |
| parent | a5b2781dcab2c77979a4b8adda781d2543580901 (diff) | |
| download | linux-c9797dba13141de7d7211aacfadb4cdba67a4716.tar.xz | |
Merge tag 'acpi-6.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI fixes from Rafael Wysocki:
"Fix the ACPI backlight override mechanism for the cases when
acpi_backlight=video is set through the kernel command line or a DMI
quirk and add backlight quirks for Apple iMac14,1 and iMac14,2 and
Lenovo ThinkPad W530 (Hans de Goede)"
* tag 'acpi-6.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: video: Add acpi_backlight=video quirk for Lenovo ThinkPad W530
ACPI: video: Add acpi_backlight=video quirk for Apple iMac14,1 and iMac14,2
ACPI: video: Make acpi_backlight=video work independent from GPU driver
ACPI: video: Add auto_detect arg to __acpi_video_get_backlight_type()
Diffstat (limited to 'include')
| -rw-r--r-- | include/acpi/video.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/acpi/video.h b/include/acpi/video.h index 8ed9bec03e53..ff5a8da5d883 100644 --- a/include/acpi/video.h +++ b/include/acpi/video.h @@ -59,8 +59,6 @@ extern void acpi_video_unregister(void); extern void acpi_video_register_backlight(void); extern int acpi_video_get_edid(struct acpi_device *device, int type, int device_id, void **edid); -extern enum acpi_backlight_type acpi_video_get_backlight_type(void); -extern bool acpi_video_backlight_use_native(void); /* * Note: The value returned by acpi_video_handles_brightness_key_presses() * may change over time and should not be cached. @@ -69,6 +67,19 @@ extern bool acpi_video_handles_brightness_key_presses(void); extern int acpi_video_get_levels(struct acpi_device *device, struct acpi_video_device_brightness **dev_br, int *pmax_level); + +extern enum acpi_backlight_type __acpi_video_get_backlight_type(bool native, + bool *auto_detect); + +static inline enum acpi_backlight_type acpi_video_get_backlight_type(void) +{ + return __acpi_video_get_backlight_type(false, NULL); +} + +static inline bool acpi_video_backlight_use_native(void) +{ + return __acpi_video_get_backlight_type(true, NULL) == acpi_backlight_native; +} #else static inline void acpi_video_report_nolcd(void) { return; }; static inline int acpi_video_register(void) { return -ENODEV; } |