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Searched refs:_BQC (Results 1 – 2 of 2) sorted by relevance

/Linux-v5.15/drivers/acpi/
Dacpi_video.c192 u8 _BQC:1; /* Get current brightness level */ member
604 if (device->cap._BQC || device->cap._BCQ) { in acpi_video_device_lcd_get_level_current()
605 char *buf = device->cap._BQC ? "_BQC" : "_BCQ"; in acpi_video_device_lcd_get_level_current()
633 device->cap._BQC = device->cap._BCQ = 0; in acpi_video_device_lcd_get_level_current()
645 device->cap._BQC = device->cap._BCQ = 0; in acpi_video_device_lcd_get_level_current()
819 device->cap._BQC = device->cap._BCQ = 0; in acpi_video_bqc_quirk()
961 if (!device->cap._BQC) in acpi_video_init_brightness()
976 if (!device->cap._BQC) in acpi_video_init_brightness()
1029 device->cap._BQC = 1; in acpi_video_device_find_cap()
/Linux-v5.15/Documentation/firmware-guide/acpi/
Dvideo_extension.rst31 on read, control method _BQC will be evaluated to