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ACPI / video: force vendor backlight on Lenovo Ideapad Z570
Lenovo Ideapad 570 is a pre-win8 laptop where not using vendor backlight causes the backlight controls not to work. Signed-off-by: Stepan Bujnak <stepanbujnak@fastmail.fm> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -174,6 +174,14 @@ static struct dmi_system_id video_detect_dmi_table[] = {
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DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 5737"),
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},
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},
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{
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.callback = video_detect_force_vendor,
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.ident = "Lenovo IdeaPad Z570",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "Ideapad Z570"),
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},
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},
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{ },
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};
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