Messages in this thread Patch in this message | | | From | Luis Henriques <> | Subject | [PATCH 3.16.y-ckt 083/183] ACPI / video: Add some Samsung models to disable_native_backlight list | Date | Fri, 6 Mar 2015 09:56:14 +0000 |
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3.16.7-ckt8 -stable review patch. If anyone has any objections, please let me know.
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From: Aaron Lu <aaron.lu@intel.com>
commit 7d0b93499f4879ddbc75d594f4ea216ba964f78e upstream.
Several Samsung laptop models (SAMSUNG 870Z5E/880Z5E/680Z5E and SAMSUNG 370R4E/370R4V/370R5E/3570RE/370R5V) do not have a working native backlight control interface so restore their acpi_videoX interface.
Link: https://bugzilla.kernel.org/show_bug.cgi?id=84221 Link: https://bugzilla.kernel.org/show_bug.cgi?id=84651 For SAMSUNG 870Z5E/880Z5E/680Z5E: Reported-and-tested-by: Brent Saner <brent.saner@gmail.com> Reported-by: Vitaliy Filippov <vitalif@yourcmc.ru> Reported-by: Laszlo KREKACS <laszlo.krekacs.list@gmail.com> For SAMSUNG 370R4E/370R4V/370R5E/3570RE/370R5V: Reported-by: Vladimir Perepechin <vovochka13@gmail.com> Signed-off-by: Aaron Lu <aaron.lu@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Luis Henriques <luis.henriques@canonical.com> --- drivers/acpi/video.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index f1e3496c00c7..28fa58c11e56 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -694,6 +694,23 @@ static struct dmi_system_id video_dmi_table[] __initdata = { DMI_MATCH(DMI_PRODUCT_NAME, "HP ENVY 15 Notebook PC"), }, }, + + { + .callback = video_disable_native_backlight, + .ident = "SAMSUNG 870Z5E/880Z5E/680Z5E", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "870Z5E/880Z5E/680Z5E"), + }, + }, + { + .callback = video_disable_native_backlight, + .ident = "SAMSUNG 370R4E/370R4V/370R5E/3570RE/370R5V", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "370R4E/370R4V/370R5E/3570RE/370R5V"), + }, + }, {} };
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