Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 3.16 105/158] ACPI / video: Disable native_backlight on HP ENVY 15 Notebook PC | Date | Mon, 15 Sep 2014 12:25:44 -0700 |
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3.16-stable review patch. If anyone has any objections, please let me know.
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From: Hans de Goede <hdegoede@redhat.com>
commit 84c34858a85ecf9dabd72847d860c7d3fb7536e7 upstream.
Link: https://bugs.freedesktop.org/show_bug.cgi?id=81515 Reported-and-tested-by: Hohahiu <rakothedin@gmail.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/acpi/video.c | 11 +++++++++++ 1 file changed, 11 insertions(+)
--- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -675,6 +675,17 @@ static struct dmi_system_id video_dmi_ta DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T520"), }, }, + + /* The native backlight controls do not work on some older machines */ + { + /* https://bugs.freedesktop.org/show_bug.cgi?id=81515 */ + .callback = video_disable_native_backlight, + .ident = "HP ENVY 15 Notebook", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP ENVY 15 Notebook PC"), + }, + }, {} };
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