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ACPI / video: Disable native_backlight on HP ENVY 15 Notebook PC
Link: https://bugs.freedesktop.org/show_bug.cgi?id=81515 Reported-and-tested-by: Hohahiu <rakothedin@gmail.com> Cc: 3.16+ <stable@vger.kernel.org> # 3.16+ Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -750,6 +750,17 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
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DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T520"),
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DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T520"),
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},
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},
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},
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},
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/* The native backlight controls do not work on some older machines */
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{
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/* https://bugs.freedesktop.org/show_bug.cgi?id=81515 */
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.callback = video_disable_native_backlight,
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.ident = "HP ENVY 15 Notebook",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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DMI_MATCH(DMI_PRODUCT_NAME, "HP ENVY 15 Notebook PC"),
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},
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},
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{}
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{}
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};
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};
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