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authorHans de Goede <hdegoede@redhat.com>2014-08-28 10:20:47 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-09-02 01:55:23 +0200
commit84c34858a85ecf9dabd72847d860c7d3fb7536e7 (patch)
treef7968e24a6494f8af9b7a2c78454bc2631d123d7 /drivers/acpi/video.c
parent5f24079b021cd3147c8d24ba65833f7a0df7e80d (diff)
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>
Diffstat (limited to 'drivers/acpi/video.c')
-rw-r--r--drivers/acpi/video.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index dd5c30257b86..fcbda105616e 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -750,6 +750,17 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
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"),
+ },
+ },
{}
};