ACPI / video: Disable native_backlight on HP ENVY 15 Notebook PC

[sagit-ice-cold/kernel_xiaomi_msm8998.git] / drivers / acpi / video.c

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index dd5c302..fcbda10 100644 (file)
--- 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"),
+               },
+       },
        {}
 };