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-rw-r--r--drivers/platform/x86/dell-wmi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 6512a06bc053..f2d77fe696ac 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -35,6 +35,7 @@
#include <linux/acpi.h>
#include <linux/string.h>
#include <linux/dmi.h>
+#include <acpi/video.h>
MODULE_AUTHOR("Matthew Garrett <mjg@redhat.com>");
MODULE_DESCRIPTION("Dell laptop WMI hotkeys driver");
@@ -397,7 +398,7 @@ static int __init dell_wmi_init(void)
}
dmi_walk(find_hk_type, NULL);
- acpi_video = acpi_video_backlight_support();
+ acpi_video = acpi_video_get_backlight_type() != acpi_backlight_vendor;
err = dell_wmi_input_setup();
if (err)