drm/i915: quirk asserts controllable backlight presence, overriding VBT

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / i915 / i915_drv.h

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 49414d30e8d42d3068cbd21990f1403e3e8b1f5a..374f964323ad24eebfdfed2df4670ba102c70891 100644 (file)
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -656,6 +656,7 @@ enum intel_sbi_destination {
 #define QUIRK_PIPEA_FORCE (1<<0)
 #define QUIRK_LVDS_SSC_DISABLE (1<<1)
 #define QUIRK_INVERT_BRIGHTNESS (1<<2)
+#define QUIRK_BACKLIGHT_PRESENT (1<<3)
 
 struct intel_fbdev;
 struct intel_fbc_work;
@@ -977,6 +978,8 @@ struct i915_power_well {
        bool always_on;
        /* power well enable/disable usage count */
        int count;
+       /* cached hw enabled state */
+       bool hw_enabled;
        unsigned long domains;
        unsigned long data;
        const struct i915_power_well_ops *ops;