drm/i915: hsw backlight registers need transcoder instead of pipe
v2: Make TRANSCODER_EDP handling more explicit. (Imre)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 60e0e19..e79669f 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2087,6 +2087,10 @@
#define BLM_PIPE_A (0 << 29)
#define BLM_PIPE_B (1 << 29)
#define BLM_PIPE_C (2 << 29) /* ivb + */
+#define BLM_TRANSCODER_A BLM_PIPE_A /* hsw */
+#define BLM_TRANSCODER_B BLM_PIPE_B
+#define BLM_TRANSCODER_C BLM_PIPE_C
+#define BLM_TRANSCODER_EDP (3 << 29)
#define BLM_PIPE(pipe) ((pipe) << 29)
#define BLM_POLARITY_I965 (1 << 28) /* gen4 only */
#define BLM_PHASE_IN_INTERUPT_STATUS (1 << 26)