diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index ef16c4236d9fcaafbffd28d852fb338bba5c1a2a..7510d508e3735f09e4ed860106031ee01497f83f 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -8102,9 +8102,7 @@ enum skl_disp_power_wells {
 #define  RGB_FLIP_TO_BGR				(1 << 2)
 
 #define  BXT_PIPE_SELECT_MASK				(7 << 7)
-#define  BXT_PIPE_SELECT_C				(2 << 7)
-#define  BXT_PIPE_SELECT_B				(1 << 7)
-#define  BXT_PIPE_SELECT_A				(0 << 7)
+#define  BXT_PIPE_SELECT(pipe)				((pipe) << 7)
 
 #define _MIPIA_DATA_ADDRESS		(dev_priv->mipi_mmio_base + 0xb108)
 #define _MIPIC_DATA_ADDRESS		(dev_priv->mipi_mmio_base + 0xb908)
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 25bdf1cbb5f97aec5165fac68c38fbdc9e7c1f3b..4ab168dd36bf9fd72fa0d8f9a2d32e81c9ff0402 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -885,21 +885,12 @@ static void intel_dsi_prepare(struct intel_encoder *intel_encoder)
 			I915_WRITE(MIPI_CTRL(port), tmp |
 					READ_REQUEST_PRIORITY_HIGH);
 		} else if (IS_BROXTON(dev)) {
-			/*
-			 * FIXME:
-			 * BXT can connect any PIPE to any MIPI port.
-			 * Select the pipe based on the MIPI port read from
-			 * VBT for now. Pick PIPE A for MIPI port A and C
-			 * for port C.
-			 */
+			enum pipe pipe = intel_crtc->pipe;
+
 			tmp = I915_READ(MIPI_CTRL(port));
 			tmp &= ~BXT_PIPE_SELECT_MASK;
 
-			if (port == PORT_A)
-				tmp |= BXT_PIPE_SELECT_A;
-			else if (port == PORT_C)
-				tmp |= BXT_PIPE_SELECT_C;
-
+			tmp |= BXT_PIPE_SELECT(pipe);
 			I915_WRITE(MIPI_CTRL(port), tmp);
 		}