From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Wed, 8 Jul 2015 20:45:53 +0000 (+0300)
Subject: drm/i915: Add vlv_dport_to_phy()
X-Git-Tag: v4.14-rc1~2738^2~45^2~1603
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=65d64cc5bb7aee1f5a8d6717f4d421623c58ea30;p=platform%2Fkernel%2Flinux-rpi.git

drm/i915: Add vlv_dport_to_phy()

Add vlv_dport_to_phy() and fix up the return values of
vlv_dport_to_channel() and vlv_pipe_to_channel() to use
the appropriate enums.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Deepak S <deepak.s@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 525e457..49d1b61 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -788,7 +788,7 @@ struct intel_dp_mst_encoder {
 	void *port; /* store this opaque as its illegal to dereference it */
 };
 
-static inline int
+static inline enum dpio_channel
 vlv_dport_to_channel(struct intel_digital_port *dport)
 {
 	switch (dport->port) {
@@ -802,7 +802,21 @@ vlv_dport_to_channel(struct intel_digital_port *dport)
 	}
 }
 
-static inline int
+static inline enum dpio_phy
+vlv_dport_to_phy(struct intel_digital_port *dport)
+{
+	switch (dport->port) {
+	case PORT_B:
+	case PORT_C:
+		return DPIO_PHY0;
+	case PORT_D:
+		return DPIO_PHY1;
+	default:
+		BUG();
+	}
+}
+
+static inline enum dpio_channel
 vlv_pipe_to_channel(enum pipe pipe)
 {
 	switch (pipe) {