drm/i915: Fix whitespace issues

Fix the poorly indented port parameters to the aux ctl and data
reg functions. This was fallout from the s/i915_mmio_reg_t/i915_reg_t/
that happened during the review of commit f0f59a00a1c9 ("drm/i915:
Type safe register read/write")

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1476208368-5710-5-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Jim Bride <jim.bride@linux.intel.com>

drivers/gpu/drm/i915/intel_dp.c

@@ -1148,7 +1148,7 @@ static enum port intel_aux_port(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t g4x_aux_ctl_reg(struct drm_i915_private *dev_priv,
-				       enum port port)
+				  enum port port)
 {
 	switch (port) {
 	case PORT_B:
@@ -1162,7 +1162,7 @@ static i915_reg_t g4x_aux_ctl_reg(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t g4x_aux_data_reg(struct drm_i915_private *dev_priv,
-					enum port port, int index)
+				   enum port port, int index)
 {
 	switch (port) {
 	case PORT_B:
@@ -1176,7 +1176,7 @@ static i915_reg_t g4x_aux_data_reg(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t ilk_aux_ctl_reg(struct drm_i915_private *dev_priv,
-				       enum port port)
+				  enum port port)
 {
 	switch (port) {
 	case PORT_A:
@@ -1192,7 +1192,7 @@ static i915_reg_t ilk_aux_ctl_reg(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t ilk_aux_data_reg(struct drm_i915_private *dev_priv,
-					enum port port, int index)
+				   enum port port, int index)
 {
 	switch (port) {
 	case PORT_A:
@@ -1208,7 +1208,7 @@ static i915_reg_t ilk_aux_data_reg(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t skl_aux_ctl_reg(struct drm_i915_private *dev_priv,
-				       enum port port)
+				  enum port port)
 {
 	switch (port) {
 	case PORT_A:
@@ -1223,7 +1223,7 @@ static i915_reg_t skl_aux_ctl_reg(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t skl_aux_data_reg(struct drm_i915_private *dev_priv,
-					enum port port, int index)
+				   enum port port, int index)
 {
 	switch (port) {
 	case PORT_A:
@@ -1238,7 +1238,7 @@ static i915_reg_t skl_aux_data_reg(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t intel_aux_ctl_reg(struct drm_i915_private *dev_priv,
-					 enum port port)
+				    enum port port)
 {
 	if (INTEL_INFO(dev_priv)->gen >= 9)
 		return skl_aux_ctl_reg(dev_priv, port);
@@ -1249,7 +1249,7 @@ static i915_reg_t intel_aux_ctl_reg(struct drm_i915_private *dev_priv,
 }
 
 static i915_reg_t intel_aux_data_reg(struct drm_i915_private *dev_priv,
-					  enum port port, int index)
+				     enum port port, int index)
 {
 	if (INTEL_INFO(dev_priv)->gen >= 9)
 		return skl_aux_data_reg(dev_priv, port, index);