drm/i915: Get rid of hardcoded pipes

Favor for_each_pipe() macro when looping through pipes.

Signed-off-by: Mika Kahola <mika.kahola@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1507890286-16214-1-git-send-email-mika.kahola@intel.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 3c131e2..f7c7825 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -454,9 +454,10 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
        struct intel_dp *intel_dp = container_of(mgr, struct intel_dp, mst_mgr);
        struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
        struct drm_device *dev = intel_dig_port->base.base.dev;
+       struct drm_i915_private *dev_priv = to_i915(dev);
        struct intel_connector *intel_connector;
        struct drm_connector *connector;
-       int i;
+       enum pipe pipe;
 
        intel_connector = intel_connector_alloc();
        if (!intel_connector)
@@ -470,9 +471,9 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
        intel_connector->mst_port = intel_dp;
        intel_connector->port = port;
 
-       for (i = PIPE_A; i <= PIPE_C; i++) {
+       for_each_pipe(dev_priv, pipe) {
                drm_mode_connector_attach_encoder(&intel_connector->base,
-                                                 &intel_dp->mst_encoders[i]->base.base);
+                                                 &intel_dp->mst_encoders[pipe]->base.base);
        }
 
        drm_object_attach_property(&connector->base, dev->mode_config.path_property, 0);
@@ -569,11 +570,12 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum
 static bool
 intel_dp_create_fake_mst_encoders(struct intel_digital_port *intel_dig_port)
 {
-       int i;
        struct intel_dp *intel_dp = &intel_dig_port->dp;
+       struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
+       enum pipe pipe;
 
-       for (i = PIPE_A; i <= PIPE_C; i++)
-               intel_dp->mst_encoders[i] = intel_dp_create_fake_mst_encoder(intel_dig_port, i);
+       for_each_pipe(dev_priv, pipe)
+               intel_dp->mst_encoders[pipe] = intel_dp_create_fake_mst_encoder(intel_dig_port, pipe);
        return true;
 }