drm/i915/dp: Kill intel_dp->detect_done flag

The intel_dp->detect_done flag is no more useful. Pull
intel_dp_long_pulse() into the lone caller,

Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180927205735.16651-5-dhinakaran.pandiyan@intel.com

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 64c8a53..cb352d2 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5012,15 +5012,18 @@ intel_dp_unset_edid(struct intel_dp *intel_dp)
 }
 
 static int
-intel_dp_long_pulse(struct intel_connector *connector,
-                   struct drm_modeset_acquire_ctx *ctx)
+intel_dp_detect(struct drm_connector *connector,
+               struct drm_modeset_acquire_ctx *ctx,
+               bool force)
 {
-       struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
-       struct intel_dp *intel_dp = intel_attached_dp(&connector->base);
+       struct drm_i915_private *dev_priv = to_i915(connector->dev);
+       struct intel_dp *intel_dp = intel_attached_dp(connector);
        struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base;
        enum drm_connector_status status;
        u8 sink_irq_vector = 0;
 
+       DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
+                     connector->base.id, connector->name);
        WARN_ON(!drm_modeset_is_locked(&dev_priv->drm.mode_config.connection_mutex));
 
        intel_display_power_get(dev_priv, intel_dp->aux_power_domain);
@@ -5099,9 +5102,9 @@ intel_dp_long_pulse(struct intel_connector *connector,
        intel_dp->aux.i2c_defer_count = 0;
 
        intel_dp_set_edid(intel_dp);
-       if (intel_dp_is_edp(intel_dp) || connector->detect_edid)
+       if (intel_dp_is_edp(intel_dp) ||
+           to_intel_connector(connector)->detect_edid)
                status = connector_status_connected;
-       intel_dp->detect_done = true;
 
        /* Try to read the source of the interrupt */
        if (intel_dp->dpcd[DP_DPCD_REV] >= 0x11 &&
@@ -5126,26 +5129,6 @@ out:
        return status;
 }
 
-static int
-intel_dp_detect(struct drm_connector *connector,
-               struct drm_modeset_acquire_ctx *ctx,
-               bool force)
-{
-       struct intel_dp *intel_dp = intel_attached_dp(connector);
-       int status = connector->status;
-
-       DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n",
-                     connector->base.id, connector->name);
-
-       /* If full detect is not performed yet, do a full detect */
-       if (!intel_dp->detect_done)
-               status = intel_dp_long_pulse(intel_dp->attached_connector, ctx);
-
-       intel_dp->detect_done = false;
-
-       return status;
-}
-
 static void
 intel_dp_force(struct drm_connector *connector)
 {
@@ -5638,7 +5621,6 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
 
        if (long_hpd) {
                intel_dp->reset_link_params = true;
-               intel_dp->detect_done = false;
                return IRQ_NONE;
        }
 
@@ -5655,7 +5637,6 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
                        intel_dp->is_mst = false;
                        drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr,
                                                        intel_dp->is_mst);
-                       intel_dp->detect_done = false;
                        goto put_power;
                }
        }
@@ -5668,10 +5649,8 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
                /* Short pulse can signify loss of hdcp authentication */
                intel_hdcp_check_link(intel_dp->attached_connector);
 
-               if (!handled) {
-                       intel_dp->detect_done = false;
+               if (!handled)
                        goto put_power;
-               }
        }
 
        ret = IRQ_HANDLED;

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 5e904c1..cbcae24 100644 (file)
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1070,7 +1070,6 @@ struct intel_dp {
        bool link_mst;
        bool link_trained;
        bool has_audio;
-       bool detect_done;
        bool reset_link_params;
        enum aux_ch aux_ch;
        uint8_t dpcd[DP_RECEIVER_CAP_SIZE];