From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Print the port name in the VDD/PPS debugs messages.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index b58c94f..c8b58e4 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1510,7 +1510,8 @@ static bool edp_panel_vdd_on(struct intel_dp *intel_dp)
        power_domain = intel_display_port_power_domain(intel_encoder);
        intel_display_power_get(dev_priv, power_domain);
 
-       DRM_DEBUG_KMS("Turning eDP VDD on\n");
+       DRM_DEBUG_KMS("Turning eDP port %c VDD on\n",
+                     port_name(intel_dig_port->port));
 
        if (!edp_have_panel_power(intel_dp))
                wait_panel_power_cycle(intel_dp);
@@ -1529,7 +1530,8 @@ static bool edp_panel_vdd_on(struct intel_dp *intel_dp)
         * If the panel wasn't on, delay before accessing aux channel
         */
        if (!edp_have_panel_power(intel_dp)) {
-               DRM_DEBUG_KMS("eDP was not running\n");
+               DRM_DEBUG_KMS("eDP port %c panel power wasn't enabled\n",
+                             port_name(intel_dig_port->port));
                msleep(intel_dp->panel_power_up_delay);
        }
 
@@ -1554,7 +1556,8 @@ void intel_edp_panel_vdd_on(struct intel_dp *intel_dp)
        vdd = edp_panel_vdd_on(intel_dp);
        pps_unlock(intel_dp);
 
-       WARN(!vdd, "eDP VDD already requested on\n");
+       WARN(!vdd, "eDP port %c VDD already requested on\n",
+            port_name(dp_to_dig_port(intel_dp)->port));
 }
 
 static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
@@ -1575,7 +1578,8 @@ static void edp_panel_vdd_off_sync(struct intel_dp 
*intel_dp)
        if (!edp_have_panel_vdd(intel_dp))
                return;
 
-       DRM_DEBUG_KMS("Turning eDP VDD off\n");
+       DRM_DEBUG_KMS("Turning eDP port %c VDD off\n",
+                     port_name(intel_dig_port->port));
 
        pp = ironlake_get_pp_control(intel_dp);
        pp &= ~EDP_FORCE_VDD;
@@ -1636,7 +1640,8 @@ static void edp_panel_vdd_off(struct intel_dp *intel_dp, 
bool sync)
        if (!is_edp(intel_dp))
                return;
 
-       WARN(!intel_dp->want_panel_vdd, "eDP VDD not forced on");
+       WARN(!intel_dp->want_panel_vdd, "eDP port %c VDD not forced on",
+            port_name(dp_to_dig_port(intel_dp)->port));
 
        intel_dp->want_panel_vdd = false;
 
@@ -1658,7 +1663,8 @@ static void edp_panel_on(struct intel_dp *intel_dp)
        if (!is_edp(intel_dp))
                return;
 
-       DRM_DEBUG_KMS("Turn eDP power on\n");
+       DRM_DEBUG_KMS("Turn eDP port %c panel power on\n",
+                     port_name(dp_to_dig_port(intel_dp)->port));
 
        if (edp_have_panel_power(intel_dp)) {
                DRM_DEBUG_KMS("eDP power already on\n");
@@ -1719,9 +1725,11 @@ static void edp_panel_off(struct intel_dp *intel_dp)
        if (!is_edp(intel_dp))
                return;
 
-       DRM_DEBUG_KMS("Turn eDP power off\n");
+       DRM_DEBUG_KMS("Turn eDP port %c panel power off\n",
+                     port_name(dp_to_dig_port(intel_dp)->port));
 
-       WARN(!intel_dp->want_panel_vdd, "Need VDD to turn off panel\n");
+       WARN(!intel_dp->want_panel_vdd, "Need eDP port %c VDD to turn off 
panel\n",
+            port_name(dp_to_dig_port(intel_dp)->port));
 
        pp = ironlake_get_pp_control(intel_dp);
        /* We need to switch off panel power _and_ force vdd, for otherwise some
-- 
2.0.4

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