[PATCH v2] drm/i915/panelreplay: Move out psr_init_dpcd() from init_connector()

[Animesh Manna]

Move psr_init_dpcd() from init-connector to connector-detect
function. The dpcd probe for checking panel replay capability
for external dp connector is causing delay during boot which can
be optimized by moving dpcd probe to connector specific detect().

v1: Initial version.
v2: Add details in commit description. [Jani]

Suggested-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/10284
Signed-off-by: Animesh Manna <animesh.manna at intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c  | 3 +++
 drivers/gpu/drm/i915/display/intel_psr.c | 3 ---
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 6ece2c563c7a..b485ec320085 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -5709,6 +5709,9 @@ intel_dp_detect(struct drm_connector *connector,
 	if (ret == 1)
 		intel_connector->base.epoch_counter++;
 
+	if (!intel_dp_is_edp(intel_dp))
+		intel_psr_init_dpcd(intel_dp);
+
 	intel_dp_detect_dsc_caps(intel_dp, intel_connector);
 
 	intel_dp_configure_mst(intel_dp);
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 72cadad09db5..6927785fd6ff 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -2883,9 +2883,6 @@ void intel_psr_init(struct intel_dp *intel_dp)
 	if (!(HAS_PSR(dev_priv) || HAS_DP20(dev_priv)))
 		return;
 
-	if (!intel_dp_is_edp(intel_dp))
-		intel_psr_init_dpcd(intel_dp);
-
 	/*
 	 * HSW spec explicitly says PSR is tied to port A.
 	 * BDW+ platforms have a instance of PSR registers per transcoder but
-- 
2.29.0