[PATCH 18/20] drm/i915/dp_mst: Reuse intel_dp_handle_link_service_irq()

[Imre Deak]

From: Imre Deak <imre.d...@gmail.com>

Use intel_dp_handle_link_service_irq() while handling an MST HPD IRQ,
instead of open-coding this.

Signed-off-by: Imre Deak <imre.d...@gmail.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c 
b/drivers/gpu/drm/i915/display/intel_dp.c
index 000c57da92d60..52249fa5c8a6d 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -5129,6 +5129,8 @@ intel_dp_mst_hpd_irq(struct intel_dp *intel_dp, u8 *esi, 
u8 *ack)
        }
 }
 
+static bool intel_dp_handle_link_service_irq(struct intel_dp *intel_dp, u8 
irq_mask);
+
 /**
  * intel_dp_check_mst_status - service any pending MST interrupts, check link 
status
  * @intel_dp: Intel DP struct
@@ -5176,14 +5178,7 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp)
                if (ack[1] & (DP_DOWN_REP_MSG_RDY | DP_UP_REQ_MSG_RDY))
                        drm_dp_mst_hpd_irq_send_new_request(&intel_dp->mst.mgr);
 
-               if (ack[3] & RX_CAP_CHANGED)
-                       reprobe_needed = true;
-
-               if ((ack[3] & LINK_STATUS_CHANGED) || 
intel_dp->link.force_retrain)
-                       intel_dp_check_link_state(intel_dp);
-
-               if ((ack[3] & DP_TUNNELING_IRQ) &&
-                   drm_dp_tunnel_handle_irq(display->dp_tunnel_mgr, 
&intel_dp->aux))
+               if (intel_dp_handle_link_service_irq(intel_dp, ack[3]))
                        reprobe_needed = true;
        }
 
@@ -5481,7 +5476,7 @@ static bool intel_dp_handle_link_service_irq(struct 
intel_dp *intel_dp, u8 irq_m
        if (irq_mask & RX_CAP_CHANGED)
                reprobe_needed = true;
 
-       if (irq_mask & LINK_STATUS_CHANGED)
+       if ((irq_mask & LINK_STATUS_CHANGED) || intel_dp->link.force_retrain)
                intel_dp_check_link_state(intel_dp);
 
        if (irq_mask & HDMI_LINK_STATUS_CHANGED)
-- 
2.44.2