From 7fac49337175f031d679f7ce0dab980ed6711237 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Thu, 3 Jul 2014 08:53:50 +1000
Subject: drm/nouveau/dp: workaround broken display

The display in fdo#76483 pulses the hotplug line for link retraining
after we cut power to the main link on the source, even while it's
in D3.

fdo#76483

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---
 drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'drivers/gpu')

diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
index e1832778e8b..7a1ebdfa9e1 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
@@ -87,6 +87,7 @@ nv50_sor_mthd(struct nouveau_object *object, u32 mthd, void *args, u32 size)
 			struct nvkm_output_dp *outpdp = (void *)outp;
 			switch (data) {
 			case NV94_DISP_SOR_DP_PWR_STATE_OFF:
+				nouveau_event_put(outpdp->irq);
 				((struct nvkm_output_dp_impl *)nv_oclass(outp))
 					->lnk_pwr(outpdp, 0);
 				atomic_set(&outpdp->lt.done, 0);
-- 
cgit v1.2.3-70-g09d2