From 7fac49337175f031d679f7ce0dab980ed6711237 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Thu, 3 Jul 2014 08:53:50 +1000 Subject: [PATCH] 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 --- drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c index e1832778e8b6..7a1ebdfa9e1b 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);