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Commit 0b718733 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nv50-nvc0: explicitly map notifier bo into channel vm 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 45143cb5

drivers/gpu/drm/nouveau/nouveau_drv.h

+1 −0
Original line number Diff line number Diff line
@@ -249,6 +249,7 @@ struct nouveau_channel { 


	/* Notifier memory */

	struct nouveau_bo *notifier_bo;

	struct nouveau_vma notifier_vma;

	struct drm_mm notifier_heap;



	/* PFIFO context */

drivers/gpu/drm/nouveau/nouveau_notifier.c

+12 −2
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ int 
nouveau_notifier_init_channel(struct nouveau_channel *chan)

{

	struct drm_device *dev = chan->dev;

	struct drm_nouveau_private *dev_priv = dev->dev_private;

	struct nouveau_bo *ntfy = NULL;

	uint32_t flags, ttmpl;

	int ret;
@@ -58,14 +59,22 @@ nouveau_notifier_init_channel(struct nouveau_channel *chan) 
	if (ret)

		goto out_err;



	if (dev_priv->card_type >= NV_50) {

		ret = nouveau_bo_vma_add(ntfy, chan->vm, &chan->notifier_vma);

		if (ret)

			goto out_err;

	}



	ret = drm_mm_init(&chan->notifier_heap, 0, ntfy->bo.mem.size);

	if (ret)

		goto out_err;



	chan->notifier_bo = ntfy;

out_err:

	if (ret)

	if (ret) {

		nouveau_bo_vma_del(ntfy, &chan->notifier_vma);

		drm_gem_object_unreference_unlocked(ntfy->gem);

	}



	return ret;

}
@@ -78,6 +87,7 @@ nouveau_notifier_takedown_channel(struct nouveau_channel *chan) 
	if (!chan->notifier_bo)

		return;



	nouveau_bo_vma_del(chan->notifier_bo, &chan->notifier_vma);

	nouveau_bo_unmap(chan->notifier_bo);

	mutex_lock(&dev->struct_mutex);

	nouveau_bo_unpin(chan->notifier_bo);
@@ -125,7 +135,7 @@ nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle, 
		offset  = chan->notifier_bo->bo.offset;

	} else {

		target = NV_MEM_TARGET_VM;

		offset = chan->notifier_bo->vma.offset;

		offset = chan->notifier_vma.offset;

	}

	offset += mem->start;

drivers/gpu/drm/nouveau/nvc0_fbcon.c

+2 −2
Original line number Diff line number Diff line
@@ -203,8 +203,8 @@ nvc0_fbcon_accel_init(struct fb_info *info) 
	BEGIN_NVC0(chan, 2, NvSub2D, 0x0000, 1);

	OUT_RING  (chan, 0x0000902d);

	BEGIN_NVC0(chan, 2, NvSub2D, 0x0104, 2);

	OUT_RING  (chan, upper_32_bits(chan->notifier_bo->vma.offset));

	OUT_RING  (chan, lower_32_bits(chan->notifier_bo->vma.offset));

	OUT_RING  (chan, upper_32_bits(chan->notifier_vma.offset));

	OUT_RING  (chan, lower_32_bits(chan->notifier_vma.offset));

	BEGIN_NVC0(chan, 2, NvSub2D, 0x0290, 1);

	OUT_RING  (chan, 0);

	BEGIN_NVC0(chan, 2, NvSub2D, 0x0888, 1);