1 files changed, 31 insertions, 125 deletions

diff --git a/drivers/gpu/drm/nouveau/nvc0_fence.c b/drivers/gpu/drm/nouveau/nvc0_fence.c
index 47ab388a606..9566267fbc4 100644
--- a/drivers/gpu/drm/nouveau/nvc0_fence.c
+++ b/drivers/gpu/drm/nouveau/nvc0_fence.c
@@ -22,163 +22,69 @@
  * Authors: Ben Skeggs
  */
 
-#include "drmP.h"
-#include "nouveau_drv.h"
+#include <core/object.h>
+#include <core/client.h>
+#include <core/class.h>
+
+#include <engine/fifo.h>
+
+#include "nouveau_drm.h"
 #include "nouveau_dma.h"
-#include "nouveau_fifo.h"
-#include "nouveau_ramht.h"
 #include "nouveau_fence.h"
 
-struct nvc0_fence_priv {
-	struct nouveau_fence_priv base;
-	struct nouveau_bo *bo;
-};
-
-struct nvc0_fence_chan {
-	struct nouveau_fence_chan base;
-	struct nouveau_vma vma;
-};
+#include "nv50_display.h"
 
 static int
-nvc0_fence_emit(struct nouveau_fence *fence)
+nvc0_fence_emit32(struct nouveau_channel *chan, u64 virtual, u32 sequence)
 {
-	struct nouveau_channel *chan = fence->channel;
-	struct nvc0_fence_chan *fctx = chan->engctx[NVOBJ_ENGINE_FENCE];
-	u64 addr = fctx->vma.offset + chan->id * 16;
-	int ret;
-
-	ret = RING_SPACE(chan, 5);
+	int ret = RING_SPACE(chan, 6);
 	if (ret == 0) {
-		BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4);
-		OUT_RING  (chan, upper_32_bits(addr));
-		OUT_RING  (chan, lower_32_bits(addr));
-		OUT_RING  (chan, fence->sequence);
+		BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 5);
+		OUT_RING  (chan, upper_32_bits(virtual));
+		OUT_RING  (chan, lower_32_bits(virtual));
+		OUT_RING  (chan, sequence);
 		OUT_RING  (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG);
+		OUT_RING  (chan, 0x00000000);
 		FIRE_RING (chan);
 	}
-
 	return ret;
 }
 
 static int
-nvc0_fence_sync(struct nouveau_fence *fence,
-		struct nouveau_channel *prev, struct nouveau_channel *chan)
+nvc0_fence_sync32(struct nouveau_channel *chan, u64 virtual, u32 sequence)
 {
-	struct nvc0_fence_chan *fctx = chan->engctx[NVOBJ_ENGINE_FENCE];
-	u64 addr = fctx->vma.offset + prev->id * 16;
-	int ret;
-
-	ret = RING_SPACE(chan, 5);
+	int ret = RING_SPACE(chan, 5);
 	if (ret == 0) {
 		BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4);
-		OUT_RING  (chan, upper_32_bits(addr));
-		OUT_RING  (chan, lower_32_bits(addr));
-		OUT_RING  (chan, fence->sequence);
+		OUT_RING  (chan, upper_32_bits(virtual));
+		OUT_RING  (chan, lower_32_bits(virtual));
+		OUT_RING  (chan, sequence);
 		OUT_RING  (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_GEQUAL |
 				 NVC0_SUBCHAN_SEMAPHORE_TRIGGER_YIELD);
 		FIRE_RING (chan);
 	}
-
 	return ret;
 }
 
-static u32
-nvc0_fence_read(struct nouveau_channel *chan)
-{
-	struct nvc0_fence_priv *priv = nv_engine(chan->dev, NVOBJ_ENGINE_FENCE);
-	return nouveau_bo_rd32(priv->bo, chan->id * 16/4);
-}
-
-static void
-nvc0_fence_context_del(struct nouveau_channel *chan, int engine)
-{
-	struct nvc0_fence_priv *priv = nv_engine(chan->dev, engine);
-	struct nvc0_fence_chan *fctx = chan->engctx[engine];
-
-	nouveau_bo_vma_del(priv->bo, &fctx->vma);
-	nouveau_fence_context_del(&fctx->base);
-	chan->engctx[engine] = NULL;
-	kfree(fctx);
-}
-
 static int
-nvc0_fence_context_new(struct nouveau_channel *chan, int engine)
+nvc0_fence_context_new(struct nouveau_channel *chan)
 {
-	struct nvc0_fence_priv *priv = nv_engine(chan->dev, engine);
-	struct nvc0_fence_chan *fctx;
-	int ret;
-
-	fctx = chan->engctx[engine] = kzalloc(sizeof(*fctx), GFP_KERNEL);
-	if (!fctx)
-		return -ENOMEM;
-
-	nouveau_fence_context_new(&fctx->base);
-
-	ret = nouveau_bo_vma_add(priv->bo, chan->vm, &fctx->vma);
-	if (ret)
-		nvc0_fence_context_del(chan, engine);
-
-	nouveau_bo_wr32(priv->bo, chan->id * 16/4, 0x00000000);
+	int ret = nv84_fence_context_new(chan);
+	if (ret == 0) {
+		struct nv84_fence_chan *fctx = chan->fence;
+		fctx->base.emit32 = nvc0_fence_emit32;
+		fctx->base.sync32 = nvc0_fence_sync32;
+	}
 	return ret;
 }
 
-static int
-nvc0_fence_fini(struct drm_device *dev, int engine, bool suspend)
-{
-	return 0;
-}
-
-static int
-nvc0_fence_init(struct drm_device *dev, int engine)
-{
-	return 0;
-}
-
-static void
-nvc0_fence_destroy(struct drm_device *dev, int engine)
-{
-	struct drm_nouveau_private *dev_priv = dev->dev_private;
-	struct nvc0_fence_priv *priv = nv_engine(dev, engine);
-
-	nouveau_bo_unmap(priv->bo);
-	nouveau_bo_ref(NULL, &priv->bo);
-	dev_priv->eng[engine] = NULL;
-	kfree(priv);
-}
-
 int
-nvc0_fence_create(struct drm_device *dev)
+nvc0_fence_create(struct nouveau_drm *drm)
 {
-	struct nouveau_fifo_priv *pfifo = nv_engine(dev, NVOBJ_ENGINE_FIFO);
-	struct drm_nouveau_private *dev_priv = dev->dev_private;
-	struct nvc0_fence_priv *priv;
-	int ret;
-
-	priv = kzalloc(sizeof(*priv), GFP_KERNEL);
-	if (!priv)
-		return -ENOMEM;
-
-	priv->base.engine.destroy = nvc0_fence_destroy;
-	priv->base.engine.init = nvc0_fence_init;
-	priv->base.engine.fini = nvc0_fence_fini;
-	priv->base.engine.context_new = nvc0_fence_context_new;
-	priv->base.engine.context_del = nvc0_fence_context_del;
-	priv->base.emit = nvc0_fence_emit;
-	priv->base.sync = nvc0_fence_sync;
-	priv->base.read = nvc0_fence_read;
-	dev_priv->eng[NVOBJ_ENGINE_FENCE] = &priv->base.engine;
-
-	ret = nouveau_bo_new(dev, 16 * pfifo->channels, 0, TTM_PL_FLAG_VRAM,
-			     0, 0, NULL, &priv->bo);
+	int ret = nv84_fence_create(drm);
 	if (ret == 0) {
-		ret = nouveau_bo_pin(priv->bo, TTM_PL_FLAG_VRAM);
-		if (ret == 0)
-			ret = nouveau_bo_map(priv->bo);
-		if (ret)
-			nouveau_bo_ref(NULL, &priv->bo);
+		struct nv84_fence_priv *priv = drm->fence;
+		priv->base.context_new = nvc0_fence_context_new;
 	}
-
-	if (ret)
-		nvc0_fence_destroy(dev, NVOBJ_ENGINE_FENCE);
 	return ret;
 }