]> Pileus Git - ~andy/linux/blobdiff - drivers/gpu/drm/nouveau/nv84_fence.c
Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...
[~andy/linux] / drivers / gpu / drm / nouveau / nv84_fence.c
index c2f889b0d3406d73a17fe6dbf9c35f636a7b1454..c686650584b6d33ad203ed3b4ed4cd62dd38bb73 100644 (file)
  * Authors: Ben Skeggs
  */
 
-#include "drmP.h"
-#include "nouveau_drv.h"
+#include <core/object.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"
 
+#include "nv50_display.h"
+
 struct nv84_fence_chan {
        struct nouveau_fence_chan base;
 };
@@ -42,13 +46,14 @@ static int
 nv84_fence_emit(struct nouveau_fence *fence)
 {
        struct nouveau_channel *chan = fence->channel;
+       struct nouveau_fifo_chan *fifo = (void *)chan->object;
        int ret = RING_SPACE(chan, 7);
        if (ret == 0) {
                BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 1);
                OUT_RING  (chan, NvSema);
                BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4);
-               OUT_RING  (chan, upper_32_bits(chan->id * 16));
-               OUT_RING  (chan, lower_32_bits(chan->id * 16));
+               OUT_RING  (chan, upper_32_bits(fifo->chid * 16));
+               OUT_RING  (chan, lower_32_bits(fifo->chid * 16));
                OUT_RING  (chan, fence->sequence);
                OUT_RING  (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG);
                FIRE_RING (chan);
@@ -61,13 +66,14 @@ static int
 nv84_fence_sync(struct nouveau_fence *fence,
                struct nouveau_channel *prev, struct nouveau_channel *chan)
 {
+       struct nouveau_fifo_chan *fifo = (void *)prev->object;
        int ret = RING_SPACE(chan, 7);
        if (ret == 0) {
                BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 1);
                OUT_RING  (chan, NvSema);
                BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4);
-               OUT_RING  (chan, upper_32_bits(prev->id * 16));
-               OUT_RING  (chan, lower_32_bits(prev->id * 16));
+               OUT_RING  (chan, upper_32_bits(fifo->chid * 16));
+               OUT_RING  (chan, lower_32_bits(fifo->chid * 16));
                OUT_RING  (chan, fence->sequence);
                OUT_RING  (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_GEQUAL);
                FIRE_RING (chan);
@@ -78,100 +84,99 @@ nv84_fence_sync(struct nouveau_fence *fence,
 static u32
 nv84_fence_read(struct nouveau_channel *chan)
 {
-       struct nv84_fence_priv *priv = nv_engine(chan->dev, NVOBJ_ENGINE_FENCE);
-       return nv_ro32(priv->mem, chan->id * 16);
+       struct nouveau_fifo_chan *fifo = (void *)chan->object;
+       struct nv84_fence_priv *priv = chan->drm->fence;
+       return nv_ro32(priv->mem, fifo->chid * 16);
 }
 
 static void
-nv84_fence_context_del(struct nouveau_channel *chan, int engine)
+nv84_fence_context_del(struct nouveau_channel *chan)
 {
-       struct nv84_fence_chan *fctx = chan->engctx[engine];
+       struct nv84_fence_chan *fctx = chan->fence;
        nouveau_fence_context_del(&fctx->base);
-       chan->engctx[engine] = NULL;
+       chan->fence = NULL;
        kfree(fctx);
 }
 
 static int
-nv84_fence_context_new(struct nouveau_channel *chan, int engine)
+nv84_fence_context_new(struct nouveau_channel *chan)
 {
-       struct nv84_fence_priv *priv = nv_engine(chan->dev, engine);
+       struct drm_device *dev = chan->drm->dev;
+       struct nouveau_fifo_chan *fifo = (void *)chan->object;
+       struct nv84_fence_priv *priv = chan->drm->fence;
        struct nv84_fence_chan *fctx;
-       struct nouveau_gpuobj *obj;
-       int ret;
+       struct nouveau_object *object;
+       int ret, i;
 
-       fctx = chan->engctx[engine] = kzalloc(sizeof(*fctx), GFP_KERNEL);
+       fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL);
        if (!fctx)
                return -ENOMEM;
 
        nouveau_fence_context_new(&fctx->base);
 
-       ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_FROM_MEMORY,
-                                    priv->mem->vinst, priv->mem->size,
-                                    NV_MEM_ACCESS_RW,
-                                    NV_MEM_TARGET_VRAM, &obj);
-       if (ret == 0) {
-               ret = nouveau_ramht_insert(chan, NvSema, obj);
-               nouveau_gpuobj_ref(NULL, &obj);
-               nv_wo32(priv->mem, chan->id * 16, 0x00000000);
+       ret = nouveau_object_new(nv_object(chan->cli), chan->handle,
+                                NvSema, 0x0002,
+                                &(struct nv_dma_class) {
+                                       .flags = NV_DMA_TARGET_VRAM |
+                                                NV_DMA_ACCESS_RDWR,
+                                       .start = priv->mem->addr,
+                                       .limit = priv->mem->addr +
+                                                priv->mem->size - 1,
+                                }, sizeof(struct nv_dma_class),
+                                &object);
+
+       /* dma objects for display sync channel semaphore blocks */
+       for (i = 0; !ret && i < dev->mode_config.num_crtc; i++) {
+               struct nouveau_bo *bo = nv50_display_crtc_sema(dev, i);
+
+               ret = nouveau_object_new(nv_object(chan->cli), chan->handle,
+                                        NvEvoSema0 + i, 0x003d,
+                                        &(struct nv_dma_class) {
+                                               .flags = NV_DMA_TARGET_VRAM |
+                                                        NV_DMA_ACCESS_RDWR,
+                                               .start = bo->bo.offset,
+                                               .limit = bo->bo.offset + 0xfff,
+                                        }, sizeof(struct nv_dma_class),
+                                        &object);
        }
 
        if (ret)
-               nv84_fence_context_del(chan, engine);
+               nv84_fence_context_del(chan);
+       nv_wo32(priv->mem, fifo->chid * 16, 0x00000000);
        return ret;
 }
 
-static int
-nv84_fence_fini(struct drm_device *dev, int engine, bool suspend)
-{
-       return 0;
-}
-
-static int
-nv84_fence_init(struct drm_device *dev, int engine)
-{
-       return 0;
-}
-
 static void
-nv84_fence_destroy(struct drm_device *dev, int engine)
+nv84_fence_destroy(struct nouveau_drm *drm)
 {
-       struct drm_nouveau_private *dev_priv = dev->dev_private;
-       struct nv84_fence_priv *priv = nv_engine(dev, engine);
-
+       struct nv84_fence_priv *priv = drm->fence;
        nouveau_gpuobj_ref(NULL, &priv->mem);
-       dev_priv->eng[engine] = NULL;
+       drm->fence = NULL;
        kfree(priv);
 }
 
 int
-nv84_fence_create(struct drm_device *dev)
+nv84_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 nouveau_fifo *pfifo = nouveau_fifo(drm->device);
        struct nv84_fence_priv *priv;
+       u32 chan = pfifo->max + 1;
        int ret;
 
-       priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+       priv = drm->fence = kzalloc(sizeof(*priv), GFP_KERNEL);
        if (!priv)
                return -ENOMEM;
 
-       priv->base.engine.destroy = nv84_fence_destroy;
-       priv->base.engine.init = nv84_fence_init;
-       priv->base.engine.fini = nv84_fence_fini;
-       priv->base.engine.context_new = nv84_fence_context_new;
-       priv->base.engine.context_del = nv84_fence_context_del;
+       priv->base.dtor = nv84_fence_destroy;
+       priv->base.context_new = nv84_fence_context_new;
+       priv->base.context_del = nv84_fence_context_del;
        priv->base.emit = nv84_fence_emit;
        priv->base.sync = nv84_fence_sync;
        priv->base.read = nv84_fence_read;
-       dev_priv->eng[NVOBJ_ENGINE_FENCE] = &priv->base.engine;
-
-       ret = nouveau_gpuobj_new(dev, NULL, 16 * pfifo->channels,
-                                0x1000, 0, &priv->mem);
-       if (ret)
-               goto out;
 
-out:
+       ret = nouveau_gpuobj_new(drm->device, NULL, chan * 16, 0x1000, 0,
+                               &priv->mem);
        if (ret)
-               nv84_fence_destroy(dev, NVOBJ_ENGINE_FENCE);
+               nv84_fence_destroy(drm);
        return ret;
 }