These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / kernel / drivers / gpu / drm / nouveau / nvkm / engine / fifo / nv17.c
index 4a20a6f..f6d383a 100644 (file)
  * Authors: Ben Skeggs
  */
 #include "nv04.h"
+#include "channv04.h"
+#include "regsnv04.h"
 
-#include <core/client.h>
-#include <core/engctx.h>
 #include <core/ramht.h>
-#include <subdev/instmem/nv04.h>
+#include <subdev/instmem.h>
 
-#include <nvif/class.h>
-#include <nvif/unpack.h>
-
-static struct ramfc_desc
-nv17_ramfc[] = {
+static const struct nv04_fifo_ramfc
+nv17_fifo_ramfc[] = {
        { 32,  0, 0x00,  0, NV04_PFIFO_CACHE1_DMA_PUT },
        { 32,  0, 0x04,  0, NV04_PFIFO_CACHE1_DMA_GET },
        { 32,  0, 0x08,  0, NV10_PFIFO_CACHE1_REF_CNT },
@@ -50,166 +47,51 @@ nv17_ramfc[] = {
        {}
 };
 
-/*******************************************************************************
- * FIFO channel objects
- ******************************************************************************/
-
-static int
-nv17_fifo_chan_ctor(struct nvkm_object *parent,
-                   struct nvkm_object *engine,
-                   struct nvkm_oclass *oclass, void *data, u32 size,
-                   struct nvkm_object **pobject)
+static void
+nv17_fifo_init(struct nvkm_fifo *base)
 {
-       union {
-               struct nv03_channel_dma_v0 v0;
-       } *args = data;
-       struct nv04_fifo_priv *priv = (void *)engine;
-       struct nv04_fifo_chan *chan;
-       int ret;
-
-       nv_ioctl(parent, "create channel dma size %d\n", size);
-       if (nvif_unpack(args->v0, 0, 0, false)) {
-               nv_ioctl(parent, "create channel dma vers %d pushbuf %08x "
-                                "offset %016llx\n", args->v0.version,
-                        args->v0.pushbuf, args->v0.offset);
-       } else
-               return ret;
-
-       ret = nvkm_fifo_channel_create(parent, engine, oclass, 0, 0x800000,
-                                      0x10000, args->v0.pushbuf,
-                                      (1ULL << NVDEV_ENGINE_DMAOBJ) |
-                                      (1ULL << NVDEV_ENGINE_SW) |
-                                      (1ULL << NVDEV_ENGINE_GR) |
-                                      (1ULL << NVDEV_ENGINE_MPEG), /* NV31- */
-                                      &chan);
-       *pobject = nv_object(chan);
-       if (ret)
-               return ret;
-
-       args->v0.chid = chan->base.chid;
-
-       nv_parent(chan)->object_attach = nv04_fifo_object_attach;
-       nv_parent(chan)->object_detach = nv04_fifo_object_detach;
-       nv_parent(chan)->context_attach = nv04_fifo_context_attach;
-       chan->ramfc = chan->base.chid * 64;
-
-       nv_wo32(priv->ramfc, chan->ramfc + 0x00, args->v0.offset);
-       nv_wo32(priv->ramfc, chan->ramfc + 0x04, args->v0.offset);
-       nv_wo32(priv->ramfc, chan->ramfc + 0x0c, chan->base.pushgpu->addr >> 4);
-       nv_wo32(priv->ramfc, chan->ramfc + 0x14,
-                            NV_PFIFO_CACHE1_DMA_FETCH_TRIG_128_BYTES |
-                            NV_PFIFO_CACHE1_DMA_FETCH_SIZE_128_BYTES |
-#ifdef __BIG_ENDIAN
-                            NV_PFIFO_CACHE1_BIG_ENDIAN |
-#endif
-                            NV_PFIFO_CACHE1_DMA_FETCH_MAX_REQS_8);
-       return 0;
+       struct nv04_fifo *fifo = nv04_fifo(base);
+       struct nvkm_device *device = fifo->base.engine.subdev.device;
+       struct nvkm_instmem *imem = device->imem;
+       struct nvkm_ramht *ramht = imem->ramht;
+       struct nvkm_memory *ramro = imem->ramro;
+       struct nvkm_memory *ramfc = imem->ramfc;
+
+       nvkm_wr32(device, NV04_PFIFO_DELAY_0, 0x000000ff);
+       nvkm_wr32(device, NV04_PFIFO_DMA_TIMESLICE, 0x0101ffff);
+
+       nvkm_wr32(device, NV03_PFIFO_RAMHT, (0x03 << 24) /* search 128 */ |
+                                           ((ramht->bits - 9) << 16) |
+                                           (ramht->gpuobj->addr >> 8));
+       nvkm_wr32(device, NV03_PFIFO_RAMRO, nvkm_memory_addr(ramro) >> 8);
+       nvkm_wr32(device, NV03_PFIFO_RAMFC, nvkm_memory_addr(ramfc) >> 8 |
+                                           0x00010000);
+
+       nvkm_wr32(device, NV03_PFIFO_CACHE1_PUSH1, fifo->base.nr - 1);
+
+       nvkm_wr32(device, NV03_PFIFO_INTR_0, 0xffffffff);
+       nvkm_wr32(device, NV03_PFIFO_INTR_EN_0, 0xffffffff);
+
+       nvkm_wr32(device, NV03_PFIFO_CACHE1_PUSH0, 1);
+       nvkm_wr32(device, NV04_PFIFO_CACHE1_PULL0, 1);
+       nvkm_wr32(device, NV03_PFIFO_CACHES, 1);
 }
 
-static struct nvkm_ofuncs
-nv17_fifo_ofuncs = {
-       .ctor = nv17_fifo_chan_ctor,
-       .dtor = nv04_fifo_chan_dtor,
-       .init = nv04_fifo_chan_init,
-       .fini = nv04_fifo_chan_fini,
-       .map  = _nvkm_fifo_channel_map,
-       .rd32 = _nvkm_fifo_channel_rd32,
-       .wr32 = _nvkm_fifo_channel_wr32,
-       .ntfy = _nvkm_fifo_channel_ntfy
-};
-
-static struct nvkm_oclass
-nv17_fifo_sclass[] = {
-       { NV17_CHANNEL_DMA, &nv17_fifo_ofuncs },
-       {}
-};
-
-/*******************************************************************************
- * FIFO context - basically just the instmem reserved for the channel
- ******************************************************************************/
-
-static struct nvkm_oclass
-nv17_fifo_cclass = {
-       .handle = NV_ENGCTX(FIFO, 0x17),
-       .ofuncs = &(struct nvkm_ofuncs) {
-               .ctor = nv04_fifo_context_ctor,
-               .dtor = _nvkm_fifo_context_dtor,
-               .init = _nvkm_fifo_context_init,
-               .fini = _nvkm_fifo_context_fini,
-               .rd32 = _nvkm_fifo_context_rd32,
-               .wr32 = _nvkm_fifo_context_wr32,
+static const struct nvkm_fifo_func
+nv17_fifo = {
+       .init = nv17_fifo_init,
+       .intr = nv04_fifo_intr,
+       .pause = nv04_fifo_pause,
+       .start = nv04_fifo_start,
+       .chan = {
+               &nv17_fifo_dma_oclass,
+               NULL
        },
 };
 
-/*******************************************************************************
- * PFIFO engine
- ******************************************************************************/
-
-static int
-nv17_fifo_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-              struct nvkm_oclass *oclass, void *data, u32 size,
-              struct nvkm_object **pobject)
+int
+nv17_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
 {
-       struct nv04_instmem_priv *imem = nv04_instmem(parent);
-       struct nv04_fifo_priv *priv;
-       int ret;
-
-       ret = nvkm_fifo_create(parent, engine, oclass, 0, 31, &priv);
-       *pobject = nv_object(priv);
-       if (ret)
-               return ret;
-
-       nvkm_ramht_ref(imem->ramht, &priv->ramht);
-       nvkm_gpuobj_ref(imem->ramro, &priv->ramro);
-       nvkm_gpuobj_ref(imem->ramfc, &priv->ramfc);
-
-       nv_subdev(priv)->unit = 0x00000100;
-       nv_subdev(priv)->intr = nv04_fifo_intr;
-       nv_engine(priv)->cclass = &nv17_fifo_cclass;
-       nv_engine(priv)->sclass = nv17_fifo_sclass;
-       priv->base.pause = nv04_fifo_pause;
-       priv->base.start = nv04_fifo_start;
-       priv->ramfc_desc = nv17_ramfc;
-       return 0;
-}
-
-static int
-nv17_fifo_init(struct nvkm_object *object)
-{
-       struct nv04_fifo_priv *priv = (void *)object;
-       int ret;
-
-       ret = nvkm_fifo_init(&priv->base);
-       if (ret)
-               return ret;
-
-       nv_wr32(priv, NV04_PFIFO_DELAY_0, 0x000000ff);
-       nv_wr32(priv, NV04_PFIFO_DMA_TIMESLICE, 0x0101ffff);
-
-       nv_wr32(priv, NV03_PFIFO_RAMHT, (0x03 << 24) /* search 128 */ |
-                                      ((priv->ramht->bits - 9) << 16) |
-                                       (priv->ramht->gpuobj.addr >> 8));
-       nv_wr32(priv, NV03_PFIFO_RAMRO, priv->ramro->addr >> 8);
-       nv_wr32(priv, NV03_PFIFO_RAMFC, priv->ramfc->addr >> 8 | 0x00010000);
-
-       nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH1, priv->base.max);
-
-       nv_wr32(priv, NV03_PFIFO_INTR_0, 0xffffffff);
-       nv_wr32(priv, NV03_PFIFO_INTR_EN_0, 0xffffffff);
-
-       nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH0, 1);
-       nv_wr32(priv, NV04_PFIFO_CACHE1_PULL0, 1);
-       nv_wr32(priv, NV03_PFIFO_CACHES, 1);
-       return 0;
+       return nv04_fifo_new_(&nv17_fifo, device, index, 32,
+                             nv17_fifo_ramfc, pfifo);
 }
-
-struct nvkm_oclass *
-nv17_fifo_oclass = &(struct nvkm_oclass) {
-       .handle = NV_ENGINE(FIFO, 0x17),
-       .ofuncs = &(struct nvkm_ofuncs) {
-               .ctor = nv17_fifo_ctor,
-               .dtor = nv04_fifo_dtor,
-               .init = nv17_fifo_init,
-               .fini = _nvkm_fifo_fini,
-       },
-};