These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / kernel / drivers / gpu / drm / nouveau / nvkm / engine / sw / nv50.c
index 401fcd7..a381196 100644 (file)
  */
 #include "nv50.h"
 
-#include <core/device.h>
-#include <core/handle.h>
-#include <core/namedb.h>
+#include <core/gpuobj.h>
 #include <engine/disp.h>
+#include <engine/fifo/chan.h>
 #include <subdev/bar.h>
 
 #include <nvif/event.h>
-
-/*******************************************************************************
- * software object classes
- ******************************************************************************/
-
-static int
-nv50_sw_mthd_dma_vblsem(struct nvkm_object *object, u32 mthd,
-                       void *args, u32 size)
-{
-       struct nv50_sw_chan *chan = (void *)nv_engctx(object->parent);
-       struct nvkm_fifo_chan *fifo = (void *)nv_object(chan)->parent;
-       struct nvkm_handle *handle;
-       int ret = -EINVAL;
-
-       handle = nvkm_namedb_get(nv_namedb(fifo), *(u32 *)args);
-       if (!handle)
-               return -ENOENT;
-
-       if (nv_iclass(handle->object, NV_GPUOBJ_CLASS)) {
-               struct nvkm_gpuobj *gpuobj = nv_gpuobj(handle->object);
-               chan->vblank.ctxdma = gpuobj->node->offset >> 4;
-               ret = 0;
-       }
-       nvkm_namedb_put(handle);
-       return ret;
-}
-
-static int
-nv50_sw_mthd_vblsem_offset(struct nvkm_object *object, u32 mthd,
-                          void *args, u32 size)
-{
-       struct nv50_sw_chan *chan = (void *)nv_engctx(object->parent);
-       chan->vblank.offset = *(u32 *)args;
-       return 0;
-}
-
-int
-nv50_sw_mthd_vblsem_value(struct nvkm_object *object, u32 mthd,
-                         void *args, u32 size)
-{
-       struct nv50_sw_chan *chan = (void *)nv_engctx(object->parent);
-       chan->vblank.value = *(u32 *)args;
-       return 0;
-}
-
-int
-nv50_sw_mthd_vblsem_release(struct nvkm_object *object, u32 mthd,
-                           void *args, u32 size)
-{
-       struct nv50_sw_chan *chan = (void *)nv_engctx(object->parent);
-       u32 head = *(u32 *)args;
-       if (head >= nvkm_disp(chan)->vblank.index_nr)
-               return -EINVAL;
-
-       nvkm_notify_get(&chan->vblank.notify[head]);
-       return 0;
-}
-
-int
-nv50_sw_mthd_flip(struct nvkm_object *object, u32 mthd, void *args, u32 size)
-{
-       struct nv50_sw_chan *chan = (void *)nv_engctx(object->parent);
-       if (chan->base.flip)
-               return chan->base.flip(chan->base.flip_data);
-       return -EINVAL;
-}
-
-static struct nvkm_omthds
-nv50_sw_omthds[] = {
-       { 0x018c, 0x018c, nv50_sw_mthd_dma_vblsem },
-       { 0x0400, 0x0400, nv50_sw_mthd_vblsem_offset },
-       { 0x0404, 0x0404, nv50_sw_mthd_vblsem_value },
-       { 0x0408, 0x0408, nv50_sw_mthd_vblsem_release },
-       { 0x0500, 0x0500, nv50_sw_mthd_flip },
-       {}
-};
-
-static struct nvkm_oclass
-nv50_sw_sclass[] = {
-       { 0x506e, &nvkm_object_ofuncs, nv50_sw_omthds },
-       {}
-};
+#include <nvif/ioctl.h>
 
 /*******************************************************************************
  * software context
  ******************************************************************************/
 
 static int
-nv50_sw_vblsem_release(struct nvkm_notify *notify)
+nv50_sw_chan_vblsem_release(struct nvkm_notify *notify)
 {
        struct nv50_sw_chan *chan =
                container_of(notify, typeof(*chan), vblank.notify[notify->index]);
-       struct nv50_sw_priv *priv = (void *)nv_object(chan)->engine;
-       struct nvkm_bar *bar = nvkm_bar(priv);
+       struct nvkm_sw *sw = chan->base.sw;
+       struct nvkm_device *device = sw->engine.subdev.device;
 
-       nv_wr32(priv, 0x001704, chan->vblank.channel);
-       nv_wr32(priv, 0x001710, 0x80000000 | chan->vblank.ctxdma);
-       bar->flush(bar);
+       nvkm_wr32(device, 0x001704, chan->base.fifo->inst->addr >> 12);
+       nvkm_wr32(device, 0x001710, 0x80000000 | chan->vblank.ctxdma);
+       nvkm_bar_flush(device->bar);
 
-       if (nv_device(priv)->chipset == 0x50) {
-               nv_wr32(priv, 0x001570, chan->vblank.offset);
-               nv_wr32(priv, 0x001574, chan->vblank.value);
+       if (device->chipset == 0x50) {
+               nvkm_wr32(device, 0x001570, chan->vblank.offset);
+               nvkm_wr32(device, 0x001574, chan->vblank.value);
        } else {
-               nv_wr32(priv, 0x060010, chan->vblank.offset);
-               nv_wr32(priv, 0x060014, chan->vblank.value);
+               nvkm_wr32(device, 0x060010, chan->vblank.offset);
+               nvkm_wr32(device, 0x060014, chan->vblank.value);
        }
 
        return NVKM_NOTIFY_DROP;
 }
 
-void
-nv50_sw_context_dtor(struct nvkm_object *object)
+static bool
+nv50_sw_chan_mthd(struct nvkm_sw_chan *base, int subc, u32 mthd, u32 data)
 {
-       struct nv50_sw_chan *chan = (void *)object;
-       int i;
+       struct nv50_sw_chan *chan = nv50_sw_chan(base);
+       struct nvkm_engine *engine = chan->base.object.engine;
+       struct nvkm_device *device = engine->subdev.device;
+       switch (mthd) {
+       case 0x018c: chan->vblank.ctxdma = data; return true;
+       case 0x0400: chan->vblank.offset = data; return true;
+       case 0x0404: chan->vblank.value  = data; return true;
+       case 0x0408:
+               if (data < device->disp->vblank.index_nr) {
+                       nvkm_notify_get(&chan->vblank.notify[data]);
+                       return true;
+               }
+               break;
+       default:
+               break;
+       }
+       return false;
+}
 
+void *
+nv50_sw_chan_dtor(struct nvkm_sw_chan *base)
+{
+       struct nv50_sw_chan *chan = nv50_sw_chan(base);
+       int i;
        for (i = 0; i < ARRAY_SIZE(chan->vblank.notify); i++)
                nvkm_notify_fini(&chan->vblank.notify[i]);
-
-       nvkm_sw_context_destroy(&chan->base);
+       return chan;
 }
 
-int
-nv50_sw_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-                    struct nvkm_oclass *oclass, void *data, u32 size,
-                    struct nvkm_object **pobject)
+static const struct nvkm_sw_chan_func
+nv50_sw_chan = {
+       .dtor = nv50_sw_chan_dtor,
+       .mthd = nv50_sw_chan_mthd,
+};
+
+static int
+nv50_sw_chan_new(struct nvkm_sw *sw, struct nvkm_fifo_chan *fifoch,
+                const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
 {
-       struct nvkm_disp *pdisp = nvkm_disp(parent);
-       struct nv50_sw_cclass *pclass = (void *)oclass;
+       struct nvkm_disp *disp = sw->engine.subdev.device->disp;
        struct nv50_sw_chan *chan;
        int ret, i;
 
-       ret = nvkm_sw_context_create(parent, engine, oclass, &chan);
-       *pobject = nv_object(chan);
+       if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+               return -ENOMEM;
+       *pobject = &chan->base.object;
+
+       ret = nvkm_sw_chan_ctor(&nv50_sw_chan, sw, fifoch, oclass, &chan->base);
        if (ret)
                return ret;
 
-       for (i = 0; pdisp && i < pdisp->vblank.index_nr; i++) {
-               ret = nvkm_notify_init(NULL, &pdisp->vblank, pclass->vblank,
-                                      false,
+       for (i = 0; disp && i < disp->vblank.index_nr; i++) {
+               ret = nvkm_notify_init(NULL, &disp->vblank,
+                                      nv50_sw_chan_vblsem_release, false,
                                       &(struct nvif_notify_head_req_v0) {
                                        .head = i,
                                       },
@@ -180,55 +125,24 @@ nv50_sw_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
                        return ret;
        }
 
-       chan->vblank.channel = nv_gpuobj(parent->parent)->addr >> 12;
        return 0;
 }
 
-static struct nv50_sw_cclass
-nv50_sw_cclass = {
-       .base.handle = NV_ENGCTX(SW, 0x50),
-       .base.ofuncs = &(struct nvkm_ofuncs) {
-               .ctor = nv50_sw_context_ctor,
-               .dtor = nv50_sw_context_dtor,
-               .init = _nvkm_sw_context_init,
-               .fini = _nvkm_sw_context_fini,
-       },
-       .vblank = nv50_sw_vblsem_release,
-};
-
 /*******************************************************************************
  * software engine/subdev functions
  ******************************************************************************/
 
+static const struct nvkm_sw_func
+nv50_sw = {
+       .chan_new = nv50_sw_chan_new,
+       .sclass = {
+               { nvkm_nvsw_new, { -1, -1, NVIF_IOCTL_NEW_V0_SW_NV50 } },
+               {}
+       }
+};
+
 int
-nv50_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-            struct nvkm_oclass *oclass, void *data, u32 size,
-            struct nvkm_object **pobject)
+nv50_sw_new(struct nvkm_device *device, int index, struct nvkm_sw **psw)
 {
-       struct nv50_sw_oclass *pclass = (void *)oclass;
-       struct nv50_sw_priv *priv;
-       int ret;
-
-       ret = nvkm_sw_create(parent, engine, oclass, &priv);
-       *pobject = nv_object(priv);
-       if (ret)
-               return ret;
-
-       nv_engine(priv)->cclass = pclass->cclass;
-       nv_engine(priv)->sclass = pclass->sclass;
-       nv_subdev(priv)->intr = nv04_sw_intr;
-       return 0;
+       return nvkm_sw_new_(&nv50_sw, device, index, psw);
 }
-
-struct nvkm_oclass *
-nv50_sw_oclass = &(struct nv50_sw_oclass) {
-       .base.handle = NV_ENGINE(SW, 0x50),
-       .base.ofuncs = &(struct nvkm_ofuncs) {
-               .ctor = nv50_sw_ctor,
-               .dtor = _nvkm_sw_dtor,
-               .init = _nvkm_sw_init,
-               .fini = _nvkm_sw_fini,
-       },
-       .cclass = &nv50_sw_cclass.base,
-       .sclass =  nv50_sw_sclass,
-}.base;