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path: root/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c248
1 files changed, 140 insertions, 108 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c
index 4720ac884..d433cfa4a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv44.c
@@ -21,165 +21,197 @@
*
* Authors: Ben Skeggs
*/
-#include <engine/mpeg.h>
+#define nv44_mpeg(p) container_of((p), struct nv44_mpeg, engine)
+#include "priv.h"
#include <core/client.h>
-#include <core/handle.h>
+#include <core/gpuobj.h>
#include <engine/fifo.h>
-struct nv44_mpeg_priv {
- struct nvkm_mpeg base;
-};
+#include <nvif/class.h>
-struct nv44_mpeg_chan {
- struct nvkm_mpeg_chan base;
+struct nv44_mpeg {
+ struct nvkm_engine engine;
+ struct list_head chan;
};
/*******************************************************************************
* PMPEG context
******************************************************************************/
+#define nv44_mpeg_chan(p) container_of((p), struct nv44_mpeg_chan, object)
+
+struct nv44_mpeg_chan {
+ struct nvkm_object object;
+ struct nv44_mpeg *mpeg;
+ struct nvkm_fifo_chan *fifo;
+ struct list_head head;
+ u32 inst;
+};
static int
-nv44_mpeg_context_ctor(struct nvkm_object *parent,
- struct nvkm_object *engine,
- struct nvkm_oclass *oclass, void *data, u32 size,
- struct nvkm_object **pobject)
+nv44_mpeg_chan_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+ int align, struct nvkm_gpuobj **pgpuobj)
{
- struct nv44_mpeg_chan *chan;
- int ret;
-
- ret = nvkm_mpeg_context_create(parent, engine, oclass, NULL, 264 * 4,
- 16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
- *pobject = nv_object(chan);
- if (ret)
- return ret;
-
- nv_wo32(&chan->base.base, 0x78, 0x02001ec1);
- return 0;
+ struct nv44_mpeg_chan *chan = nv44_mpeg_chan(object);
+ int ret = nvkm_gpuobj_new(chan->object.engine->subdev.device, 264 * 4,
+ align, true, parent, pgpuobj);
+ if (ret == 0) {
+ chan->inst = (*pgpuobj)->addr;
+ nvkm_kmap(*pgpuobj);
+ nvkm_wo32(*pgpuobj, 0x78, 0x02001ec1);
+ nvkm_done(*pgpuobj);
+ }
+ return ret;
}
static int
-nv44_mpeg_context_fini(struct nvkm_object *object, bool suspend)
+nv44_mpeg_chan_fini(struct nvkm_object *object, bool suspend)
{
- struct nv44_mpeg_priv *priv = (void *)object->engine;
- struct nv44_mpeg_chan *chan = (void *)object;
- u32 inst = 0x80000000 | nv_gpuobj(chan)->addr >> 4;
+ struct nv44_mpeg_chan *chan = nv44_mpeg_chan(object);
+ struct nv44_mpeg *mpeg = chan->mpeg;
+ struct nvkm_device *device = mpeg->engine.subdev.device;
+ u32 inst = 0x80000000 | (chan->inst >> 4);
- nv_mask(priv, 0x00b32c, 0x00000001, 0x00000000);
- if (nv_rd32(priv, 0x00b318) == inst)
- nv_mask(priv, 0x00b318, 0x80000000, 0x00000000);
- nv_mask(priv, 0x00b32c, 0x00000001, 0x00000001);
+ nvkm_mask(device, 0x00b32c, 0x00000001, 0x00000000);
+ if (nvkm_rd32(device, 0x00b318) == inst)
+ nvkm_mask(device, 0x00b318, 0x80000000, 0x00000000);
+ nvkm_mask(device, 0x00b32c, 0x00000001, 0x00000001);
return 0;
}
-static struct nvkm_oclass
-nv44_mpeg_cclass = {
- .handle = NV_ENGCTX(MPEG, 0x44),
- .ofuncs = &(struct nvkm_ofuncs) {
- .ctor = nv44_mpeg_context_ctor,
- .dtor = _nvkm_mpeg_context_dtor,
- .init = _nvkm_mpeg_context_init,
- .fini = nv44_mpeg_context_fini,
- .rd32 = _nvkm_mpeg_context_rd32,
- .wr32 = _nvkm_mpeg_context_wr32,
- },
+static void *
+nv44_mpeg_chan_dtor(struct nvkm_object *object)
+{
+ struct nv44_mpeg_chan *chan = nv44_mpeg_chan(object);
+ struct nv44_mpeg *mpeg = chan->mpeg;
+ unsigned long flags;
+ spin_lock_irqsave(&mpeg->engine.lock, flags);
+ list_del(&chan->head);
+ spin_unlock_irqrestore(&mpeg->engine.lock, flags);
+ return chan;
+}
+
+static const struct nvkm_object_func
+nv44_mpeg_chan = {
+ .dtor = nv44_mpeg_chan_dtor,
+ .fini = nv44_mpeg_chan_fini,
+ .bind = nv44_mpeg_chan_bind,
};
+static int
+nv44_mpeg_chan_new(struct nvkm_fifo_chan *fifoch,
+ const struct nvkm_oclass *oclass,
+ struct nvkm_object **pobject)
+{
+ struct nv44_mpeg *mpeg = nv44_mpeg(oclass->engine);
+ struct nv44_mpeg_chan *chan;
+ unsigned long flags;
+
+ if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+ return -ENOMEM;
+ nvkm_object_ctor(&nv44_mpeg_chan, oclass, &chan->object);
+ chan->mpeg = mpeg;
+ chan->fifo = fifoch;
+ *pobject = &chan->object;
+
+ spin_lock_irqsave(&mpeg->engine.lock, flags);
+ list_add(&chan->head, &mpeg->chan);
+ spin_unlock_irqrestore(&mpeg->engine.lock, flags);
+ return 0;
+}
+
/*******************************************************************************
* PMPEG engine/subdev functions
******************************************************************************/
+static bool
+nv44_mpeg_mthd(struct nvkm_device *device, u32 mthd, u32 data)
+{
+ switch (mthd) {
+ case 0x190:
+ case 0x1a0:
+ case 0x1b0:
+ return nv40_mpeg_mthd_dma(device, mthd, data);
+ default:
+ break;
+ }
+ return false;
+}
+
static void
-nv44_mpeg_intr(struct nvkm_subdev *subdev)
+nv44_mpeg_intr(struct nvkm_engine *engine)
{
- struct nvkm_fifo *pfifo = nvkm_fifo(subdev);
- struct nvkm_engine *engine = nv_engine(subdev);
- struct nvkm_object *engctx;
- struct nvkm_handle *handle;
- struct nv44_mpeg_priv *priv = (void *)subdev;
- u32 inst = nv_rd32(priv, 0x00b318) & 0x000fffff;
- u32 stat = nv_rd32(priv, 0x00b100);
- u32 type = nv_rd32(priv, 0x00b230);
- u32 mthd = nv_rd32(priv, 0x00b234);
- u32 data = nv_rd32(priv, 0x00b238);
+ struct nv44_mpeg *mpeg = nv44_mpeg(engine);
+ struct nvkm_subdev *subdev = &mpeg->engine.subdev;
+ struct nvkm_device *device = subdev->device;
+ struct nv44_mpeg_chan *temp, *chan = NULL;
+ unsigned long flags;
+ u32 inst = nvkm_rd32(device, 0x00b318) & 0x000fffff;
+ u32 stat = nvkm_rd32(device, 0x00b100);
+ u32 type = nvkm_rd32(device, 0x00b230);
+ u32 mthd = nvkm_rd32(device, 0x00b234);
+ u32 data = nvkm_rd32(device, 0x00b238);
u32 show = stat;
- int chid;
- engctx = nvkm_engctx_get(engine, inst);
- chid = pfifo->chid(pfifo, engctx);
+ spin_lock_irqsave(&mpeg->engine.lock, flags);
+ list_for_each_entry(temp, &mpeg->chan, head) {
+ if (temp->inst >> 4 == inst) {
+ chan = temp;
+ list_del(&chan->head);
+ list_add(&chan->head, &mpeg->chan);
+ break;
+ }
+ }
if (stat & 0x01000000) {
/* happens on initial binding of the object */
if (type == 0x00000020 && mthd == 0x0000) {
- nv_mask(priv, 0x00b308, 0x00000000, 0x00000000);
+ nvkm_mask(device, 0x00b308, 0x00000000, 0x00000000);
show &= ~0x01000000;
}
if (type == 0x00000010) {
- handle = nvkm_handle_get_class(engctx, 0x3174);
- if (handle && !nv_call(handle->object, mthd, data))
+ if (!nv44_mpeg_mthd(subdev->device, mthd, data))
show &= ~0x01000000;
- nvkm_handle_put(handle);
}
}
- nv_wr32(priv, 0x00b100, stat);
- nv_wr32(priv, 0x00b230, 0x00000001);
+ nvkm_wr32(device, 0x00b100, stat);
+ nvkm_wr32(device, 0x00b230, 0x00000001);
if (show) {
- nv_error(priv,
- "ch %d [0x%08x %s] 0x%08x 0x%08x 0x%08x 0x%08x\n",
- chid, inst << 4, nvkm_client_name(engctx), stat,
- type, mthd, data);
+ nvkm_error(subdev, "ch %d [%08x %s] %08x %08x %08x %08x\n",
+ chan ? chan->fifo->chid : -1, inst << 4,
+ chan ? chan->object.client->name : "unknown",
+ stat, type, mthd, data);
}
- nvkm_engctx_put(engctx);
+ spin_unlock_irqrestore(&mpeg->engine.lock, flags);
}
-static void
-nv44_mpeg_me_intr(struct nvkm_subdev *subdev)
-{
- struct nv44_mpeg_priv *priv = (void *)subdev;
- u32 stat;
-
- if ((stat = nv_rd32(priv, 0x00b100)))
- nv44_mpeg_intr(subdev);
-
- if ((stat = nv_rd32(priv, 0x00b800))) {
- nv_error(priv, "PMSRCH 0x%08x\n", stat);
- nv_wr32(priv, 0x00b800, stat);
+static const struct nvkm_engine_func
+nv44_mpeg = {
+ .init = nv31_mpeg_init,
+ .intr = nv44_mpeg_intr,
+ .tile = nv31_mpeg_tile,
+ .fifo.cclass = nv44_mpeg_chan_new,
+ .sclass = {
+ { -1, -1, NV31_MPEG, &nv31_mpeg_object },
+ {}
}
-}
+};
-static int
-nv44_mpeg_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
- struct nvkm_oclass *oclass, void *data, u32 size,
- struct nvkm_object **pobject)
+int
+nv44_mpeg_new(struct nvkm_device *device, int index, struct nvkm_engine **pmpeg)
{
- struct nv44_mpeg_priv *priv;
- int ret;
-
- ret = nvkm_mpeg_create(parent, engine, oclass, &priv);
- *pobject = nv_object(priv);
- if (ret)
- return ret;
-
- nv_subdev(priv)->unit = 0x00000002;
- nv_subdev(priv)->intr = nv44_mpeg_me_intr;
- nv_engine(priv)->cclass = &nv44_mpeg_cclass;
- nv_engine(priv)->sclass = nv40_mpeg_sclass;
- nv_engine(priv)->tile_prog = nv31_mpeg_tile_prog;
- return 0;
-}
+ struct nv44_mpeg *mpeg;
-struct nvkm_oclass
-nv44_mpeg_oclass = {
- .handle = NV_ENGINE(MPEG, 0x44),
- .ofuncs = &(struct nvkm_ofuncs) {
- .ctor = nv44_mpeg_ctor,
- .dtor = _nvkm_mpeg_dtor,
- .init = nv31_mpeg_init,
- .fini = _nvkm_mpeg_fini,
- },
-};
+ if (!(mpeg = kzalloc(sizeof(*mpeg), GFP_KERNEL)))
+ return -ENOMEM;
+ INIT_LIST_HEAD(&mpeg->chan);
+ *pmpeg = &mpeg->engine;
+
+ return nvkm_engine_ctor(&nv44_mpeg, device, index, 0x00000002,
+ true, &mpeg->engine);
+}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-03 17:23:19 +0000