/*
- * Copyright 2011 Red Hat Inc.
+ * Copyright 2012 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* Authors: Ben Skeggs
*/
-#include "drmP.h"
-#include "nouveau_drv.h"
-#include <engine/fifo.h>
-#include <core/ramht.h>
+#include <core/os.h>
+#include <core/class.h>
+#include <core/engctx.h>
+#include <core/handle.h>
+#include <core/engine/graph/nv40.h>
-struct nv31_mpeg_engine {
- struct nouveau_exec_engine base;
- atomic_t refcount;
-};
-
-
-static int
-nv31_mpeg_context_new(struct nouveau_channel *chan, int engine)
-{
- struct nv31_mpeg_engine *pmpeg = nv_engine(chan->dev, engine);
-
- if (!atomic_add_unless(&pmpeg->refcount, 1, 1))
- return -EBUSY;
-
- chan->engctx[engine] = (void *)0xdeadcafe;
- return 0;
-}
-
-static void
-nv31_mpeg_context_del(struct nouveau_channel *chan, int engine)
-{
- struct nv31_mpeg_engine *pmpeg = nv_engine(chan->dev, engine);
- atomic_dec(&pmpeg->refcount);
- chan->engctx[engine] = NULL;
-}
+#include <subdev/fb.h>
+#include <subdev/timer.h>
+#include <subdev/instmem.h>
-static int
-nv40_mpeg_context_new(struct nouveau_channel *chan, int engine)
-{
- struct drm_device *dev = chan->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_gpuobj *ctx = NULL;
- unsigned long flags;
- int ret;
-
- NV_DEBUG(dev, "ch%d\n", chan->id);
+#include <engine/mpeg.h>
- ret = nouveau_gpuobj_new(dev, NULL, 264 * 4, 16, NVOBJ_FLAG_ZERO_ALLOC |
- NVOBJ_FLAG_ZERO_FREE, &ctx);
- if (ret)
- return ret;
-
- nv_wo32(ctx, 0x78, 0x02001ec1);
-
- spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
- nv_mask(dev, 0x002500, 0x00000001, 0x00000000);
- if ((nv_rd32(dev, 0x003204) & 0x1f) == chan->id)
- nv_wr32(dev, 0x00330c, ctx->addr >> 4);
- nv_wo32(chan->ramfc, 0x54, ctx->addr >> 4);
- nv_mask(dev, 0x002500, 0x00000001, 0x00000001);
- spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
+struct nv31_mpeg_priv {
+ struct nouveau_mpeg base;
+ atomic_t refcount;
+};
- chan->engctx[engine] = ctx;
- return 0;
-}
+struct nv31_mpeg_chan {
+ struct nouveau_object base;
+};
-static void
-nv40_mpeg_context_del(struct nouveau_channel *chan, int engine)
-{
- struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
- struct nouveau_gpuobj *ctx = chan->engctx[engine];
- struct drm_device *dev = chan->dev;
- unsigned long flags;
- u32 inst = 0x80000000 | (ctx->addr >> 4);
-
- spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
- nv_mask(dev, 0x00b32c, 0x00000001, 0x00000000);
- if (nv_rd32(dev, 0x00b318) == inst)
- nv_mask(dev, 0x00b318, 0x80000000, 0x00000000);
- nv_mask(dev, 0x00b32c, 0x00000001, 0x00000001);
- spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
-
- nouveau_gpuobj_ref(NULL, &ctx);
- chan->engctx[engine] = NULL;
-}
+/*******************************************************************************
+ * MPEG object classes
+ ******************************************************************************/
static int
-nv31_mpeg_object_new(struct nouveau_channel *chan, int engine,
- u32 handle, u16 class)
+nv31_mpeg_object_ctor(struct nouveau_object *parent,
+ struct nouveau_object *engine,
+ struct nouveau_oclass *oclass, void *data, u32 size,
+ struct nouveau_object **pobject)
{
- struct drm_device *dev = chan->dev;
- struct nouveau_gpuobj *obj = NULL;
+ struct nouveau_gpuobj *obj;
int ret;
- ret = nouveau_gpuobj_new(dev, chan, 20, 16, NVOBJ_FLAG_ZERO_ALLOC |
- NVOBJ_FLAG_ZERO_FREE, &obj);
+ ret = nouveau_gpuobj_create(parent, engine, oclass, 0, parent,
+ 20, 16, 0, &obj);
+ *pobject = nv_object(obj);
if (ret)
return ret;
- obj->engine = 2;
- obj->class = class;
-
- nv_wo32(obj, 0x00, class);
-
- ret = nouveau_ramht_insert(chan, handle, obj);
- nouveau_gpuobj_ref(NULL, &obj);
- return ret;
-}
-
-static int
-nv31_mpeg_init(struct drm_device *dev, int engine)
-{
- struct nv31_mpeg_engine *pmpeg = nv_engine(dev, engine);
- int i;
-
- /* VPE init */
- nv_mask(dev, 0x000200, 0x00000002, 0x00000000);
- nv_mask(dev, 0x000200, 0x00000002, 0x00000002);
- nv_wr32(dev, 0x00b0e0, 0x00000020); /* nvidia: rd 0x01, wr 0x20 */
- nv_wr32(dev, 0x00b0e8, 0x00000020); /* nvidia: rd 0x01, wr 0x20 */
- for (i = 0; i < nvfb_tile_nr(dev); i++)
- pmpeg->base.set_tile_region(dev, i);
-
- /* PMPEG init */
- nv_wr32(dev, 0x00b32c, 0x00000000);
- nv_wr32(dev, 0x00b314, 0x00000100);
- nv_wr32(dev, 0x00b220, nv44_graph_class(dev) ? 0x00000044 : 0x00000031);
- nv_wr32(dev, 0x00b300, 0x02001ec1);
- nv_mask(dev, 0x00b32c, 0x00000001, 0x00000001);
-
- nv_wr32(dev, 0x00b100, 0xffffffff);
- nv_wr32(dev, 0x00b140, 0xffffffff);
-
- if (!nv_wait(dev, 0x00b200, 0x00000001, 0x00000000)) {
- NV_ERROR(dev, "PMPEG init: 0x%08x\n", nv_rd32(dev, 0x00b200));
- return -EBUSY;
- }
-
- return 0;
-}
-
-static int
-nv31_mpeg_fini(struct drm_device *dev, int engine, bool suspend)
-{
- /*XXX: context save? */
- nv_mask(dev, 0x00b32c, 0x00000001, 0x00000000);
- nv_wr32(dev, 0x00b140, 0x00000000);
+ nv_wo32(obj, 0x00, nv_mclass(obj));
+ nv_wo32(obj, 0x04, 0x00000000);
+ nv_wo32(obj, 0x08, 0x00000000);
+ nv_wo32(obj, 0x0c, 0x00000000);
return 0;
}
static int
-nv31_mpeg_mthd_dma(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data)
+nv31_mpeg_mthd_dma(struct nouveau_object *object, u32 mthd, void *arg, u32 len)
{
- struct drm_device *dev = chan->dev;
- u32 inst = data << 4;
- u32 dma0 = nv_ri32(dev, inst + 0);
- u32 dma1 = nv_ri32(dev, inst + 4);
- u32 dma2 = nv_ri32(dev, inst + 8);
+ struct nouveau_instmem *imem = nouveau_instmem(object);
+ struct nv31_mpeg_priv *priv = (void *)object->engine;
+ u32 inst = *(u32 *)arg << 4;
+ u32 dma0 = nv_ro32(imem, inst + 0);
+ u32 dma1 = nv_ro32(imem, inst + 4);
+ u32 dma2 = nv_ro32(imem, inst + 8);
u32 base = (dma2 & 0xfffff000) | (dma0 >> 20);
u32 size = dma1 + 1;
if (mthd == 0x0190) {
/* DMA_CMD */
- nv_mask(dev, 0x00b300, 0x00030000, (dma0 & 0x00030000));
- nv_wr32(dev, 0x00b334, base);
- nv_wr32(dev, 0x00b324, size);
+ nv_mask(priv, 0x00b300, 0x00030000, (dma0 & 0x00030000));
+ nv_wr32(priv, 0x00b334, base);
+ nv_wr32(priv, 0x00b324, size);
} else
if (mthd == 0x01a0) {
/* DMA_DATA */
- nv_mask(dev, 0x00b300, 0x000c0000, (dma0 & 0x00030000) << 2);
- nv_wr32(dev, 0x00b360, base);
- nv_wr32(dev, 0x00b364, size);
+ nv_mask(priv, 0x00b300, 0x000c0000, (dma0 & 0x00030000) << 2);
+ nv_wr32(priv, 0x00b360, base);
+ nv_wr32(priv, 0x00b364, size);
} else {
/* DMA_IMAGE, VRAM only */
if (dma0 & 0x000c0000)
return -EINVAL;
- nv_wr32(dev, 0x00b370, base);
- nv_wr32(dev, 0x00b374, size);
+ nv_wr32(priv, 0x00b370, base);
+ nv_wr32(priv, 0x00b374, size);
}
return 0;
}
+struct nouveau_ofuncs
+nv31_mpeg_ofuncs = {
+ .ctor = nv31_mpeg_object_ctor,
+ .dtor = _nouveau_gpuobj_dtor,
+ .init = _nouveau_gpuobj_init,
+ .fini = _nouveau_gpuobj_fini,
+ .rd32 = _nouveau_gpuobj_rd32,
+ .wr32 = _nouveau_gpuobj_wr32,
+};
+
+struct nouveau_omthds
+nv31_mpeg_omthds[] = {
+ { 0x0190, nv31_mpeg_mthd_dma },
+ { 0x01a0, nv31_mpeg_mthd_dma },
+ { 0x01b0, nv31_mpeg_mthd_dma },
+ {}
+};
+
+struct nouveau_oclass
+nv31_mpeg_sclass[] = {
+ { 0x3174, &nv31_mpeg_ofuncs, nv31_mpeg_omthds },
+ {}
+};
+
+/*******************************************************************************
+ * PMPEG context
+ ******************************************************************************/
+
static int
-nv31_mpeg_isr_chid(struct drm_device *dev, u32 inst)
+nv31_mpeg_context_ctor(struct nouveau_object *parent,
+ struct nouveau_object *engine,
+ struct nouveau_oclass *oclass, void *data, u32 size,
+ struct nouveau_object **pobject)
{
- struct nouveau_fifo_priv *pfifo = nv_engine(dev, NVOBJ_ENGINE_FIFO);
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_gpuobj *ctx;
- unsigned long flags;
- int i;
-
- /* hardcode drm channel id on nv3x, so swmthd lookup works */
- if (dev_priv->card_type < NV_40)
- return 0;
-
- spin_lock_irqsave(&dev_priv->channels.lock, flags);
- for (i = 0; i < pfifo->channels; i++) {
- if (!dev_priv->channels.ptr[i])
- continue;
-
- ctx = dev_priv->channels.ptr[i]->engctx[NVOBJ_ENGINE_MPEG];
- if (ctx && ctx->addr == inst)
- break;
- }
- spin_unlock_irqrestore(&dev_priv->channels.lock, flags);
- return i;
+ struct nv31_mpeg_priv *priv = (void *)engine;
+ struct nv31_mpeg_chan *chan;
+ int ret;
+
+ if (!atomic_add_unless(&priv->refcount, 1, 1))
+ return -EBUSY;
+
+ ret = nouveau_object_create(parent, engine, oclass, 0, &chan);
+ *pobject = nv_object(chan);
+ if (ret)
+ return ret;
+
+ return 0;
}
static void
-nv31_vpe_set_tile_region(struct drm_device *dev, int i)
+nv31_mpeg_context_dtor(struct nouveau_object *object)
{
- struct nouveau_fb_tile *tile = nvfb_tile(dev, i);
- nv_wr32(dev, 0x00b008 + (i * 0x10), tile->pitch);
- nv_wr32(dev, 0x00b004 + (i * 0x10), tile->limit);
- nv_wr32(dev, 0x00b000 + (i * 0x10), tile->addr);
+ struct nv31_mpeg_priv *priv = (void *)object->engine;
+ struct nv31_mpeg_chan *chan = (void *)object;
+ atomic_dec(&priv->refcount);
+ nouveau_object_destroy(&chan->base);
}
-static void
-nv31_mpeg_isr(struct drm_device *dev)
+static struct nouveau_oclass
+nv31_mpeg_cclass = {
+ .handle = NV_ENGCTX(MPEG, 0x31),
+ .ofuncs = &(struct nouveau_ofuncs) {
+ .ctor = nv31_mpeg_context_ctor,
+ .dtor = nv31_mpeg_context_dtor,
+ .init = nouveau_object_init,
+ .fini = nouveau_object_fini,
+ },
+};
+
+/*******************************************************************************
+ * PMPEG engine/subdev functions
+ ******************************************************************************/
+
+void
+nv31_mpeg_tile_prog(struct nouveau_engine *engine, int i)
{
- u32 inst = (nv_rd32(dev, 0x00b318) & 0x000fffff) << 4;
- u32 chid = nv31_mpeg_isr_chid(dev, inst);
- u32 stat = nv_rd32(dev, 0x00b100);
- u32 type = nv_rd32(dev, 0x00b230);
- u32 mthd = nv_rd32(dev, 0x00b234);
- u32 data = nv_rd32(dev, 0x00b238);
+ struct nouveau_fb_tile *tile = &nouveau_fb(engine)->tile.region[i];
+ struct nv31_mpeg_priv *priv = (void *)engine;
+
+ nv_wr32(priv, 0x00b008 + (i * 0x10), tile->pitch);
+ nv_wr32(priv, 0x00b004 + (i * 0x10), tile->limit);
+ nv_wr32(priv, 0x00b000 + (i * 0x10), tile->addr);
+}
+
+void
+nv31_mpeg_intr(struct nouveau_subdev *subdev)
+{
+ struct nv31_mpeg_priv *priv = (void *)subdev;
+ struct nouveau_engine *engine = nv_engine(subdev);
+ struct nouveau_handle *handle = NULL;
+ u32 inst = (nv_rd32(priv, 0x00b318) & 0x000fffff) << 4;
+ u32 stat = nv_rd32(priv, 0x00b100);
+ u32 type = nv_rd32(priv, 0x00b230);
+ u32 mthd = nv_rd32(priv, 0x00b234);
+ u32 data = nv_rd32(priv, 0x00b238);
u32 show = stat;
if (stat & 0x01000000) {
/* happens on initial binding of the object */
- if (type == 0x00000020 && mthd == 0x0000) {
- nv_mask(dev, 0x00b308, 0x00000000, 0x00000000);
+ if (handle && type == 0x00000020 && mthd == 0x0000) {
+ nv_mask(priv, 0x00b308, 0x00000000, 0x00000000);
show &= ~0x01000000;
}
- if (type == 0x00000010) {
- if (!nouveau_gpuobj_mthd_call2(dev, chid, 0x3174, mthd, data))
+ if (handle && type == 0x00000010) {
+ handle = nouveau_engctx_lookup_class(engine, inst, 0x3174);
+
+ if (handle && !nv_call(handle->object, mthd, data)) {
+ nouveau_engctx_handle_put(handle);
show &= ~0x01000000;
+ }
}
}
- nv_wr32(dev, 0x00b100, stat);
- nv_wr32(dev, 0x00b230, 0x00000001);
+ nv_wr32(priv, 0x00b100, stat);
+ nv_wr32(priv, 0x00b230, 0x00000001);
- if (show && nouveau_ratelimit()) {
- NV_INFO(dev, "PMPEG: Ch %d [0x%08x] 0x%08x 0x%08x 0x%08x 0x%08x\n",
- chid, inst, stat, type, mthd, data);
+ if (show) {
+ nv_error(priv, "ch %d [0x%08x] 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ inst, stat, type, mthd, data);
}
}
-static void
-nv31_vpe_isr(struct drm_device *dev)
+static int
+nv31_mpeg_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
+ struct nouveau_oclass *oclass, void *data, u32 size,
+ struct nouveau_object **pobject)
{
- if (nv_rd32(dev, 0x00b100))
- nv31_mpeg_isr(dev);
+ struct nv31_mpeg_priv *priv;
+ int ret;
- if (nv_rd32(dev, 0x00b800)) {
- u32 stat = nv_rd32(dev, 0x00b800);
- NV_INFO(dev, "PMSRCH: 0x%08x\n", stat);
- nv_wr32(dev, 0xb800, stat);
- }
+ ret = nouveau_mpeg_create(parent, engine, oclass, &priv);
+ *pobject = nv_object(priv);
+ if (ret)
+ return ret;
+
+ nv_subdev(priv)->unit = 0x00000002;
+ nv_subdev(priv)->intr = nv31_mpeg_intr;
+ nv_engine(priv)->cclass = &nv31_mpeg_cclass;
+ nv_engine(priv)->sclass = nv31_mpeg_sclass;
+ nv_engine(priv)->tile_prog = nv31_mpeg_tile_prog;
+ return 0;
}
-static void
-nv31_mpeg_destroy(struct drm_device *dev, int engine)
+int
+nv31_mpeg_init(struct nouveau_object *object)
{
- struct nv31_mpeg_engine *pmpeg = nv_engine(dev, engine);
+ struct nouveau_engine *engine = nv_engine(object->engine);
+ struct nv31_mpeg_priv *priv = (void *)engine;
+ struct nouveau_fb *pfb = nouveau_fb(object);
+ int ret, i;
- nouveau_irq_unregister(dev, 0);
+ ret = nouveau_mpeg_init(&priv->base);
+ if (ret)
+ return ret;
- NVOBJ_ENGINE_DEL(dev, MPEG);
- kfree(pmpeg);
-}
+ /* VPE init */
+ nv_wr32(priv, 0x00b0e0, 0x00000020); /* nvidia: rd 0x01, wr 0x20 */
+ nv_wr32(priv, 0x00b0e8, 0x00000020); /* nvidia: rd 0x01, wr 0x20 */
-int
-nv31_mpeg_create(struct drm_device *dev)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nv31_mpeg_engine *pmpeg;
-
- pmpeg = kzalloc(sizeof(*pmpeg), GFP_KERNEL);
- if (!pmpeg)
- return -ENOMEM;
- atomic_set(&pmpeg->refcount, 0);
-
- pmpeg->base.destroy = nv31_mpeg_destroy;
- pmpeg->base.init = nv31_mpeg_init;
- pmpeg->base.fini = nv31_mpeg_fini;
- if (dev_priv->card_type < NV_40) {
- pmpeg->base.context_new = nv31_mpeg_context_new;
- pmpeg->base.context_del = nv31_mpeg_context_del;
- } else {
- pmpeg->base.context_new = nv40_mpeg_context_new;
- pmpeg->base.context_del = nv40_mpeg_context_del;
+ for (i = 0; i < pfb->tile.regions; i++)
+ engine->tile_prog(engine, i);
+
+ /* PMPEG init */
+ nv_wr32(priv, 0x00b32c, 0x00000000);
+ nv_wr32(priv, 0x00b314, 0x00000100);
+ nv_wr32(priv, 0x00b220, nv44_graph_class(priv) ? 0x00000044 : 0x00000031);
+ nv_wr32(priv, 0x00b300, 0x02001ec1);
+ nv_mask(priv, 0x00b32c, 0x00000001, 0x00000001);
+
+ nv_wr32(priv, 0x00b100, 0xffffffff);
+ nv_wr32(priv, 0x00b140, 0xffffffff);
+
+ if (!nv_wait(priv, 0x00b200, 0x00000001, 0x00000000)) {
+ nv_error(priv, "timeout 0x%08x\n", nv_rd32(priv, 0x00b200));
+ return -EBUSY;
}
- pmpeg->base.object_new = nv31_mpeg_object_new;
-
- /* ISR vector, PMC_ENABLE bit, and TILE regs are shared between
- * all VPE engines, for this driver's purposes the PMPEG engine
- * will be treated as the "master" and handle the global VPE
- * bits too
- */
- pmpeg->base.set_tile_region = nv31_vpe_set_tile_region;
- nouveau_irq_register(dev, 0, nv31_vpe_isr);
-
- NVOBJ_ENGINE_ADD(dev, MPEG, &pmpeg->base);
- NVOBJ_CLASS(dev, 0x3174, MPEG);
- NVOBJ_MTHD (dev, 0x3174, 0x0190, nv31_mpeg_mthd_dma);
- NVOBJ_MTHD (dev, 0x3174, 0x01a0, nv31_mpeg_mthd_dma);
- NVOBJ_MTHD (dev, 0x3174, 0x01b0, nv31_mpeg_mthd_dma);
-
-#if 0
- NVOBJ_ENGINE_ADD(dev, ME, &pme->base);
- NVOBJ_CLASS(dev, 0x4075, ME);
-#endif
- return 0;
+ return 0;
}
+
+struct nouveau_oclass
+nv31_mpeg_oclass = {
+ .handle = NV_ENGINE(MPEG, 0x31),
+ .ofuncs = &(struct nouveau_ofuncs) {
+ .ctor = nv31_mpeg_ctor,
+ .dtor = _nouveau_mpeg_dtor,
+ .init = nv31_mpeg_init,
+ .fini = _nouveau_mpeg_fini,
+ },
+};
projects / deliverable / linux.git / blobdiff