/*
- * Copyright 2010 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 "nouveau_util.h"
-#include <core/ramht.h>
+#include <core/os.h>
+#include <core/enum.h>
+#include <core/class.h>
+#include <core/engctx.h>
+#include <core/gpuobj.h>
-struct nv84_crypt_engine {
- struct nouveau_exec_engine base;
+#include <subdev/fb.h>
+
+#include <engine/crypt.h>
+
+struct nv84_crypt_priv {
+ struct nouveau_crypt base;
};
+struct nv84_crypt_chan {
+ struct nouveau_crypt_chan base;
+};
+
+/*******************************************************************************
+ * Crypt object classes
+ ******************************************************************************/
+
static int
-nv84_crypt_context_new(struct nouveau_channel *chan, int engine)
+nv84_crypt_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 *ramin = chan->ramin;
- struct nouveau_gpuobj *ctx;
+ struct nouveau_gpuobj *obj;
int ret;
- NV_DEBUG(dev, "ch%d\n", chan->id);
-
- ret = nouveau_gpuobj_new(dev, chan, 256, 0, NVOBJ_FLAG_ZERO_ALLOC |
- NVOBJ_FLAG_ZERO_FREE, &ctx);
+ ret = nouveau_gpuobj_create(parent, engine, oclass, 0, parent,
+ 16, 16, 0, &obj);
+ *pobject = nv_object(obj);
if (ret)
return ret;
- nv_wo32(ramin, 0xa0, 0x00190000);
- nv_wo32(ramin, 0xa4, ctx->addr + ctx->size - 1);
- nv_wo32(ramin, 0xa8, ctx->addr);
- nv_wo32(ramin, 0xac, 0);
- nv_wo32(ramin, 0xb0, 0);
- nv_wo32(ramin, 0xb4, 0);
- nvimem_flush(dev);
-
- nvvm_engref(chan->vm, engine, 1);
- chan->engctx[engine] = ctx;
+ 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 void
-nv84_crypt_context_del(struct nouveau_channel *chan, int engine)
-{
- struct nouveau_gpuobj *ctx = chan->engctx[engine];
- struct drm_device *dev = chan->dev;
- u32 inst;
-
- inst = (chan->ramin->addr >> 12);
- inst |= 0x80000000;
-
- /* mark context as invalid if still on the hardware, not
- * doing this causes issues the next time PCRYPT is used,
- * unsurprisingly :)
- */
- nv_wr32(dev, 0x10200c, 0x00000000);
- if (nv_rd32(dev, 0x102188) == inst)
- nv_mask(dev, 0x102188, 0x80000000, 0x00000000);
- if (nv_rd32(dev, 0x10218c) == inst)
- nv_mask(dev, 0x10218c, 0x80000000, 0x00000000);
- nv_wr32(dev, 0x10200c, 0x00000010);
-
- nouveau_gpuobj_ref(NULL, &ctx);
-
- nvvm_engref(chan->vm, engine, -1);
- chan->engctx[engine] = NULL;
-}
+static struct nouveau_ofuncs
+nv84_crypt_ofuncs = {
+ .ctor = nv84_crypt_object_ctor,
+ .dtor = _nouveau_gpuobj_dtor,
+ .init = _nouveau_gpuobj_init,
+ .fini = _nouveau_gpuobj_fini,
+ .rd32 = _nouveau_gpuobj_rd32,
+ .wr32 = _nouveau_gpuobj_wr32,
+};
+
+static struct nouveau_oclass
+nv84_crypt_sclass[] = {
+ { 0x74c1, &nv84_crypt_ofuncs },
+ {}
+};
+
+/*******************************************************************************
+ * PCRYPT context
+ ******************************************************************************/
static int
-nv84_crypt_object_new(struct nouveau_channel *chan, int engine,
- u32 handle, u16 class)
+nv84_crypt_context_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 nv84_crypt_chan *priv;
int ret;
- ret = nouveau_gpuobj_new(dev, chan, 16, 16, NVOBJ_FLAG_ZERO_FREE, &obj);
+ ret = nouveau_crypt_context_create(parent, engine, oclass, NULL, 256,
+ 0, NVOBJ_FLAG_ZERO_ALLOC, &priv);
+ *pobject = nv_object(priv);
if (ret)
return ret;
- obj->engine = 5;
- obj->class = class;
- nv_wo32(obj, 0x00, class);
- nvimem_flush(dev);
-
- ret = nouveau_ramht_insert(chan, handle, obj);
- nouveau_gpuobj_ref(NULL, &obj);
- return ret;
+ return 0;
}
-static void
-nv84_crypt_tlb_flush(struct drm_device *dev, int engine)
-{
- nv50_vm_flush_engine(dev, 0x0a);
-}
+static struct nouveau_oclass
+nv84_crypt_cclass = {
+ .handle = NV_ENGCTX(CRYPT, 0x84),
+ .ofuncs = &(struct nouveau_ofuncs) {
+ .ctor = nv84_crypt_context_ctor,
+ .dtor = _nouveau_crypt_context_dtor,
+ .init = _nouveau_crypt_context_init,
+ .fini = _nouveau_crypt_context_fini,
+ .rd32 = _nouveau_crypt_context_rd32,
+ .wr32 = _nouveau_crypt_context_wr32,
+ },
+};
+
+/*******************************************************************************
+ * PCRYPT engine/subdev functions
+ ******************************************************************************/
-static struct nouveau_bitfield nv84_crypt_intr[] = {
+static struct nouveau_bitfield nv84_crypt_intr_mask[] = {
{ 0x00000001, "INVALID_STATE" },
{ 0x00000002, "ILLEGAL_MTHD" },
{ 0x00000004, "ILLEGAL_CLASS" },
};
static void
-nv84_crypt_isr(struct drm_device *dev)
+nv84_crypt_intr(struct nouveau_subdev *subdev)
{
- u32 stat = nv_rd32(dev, 0x102130);
- u32 mthd = nv_rd32(dev, 0x102190);
- u32 data = nv_rd32(dev, 0x102194);
- u64 inst = (u64)(nv_rd32(dev, 0x102188) & 0x7fffffff) << 12;
- int show = nouveau_ratelimit();
- int chid = nv50_graph_isr_chid(dev, inst);
-
- if (show) {
- NV_INFO(dev, "PCRYPT:");
- nouveau_bitfield_print(nv84_crypt_intr, stat);
- printk(KERN_CONT " ch %d (0x%010llx) mthd 0x%04x data 0x%08x\n",
- chid, inst, mthd, data);
+ struct nv84_crypt_priv *priv = (void *)subdev;
+ u32 stat = nv_rd32(priv, 0x102130);
+ u32 mthd = nv_rd32(priv, 0x102190);
+ u32 data = nv_rd32(priv, 0x102194);
+ u32 inst = nv_rd32(priv, 0x102188) & 0x7fffffff;
+
+ if (stat) {
+ nv_error(priv, "");
+ nouveau_bitfield_print(nv84_crypt_intr_mask, stat);
+ printk(" ch 0x%010llx mthd 0x%04x data 0x%08x\n",
+ (u64)inst << 12, mthd, data);
}
- nv_wr32(dev, 0x102130, stat);
- nv_wr32(dev, 0x10200c, 0x10);
+ nv_wr32(priv, 0x102130, stat);
+ nv_wr32(priv, 0x10200c, 0x10);
- nv50_fb_vm_trap(dev, show);
+ nv50_fb_trap(nouveau_fb(priv), 1);
}
static int
-nv84_crypt_fini(struct drm_device *dev, int engine, bool suspend)
+nv84_crypt_tlb_flush(struct nouveau_engine *engine)
{
- nv_wr32(dev, 0x102140, 0x00000000);
+ nv50_vm_flush_engine(&engine->base, 0x0a);
return 0;
}
static int
-nv84_crypt_init(struct drm_device *dev, int engine)
+nv84_crypt_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
+ struct nouveau_oclass *oclass, void *data, u32 size,
+ struct nouveau_object **pobject)
{
- nv_mask(dev, 0x000200, 0x00004000, 0x00000000);
- nv_mask(dev, 0x000200, 0x00004000, 0x00004000);
+ struct nv84_crypt_priv *priv;
+ int ret;
- nv_wr32(dev, 0x102130, 0xffffffff);
- nv_wr32(dev, 0x102140, 0xffffffbf);
+ ret = nouveau_crypt_create(parent, engine, oclass, &priv);
+ *pobject = nv_object(priv);
+ if (ret)
+ return ret;
- nv_wr32(dev, 0x10200c, 0x00000010);
+ nv_subdev(priv)->unit = 0x00004000;
+ nv_subdev(priv)->intr = nv84_crypt_intr;
+ nv_engine(priv)->cclass = &nv84_crypt_cclass;
+ nv_engine(priv)->sclass = nv84_crypt_sclass;
+ nv_engine(priv)->tlb_flush = nv84_crypt_tlb_flush;
return 0;
}
-static void
-nv84_crypt_destroy(struct drm_device *dev, int engine)
-{
- struct nv84_crypt_engine *pcrypt = nv_engine(dev, engine);
-
- NVOBJ_ENGINE_DEL(dev, CRYPT);
-
- nouveau_irq_unregister(dev, 14);
- kfree(pcrypt);
-}
-
-int
-nv84_crypt_create(struct drm_device *dev)
+static int
+nv84_crypt_init(struct nouveau_object *object)
{
- struct nv84_crypt_engine *pcrypt;
-
- pcrypt = kzalloc(sizeof(*pcrypt), GFP_KERNEL);
- if (!pcrypt)
- return -ENOMEM;
-
- pcrypt->base.destroy = nv84_crypt_destroy;
- pcrypt->base.init = nv84_crypt_init;
- pcrypt->base.fini = nv84_crypt_fini;
- pcrypt->base.context_new = nv84_crypt_context_new;
- pcrypt->base.context_del = nv84_crypt_context_del;
- pcrypt->base.object_new = nv84_crypt_object_new;
- pcrypt->base.tlb_flush = nv84_crypt_tlb_flush;
+ struct nv84_crypt_priv *priv = (void *)object;
+ int ret;
- nouveau_irq_register(dev, 14, nv84_crypt_isr);
+ ret = nouveau_crypt_init(&priv->base);
+ if (ret)
+ return ret;
- NVOBJ_ENGINE_ADD(dev, CRYPT, &pcrypt->base);
- NVOBJ_CLASS (dev, 0x74c1, CRYPT);
+ nv_wr32(priv, 0x102130, 0xffffffff);
+ nv_wr32(priv, 0x102140, 0xffffffbf);
+ nv_wr32(priv, 0x10200c, 0x00000010);
return 0;
}
+
+struct nouveau_oclass
+nv84_crypt_oclass = {
+ .handle = NV_ENGINE(CRYPT, 0x84),
+ .ofuncs = &(struct nouveau_ofuncs) {
+ .ctor = nv84_crypt_ctor,
+ .dtor = _nouveau_crypt_dtor,
+ .init = nv84_crypt_init,
+ .fini = _nouveau_crypt_fini,
+ },
+};
projects / deliverable / linux.git / blobdiff