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yaml --- r: 329600 b: refs/heads/master c: 9274f4a h: refs/heads/master v: v3
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Ben Skeggs
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Oct 3, 2012
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--- | ||
refs/heads/master: aa4cc5d274c09909fe32861825c2377d0ccb3bfd | ||
refs/heads/master: 9274f4a9ba7e70d1770e237fca16d52f27f0c728 |
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/* | ||
* 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"), | ||
* to deal in the Software without restriction, including without limitation | ||
* the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
* and/or sell copies of the Software, and to permit persons to whom the | ||
* Software is furnished to do so, subject to the following conditions: | ||
* | ||
* The above copyright notice and this permission notice shall be included in | ||
* all copies or substantial portions of the Software. | ||
* | ||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | ||
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | ||
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | ||
* OTHER DEALINGS IN THE SOFTWARE. | ||
* | ||
* Authors: Ben Skeggs | ||
*/ | ||
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#include <core/object.h> | ||
#include <core/client.h> | ||
#include <core/handle.h> | ||
#include <core/option.h> | ||
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#include <subdev/device.h> | ||
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static void | ||
nouveau_client_dtor(struct nouveau_object *object) | ||
{ | ||
struct nouveau_client *client = (void *)object; | ||
nouveau_object_ref(NULL, &client->device); | ||
nouveau_handle_destroy(client->root); | ||
nouveau_namedb_destroy(&client->base); | ||
} | ||
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static struct nouveau_oclass | ||
nouveau_client_oclass = { | ||
.ofuncs = &(struct nouveau_ofuncs) { | ||
.dtor = nouveau_client_dtor, | ||
}, | ||
}; | ||
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int | ||
nouveau_client_create_(u32 name, u64 devname, const char *cfg, const char *dbg, | ||
int length, void **pobject) | ||
{ | ||
struct nouveau_object *device; | ||
struct nouveau_client *client; | ||
int ret; | ||
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device = (void *)nouveau_device_find(devname); | ||
if (!device) | ||
return -ENODEV; | ||
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ret = nouveau_namedb_create_(NULL, NULL, &nouveau_client_oclass, | ||
NV_CLIENT_CLASS, nouveau_device_sclass, | ||
0, length, pobject); | ||
client = *pobject; | ||
if (ret) | ||
return ret; | ||
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ret = nouveau_handle_create(nv_object(client), ~0, ~0, | ||
nv_object(client), &client->root); | ||
if (ret) { | ||
nouveau_namedb_destroy(&client->base); | ||
return ret; | ||
} | ||
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/* prevent init/fini being called, os in in charge of this */ | ||
atomic_set(&nv_object(client)->usecount, 2); | ||
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nouveau_object_ref(device, &client->device); | ||
client->handle = name; | ||
client->debug = nouveau_dbgopt(dbg, "CLIENT"); | ||
return 0; | ||
} | ||
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int | ||
nouveau_client_init(struct nouveau_client *client) | ||
{ | ||
int ret; | ||
nv_debug(client, "init running\n"); | ||
ret = nouveau_handle_init(client->root); | ||
nv_debug(client, "init completed with %d\n", ret); | ||
return ret; | ||
} | ||
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int | ||
nouveau_client_fini(struct nouveau_client *client, bool suspend) | ||
{ | ||
const char *name[2] = { "fini", "suspend" }; | ||
int ret; | ||
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nv_debug(client, "%s running\n", name[suspend]); | ||
ret = nouveau_handle_fini(client->root, suspend); | ||
nv_debug(client, "%s completed with %d\n", name[suspend], ret); | ||
return ret; | ||
} |
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/* | ||
* 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"), | ||
* to deal in the Software without restriction, including without limitation | ||
* the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
* and/or sell copies of the Software, and to permit persons to whom the | ||
* Software is furnished to do so, subject to the following conditions: | ||
* | ||
* The above copyright notice and this permission notice shall be included in | ||
* all copies or substantial portions of the Software. | ||
* | ||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | ||
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | ||
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | ||
* OTHER DEALINGS IN THE SOFTWARE. | ||
* | ||
* Authors: Ben Skeggs | ||
*/ | ||
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#include <core/object.h> | ||
#include <core/namedb.h> | ||
#include <core/handle.h> | ||
#include <core/client.h> | ||
#include <core/engctx.h> | ||
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#include <subdev/vm.h> | ||
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int | ||
nouveau_engctx_create_(struct nouveau_object *parent, | ||
struct nouveau_object *engobj, | ||
struct nouveau_oclass *oclass, | ||
struct nouveau_object *pargpu, | ||
u32 size, u32 align, u32 flags, | ||
int length, void **pobject) | ||
{ | ||
struct nouveau_client *client = nouveau_client(parent); | ||
struct nouveau_engine *engine = nv_engine(engobj); | ||
struct nouveau_subdev *subdev = nv_subdev(engine); | ||
struct nouveau_engctx *engctx; | ||
struct nouveau_object *ctxpar; | ||
int ret; | ||
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/* use existing context for the engine if one is available */ | ||
mutex_lock(&subdev->mutex); | ||
list_for_each_entry(engctx, &engine->contexts, head) { | ||
ctxpar = nv_pclass(nv_object(engctx), NV_PARENT_CLASS); | ||
if (ctxpar == parent) { | ||
atomic_inc(&nv_object(engctx)->refcount); | ||
*pobject = engctx; | ||
mutex_unlock(&subdev->mutex); | ||
return 1; | ||
} | ||
} | ||
mutex_unlock(&subdev->mutex); | ||
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if (size) { | ||
ret = nouveau_gpuobj_create_(parent, engobj, oclass, | ||
NV_ENGCTX_CLASS, | ||
pargpu, size, align, flags, | ||
length, pobject); | ||
} else { | ||
ret = nouveau_object_create_(parent, engobj, oclass, | ||
NV_ENGCTX_CLASS, length, pobject); | ||
} | ||
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engctx = *pobject; | ||
if (engctx && client->vm) | ||
atomic_inc(&client->vm->engref[nv_engidx(engobj)]); | ||
if (ret) | ||
return ret; | ||
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list_add(&engctx->head, &engine->contexts); | ||
return 0; | ||
} | ||
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void | ||
nouveau_engctx_destroy(struct nouveau_engctx *engctx) | ||
{ | ||
struct nouveau_object *engine = nv_object(engctx)->engine; | ||
struct nouveau_client *client = nouveau_client(engctx); | ||
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nouveau_gpuobj_unmap(&engctx->vma); | ||
list_del(&engctx->head); | ||
if (client->vm) | ||
atomic_dec(&client->vm->engref[nv_engidx(engine)]); | ||
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if (engctx->base.size) | ||
nouveau_gpuobj_destroy(&engctx->base); | ||
else | ||
nouveau_object_destroy(&engctx->base.base); | ||
} | ||
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int | ||
nouveau_engctx_init(struct nouveau_engctx *engctx) | ||
{ | ||
struct nouveau_object *object = nv_object(engctx); | ||
struct nouveau_subdev *subdev = nv_subdev(object->engine); | ||
struct nouveau_object *parent; | ||
struct nouveau_subdev *pardev; | ||
int ret; | ||
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ret = nouveau_gpuobj_init(&engctx->base); | ||
if (ret) | ||
return ret; | ||
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parent = nv_pclass(object->parent, NV_PARENT_CLASS); | ||
pardev = nv_subdev(parent->engine); | ||
if (nv_parent(parent)->context_attach) { | ||
mutex_lock(&pardev->mutex); | ||
ret = nv_parent(parent)->context_attach(parent, object); | ||
mutex_unlock(&pardev->mutex); | ||
} | ||
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if (ret) { | ||
nv_error(parent, "failed to attach %s context, %d\n", | ||
subdev->name, ret); | ||
return ret; | ||
} | ||
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nv_debug(parent, "attached %s context\n", subdev->name); | ||
return 0; | ||
} | ||
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int | ||
nouveau_engctx_fini(struct nouveau_engctx *engctx, bool suspend) | ||
{ | ||
struct nouveau_object *object = nv_object(engctx); | ||
struct nouveau_subdev *subdev = nv_subdev(object->engine); | ||
struct nouveau_object *parent; | ||
struct nouveau_subdev *pardev; | ||
int ret = 0; | ||
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parent = nv_pclass(object->parent, NV_PARENT_CLASS); | ||
pardev = nv_subdev(parent->engine); | ||
if (nv_parent(parent)->context_detach) { | ||
mutex_lock(&pardev->mutex); | ||
ret = nv_parent(parent)->context_detach(parent, suspend, object); | ||
mutex_unlock(&pardev->mutex); | ||
} | ||
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if (ret) { | ||
nv_error(parent, "failed to detach %s context, %d\n", | ||
subdev->name, ret); | ||
return ret; | ||
} | ||
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nv_debug(parent, "detached %s context\n", subdev->name); | ||
return nouveau_gpuobj_fini(&engctx->base, suspend); | ||
} | ||
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void | ||
_nouveau_engctx_dtor(struct nouveau_object *object) | ||
{ | ||
nouveau_engctx_destroy(nv_engctx(object)); | ||
} | ||
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int | ||
_nouveau_engctx_init(struct nouveau_object *object) | ||
{ | ||
return nouveau_engctx_init(nv_engctx(object)); | ||
} | ||
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int | ||
_nouveau_engctx_fini(struct nouveau_object *object, bool suspend) | ||
{ | ||
return nouveau_engctx_fini(nv_engctx(object), suspend); | ||
} | ||
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struct nouveau_object * | ||
nouveau_engctx_lookup(struct nouveau_engine *engine, u64 addr) | ||
{ | ||
struct nouveau_engctx *engctx; | ||
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list_for_each_entry(engctx, &engine->contexts, head) { | ||
if (engctx->base.size && | ||
nv_gpuobj(engctx)->addr == addr) | ||
return nv_object(engctx); | ||
} | ||
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return NULL; | ||
} | ||
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struct nouveau_handle * | ||
nouveau_engctx_lookup_class(struct nouveau_engine *engine, u64 addr, u16 oclass) | ||
{ | ||
struct nouveau_object *engctx = nouveau_engctx_lookup(engine, addr); | ||
struct nouveau_namedb *namedb; | ||
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if (engctx && (namedb = (void *)nv_pclass(engctx, NV_NAMEDB_CLASS))) | ||
return nouveau_namedb_get_class(namedb, oclass); | ||
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return NULL; | ||
} | ||
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struct nouveau_handle * | ||
nouveau_engctx_lookup_vinst(struct nouveau_engine *engine, u64 addr, u64 vinst) | ||
{ | ||
struct nouveau_object *engctx = nouveau_engctx_lookup(engine, addr); | ||
struct nouveau_namedb *namedb; | ||
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if (engctx && (namedb = (void *)nv_pclass(engctx, NV_NAMEDB_CLASS))) | ||
return nouveau_namedb_get_vinst(namedb, vinst); | ||
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return NULL; | ||
} | ||
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struct nouveau_handle * | ||
nouveau_engctx_lookup_cinst(struct nouveau_engine *engine, u64 addr, u32 cinst) | ||
{ | ||
struct nouveau_object *engctx = nouveau_engctx_lookup(engine, addr); | ||
struct nouveau_namedb *namedb; | ||
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if (engctx && (namedb = (void *)nv_pclass(engctx, NV_NAMEDB_CLASS))) | ||
return nouveau_namedb_get_cinst(namedb, cinst); | ||
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return NULL; | ||
} | ||
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void | ||
nouveau_engctx_handle_put(struct nouveau_handle *handle) | ||
{ | ||
if (handle) | ||
nouveau_namedb_put(handle); | ||
} |
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