blob: 3385528da65099b3d398ffc2dae43dce4d7d7902 [file] [log] [blame]
/*
* Copyright 2015 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 <bskeggs@redhat.com>
*/
#include <core/oproxy.h>
static int
nvkm_oproxy_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
{
return nvkm_object_mthd(nvkm_oproxy(object)->object, mthd, data, size);
}
static int
nvkm_oproxy_ntfy(struct nvkm_object *object, u32 mthd,
struct nvkm_event **pevent)
{
return nvkm_object_ntfy(nvkm_oproxy(object)->object, mthd, pevent);
}
static int
nvkm_oproxy_map(struct nvkm_object *object, void *argv, u32 argc,
enum nvkm_object_map *type, u64 *addr, u64 *size)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
return nvkm_object_map(oproxy->object, argv, argc, type, addr, size);
}
static int
nvkm_oproxy_unmap(struct nvkm_object *object)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
if (unlikely(!oproxy->object))
return 0;
return nvkm_object_unmap(oproxy->object);
}
static int
nvkm_oproxy_rd08(struct nvkm_object *object, u64 addr, u8 *data)
{
return nvkm_object_rd08(nvkm_oproxy(object)->object, addr, data);
}
static int
nvkm_oproxy_rd16(struct nvkm_object *object, u64 addr, u16 *data)
{
return nvkm_object_rd16(nvkm_oproxy(object)->object, addr, data);
}
static int
nvkm_oproxy_rd32(struct nvkm_object *object, u64 addr, u32 *data)
{
return nvkm_object_rd32(nvkm_oproxy(object)->object, addr, data);
}
static int
nvkm_oproxy_wr08(struct nvkm_object *object, u64 addr, u8 data)
{
return nvkm_object_wr08(nvkm_oproxy(object)->object, addr, data);
}
static int
nvkm_oproxy_wr16(struct nvkm_object *object, u64 addr, u16 data)
{
return nvkm_object_wr16(nvkm_oproxy(object)->object, addr, data);
}
static int
nvkm_oproxy_wr32(struct nvkm_object *object, u64 addr, u32 data)
{
return nvkm_object_wr32(nvkm_oproxy(object)->object, addr, data);
}
static int
nvkm_oproxy_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
int align, struct nvkm_gpuobj **pgpuobj)
{
return nvkm_object_bind(nvkm_oproxy(object)->object,
parent, align, pgpuobj);
}
static int
nvkm_oproxy_sclass(struct nvkm_object *object, int index,
struct nvkm_oclass *oclass)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
oclass->parent = oproxy->object;
if (!oproxy->object->func->sclass)
return -ENODEV;
return oproxy->object->func->sclass(oproxy->object, index, oclass);
}
static int
nvkm_oproxy_uevent(struct nvkm_object *object, void *argv, u32 argc,
struct nvkm_uevent *uevent)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
if (!oproxy->object->func->uevent)
return -ENOSYS;
return oproxy->object->func->uevent(oproxy->object, argv, argc, uevent);
}
static int
nvkm_oproxy_fini(struct nvkm_object *object, bool suspend)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
int ret;
if (oproxy->func->fini[0]) {
ret = oproxy->func->fini[0](oproxy, suspend);
if (ret && suspend)
return ret;
}
if (oproxy->object->func->fini) {
ret = oproxy->object->func->fini(oproxy->object, suspend);
if (ret && suspend)
return ret;
}
if (oproxy->func->fini[1]) {
ret = oproxy->func->fini[1](oproxy, suspend);
if (ret && suspend)
return ret;
}
return 0;
}
static int
nvkm_oproxy_init(struct nvkm_object *object)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
int ret;
if (oproxy->func->init[0]) {
ret = oproxy->func->init[0](oproxy);
if (ret)
return ret;
}
if (oproxy->object->func->init) {
ret = oproxy->object->func->init(oproxy->object);
if (ret)
return ret;
}
if (oproxy->func->init[1]) {
ret = oproxy->func->init[1](oproxy);
if (ret)
return ret;
}
return 0;
}
static void *
nvkm_oproxy_dtor(struct nvkm_object *object)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
if (oproxy->func->dtor[0])
oproxy->func->dtor[0](oproxy);
nvkm_object_del(&oproxy->object);
if (oproxy->func->dtor[1])
oproxy->func->dtor[1](oproxy);
return oproxy;
}
static const struct nvkm_object_func
nvkm_oproxy_func = {
.dtor = nvkm_oproxy_dtor,
.init = nvkm_oproxy_init,
.fini = nvkm_oproxy_fini,
.mthd = nvkm_oproxy_mthd,
.ntfy = nvkm_oproxy_ntfy,
.map = nvkm_oproxy_map,
.unmap = nvkm_oproxy_unmap,
.rd08 = nvkm_oproxy_rd08,
.rd16 = nvkm_oproxy_rd16,
.rd32 = nvkm_oproxy_rd32,
.wr08 = nvkm_oproxy_wr08,
.wr16 = nvkm_oproxy_wr16,
.wr32 = nvkm_oproxy_wr32,
.bind = nvkm_oproxy_bind,
.sclass = nvkm_oproxy_sclass,
.uevent = nvkm_oproxy_uevent,
};
void
nvkm_oproxy_ctor(const struct nvkm_oproxy_func *func,
const struct nvkm_oclass *oclass, struct nvkm_oproxy *oproxy)
{
nvkm_object_ctor(&nvkm_oproxy_func, oclass, &oproxy->base);
oproxy->func = func;
}
int
nvkm_oproxy_new_(const struct nvkm_oproxy_func *func,
const struct nvkm_oclass *oclass, struct nvkm_oproxy **poproxy)
{
if (!(*poproxy = kzalloc(sizeof(**poproxy), GFP_KERNEL)))
return -ENOMEM;
nvkm_oproxy_ctor(func, oclass, *poproxy);
return 0;
}