diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core/oproxy.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/core/oproxy.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c new file mode 100644 index 000000000000..e31a0479add0 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c @@ -0,0 +1,200 @@ +/* + * 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, u64 *addr, u32 *size) +{ + return nvkm_object_map(nvkm_oproxy(object)->object, addr, size); +} + +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_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, + .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, +}; + +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; +} |