| /* |
| * Copyright 2019 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. |
| */ |
| #include "priv.h" |
| |
| int |
| nvkm_gsp_intr_nonstall(struct nvkm_gsp *gsp, enum nvkm_subdev_type type, int inst) |
| { |
| for (int i = 0; i < gsp->intr_nr; i++) { |
| if (gsp->intr[i].type == type && gsp->intr[i].inst == inst) |
| return gsp->intr[i].nonstall; |
| } |
| |
| return -ENOENT; |
| } |
| |
| int |
| nvkm_gsp_intr_stall(struct nvkm_gsp *gsp, enum nvkm_subdev_type type, int inst) |
| { |
| for (int i = 0; i < gsp->intr_nr; i++) { |
| if (gsp->intr[i].type == type && gsp->intr[i].inst == inst) { |
| if (gsp->intr[i].stall != ~0) |
| return gsp->intr[i].stall; |
| |
| return -EINVAL; |
| } |
| } |
| |
| return -ENOENT; |
| } |
| |
| static int |
| nvkm_gsp_fini(struct nvkm_subdev *subdev, bool suspend) |
| { |
| struct nvkm_gsp *gsp = nvkm_gsp(subdev); |
| |
| if (!gsp->func->fini) |
| return 0; |
| |
| return gsp->func->fini(gsp, suspend); |
| } |
| |
| static int |
| nvkm_gsp_init(struct nvkm_subdev *subdev) |
| { |
| struct nvkm_gsp *gsp = nvkm_gsp(subdev); |
| |
| if (!gsp->func->init) |
| return 0; |
| |
| return gsp->func->init(gsp); |
| } |
| |
| static int |
| nvkm_gsp_oneinit(struct nvkm_subdev *subdev) |
| { |
| struct nvkm_gsp *gsp = nvkm_gsp(subdev); |
| |
| if (!gsp->func->oneinit) |
| return 0; |
| |
| return gsp->func->oneinit(gsp); |
| } |
| |
| static void * |
| nvkm_gsp_dtor(struct nvkm_subdev *subdev) |
| { |
| struct nvkm_gsp *gsp = nvkm_gsp(subdev); |
| |
| if (gsp->func && gsp->func->dtor) |
| gsp->func->dtor(gsp); |
| |
| nvkm_falcon_dtor(&gsp->falcon); |
| return gsp; |
| } |
| |
| static const struct nvkm_subdev_func |
| nvkm_gsp = { |
| .dtor = nvkm_gsp_dtor, |
| .oneinit = nvkm_gsp_oneinit, |
| .init = nvkm_gsp_init, |
| .fini = nvkm_gsp_fini, |
| }; |
| |
| int |
| nvkm_gsp_new_(const struct nvkm_gsp_fwif *fwif, struct nvkm_device *device, |
| enum nvkm_subdev_type type, int inst, struct nvkm_gsp **pgsp) |
| { |
| struct nvkm_gsp *gsp; |
| |
| if (!(gsp = *pgsp = kzalloc(sizeof(*gsp), GFP_KERNEL))) |
| return -ENOMEM; |
| |
| nvkm_subdev_ctor(&nvkm_gsp, device, type, inst, &gsp->subdev); |
| |
| fwif = nvkm_firmware_load(&gsp->subdev, fwif, "Gsp", gsp); |
| if (IS_ERR(fwif)) |
| return PTR_ERR(fwif); |
| |
| gsp->func = fwif->func; |
| gsp->rm = gsp->func->rm; |
| |
| return nvkm_falcon_ctor(gsp->func->flcn, &gsp->subdev, gsp->subdev.name, 0x110000, |
| &gsp->falcon); |
| } |