Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Alexandre Courbot | 414 | 100.00% | 2 | 100.00% |
Total | 414 | 2 |
/* * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. * * 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 AUTHORS OR COPYRIGHT HOLDERS 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" #include <core/msgqueue.h> #include <engine/falcon.h> static void * nvkm_sec2_dtor(struct nvkm_engine *engine) { struct nvkm_sec2 *sec2 = nvkm_sec2(engine); nvkm_msgqueue_del(&sec2->queue); nvkm_falcon_del(&sec2->falcon); return sec2; } static void nvkm_sec2_intr(struct nvkm_engine *engine) { struct nvkm_sec2 *sec2 = nvkm_sec2(engine); struct nvkm_subdev *subdev = &engine->subdev; struct nvkm_device *device = subdev->device; u32 disp = nvkm_rd32(device, 0x8701c); u32 intr = nvkm_rd32(device, 0x87008) & disp & ~(disp >> 16); if (intr & 0x00000040) { schedule_work(&sec2->work); nvkm_wr32(device, 0x87004, 0x00000040); intr &= ~0x00000040; } if (intr) { nvkm_error(subdev, "unhandled intr %08x\n", intr); nvkm_wr32(device, 0x87004, intr); } } static void nvkm_sec2_recv(struct work_struct *work) { struct nvkm_sec2 *sec2 = container_of(work, typeof(*sec2), work); if (!sec2->queue) { nvkm_warn(&sec2->engine.subdev, "recv function called while no firmware set!\n"); return; } nvkm_msgqueue_recv(sec2->queue); } static int nvkm_sec2_oneinit(struct nvkm_engine *engine) { struct nvkm_sec2 *sec2 = nvkm_sec2(engine); return nvkm_falcon_v1_new(&sec2->engine.subdev, "SEC2", 0x87000, &sec2->falcon); } static int nvkm_sec2_fini(struct nvkm_engine *engine, bool suspend) { struct nvkm_sec2 *sec2 = nvkm_sec2(engine); flush_work(&sec2->work); return 0; } static const struct nvkm_engine_func nvkm_sec2 = { .dtor = nvkm_sec2_dtor, .oneinit = nvkm_sec2_oneinit, .fini = nvkm_sec2_fini, .intr = nvkm_sec2_intr, }; int nvkm_sec2_new_(struct nvkm_device *device, int index, struct nvkm_sec2 **psec2) { struct nvkm_sec2 *sec2; if (!(sec2 = *psec2 = kzalloc(sizeof(*sec2), GFP_KERNEL))) return -ENOMEM; INIT_WORK(&sec2->work, nvkm_sec2_recv); return nvkm_engine_ctor(&nvkm_sec2, device, index, true, &sec2->engine); };
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