Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Ben Skeggs | 521 | 76.96% | 11 | 61.11% |
Alexandre Courbot | 154 | 22.75% | 6 | 33.33% |
Martin Peres | 2 | 0.30% | 1 | 5.56% |
Total | 677 | 18 |
/* * Copyright 2013 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 */ #include "priv.h" #include <core/msgqueue.h> #include <subdev/timer.h> void nvkm_pmu_pgob(struct nvkm_pmu *pmu, bool enable) { if (pmu && pmu->func->pgob) pmu->func->pgob(pmu, enable); } static void nvkm_pmu_recv(struct work_struct *work) { struct nvkm_pmu *pmu = container_of(work, typeof(*pmu), recv.work); return pmu->func->recv(pmu); } int nvkm_pmu_send(struct nvkm_pmu *pmu, u32 reply[2], u32 process, u32 message, u32 data0, u32 data1) { if (!pmu || !pmu->func->send) return -ENODEV; return pmu->func->send(pmu, reply, process, message, data0, data1); } static void nvkm_pmu_intr(struct nvkm_subdev *subdev) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); if (!pmu->func->intr) return; pmu->func->intr(pmu); } static int nvkm_pmu_fini(struct nvkm_subdev *subdev, bool suspend) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); if (pmu->func->fini) pmu->func->fini(pmu); flush_work(&pmu->recv.work); return 0; } static int nvkm_pmu_reset(struct nvkm_pmu *pmu) { struct nvkm_device *device = pmu->subdev.device; if (!pmu->func->enabled(pmu)) return 0; /* Inhibit interrupts, and wait for idle. */ nvkm_wr32(device, 0x10a014, 0x0000ffff); nvkm_msec(device, 2000, if (!nvkm_rd32(device, 0x10a04c)) break; ); /* Reset. */ if (pmu->func->reset) pmu->func->reset(pmu); /* Wait for IMEM/DMEM scrubbing to be complete. */ nvkm_msec(device, 2000, if (!(nvkm_rd32(device, 0x10a10c) & 0x00000006)) break; ); return 0; } static int nvkm_pmu_preinit(struct nvkm_subdev *subdev) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); return nvkm_pmu_reset(pmu); } static int nvkm_pmu_init(struct nvkm_subdev *subdev) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); int ret = nvkm_pmu_reset(pmu); if (ret == 0 && pmu->func->init) ret = pmu->func->init(pmu); return ret; } static int nvkm_pmu_oneinit(struct nvkm_subdev *subdev) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); return nvkm_falcon_v1_new(&pmu->subdev, "PMU", 0x10a000, &pmu->falcon); } static void * nvkm_pmu_dtor(struct nvkm_subdev *subdev) { struct nvkm_pmu *pmu = nvkm_pmu(subdev); nvkm_msgqueue_del(&pmu->queue); nvkm_falcon_del(&pmu->falcon); return nvkm_pmu(subdev); } static const struct nvkm_subdev_func nvkm_pmu = { .dtor = nvkm_pmu_dtor, .preinit = nvkm_pmu_preinit, .oneinit = nvkm_pmu_oneinit, .init = nvkm_pmu_init, .fini = nvkm_pmu_fini, .intr = nvkm_pmu_intr, }; int nvkm_pmu_ctor(const struct nvkm_pmu_func *func, struct nvkm_device *device, int index, struct nvkm_pmu *pmu) { nvkm_subdev_ctor(&nvkm_pmu, device, index, &pmu->subdev); pmu->func = func; INIT_WORK(&pmu->recv.work, nvkm_pmu_recv); init_waitqueue_head(&pmu->recv.wait); return 0; } int nvkm_pmu_new_(const struct nvkm_pmu_func *func, struct nvkm_device *device, int index, struct nvkm_pmu **ppmu) { struct nvkm_pmu *pmu; if (!(pmu = *ppmu = kzalloc(sizeof(*pmu), GFP_KERNEL))) return -ENOMEM; return nvkm_pmu_ctor(func, device, index, *ppmu); }
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