86 lines
2.8 KiB
C
86 lines
2.8 KiB
C
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/*
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* Copyright 2016 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Ben Skeggs <bskeggs@redhat.com>
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*/
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#include "priv.h"
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static int
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gm200_pmu_flcn_bind_stat(struct nvkm_falcon *falcon, bool intr)
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{
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nvkm_falcon_wr32(falcon, 0x200, 0x0000030e);
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return (nvkm_falcon_rd32(falcon, 0x20c) & 0x00007000) >> 12;
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}
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void
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gm200_pmu_flcn_bind_inst(struct nvkm_falcon *falcon, int target, u64 addr)
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{
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nvkm_falcon_wr32(falcon, 0xe00, 4); /* DMAIDX_UCODE */
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nvkm_falcon_wr32(falcon, 0xe04, 0); /* DMAIDX_VIRT */
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nvkm_falcon_wr32(falcon, 0xe08, 4); /* DMAIDX_PHYS_VID */
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nvkm_falcon_wr32(falcon, 0xe0c, 5); /* DMAIDX_PHYS_SYS_COH */
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nvkm_falcon_wr32(falcon, 0xe10, 6); /* DMAIDX_PHYS_SYS_NCOH */
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nvkm_falcon_mask(falcon, 0x090, 0x00010000, 0x00010000);
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nvkm_falcon_wr32(falcon, 0x480, (1 << 30) | (target << 28) | (addr >> 12));
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}
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const struct nvkm_falcon_func
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gm200_pmu_flcn = {
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.disable = gm200_flcn_disable,
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.enable = gm200_flcn_enable,
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.reset_pmc = true,
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.reset_wait_mem_scrubbing = gm200_flcn_reset_wait_mem_scrubbing,
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.debug = 0xc08,
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.bind_inst = gm200_pmu_flcn_bind_inst,
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.bind_stat = gm200_pmu_flcn_bind_stat,
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.imem_pio = &gm200_flcn_imem_pio,
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.dmem_pio = &gm200_flcn_dmem_pio,
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.start = nvkm_falcon_v1_start,
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.cmdq = { 0x4a0, 0x4b0, 4 },
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.msgq = { 0x4c8, 0x4cc, 0 },
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};
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static const struct nvkm_pmu_func
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gm200_pmu = {
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.flcn = &gm200_pmu_flcn,
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.reset = gf100_pmu_reset,
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};
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int
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gm200_pmu_nofw(struct nvkm_pmu *pmu, int ver, const struct nvkm_pmu_fwif *fwif)
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{
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nvkm_warn(&pmu->subdev, "firmware unavailable\n");
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return 0;
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}
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static const struct nvkm_pmu_fwif
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gm200_pmu_fwif[] = {
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{ -1, gm200_pmu_nofw, &gm200_pmu },
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{}
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};
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int
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gm200_pmu_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
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struct nvkm_pmu **ppmu)
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{
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return nvkm_pmu_new_(gm200_pmu_fwif, device, type, inst, ppmu);
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}
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