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1/*2 * Copyright 2021 Red Hat Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 */22#include "priv.h"23 24#include <subdev/gsp.h>25 26#include <nvif/class.h>27 28static const struct nvkm_engine_func29ga102_nvdec_gsp = {30 .sclass = {31 { -1, -1, NVC7B0_VIDEO_DECODER },32 {}33 }34};35 36static const struct nvkm_falcon_func37ga102_nvdec_flcn = {38 .disable = gm200_flcn_disable,39 .enable = gm200_flcn_enable,40 .addr2 = 0x1c00,41 .reset_pmc = true,42 .reset_prep = ga102_flcn_reset_prep,43 .reset_wait_mem_scrubbing = ga102_flcn_reset_wait_mem_scrubbing,44 .imem_dma = &ga102_flcn_dma,45 .dmem_dma = &ga102_flcn_dma,46};47 48static const struct nvkm_nvdec_func49ga102_nvdec = {50 .flcn = &ga102_nvdec_flcn,51};52 53static int54ga102_nvdec_nofw(struct nvkm_nvdec *nvdec, int ver, const struct nvkm_nvdec_fwif *fwif)55{56 return 0;57}58 59static const struct nvkm_nvdec_fwif60ga102_nvdec_fwif[] = {61 { -1, ga102_nvdec_nofw, &ga102_nvdec },62 {}63};64 65int66ga102_nvdec_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,67 struct nvkm_nvdec **pnvdec)68{69 if (nvkm_gsp_rm(device->gsp))70 return r535_nvdec_new(&ga102_nvdec_gsp, device, type, inst, pnvdec);71 72 return nvkm_nvdec_new_(ga102_nvdec_fwif, device, type, inst, 0x848000, pnvdec);73}74