64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
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/*
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* Copyright (C) 2016 NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "drm.h"
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#include "nvdec_t186.h"
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#include <linux/iommu.h>
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#include <soc/tegra/kfuse.h>
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static int nvdec_load_streamid_regs(struct tegra_drm_client *client)
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{
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struct nvdec *nvdec = to_nvdec(client);
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int streamid = -EINVAL;
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streamid = iommu_get_hwid(nvdec->dev->archdata.iommu, nvdec->dev, 0);
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if (streamid >= 0) {
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nvdec_writel(nvdec, streamid, NVDEC_THI_STREAMID0);
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nvdec_writel(nvdec, streamid, NVDEC_THI_STREAMID1);
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}
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return 0;
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}
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static int nvdec_finalize_poweron(struct tegra_drm_client *client)
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{
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return tegra_kfuse_enable_sensing();
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}
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static int nvdec_prepare_poweroff(struct tegra_drm_client *client)
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{
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tegra_kfuse_disable_sensing();
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return 0;
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}
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static const struct tegra_drm_client_ops nvdec_t186_ops = {
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.open_channel = nvdec_open_channel,
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.close_channel = nvdec_close_channel,
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.submit = tegra_drm_submit,
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.load_regs = nvdec_load_streamid_regs,
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.finalize_poweron = nvdec_finalize_poweron,
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.prepare_poweroff = nvdec_prepare_poweroff,
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};
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const struct nvdec_config nvdec_t186_config = {
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.ucode_name = "tegra18x/nvhost_nvdec030_ns.fw",
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.ucode_name_bl = "tegra18x/nvhost_nvdec_bl030_prod.fw",
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.ucode_name_ls = "tegra18x/nvhost_nvdec030_prod.fw",
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.drm_client_ops = &nvdec_t186_ops,
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};
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