57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
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/*
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* Tegra Graphics Host VI
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*
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* Copyright (c) 2015-2018, 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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#ifndef __TEGRA_VI4_H__
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#define __TEGRA_VI4_H__
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#include <media/mc_common.h>
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struct reset_control;
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extern struct vi_notify_driver nvhost_vi_notify_driver;
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void nvhost_vi_notify_error(struct platform_device *);
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struct nvhost_vi_dev {
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struct nvhost_vi_notify_dev *hvnd;
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struct reset_control *vi_reset;
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struct reset_control *vi_tsc_reset;
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struct dentry *debug_dir;
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int error_irq;
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bool busy;
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atomic_t overflow;
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atomic_t notify_overflow;
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atomic_t fmlite_overflow;
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struct tegra_mc_vi mc_vi;
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unsigned int vi_bypass_bw;
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};
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int nvhost_vi4_prepare_poweroff(struct platform_device *);
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int nvhost_vi4_finalize_poweron(struct platform_device *);
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void nvhost_vi4_idle(struct platform_device *);
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void nvhost_vi4_busy(struct platform_device *);
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void nvhost_vi4_reset(struct platform_device *);
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int nvhost_vi4_aggregate_constraints(struct platform_device *dev,
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int clk_index,
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unsigned long floor_rate,
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unsigned long pixelrate,
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unsigned long bw_constraint);
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int vi4_v4l2_set_la(struct platform_device *pdev,
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u32 vi_bypass_bw, u32 is_ioctl);
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#endif
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