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git://nv-tegra.nvidia.com/linux-nv-oot.git
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b20c5f57e3
Use SPDX license GPL-V2.0 format and change Nvidia copyright year to include 2023. Bug 4078035 Change-Id: Icc0060431eb8d9c470a44f4cee50913cc1d8048a Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2890656 Reviewed-by: svcacv <svcacv@nvidia.com> Reviewed-by: Arun Swain <arswain@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
35 lines
1.0 KiB
C
35 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2019-2023, NVIDIA CORPORATION. All rights reserved.
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*/
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#ifndef DCE_HSP_H
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#define DCE_HSP_H
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#include <linux/types.h>
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struct tegra_dce;
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/**
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* DCE HSP Shared Semaphore Utility functions. Description
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* can be found with function definitions.
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*/
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u32 dce_ss_get_state(struct tegra_dce *d, u8 id);
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void dce_ss_set(struct tegra_dce *d, u8 bpos, u8 id);
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void dce_ss_clear(struct tegra_dce *d, u8 bpos, u8 id);
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/**
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* DCE HSP Shared Mailbox Utility functions. Description
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* can be found with function definitions.
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*/
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void dce_smb_set(struct tegra_dce *d, u32 val, u8 id);
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void dce_smb_set_full_ie(struct tegra_dce *d, bool en, u8 id);
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u32 dce_smb_read_full_ie(struct tegra_dce *d, u8 id);
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void dce_smb_set_empty_ie(struct tegra_dce *d, bool en, u8 id);
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u32 dce_smb_read(struct tegra_dce *d, u8 id);
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u32 dce_hsp_ie_read(struct tegra_dce *d, u8 id);
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void dce_hsp_ie_write(struct tegra_dce *d, u32 val, u8 id);
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u32 dce_hsp_ir_read(struct tegra_dce *d);
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#endif
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