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cbf177852b
Add IP-HWPM interface in NVENC, OFA and VIC drivers. This code will - register with HWPM driver during probe - expose power management and register read/write function. Bug 4158030 Change-Id: I9311c9fc31cffadf11c36b6e4516f0da84dcbdf4 Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2954070 Reviewed-by: Santosh BS <santoshb@nvidia.com> Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
29 lines
690 B
C
29 lines
690 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* SPDX-FileCopyrightText: Copyright (c) 2023, NVIDIA Corporation.
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*/
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#ifndef _TEGRA_DRM_HWPM_H_
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#define _TEGRA_DRM_HWPM_H_
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#include <linux/types.h>
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struct tegra_drm_hwpm {
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struct device *dev;
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void __iomem *regs;
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};
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enum tegra_drm_hwpm_ip {
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TEGRA_DRM_HWPM_IP_INVALID,
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TEGRA_DRM_HWPM_IP_OFA,
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TEGRA_DRM_HWPM_IP_NVDEC,
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TEGRA_DRM_HWPM_IP_NVENC,
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TEGRA_DRM_HWPM_IP_VIC
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};
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void tegra_drm_hwpm_register(struct tegra_drm_hwpm *drm_hwpm, u64 resource_base,
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enum tegra_drm_hwpm_ip hwpm_ip);
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void tegra_drm_hwpm_unregister(struct tegra_drm_hwpm *drm_hwpm, u64 resource_base,
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enum tegra_drm_hwpm_ip hwpm_ip);
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#endif /* _TEGRA_DRM_HWPM_H_ */ |