OwlCyberSecurity - MANAGER

Edit File: smi.h

/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2015-2016 MediaTek Inc. * Author: Yong Wu <yong.wu@mediatek.com> */ #ifndef MTK_IOMMU_SMI_H #define MTK_IOMMU_SMI_H #include <linux/bitops.h> #include <linux/device.h> #ifdef CONFIG_MTK_SMI #define MTK_LARB_NR_MAX 16 #define MTK_SMI_MMU_EN(port) BIT(port) struct mtk_smi_larb_iommu { struct device *dev; unsigned int mmu; }; /* * mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter. * It also initialize some basic setting(like iommu). * mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter. * Both should be called in non-atomic context. * * Returns 0 if successful, negative on failure. */ int mtk_smi_larb_get(struct device *larbdev); void mtk_smi_larb_put(struct device *larbdev); #else static inline int mtk_smi_larb_get(struct device *larbdev) { return 0; } static inline void mtk_smi_larb_put(struct device *larbdev) { } #endif #endif