1 /* SPDX-License-Identifier: GPL-2.0-only */ 1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 2 /* 3 * Copyright (c) 2015-2016 MediaTek Inc. 3 * Copyright (c) 2015-2016 MediaTek Inc. 4 * Author: Yong Wu <yong.wu@mediatek.com> 4 * Author: Yong Wu <yong.wu@mediatek.com> 5 */ 5 */ 6 #ifndef MTK_IOMMU_SMI_H 6 #ifndef MTK_IOMMU_SMI_H 7 #define MTK_IOMMU_SMI_H 7 #define MTK_IOMMU_SMI_H 8 8 9 #include <linux/bitops.h> 9 #include <linux/bitops.h> 10 #include <linux/device.h> 10 #include <linux/device.h> 11 11 12 #if IS_ENABLED(CONFIG_MTK_SMI) 12 #if IS_ENABLED(CONFIG_MTK_SMI) 13 13 14 enum iommu_atf_cmd { << 15 IOMMU_ATF_CMD_CONFIG_SMI_LARB, << 16 IOMMU_ATF_CMD_CONFIG_INFRA_IOMMU, << 17 IOMMU_ATF_CMD_MAX, << 18 }; << 19 << 20 #define MTK_SMI_MMU_EN(port) BIT(port) 14 #define MTK_SMI_MMU_EN(port) BIT(port) 21 15 22 struct mtk_smi_larb_iommu { 16 struct mtk_smi_larb_iommu { 23 struct device *dev; 17 struct device *dev; 24 unsigned int mmu; 18 unsigned int mmu; 25 unsigned char bank[32]; 19 unsigned char bank[32]; 26 }; 20 }; 27 21 28 #endif 22 #endif 29 23 30 #endif 24 #endif 31 25
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