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 { 14 enum iommu_atf_cmd {
15 IOMMU_ATF_CMD_CONFIG_SMI_LARB, 15 IOMMU_ATF_CMD_CONFIG_SMI_LARB, /* For mm master to en/disable iommu */
16 IOMMU_ATF_CMD_CONFIG_INFRA_IOMMU, <<
17 IOMMU_ATF_CMD_MAX, 16 IOMMU_ATF_CMD_MAX,
18 }; 17 };
19 18
20 #define MTK_SMI_MMU_EN(port) BIT(port) 19 #define MTK_SMI_MMU_EN(port) BIT(port)
21 20
22 struct mtk_smi_larb_iommu { 21 struct mtk_smi_larb_iommu {
23 struct device *dev; 22 struct device *dev;
24 unsigned int mmu; 23 unsigned int mmu;
25 unsigned char bank[32]; 24 unsigned char bank[32];
26 }; 25 };
27 26
28 #endif 27 #endif
29 28
30 #endif 29 #endif
31 30
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.