| /* |
| * Copyright (C) 2013 Google, Inc. |
| * |
| * This software is licensed under the terms of the GNU General Public |
| * License version 2, as published by the Free Software Foundation, and |
| * may be copied, distributed, and modified under those terms. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| #ifndef __LINUX_TRUSTY_TRUSTY_H |
| #define __LINUX_TRUSTY_TRUSTY_H |
| |
| #include <linux/kernel.h> |
| #include <linux/trusty/sm_err.h> |
| #include <linux/device.h> |
| #include <linux/pagemap.h> |
| |
| |
| #ifdef CONFIG_TRUSTY |
| #ifdef CONFIG_TRUSTY_INTERRUPT_MAP |
| extern void handle_trusty_ipi(int ipinr); |
| #endif |
| s32 trusty_std_call32(struct device *dev, u32 smcnr, u32 a0, u32 a1, u32 a2); |
| s32 trusty_fast_call32(struct device *dev, u32 smcnr, u32 a0, u32 a1, u32 a2); |
| #ifdef CONFIG_TRUSTY_WDT_FIQ_ARMV7_SUPPORT |
| s32 trusty_fast_call32_nodev(u32 smcnr, u32 a0, u32 a1, u32 a2); |
| #endif |
| #ifdef CONFIG_64BIT |
| s64 trusty_fast_call64(struct device *dev, u64 smcnr, u64 a0, u64 a1, u64 a2); |
| #endif |
| #else |
| static inline s32 trusty_std_call32(struct device *dev, u32 smcnr, |
| u32 a0, u32 a1, u32 a2) |
| { |
| return SM_ERR_UNDEFINED_SMC; |
| } |
| static inline s32 trusty_fast_call32(struct device *dev, u32 smcnr, |
| u32 a0, u32 a1, u32 a2) |
| { |
| return SM_ERR_UNDEFINED_SMC; |
| } |
| #ifdef CONFIG_64BIT |
| static inline s64 trusty_fast_call64(struct device *dev, |
| u64 smcnr, u64 a0, u64 a1, u64 a2) |
| { |
| return SM_ERR_UNDEFINED_SMC; |
| } |
| #endif |
| #endif |
| |
| struct notifier_block; |
| enum { |
| TRUSTY_CALL_PREPARE, |
| TRUSTY_CALL_RETURNED, |
| }; |
| int trusty_call_notifier_register(struct device *dev, |
| struct notifier_block *n); |
| int trusty_call_notifier_unregister(struct device *dev, |
| struct notifier_block *n); |
| const char *trusty_version_str_get(struct device *dev); |
| u32 trusty_get_api_version(struct device *dev); |
| |
| struct ns_mem_page_info { |
| uint64_t attr; |
| }; |
| |
| int trusty_encode_page_info(struct ns_mem_page_info *inf, |
| struct page *page, pgprot_t pgprot); |
| |
| int trusty_call32_mem_buf(struct device *dev, u32 smcnr, |
| struct page *page, u32 size, |
| pgprot_t pgprot); |
| |
| #endif |