root/drivers/firmware/qcom_scm.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. qcom_scm_remap_error

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
   3  */
   4 #ifndef __QCOM_SCM_INT_H
   5 #define __QCOM_SCM_INT_H
   6 
   7 #define QCOM_SCM_SVC_BOOT               0x1
   8 #define QCOM_SCM_BOOT_ADDR              0x1
   9 #define QCOM_SCM_SET_DLOAD_MODE         0x10
  10 #define QCOM_SCM_BOOT_ADDR_MC           0x11
  11 #define QCOM_SCM_SET_REMOTE_STATE       0xa
  12 extern int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id);
  13 extern int __qcom_scm_set_dload_mode(struct device *dev, bool enable);
  14 
  15 #define QCOM_SCM_FLAG_HLOS              0x01
  16 #define QCOM_SCM_FLAG_COLDBOOT_MC       0x02
  17 #define QCOM_SCM_FLAG_WARMBOOT_MC       0x04
  18 extern int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry,
  19                 const cpumask_t *cpus);
  20 extern int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
  21 
  22 #define QCOM_SCM_CMD_TERMINATE_PC       0x2
  23 #define QCOM_SCM_FLUSH_FLAG_MASK        0x3
  24 #define QCOM_SCM_CMD_CORE_HOTPLUGGED    0x10
  25 extern void __qcom_scm_cpu_power_down(u32 flags);
  26 
  27 #define QCOM_SCM_SVC_IO                 0x5
  28 #define QCOM_SCM_IO_READ                0x1
  29 #define QCOM_SCM_IO_WRITE               0x2
  30 extern int __qcom_scm_io_readl(struct device *dev, phys_addr_t addr, unsigned int *val);
  31 extern int __qcom_scm_io_writel(struct device *dev, phys_addr_t addr, unsigned int val);
  32 
  33 #define QCOM_SCM_SVC_INFO               0x6
  34 #define QCOM_IS_CALL_AVAIL_CMD          0x1
  35 extern int __qcom_scm_is_call_available(struct device *dev, u32 svc_id,
  36                 u32 cmd_id);
  37 
  38 #define QCOM_SCM_SVC_HDCP               0x11
  39 #define QCOM_SCM_CMD_HDCP               0x01
  40 extern int __qcom_scm_hdcp_req(struct device *dev,
  41                 struct qcom_scm_hdcp_req *req, u32 req_cnt, u32 *resp);
  42 
  43 extern void __qcom_scm_init(void);
  44 
  45 #define QCOM_SCM_SVC_PIL                0x2
  46 #define QCOM_SCM_PAS_INIT_IMAGE_CMD     0x1
  47 #define QCOM_SCM_PAS_MEM_SETUP_CMD      0x2
  48 #define QCOM_SCM_PAS_AUTH_AND_RESET_CMD 0x5
  49 #define QCOM_SCM_PAS_SHUTDOWN_CMD       0x6
  50 #define QCOM_SCM_PAS_IS_SUPPORTED_CMD   0x7
  51 #define QCOM_SCM_PAS_MSS_RESET          0xa
  52 extern bool __qcom_scm_pas_supported(struct device *dev, u32 peripheral);
  53 extern int  __qcom_scm_pas_init_image(struct device *dev, u32 peripheral,
  54                 dma_addr_t metadata_phys);
  55 extern int  __qcom_scm_pas_mem_setup(struct device *dev, u32 peripheral,
  56                 phys_addr_t addr, phys_addr_t size);
  57 extern int  __qcom_scm_pas_auth_and_reset(struct device *dev, u32 peripheral);
  58 extern int  __qcom_scm_pas_shutdown(struct device *dev, u32 peripheral);
  59 extern int  __qcom_scm_pas_mss_reset(struct device *dev, bool reset);
  60 
  61 /* common error codes */
  62 #define QCOM_SCM_V2_EBUSY       -12
  63 #define QCOM_SCM_ENOMEM         -5
  64 #define QCOM_SCM_EOPNOTSUPP     -4
  65 #define QCOM_SCM_EINVAL_ADDR    -3
  66 #define QCOM_SCM_EINVAL_ARG     -2
  67 #define QCOM_SCM_ERROR          -1
  68 #define QCOM_SCM_INTERRUPTED    1
  69 
  70 static inline int qcom_scm_remap_error(int err)
  71 {
  72         switch (err) {
  73         case QCOM_SCM_ERROR:
  74                 return -EIO;
  75         case QCOM_SCM_EINVAL_ADDR:
  76         case QCOM_SCM_EINVAL_ARG:
  77                 return -EINVAL;
  78         case QCOM_SCM_EOPNOTSUPP:
  79                 return -EOPNOTSUPP;
  80         case QCOM_SCM_ENOMEM:
  81                 return -ENOMEM;
  82         case QCOM_SCM_V2_EBUSY:
  83                 return -EBUSY;
  84         }
  85         return -EINVAL;
  86 }
  87 
  88 #define QCOM_SCM_SVC_MP                 0xc
  89 #define QCOM_SCM_RESTORE_SEC_CFG        2
  90 extern int __qcom_scm_restore_sec_cfg(struct device *dev, u32 device_id,
  91                                       u32 spare);
  92 #define QCOM_SCM_IOMMU_SECURE_PTBL_SIZE 3
  93 #define QCOM_SCM_IOMMU_SECURE_PTBL_INIT 4
  94 extern int __qcom_scm_iommu_secure_ptbl_size(struct device *dev, u32 spare,
  95                                              size_t *size);
  96 extern int __qcom_scm_iommu_secure_ptbl_init(struct device *dev, u64 addr,
  97                                              u32 size, u32 spare);
  98 #define QCOM_MEM_PROT_ASSIGN_ID 0x16
  99 extern int  __qcom_scm_assign_mem(struct device *dev,
 100                                   phys_addr_t mem_region, size_t mem_sz,
 101                                   phys_addr_t src, size_t src_sz,
 102                                   phys_addr_t dest, size_t dest_sz);
 103 
 104 #endif

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