drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h

   1 /*
   2  * Copyright 2016 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * Author: Huang Rui
  23  *
  24  */
  25 #ifndef __AMDGPU_PSP_H__
  26 #define __AMDGPU_PSP_H__
  27
  28 #include "amdgpu.h"
  29 #include "psp_gfx_if.h"
  30
  31 #define PSP_FENCE_BUFFER_SIZE   0x1000
  32 #define PSP_CMD_BUFFER_SIZE     0x1000
  33 #define PSP_ASD_SHARED_MEM_SIZE 0x4000
  34 #define PSP_1_MEG               0x100000
  35
  36 enum psp_ring_type
  37 {
  38         PSP_RING_TYPE__INVALID = 0,
  39         /*
  40          * These values map to the way the PSP kernel identifies the
  41          * rings.
  42          */
  43         PSP_RING_TYPE__UM = 1, /* User mode ring (formerly called RBI) */
  44         PSP_RING_TYPE__KM = 2  /* Kernel mode ring (formerly called GPCOM) */
  45 };
  46
  47 struct psp_ring
  48 {
  49         enum psp_ring_type              ring_type;
  50         struct psp_gfx_rb_frame         *ring_mem;
  51         uint64_t                        ring_mem_mc_addr;
  52         void                            *ring_mem_handle;
  53         uint32_t                        ring_size;
  54 };
  55
  56 struct psp_context
  57 {
  58         struct amdgpu_device            *adev;
  59         struct psp_ring                 km_ring;
  60         struct psp_gfx_cmd_resp         *cmd;
  61
  62         int (*init_microcode)(struct psp_context *psp);
  63         int (*bootloader_load_sysdrv)(struct psp_context *psp);
  64         int (*bootloader_load_sos)(struct psp_context *psp);
  65         int (*prep_cmd_buf)(struct amdgpu_firmware_info *ucode,
  66                             struct psp_gfx_cmd_resp *cmd);
  67         int (*ring_init)(struct psp_context *psp, enum psp_ring_type ring_type);
  68         int (*ring_create)(struct psp_context *psp, enum psp_ring_type ring_type);
  69         int (*ring_destroy)(struct psp_context *psp,
  70                             enum psp_ring_type ring_type);
  71         int (*cmd_submit)(struct psp_context *psp, struct amdgpu_firmware_info *ucode,
  72                           uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr, int index);
  73         bool (*compare_sram_data)(struct psp_context *psp,
  74                                   struct amdgpu_firmware_info *ucode,
  75                                   enum AMDGPU_UCODE_ID ucode_type);
  76         bool (*smu_reload_quirk)(struct psp_context *psp);
  77
  78         /* fence buffer */
  79         struct amdgpu_bo                *fw_pri_bo;
  80         uint64_t                        fw_pri_mc_addr;
  81         void                            *fw_pri_buf;
  82
  83         /* sos firmware */
  84         const struct firmware           *sos_fw;
  85         uint32_t                        sos_fw_version;
  86         uint32_t                        sos_feature_version;
  87         uint32_t                        sys_bin_size;
  88         uint32_t                        sos_bin_size;
  89         uint8_t                         *sys_start_addr;
  90         uint8_t                         *sos_start_addr;
  91
  92         /* tmr buffer */
  93         struct amdgpu_bo                *tmr_bo;
  94         uint64_t                        tmr_mc_addr;
  95         void                            *tmr_buf;
  96
  97         /* asd firmware and buffer */
  98         const struct firmware           *asd_fw;
  99         uint32_t                        asd_fw_version;
 100         uint32_t                        asd_feature_version;
 101         uint32_t                        asd_ucode_size;
 102         uint8_t                         *asd_start_addr;
 103         struct amdgpu_bo                *asd_shared_bo;
 104         uint64_t                        asd_shared_mc_addr;
 105         void                            *asd_shared_buf;
 106
 107         /* fence buffer */
 108         struct amdgpu_bo                *fence_buf_bo;
 109         uint64_t                        fence_buf_mc_addr;
 110         void                            *fence_buf;
 111 };
 112
 113 struct amdgpu_psp_funcs {
 114         bool (*check_fw_loading_status)(struct amdgpu_device *adev,
 115                                         enum AMDGPU_UCODE_ID);
 116 };
 117
 118 #define psp_prep_cmd_buf(ucode, type) (psp)->prep_cmd_buf((ucode), (type))
 119 #define psp_ring_init(psp, type) (psp)->ring_init((psp), (type))
 120 #define psp_ring_create(psp, type) (psp)->ring_create((psp), (type))
 121 #define psp_ring_destroy(psp, type) ((psp)->ring_destroy((psp), (type)))
 122 #define psp_cmd_submit(psp, ucode, cmd_mc, fence_mc, index) \
 123                 (psp)->cmd_submit((psp), (ucode), (cmd_mc), (fence_mc), (index))
 124 #define psp_compare_sram_data(psp, ucode, type) \
 125                 (psp)->compare_sram_data((psp), (ucode), (type))
 126 #define psp_init_microcode(psp) \
 127                 ((psp)->init_microcode ? (psp)->init_microcode((psp)) : 0)
 128 #define psp_bootloader_load_sysdrv(psp) \
 129                 ((psp)->bootloader_load_sysdrv ? (psp)->bootloader_load_sysdrv((psp)) : 0)
 130 #define psp_bootloader_load_sos(psp) \
 131                 ((psp)->bootloader_load_sos ? (psp)->bootloader_load_sos((psp)) : 0)
 132 #define psp_smu_reload_quirk(psp) \
 133                 ((psp)->smu_reload_quirk ? (psp)->smu_reload_quirk((psp)) : false)
 134
 135 extern const struct amd_ip_funcs psp_ip_funcs;
 136
 137 extern const struct amdgpu_ip_block_version psp_v3_1_ip_block;
 138 extern int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
 139                         uint32_t field_val, uint32_t mask, bool check_changed);
 140
 141 #endif