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 #include "ta_xgmi_if.h"
  31
  32 #define PSP_FENCE_BUFFER_SIZE   0x1000
  33 #define PSP_CMD_BUFFER_SIZE     0x1000
  34 #define PSP_ASD_SHARED_MEM_SIZE 0x4000
  35 #define PSP_XGMI_SHARED_MEM_SIZE 0x4000
  36 #define PSP_1_MEG               0x100000
  37 #define PSP_TMR_SIZE    0x400000
  38
  39 struct psp_context;
  40 struct psp_xgmi_node_info;
  41 struct psp_xgmi_topology_info;
  42
  43 enum psp_ring_type
  44 {
  45         PSP_RING_TYPE__INVALID = 0,
  46         /*
  47          * These values map to the way the PSP kernel identifies the
  48          * rings.
  49          */
  50         PSP_RING_TYPE__UM = 1, /* User mode ring (formerly called RBI) */
  51         PSP_RING_TYPE__KM = 2  /* Kernel mode ring (formerly called GPCOM) */
  52 };
  53
  54 struct psp_ring
  55 {
  56         enum psp_ring_type              ring_type;
  57         struct psp_gfx_rb_frame         *ring_mem;
  58         uint64_t                        ring_mem_mc_addr;
  59         void                            *ring_mem_handle;
  60         uint32_t                        ring_size;
  61 };
  62
  63 struct psp_funcs
  64 {
  65         int (*init_microcode)(struct psp_context *psp);
  66         int (*bootloader_load_sysdrv)(struct psp_context *psp);
  67         int (*bootloader_load_sos)(struct psp_context *psp);
  68         int (*ring_init)(struct psp_context *psp, enum psp_ring_type ring_type);
  69         int (*ring_create)(struct psp_context *psp,
  70                            enum psp_ring_type ring_type);
  71         int (*ring_stop)(struct psp_context *psp,
  72                             enum psp_ring_type ring_type);
  73         int (*ring_destroy)(struct psp_context *psp,
  74                             enum psp_ring_type ring_type);
  75         int (*cmd_submit)(struct psp_context *psp,
  76                           struct amdgpu_firmware_info *ucode,
  77                           uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr,
  78                           int index);
  79         bool (*compare_sram_data)(struct psp_context *psp,
  80                                   struct amdgpu_firmware_info *ucode,
  81                                   enum AMDGPU_UCODE_ID ucode_type);
  82         bool (*smu_reload_quirk)(struct psp_context *psp);
  83         int (*mode1_reset)(struct psp_context *psp);
  84         int (*xgmi_get_node_id)(struct psp_context *psp, uint64_t *node_id);
  85         int (*xgmi_get_hive_id)(struct psp_context *psp, uint64_t *hive_id);
  86         int (*xgmi_get_topology_info)(struct psp_context *psp, int number_devices,
  87                                       struct psp_xgmi_topology_info *topology);
  88         int (*xgmi_set_topology_info)(struct psp_context *psp, int number_devices,
  89                                       struct psp_xgmi_topology_info *topology);
  90         bool (*support_vmr_ring)(struct psp_context *psp);
  91 };
  92
  93 struct psp_xgmi_context {
  94         uint8_t                         initialized;
  95         uint32_t                        session_id;
  96         struct amdgpu_bo                *xgmi_shared_bo;
  97         uint64_t                        xgmi_shared_mc_addr;
  98         void                            *xgmi_shared_buf;
  99 };
 100
 101 struct psp_context
 102 {
 103         struct amdgpu_device            *adev;
 104         struct psp_ring                 km_ring;
 105         struct psp_gfx_cmd_resp         *cmd;
 106
 107         const struct psp_funcs          *funcs;
 108
 109         /* firmware buffer */
 110         struct amdgpu_bo                *fw_pri_bo;
 111         uint64_t                        fw_pri_mc_addr;
 112         void                            *fw_pri_buf;
 113
 114         /* sos firmware */
 115         const struct firmware           *sos_fw;
 116         uint32_t                        sos_fw_version;
 117         uint32_t                        sos_feature_version;
 118         uint32_t                        sys_bin_size;
 119         uint32_t                        sos_bin_size;
 120         uint8_t                         *sys_start_addr;
 121         uint8_t                         *sos_start_addr;
 122
 123         /* tmr buffer */
 124         struct amdgpu_bo                *tmr_bo;
 125         uint64_t                        tmr_mc_addr;
 126         void                            *tmr_buf;
 127
 128         /* asd firmware and buffer */
 129         const struct firmware           *asd_fw;
 130         uint32_t                        asd_fw_version;
 131         uint32_t                        asd_feature_version;
 132         uint32_t                        asd_ucode_size;
 133         uint8_t                         *asd_start_addr;
 134         struct amdgpu_bo                *asd_shared_bo;
 135         uint64_t                        asd_shared_mc_addr;
 136         void                            *asd_shared_buf;
 137
 138         /* fence buffer */
 139         struct amdgpu_bo                *fence_buf_bo;
 140         uint64_t                        fence_buf_mc_addr;
 141         void                            *fence_buf;
 142
 143         /* cmd buffer */
 144         struct amdgpu_bo                *cmd_buf_bo;
 145         uint64_t                        cmd_buf_mc_addr;
 146         struct psp_gfx_cmd_resp         *cmd_buf_mem;
 147
 148         /* fence value associated with cmd buffer */
 149         atomic_t                        fence_value;
 150
 151         /* xgmi ta firmware and buffer */
 152         const struct firmware           *ta_fw;
 153         uint32_t                        ta_xgmi_ucode_version;
 154         uint32_t                        ta_xgmi_ucode_size;
 155         uint8_t                         *ta_xgmi_start_addr;
 156         struct psp_xgmi_context         xgmi_context;
 157 };
 158
 159 struct amdgpu_psp_funcs {
 160         bool (*check_fw_loading_status)(struct amdgpu_device *adev,
 161                                         enum AMDGPU_UCODE_ID);
 162 };
 163
 164 #define AMDGPU_XGMI_MAX_CONNECTED_NODES         64
 165 struct psp_xgmi_node_info {
 166         uint64_t                                node_id;
 167         uint8_t                                 num_hops;
 168         uint8_t                                 is_sharing_enabled;
 169         enum ta_xgmi_assigned_sdma_engine       sdma_engine;
 170 };
 171
 172 struct psp_xgmi_topology_info {
 173         uint32_t                        num_nodes;
 174         struct psp_xgmi_node_info       nodes[AMDGPU_XGMI_MAX_CONNECTED_NODES];
 175 };
 176
 177 #define psp_ring_init(psp, type) (psp)->funcs->ring_init((psp), (type))
 178 #define psp_ring_create(psp, type) (psp)->funcs->ring_create((psp), (type))
 179 #define psp_ring_stop(psp, type) (psp)->funcs->ring_stop((psp), (type))
 180 #define psp_ring_destroy(psp, type) ((psp)->funcs->ring_destroy((psp), (type)))
 181 #define psp_cmd_submit(psp, ucode, cmd_mc, fence_mc, index) \
 182                 (psp)->funcs->cmd_submit((psp), (ucode), (cmd_mc), (fence_mc), (index))
 183 #define psp_compare_sram_data(psp, ucode, type) \
 184                 (psp)->funcs->compare_sram_data((psp), (ucode), (type))
 185 #define psp_init_microcode(psp) \
 186                 ((psp)->funcs->init_microcode ? (psp)->funcs->init_microcode((psp)) : 0)
 187 #define psp_bootloader_load_sysdrv(psp) \
 188                 ((psp)->funcs->bootloader_load_sysdrv ? (psp)->funcs->bootloader_load_sysdrv((psp)) : 0)
 189 #define psp_bootloader_load_sos(psp) \
 190                 ((psp)->funcs->bootloader_load_sos ? (psp)->funcs->bootloader_load_sos((psp)) : 0)
 191 #define psp_smu_reload_quirk(psp) \
 192                 ((psp)->funcs->smu_reload_quirk ? (psp)->funcs->smu_reload_quirk((psp)) : false)
 193 #define psp_support_vmr_ring(psp) \
 194                 ((psp)->funcs->support_vmr_ring ? (psp)->funcs->support_vmr_ring((psp)) : false)
 195 #define psp_mode1_reset(psp) \
 196                 ((psp)->funcs->mode1_reset ? (psp)->funcs->mode1_reset((psp)) : false)
 197 #define psp_xgmi_get_node_id(psp, node_id) \
 198                 ((psp)->funcs->xgmi_get_node_id ? (psp)->funcs->xgmi_get_node_id((psp), (node_id)) : -EINVAL)
 199 #define psp_xgmi_get_hive_id(psp, hive_id) \
 200                 ((psp)->funcs->xgmi_get_hive_id ? (psp)->funcs->xgmi_get_hive_id((psp), (hive_id)) : -EINVAL)
 201 #define psp_xgmi_get_topology_info(psp, num_device, topology) \
 202                 ((psp)->funcs->xgmi_get_topology_info ? \
 203                 (psp)->funcs->xgmi_get_topology_info((psp), (num_device), (topology)) : -EINVAL)
 204 #define psp_xgmi_set_topology_info(psp, num_device, topology) \
 205                 ((psp)->funcs->xgmi_set_topology_info ?  \
 206                 (psp)->funcs->xgmi_set_topology_info((psp), (num_device), (topology)) : -EINVAL)
 207
 208 #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i))
 209
 210 extern const struct amd_ip_funcs psp_ip_funcs;
 211
 212 extern const struct amdgpu_ip_block_version psp_v3_1_ip_block;
 213 extern int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
 214                         uint32_t field_val, uint32_t mask, bool check_changed);
 215
 216 extern const struct amdgpu_ip_block_version psp_v10_0_ip_block;
 217
 218 int psp_gpu_reset(struct amdgpu_device *adev);
 219 int psp_xgmi_invoke(struct psp_context *psp, uint32_t ta_cmd_id);
 220 extern const struct amdgpu_ip_block_version psp_v11_0_ip_block;
 221
 222 #endif