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[linux.git] / 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 #define PSP_TMR_SIZE    0x400000
36
37 struct psp_context;
38 struct psp_xgmi_topology_info;
39
40 enum psp_ring_type
41 {
42         PSP_RING_TYPE__INVALID = 0,
43         /*
44          * These values map to the way the PSP kernel identifies the
45          * rings.
46          */
47         PSP_RING_TYPE__UM = 1, /* User mode ring (formerly called RBI) */
48         PSP_RING_TYPE__KM = 2  /* Kernel mode ring (formerly called GPCOM) */
49 };
50
51 struct psp_ring
52 {
53         enum psp_ring_type              ring_type;
54         struct psp_gfx_rb_frame         *ring_mem;
55         uint64_t                        ring_mem_mc_addr;
56         void                            *ring_mem_handle;
57         uint32_t                        ring_size;
58 };
59
60 struct psp_funcs
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,
69                            enum psp_ring_type ring_type);
70         int (*ring_stop)(struct psp_context *psp,
71                             enum psp_ring_type ring_type);
72         int (*ring_destroy)(struct psp_context *psp,
73                             enum psp_ring_type ring_type);
74         int (*cmd_submit)(struct psp_context *psp,
75                           struct amdgpu_firmware_info *ucode,
76                           uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr,
77                           int index);
78         bool (*compare_sram_data)(struct psp_context *psp,
79                                   struct amdgpu_firmware_info *ucode,
80                                   enum AMDGPU_UCODE_ID ucode_type);
81         bool (*smu_reload_quirk)(struct psp_context *psp);
82         int (*mode1_reset)(struct psp_context *psp);
83         uint64_t (*xgmi_get_device_id)(struct psp_context *psp);
84         uint64_t (*xgmi_get_hive_id)(struct psp_context *psp);
85         int (*xgmi_get_topology_info)(struct psp_context *psp, int number_devices,
86                         struct psp_xgmi_topology_info *topology);
87         int (*xgmi_set_topology_info)(struct psp_context *psp, int number_devices,
88                         struct psp_xgmi_topology_info *topology);
89 };
90
91 struct psp_context
92 {
93         struct amdgpu_device            *adev;
94         struct psp_ring                 km_ring;
95         struct psp_gfx_cmd_resp         *cmd;
96
97         const struct psp_funcs          *funcs;
98
99         /* fence buffer */
100         struct amdgpu_bo                *fw_pri_bo;
101         uint64_t                        fw_pri_mc_addr;
102         void                            *fw_pri_buf;
103
104         /* sos firmware */
105         const struct firmware           *sos_fw;
106         uint32_t                        sos_fw_version;
107         uint32_t                        sos_feature_version;
108         uint32_t                        sys_bin_size;
109         uint32_t                        sos_bin_size;
110         uint8_t                         *sys_start_addr;
111         uint8_t                         *sos_start_addr;
112
113         /* tmr buffer */
114         struct amdgpu_bo                *tmr_bo;
115         uint64_t                        tmr_mc_addr;
116         void                            *tmr_buf;
117
118         /* asd firmware and buffer */
119         const struct firmware           *asd_fw;
120         uint32_t                        asd_fw_version;
121         uint32_t                        asd_feature_version;
122         uint32_t                        asd_ucode_size;
123         uint8_t                         *asd_start_addr;
124         struct amdgpu_bo                *asd_shared_bo;
125         uint64_t                        asd_shared_mc_addr;
126         void                            *asd_shared_buf;
127
128         /* fence buffer */
129         struct amdgpu_bo                *fence_buf_bo;
130         uint64_t                        fence_buf_mc_addr;
131         void                            *fence_buf;
132
133         /* cmd buffer */
134         struct amdgpu_bo                *cmd_buf_bo;
135         uint64_t                        cmd_buf_mc_addr;
136         struct psp_gfx_cmd_resp         *cmd_buf_mem;
137 };
138
139 struct amdgpu_psp_funcs {
140         bool (*check_fw_loading_status)(struct amdgpu_device *adev,
141                                         enum AMDGPU_UCODE_ID);
142 };
143
144 struct psp_xgmi_topology_info {
145         /* Generated by PSP to identify the GPU instance within xgmi connection */
146         uint64_t                        device_id;
147         /*
148          * If all bits set to 0 , driver indicates it wants to retrieve the xgmi
149          * connection vector topology, but not access enable the connections
150          * if some or all bits are set to 1, driver indicates it want to retrieve the
151          * current xgmi topology and  access enable the link to GPU[i] associated
152          * with the bit position in the  vector.
153          * On return,: bits indicated which xgmi links are present/active depending
154          * on the  value passed in. The relative bit offset for the  relative GPU index
155          * within the  hive is always marked active.
156          */
157         uint32_t                        connection_mask;
158         uint32_t                        reserved; /* must be  0 */
159 };
160
161 #define psp_prep_cmd_buf(ucode, type) (psp)->funcs->prep_cmd_buf((ucode), (type))
162 #define psp_ring_init(psp, type) (psp)->funcs->ring_init((psp), (type))
163 #define psp_ring_create(psp, type) (psp)->funcs->ring_create((psp), (type))
164 #define psp_ring_stop(psp, type) (psp)->funcs->ring_stop((psp), (type))
165 #define psp_ring_destroy(psp, type) ((psp)->funcs->ring_destroy((psp), (type)))
166 #define psp_cmd_submit(psp, ucode, cmd_mc, fence_mc, index) \
167                 (psp)->funcs->cmd_submit((psp), (ucode), (cmd_mc), (fence_mc), (index))
168 #define psp_compare_sram_data(psp, ucode, type) \
169                 (psp)->funcs->compare_sram_data((psp), (ucode), (type))
170 #define psp_init_microcode(psp) \
171                 ((psp)->funcs->init_microcode ? (psp)->funcs->init_microcode((psp)) : 0)
172 #define psp_bootloader_load_sysdrv(psp) \
173                 ((psp)->funcs->bootloader_load_sysdrv ? (psp)->funcs->bootloader_load_sysdrv((psp)) : 0)
174 #define psp_bootloader_load_sos(psp) \
175                 ((psp)->funcs->bootloader_load_sos ? (psp)->funcs->bootloader_load_sos((psp)) : 0)
176 #define psp_smu_reload_quirk(psp) \
177                 ((psp)->funcs->smu_reload_quirk ? (psp)->funcs->smu_reload_quirk((psp)) : false)
178 #define psp_mode1_reset(psp) \
179                 ((psp)->funcs->mode1_reset ? (psp)->funcs->mode1_reset((psp)) : false)
180 #define psp_xgmi_get_device_id(psp) \
181                 ((psp)->funcs->xgmi_get_device_id ? (psp)->funcs->xgmi_get_device_id((psp)) : 0)
182 #define psp_xgmi_get_hive_id(psp) \
183                 ((psp)->funcs->xgmi_get_hive_id ? (psp)->funcs->xgmi_get_hive_id((psp)) : 0)
184 #define psp_xgmi_get_topology_info(psp, num_device, topology) \
185                 ((psp)->funcs->xgmi_get_topology_info ? \
186                 (psp)->funcs->xgmi_get_topology_info((psp), (num_device), (topology)) : -EINVAL)
187 #define psp_xgmi_set_topology_info(psp, num_device, topology) \
188                 ((psp)->funcs->xgmi_set_topology_info ?  \
189                 (psp)->funcs->xgmi_set_topology_info((psp), (num_device), (topology)) : -EINVAL)
190
191 #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i))
192
193 extern const struct amd_ip_funcs psp_ip_funcs;
194
195 extern const struct amdgpu_ip_block_version psp_v3_1_ip_block;
196 extern int psp_wait_for(struct psp_context *psp, uint32_t reg_index,
197                         uint32_t field_val, uint32_t mask, bool check_changed);
198
199 extern const struct amdgpu_ip_block_version psp_v10_0_ip_block;
200
201 int psp_gpu_reset(struct amdgpu_device *adev);
202 extern const struct amdgpu_ip_block_version psp_v11_0_ip_block;
203
204 #endif
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