xref: /linux/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.h (revision 46e6acfe3501fa938af9c5bd730f0020235b08a2)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright 2023 Advanced Micro Devices, Inc.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be included in
13  * all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21  * OTHER DEALINGS IN THE SOFTWARE.
22  *
23  */
24 
25 #ifndef __AMDGPU_UMSCH_MM_H__
26 #define __AMDGPU_UMSCH_MM_H__
27 
28 enum UMSCH_SWIP_ENGINE_TYPE {
29 	UMSCH_SWIP_ENGINE_TYPE_VCN0 = 0,
30 	UMSCH_SWIP_ENGINE_TYPE_VCN1 = 1,
31 	UMSCH_SWIP_ENGINE_TYPE_VCN = 2,
32 	UMSCH_SWIP_ENGINE_TYPE_VPE = 3,
33 	UMSCH_SWIP_ENGINE_TYPE_MAX
34 };
35 
36 enum UMSCH_CONTEXT_PRIORITY_LEVEL {
37 	CONTEXT_PRIORITY_LEVEL_IDLE = 0,
38 	CONTEXT_PRIORITY_LEVEL_NORMAL = 1,
39 	CONTEXT_PRIORITY_LEVEL_FOCUS = 2,
40 	CONTEXT_PRIORITY_LEVEL_REALTIME = 3,
41 	CONTEXT_PRIORITY_NUM_LEVELS
42 };
43 
44 struct umsch_mm_set_resource_input {
45 	uint32_t vmid_mask_mm_vcn;
46 	uint32_t vmid_mask_mm_vpe;
47 	uint32_t collaboration_mask_vpe;
48 	uint32_t logging_vmid;
49 	uint32_t engine_mask;
50 	union {
51 		struct {
52 			uint32_t disable_reset : 1;
53 			uint32_t disable_umsch_mm_log : 1;
54 			uint32_t use_rs64mem_for_proc_ctx_csa : 1;
55 			uint32_t reserved : 29;
56 		};
57 		uint32_t uint32_all;
58 	};
59 };
60 
61 struct amdgpu_umsch_fwlog {
62 	uint32_t rptr;
63 	uint32_t wptr;
64 	uint32_t buffer_size;
65 	uint32_t header_size;
66 	uint32_t wrapped;
67 };
68 
69 struct umsch_mm_add_queue_input {
70 	uint32_t process_id;
71 	uint64_t page_table_base_addr;
72 	uint64_t process_va_start;
73 	uint64_t process_va_end;
74 	uint64_t process_quantum;
75 	uint64_t process_csa_addr;
76 	uint64_t context_quantum;
77 	uint64_t context_csa_addr;
78 	uint32_t inprocess_context_priority;
79 	enum UMSCH_CONTEXT_PRIORITY_LEVEL context_global_priority_level;
80 	uint32_t doorbell_offset_0;
81 	uint32_t doorbell_offset_1;
82 	enum UMSCH_SWIP_ENGINE_TYPE engine_type;
83 	uint32_t affinity;
84 	uint64_t mqd_addr;
85 	uint64_t h_context;
86 	uint64_t h_queue;
87 	uint32_t vm_context_cntl;
88 
89 	uint32_t process_csa_array_index;
90 	uint32_t context_csa_array_index;
91 
92 	struct {
93 		uint32_t is_context_suspended : 1;
94 		uint32_t collaboration_mode : 1;
95 		uint32_t reserved : 30;
96 	};
97 };
98 
99 struct umsch_mm_remove_queue_input {
100 	uint32_t doorbell_offset_0;
101 	uint32_t doorbell_offset_1;
102 	uint64_t context_csa_addr;
103 	uint32_t context_csa_array_index;
104 };
105 
106 struct MQD_INFO {
107 	uint32_t rb_base_hi;
108 	uint32_t rb_base_lo;
109 	uint32_t rb_size;
110 	uint32_t wptr_val;
111 	uint32_t rptr_val;
112 	uint32_t unmapped;
113 	uint32_t vmid;
114 };
115 
116 struct amdgpu_umsch_mm;
117 
118 struct umsch_mm_funcs {
119 	int (*set_hw_resources)(struct amdgpu_umsch_mm *umsch);
120 	int (*add_queue)(struct amdgpu_umsch_mm *umsch,
121 			 struct umsch_mm_add_queue_input *input);
122 	int (*remove_queue)(struct amdgpu_umsch_mm *umsch,
123 			    struct umsch_mm_remove_queue_input *input);
124 	int (*set_regs)(struct amdgpu_umsch_mm *umsch);
125 	int (*init_microcode)(struct amdgpu_umsch_mm *umsch);
126 	int (*load_microcode)(struct amdgpu_umsch_mm *umsch);
127 	int (*ring_init)(struct amdgpu_umsch_mm *umsch);
128 	int (*ring_start)(struct amdgpu_umsch_mm *umsch);
129 	int (*ring_stop)(struct amdgpu_umsch_mm *umsch);
130 	int (*ring_fini)(struct amdgpu_umsch_mm *umsch);
131 };
132 
133 struct amdgpu_umsch_mm {
134 	struct amdgpu_ring		ring;
135 
136 	uint32_t			rb_wptr;
137 	uint32_t			rb_rptr;
138 
139 	const struct umsch_mm_funcs	*funcs;
140 
141 	const struct firmware		*fw;
142 	uint32_t			fw_version;
143 	uint32_t			feature_version;
144 
145 	struct amdgpu_bo		*ucode_fw_obj;
146 	uint64_t			ucode_fw_gpu_addr;
147 	uint32_t			*ucode_fw_ptr;
148 	uint64_t			irq_start_addr;
149 	uint64_t			uc_start_addr;
150 	uint32_t			ucode_size;
151 
152 	struct amdgpu_bo		*data_fw_obj;
153 	uint64_t			data_fw_gpu_addr;
154 	uint32_t			*data_fw_ptr;
155 	uint64_t			data_start_addr;
156 	uint32_t			data_size;
157 
158 	struct amdgpu_bo		*cmd_buf_obj;
159 	uint64_t			cmd_buf_gpu_addr;
160 	uint32_t			*cmd_buf_ptr;
161 	uint32_t			*cmd_buf_curr_ptr;
162 
163 	uint32_t			wb_index;
164 	uint64_t			sch_ctx_gpu_addr;
165 	uint32_t			*sch_ctx_cpu_addr;
166 
167 	uint32_t			vmid_mask_mm_vcn;
168 	uint32_t			vmid_mask_mm_vpe;
169 	uint32_t			engine_mask;
170 	uint32_t			vcn0_hqd_mask;
171 	uint32_t			vcn1_hqd_mask;
172 	uint32_t			vcn_hqd_mask[2];
173 	uint32_t			vpe_hqd_mask;
174 	uint32_t			agdb_index[CONTEXT_PRIORITY_NUM_LEVELS];
175 
176 	struct mutex			mutex_hidden;
177 	struct amdgpu_bo		*dbglog_bo;
178 	void				*log_cpu_addr;
179 	uint64_t			log_gpu_addr;
180 	uint32_t			mem_size;
181 	uint32_t			log_offset;
182 };
183 
184 int amdgpu_umsch_mm_submit_pkt(struct amdgpu_umsch_mm *umsch, void *pkt, int ndws);
185 int amdgpu_umsch_mm_query_fence(struct amdgpu_umsch_mm *umsch);
186 
187 int amdgpu_umsch_mm_init_microcode(struct amdgpu_umsch_mm *umsch);
188 int amdgpu_umsch_mm_allocate_ucode_buffer(struct amdgpu_umsch_mm *umsch);
189 int amdgpu_umsch_mm_allocate_ucode_data_buffer(struct amdgpu_umsch_mm *umsch);
190 
191 int amdgpu_umsch_mm_psp_execute_cmd_buf(struct amdgpu_umsch_mm *umsch);
192 
193 int amdgpu_umsch_mm_ring_init(struct amdgpu_umsch_mm *umsch);
194 
195 void amdgpu_debugfs_umsch_fwlog_init(struct amdgpu_device *adev,
196 			struct amdgpu_umsch_mm *umsch);
197 
198 void amdgpu_umsch_fwlog_init(struct amdgpu_umsch_mm *umsch_mm);
199 
200 #define WREG32_SOC15_UMSCH(reg, value)								\
201 	do {											\
202 		uint32_t reg_offset = adev->reg_offset[VCN_HWIP][0][reg##_BASE_IDX] + reg;	\
203 		if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {				\
204 			*adev->umsch_mm.cmd_buf_curr_ptr++ = (reg_offset << 2);			\
205 			*adev->umsch_mm.cmd_buf_curr_ptr++ = value;				\
206 		} else	{									\
207 			WREG32(reg_offset, value);						\
208 		}										\
209 	} while (0)
210 
211 #define umsch_mm_set_hw_resources(umsch) \
212 	((umsch)->funcs->set_hw_resources ? (umsch)->funcs->set_hw_resources((umsch)) : 0)
213 #define umsch_mm_add_queue(umsch, input) \
214 	((umsch)->funcs->add_queue ? (umsch)->funcs->add_queue((umsch), (input)) : 0)
215 #define umsch_mm_remove_queue(umsch, input) \
216 	((umsch)->funcs->remove_queue ? (umsch)->funcs->remove_queue((umsch), (input)) : 0)
217 
218 #define umsch_mm_set_regs(umsch) \
219 	((umsch)->funcs->set_regs ? (umsch)->funcs->set_regs((umsch)) : 0)
220 #define umsch_mm_init_microcode(umsch) \
221 	((umsch)->funcs->init_microcode ? (umsch)->funcs->init_microcode((umsch)) : 0)
222 #define umsch_mm_load_microcode(umsch) \
223 	((umsch)->funcs->load_microcode ? (umsch)->funcs->load_microcode((umsch)) : 0)
224 
225 #define umsch_mm_ring_init(umsch) \
226 	((umsch)->funcs->ring_init ? (umsch)->funcs->ring_init((umsch)) : 0)
227 #define umsch_mm_ring_start(umsch) \
228 	((umsch)->funcs->ring_start ? (umsch)->funcs->ring_start((umsch)) : 0)
229 #define umsch_mm_ring_stop(umsch) \
230 	((umsch)->funcs->ring_stop ? (umsch)->funcs->ring_stop((umsch)) : 0)
231 #define umsch_mm_ring_fini(umsch) \
232 	((umsch)->funcs->ring_fini ? (umsch)->funcs->ring_fini((umsch)) : 0)
233 
234 static inline void amdgpu_umsch_mm_lock(struct amdgpu_umsch_mm *umsch)
235 {
236 	mutex_lock(&umsch->mutex_hidden);
237 }
238 
239 static inline void amdgpu_umsch_mm_unlock(struct amdgpu_umsch_mm *umsch)
240 {
241 	mutex_unlock(&umsch->mutex_hidden);
242 }
243 
244 extern const struct amdgpu_ip_block_version umsch_mm_v4_0_ip_block;
245 
246 #endif
247