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1 /* SPDX-License-Identifier: GPL-2.0
2  *
3  * Copyright 2016-2019 HabanaLabs, Ltd.
4  * All Rights Reserved.
5  *
6  */
7 
8 #ifndef GOYAP_H_
9 #define GOYAP_H_
10 
11 #include <uapi/misc/habanalabs.h>
12 #include "../common/habanalabs.h"
13 #include "../include/common/hl_boot_if.h"
14 #include "../include/goya/goya_packets.h"
15 #include "../include/goya/goya.h"
16 #include "../include/goya/goya_async_events.h"
17 #include "../include/goya/goya_fw_if.h"
18 
19 #define NUMBER_OF_CMPLT_QUEUES		5
20 #define NUMBER_OF_EXT_HW_QUEUES		5
21 #define NUMBER_OF_CPU_HW_QUEUES		1
22 #define NUMBER_OF_INT_HW_QUEUES		9
23 #define NUMBER_OF_HW_QUEUES		(NUMBER_OF_EXT_HW_QUEUES + \
24 					NUMBER_OF_CPU_HW_QUEUES + \
25 					NUMBER_OF_INT_HW_QUEUES)
26 
27 /*
28  * Number of MSIX interrupts IDS:
29  * Each completion queue has 1 ID
30  * The event queue has 1 ID
31  */
32 #define NUMBER_OF_INTERRUPTS		(NUMBER_OF_CMPLT_QUEUES + 1)
33 
34 #if (NUMBER_OF_INTERRUPTS > GOYA_MSIX_ENTRIES)
35 #error "Number of MSIX interrupts must be smaller or equal to GOYA_MSIX_ENTRIES"
36 #endif
37 
38 #define QMAN_FENCE_TIMEOUT_USEC		10000		/* 10 ms */
39 
40 #define QMAN_STOP_TIMEOUT_USEC		100000		/* 100 ms */
41 
42 #define CORESIGHT_TIMEOUT_USEC		100000		/* 100 ms */
43 
44 #define GOYA_CPU_TIMEOUT_USEC		15000000	/* 15s */
45 
46 #define TPC_ENABLED_MASK		0xFF
47 
48 #define PLL_HIGH_DEFAULT		1575000000	/* 1.575 GHz */
49 
50 #define MAX_POWER_DEFAULT		200000		/* 200W */
51 
52 #define DRAM_PHYS_DEFAULT_SIZE		0x100000000ull	/* 4GB */
53 
54 #define GOYA_DEFAULT_CARD_NAME		"HL1000"
55 
56 #define GOYA_MAX_PENDING_CS		64
57 
58 #if !IS_MAX_PENDING_CS_VALID(GOYA_MAX_PENDING_CS)
59 #error "GOYA_MAX_PENDING_CS must be power of 2 and greater than 1"
60 #endif
61 
62 /* DRAM Memory Map */
63 
64 #define CPU_FW_IMAGE_SIZE		0x10000000	/* 256MB */
65 #define MMU_PAGE_TABLES_SIZE		0x0FC00000	/* 252MB */
66 #define MMU_DRAM_DEFAULT_PAGE_SIZE	0x00200000	/* 2MB */
67 #define MMU_CACHE_MNG_SIZE		0x00001000	/* 4KB */
68 
69 #define CPU_FW_IMAGE_ADDR		DRAM_PHYS_BASE
70 #define MMU_PAGE_TABLES_ADDR		(CPU_FW_IMAGE_ADDR + CPU_FW_IMAGE_SIZE)
71 #define MMU_DRAM_DEFAULT_PAGE_ADDR	(MMU_PAGE_TABLES_ADDR + \
72 						MMU_PAGE_TABLES_SIZE)
73 #define MMU_CACHE_MNG_ADDR		(MMU_DRAM_DEFAULT_PAGE_ADDR + \
74 					MMU_DRAM_DEFAULT_PAGE_SIZE)
75 #define DRAM_DRIVER_END_ADDR		(MMU_CACHE_MNG_ADDR + \
76 						MMU_CACHE_MNG_SIZE)
77 
78 #define DRAM_BASE_ADDR_USER		0x20000000
79 
80 #if (DRAM_DRIVER_END_ADDR > DRAM_BASE_ADDR_USER)
81 #error "Driver must reserve no more than 512MB"
82 #endif
83 
84 /*
85  * SRAM Memory Map for Driver
86  *
87  * Driver occupies DRIVER_SRAM_SIZE bytes from the start of SRAM. It is used for
88  * MME/TPC QMANs
89  *
90  */
91 
92 #define MME_QMAN_BASE_OFFSET	0x000000	/* Must be 0 */
93 #define MME_QMAN_LENGTH		64
94 #define TPC_QMAN_LENGTH		64
95 
96 #define TPC0_QMAN_BASE_OFFSET	(MME_QMAN_BASE_OFFSET + \
97 				(MME_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
98 #define TPC1_QMAN_BASE_OFFSET	(TPC0_QMAN_BASE_OFFSET + \
99 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
100 #define TPC2_QMAN_BASE_OFFSET	(TPC1_QMAN_BASE_OFFSET + \
101 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
102 #define TPC3_QMAN_BASE_OFFSET	(TPC2_QMAN_BASE_OFFSET + \
103 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
104 #define TPC4_QMAN_BASE_OFFSET	(TPC3_QMAN_BASE_OFFSET + \
105 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
106 #define TPC5_QMAN_BASE_OFFSET	(TPC4_QMAN_BASE_OFFSET + \
107 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
108 #define TPC6_QMAN_BASE_OFFSET	(TPC5_QMAN_BASE_OFFSET + \
109 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
110 #define TPC7_QMAN_BASE_OFFSET	(TPC6_QMAN_BASE_OFFSET + \
111 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
112 
113 #define SRAM_DRIVER_RES_OFFSET	(TPC7_QMAN_BASE_OFFSET + \
114 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
115 
116 #if (SRAM_DRIVER_RES_OFFSET >= GOYA_KMD_SRAM_RESERVED_SIZE_FROM_START)
117 #error "MME/TPC QMANs SRAM space exceeds limit"
118 #endif
119 
120 #define SRAM_USER_BASE_OFFSET	GOYA_KMD_SRAM_RESERVED_SIZE_FROM_START
121 
122 /* Virtual address space */
123 #define VA_HOST_SPACE_START	0x1000000000000ull	/* 256TB */
124 #define VA_HOST_SPACE_END	0x3FF8000000000ull	/* 1PB - 1TB */
125 #define VA_HOST_SPACE_SIZE	(VA_HOST_SPACE_END - \
126 					VA_HOST_SPACE_START) /* 767TB */
127 
128 #define VA_DDR_SPACE_START	0x800000000ull		/* 32GB */
129 #define VA_DDR_SPACE_END	0x2000000000ull		/* 128GB */
130 #define VA_DDR_SPACE_SIZE	(VA_DDR_SPACE_END - \
131 					VA_DDR_SPACE_START)	/* 128GB */
132 
133 #if (HL_CPU_ACCESSIBLE_MEM_SIZE != SZ_2M)
134 #error "HL_CPU_ACCESSIBLE_MEM_SIZE must be exactly 2MB to enable MMU mapping"
135 #endif
136 
137 #define VA_CPU_ACCESSIBLE_MEM_ADDR	0x8000000000ull
138 
139 #define DMA_MAX_TRANSFER_SIZE	U32_MAX
140 
141 #define HW_CAP_PLL		0x00000001
142 #define HW_CAP_DDR_0		0x00000002
143 #define HW_CAP_DDR_1		0x00000004
144 #define HW_CAP_MME		0x00000008
145 #define HW_CAP_CPU		0x00000010
146 #define HW_CAP_DMA		0x00000020
147 #define HW_CAP_MSIX		0x00000040
148 #define HW_CAP_CPU_Q		0x00000080
149 #define HW_CAP_MMU		0x00000100
150 #define HW_CAP_TPC_MBIST	0x00000200
151 #define HW_CAP_GOLDEN		0x00000400
152 #define HW_CAP_TPC		0x00000800
153 
154 struct goya_device {
155 	/* TODO: remove hw_queues_lock after moving to scheduler code */
156 	spinlock_t	hw_queues_lock;
157 
158 	u64		mme_clk;
159 	u64		tpc_clk;
160 	u64		ic_clk;
161 
162 	u64		ddr_bar_cur_addr;
163 	u32		events_stat[GOYA_ASYNC_EVENT_ID_SIZE];
164 	u32		events_stat_aggregate[GOYA_ASYNC_EVENT_ID_SIZE];
165 	u32		hw_cap_initialized;
166 	u8		device_cpu_mmu_mappings_done;
167 };
168 
169 int goya_get_fixed_properties(struct hl_device *hdev);
170 int goya_mmu_init(struct hl_device *hdev);
171 void goya_init_dma_qmans(struct hl_device *hdev);
172 void goya_init_mme_qmans(struct hl_device *hdev);
173 void goya_init_tpc_qmans(struct hl_device *hdev);
174 int goya_init_cpu_queues(struct hl_device *hdev);
175 void goya_init_security(struct hl_device *hdev);
176 int goya_late_init(struct hl_device *hdev);
177 void goya_late_fini(struct hl_device *hdev);
178 
179 void goya_ring_doorbell(struct hl_device *hdev, u32 hw_queue_id, u32 pi);
180 void goya_pqe_write(struct hl_device *hdev, __le64 *pqe, struct hl_bd *bd);
181 void goya_update_eq_ci(struct hl_device *hdev, u32 val);
182 void goya_restore_phase_topology(struct hl_device *hdev);
183 int goya_context_switch(struct hl_device *hdev, u32 asid);
184 
185 int goya_debugfs_i2c_read(struct hl_device *hdev, u8 i2c_bus,
186 			u8 i2c_addr, u8 i2c_reg, u32 *val);
187 int goya_debugfs_i2c_write(struct hl_device *hdev, u8 i2c_bus,
188 			u8 i2c_addr, u8 i2c_reg, u32 val);
189 void goya_debugfs_led_set(struct hl_device *hdev, u8 led, u8 state);
190 
191 int goya_test_queue(struct hl_device *hdev, u32 hw_queue_id);
192 int goya_test_queues(struct hl_device *hdev);
193 int goya_test_cpu_queue(struct hl_device *hdev);
194 int goya_send_cpu_message(struct hl_device *hdev, u32 *msg, u16 len,
195 				u32 timeout, long *result);
196 
197 long goya_get_temperature(struct hl_device *hdev, int sensor_index, u32 attr);
198 long goya_get_voltage(struct hl_device *hdev, int sensor_index, u32 attr);
199 long goya_get_current(struct hl_device *hdev, int sensor_index, u32 attr);
200 long goya_get_fan_speed(struct hl_device *hdev, int sensor_index, u32 attr);
201 long goya_get_pwm_info(struct hl_device *hdev, int sensor_index, u32 attr);
202 void goya_set_pwm_info(struct hl_device *hdev, int sensor_index, u32 attr,
203 			long value);
204 u64 goya_get_max_power(struct hl_device *hdev);
205 void goya_set_max_power(struct hl_device *hdev, u64 value);
206 
207 void goya_set_pll_profile(struct hl_device *hdev, enum hl_pll_frequency freq);
208 void goya_add_device_attr(struct hl_device *hdev,
209 			struct attribute_group *dev_attr_grp);
210 int goya_cpucp_info_get(struct hl_device *hdev);
211 int goya_debug_coresight(struct hl_device *hdev, void *data);
212 void goya_halt_coresight(struct hl_device *hdev);
213 
214 int goya_suspend(struct hl_device *hdev);
215 int goya_resume(struct hl_device *hdev);
216 
217 void goya_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_entry);
218 void *goya_get_events_stat(struct hl_device *hdev, bool aggregate, u32 *size);
219 
220 void goya_add_end_of_cb_packets(struct hl_device *hdev, void *kernel_address,
221 				u32 len, u64 cq_addr, u32 cq_val, u32 msix_vec,
222 				bool eb);
223 int goya_cs_parser(struct hl_device *hdev, struct hl_cs_parser *parser);
224 void *goya_get_int_queue_base(struct hl_device *hdev, u32 queue_id,
225 				dma_addr_t *dma_handle,	u16 *queue_len);
226 u32 goya_get_dma_desc_list_size(struct hl_device *hdev, struct sg_table *sgt);
227 int goya_send_heartbeat(struct hl_device *hdev);
228 void *goya_cpu_accessible_dma_pool_alloc(struct hl_device *hdev, size_t size,
229 					dma_addr_t *dma_handle);
230 void goya_cpu_accessible_dma_pool_free(struct hl_device *hdev, size_t size,
231 					void *vaddr);
232 void goya_mmu_remove_device_cpu_mappings(struct hl_device *hdev);
233 
234 int goya_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk);
235 u32 goya_get_queue_id_for_cq(struct hl_device *hdev, u32 cq_idx);
236 u64 goya_get_device_time(struct hl_device *hdev);
237 
238 #endif /* GOYAP_H_ */
239