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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 "habanalabs.h"
13 #include "include/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_HW_QUEUES >= HL_MAX_QUEUES)
35 #error "Number of H/W queues must be smaller than HL_MAX_QUEUES"
36 #endif
37 
38 #if (NUMBER_OF_INTERRUPTS > GOYA_MSIX_ENTRIES)
39 #error "Number of MSIX interrupts must be smaller or equal to GOYA_MSIX_ENTRIES"
40 #endif
41 
42 #define QMAN_FENCE_TIMEOUT_USEC		10000		/* 10 ms */
43 
44 #define QMAN_STOP_TIMEOUT_USEC		100000		/* 100 ms */
45 
46 #define CORESIGHT_TIMEOUT_USEC		100000		/* 100 ms */
47 
48 #define GOYA_CPU_TIMEOUT_USEC		10000000	/* 10s */
49 
50 #define TPC_ENABLED_MASK		0xFF
51 
52 #define PLL_HIGH_DEFAULT		1575000000	/* 1.575 GHz */
53 
54 #define MAX_POWER_DEFAULT		200000		/* 200W */
55 
56 #define DRAM_PHYS_DEFAULT_SIZE		0x100000000ull	/* 4GB */
57 
58 #define GOYA_DEFAULT_CARD_NAME		"HL1000"
59 
60 /* DRAM Memory Map */
61 
62 #define CPU_FW_IMAGE_SIZE		0x10000000	/* 256MB */
63 #define MMU_PAGE_TABLES_SIZE		0x0FC00000	/* 252MB */
64 #define MMU_DRAM_DEFAULT_PAGE_SIZE	0x00200000	/* 2MB */
65 #define MMU_CACHE_MNG_SIZE		0x00001000	/* 4KB */
66 
67 #define CPU_FW_IMAGE_ADDR		DRAM_PHYS_BASE
68 #define MMU_PAGE_TABLES_ADDR		(CPU_FW_IMAGE_ADDR + CPU_FW_IMAGE_SIZE)
69 #define MMU_DRAM_DEFAULT_PAGE_ADDR	(MMU_PAGE_TABLES_ADDR + \
70 						MMU_PAGE_TABLES_SIZE)
71 #define MMU_CACHE_MNG_ADDR		(MMU_DRAM_DEFAULT_PAGE_ADDR + \
72 					MMU_DRAM_DEFAULT_PAGE_SIZE)
73 #define DRAM_DRIVER_END_ADDR		(MMU_CACHE_MNG_ADDR + \
74 						MMU_CACHE_MNG_SIZE)
75 
76 #define DRAM_BASE_ADDR_USER		0x20000000
77 
78 #if (DRAM_DRIVER_END_ADDR > DRAM_BASE_ADDR_USER)
79 #error "Driver must reserve no more than 512MB"
80 #endif
81 
82 /*
83  * SRAM Memory Map for Driver
84  *
85  * Driver occupies DRIVER_SRAM_SIZE bytes from the start of SRAM. It is used for
86  * MME/TPC QMANs
87  *
88  */
89 
90 #define MME_QMAN_BASE_OFFSET	0x000000	/* Must be 0 */
91 #define MME_QMAN_LENGTH		64
92 #define TPC_QMAN_LENGTH		64
93 
94 #define TPC0_QMAN_BASE_OFFSET	(MME_QMAN_BASE_OFFSET + \
95 				(MME_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
96 #define TPC1_QMAN_BASE_OFFSET	(TPC0_QMAN_BASE_OFFSET + \
97 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
98 #define TPC2_QMAN_BASE_OFFSET	(TPC1_QMAN_BASE_OFFSET + \
99 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
100 #define TPC3_QMAN_BASE_OFFSET	(TPC2_QMAN_BASE_OFFSET + \
101 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
102 #define TPC4_QMAN_BASE_OFFSET	(TPC3_QMAN_BASE_OFFSET + \
103 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
104 #define TPC5_QMAN_BASE_OFFSET	(TPC4_QMAN_BASE_OFFSET + \
105 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
106 #define TPC6_QMAN_BASE_OFFSET	(TPC5_QMAN_BASE_OFFSET + \
107 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
108 #define TPC7_QMAN_BASE_OFFSET	(TPC6_QMAN_BASE_OFFSET + \
109 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
110 
111 #define SRAM_DRIVER_RES_OFFSET	(TPC7_QMAN_BASE_OFFSET + \
112 				(TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE))
113 
114 #if (SRAM_DRIVER_RES_OFFSET >= GOYA_KMD_SRAM_RESERVED_SIZE_FROM_START)
115 #error "MME/TPC QMANs SRAM space exceeds limit"
116 #endif
117 
118 #define SRAM_USER_BASE_OFFSET	GOYA_KMD_SRAM_RESERVED_SIZE_FROM_START
119 
120 /* Virtual address space */
121 #define VA_HOST_SPACE_START	0x1000000000000ull	/* 256TB */
122 #define VA_HOST_SPACE_END	0x3FF8000000000ull	/* 1PB - 1TB */
123 #define VA_HOST_SPACE_SIZE	(VA_HOST_SPACE_END - \
124 					VA_HOST_SPACE_START) /* 767TB */
125 
126 #define VA_DDR_SPACE_START	0x800000000ull		/* 32GB */
127 #define VA_DDR_SPACE_END	0x2000000000ull		/* 128GB */
128 #define VA_DDR_SPACE_SIZE	(VA_DDR_SPACE_END - \
129 					VA_DDR_SPACE_START)	/* 128GB */
130 
131 #if (HL_CPU_ACCESSIBLE_MEM_SIZE != SZ_2M)
132 #error "HL_CPU_ACCESSIBLE_MEM_SIZE must be exactly 2MB to enable MMU mapping"
133 #endif
134 
135 #define VA_CPU_ACCESSIBLE_MEM_ADDR	0x8000000000ull
136 
137 #define DMA_MAX_TRANSFER_SIZE	U32_MAX
138 
139 #define HW_CAP_PLL		0x00000001
140 #define HW_CAP_DDR_0		0x00000002
141 #define HW_CAP_DDR_1		0x00000004
142 #define HW_CAP_MME		0x00000008
143 #define HW_CAP_CPU		0x00000010
144 #define HW_CAP_DMA		0x00000020
145 #define HW_CAP_MSIX		0x00000040
146 #define HW_CAP_CPU_Q		0x00000080
147 #define HW_CAP_MMU		0x00000100
148 #define HW_CAP_TPC_MBIST	0x00000200
149 #define HW_CAP_GOLDEN		0x00000400
150 #define HW_CAP_TPC		0x00000800
151 
152 enum goya_fw_component {
153 	FW_COMP_UBOOT,
154 	FW_COMP_PREBOOT
155 };
156 
157 struct goya_device {
158 	/* TODO: remove hw_queues_lock after moving to scheduler code */
159 	spinlock_t	hw_queues_lock;
160 
161 	u64		mme_clk;
162 	u64		tpc_clk;
163 	u64		ic_clk;
164 
165 	u64		ddr_bar_cur_addr;
166 	u32		events_stat[GOYA_ASYNC_EVENT_ID_SIZE];
167 	u32		events_stat_aggregate[GOYA_ASYNC_EVENT_ID_SIZE];
168 	u32		hw_cap_initialized;
169 	u8		device_cpu_mmu_mappings_done;
170 };
171 
172 void goya_get_fixed_properties(struct hl_device *hdev);
173 int goya_mmu_init(struct hl_device *hdev);
174 void goya_init_dma_qmans(struct hl_device *hdev);
175 void goya_init_mme_qmans(struct hl_device *hdev);
176 void goya_init_tpc_qmans(struct hl_device *hdev);
177 int goya_init_cpu_queues(struct hl_device *hdev);
178 void goya_init_security(struct hl_device *hdev);
179 int goya_late_init(struct hl_device *hdev);
180 void goya_late_fini(struct hl_device *hdev);
181 
182 void goya_ring_doorbell(struct hl_device *hdev, u32 hw_queue_id, u32 pi);
183 void goya_pqe_write(struct hl_device *hdev, __le64 *pqe, struct hl_bd *bd);
184 void goya_update_eq_ci(struct hl_device *hdev, u32 val);
185 void goya_restore_phase_topology(struct hl_device *hdev);
186 int goya_context_switch(struct hl_device *hdev, u32 asid);
187 
188 int goya_debugfs_i2c_read(struct hl_device *hdev, u8 i2c_bus,
189 			u8 i2c_addr, u8 i2c_reg, u32 *val);
190 int goya_debugfs_i2c_write(struct hl_device *hdev, u8 i2c_bus,
191 			u8 i2c_addr, u8 i2c_reg, u32 val);
192 void goya_debugfs_led_set(struct hl_device *hdev, u8 led, u8 state);
193 
194 int goya_test_queue(struct hl_device *hdev, u32 hw_queue_id);
195 int goya_test_queues(struct hl_device *hdev);
196 int goya_test_cpu_queue(struct hl_device *hdev);
197 int goya_send_cpu_message(struct hl_device *hdev, u32 *msg, u16 len,
198 				u32 timeout, long *result);
199 
200 long goya_get_temperature(struct hl_device *hdev, int sensor_index, u32 attr);
201 long goya_get_voltage(struct hl_device *hdev, int sensor_index, u32 attr);
202 long goya_get_current(struct hl_device *hdev, int sensor_index, u32 attr);
203 long goya_get_fan_speed(struct hl_device *hdev, int sensor_index, u32 attr);
204 long goya_get_pwm_info(struct hl_device *hdev, int sensor_index, u32 attr);
205 void goya_set_pwm_info(struct hl_device *hdev, int sensor_index, u32 attr,
206 			long value);
207 u64 goya_get_max_power(struct hl_device *hdev);
208 void goya_set_max_power(struct hl_device *hdev, u64 value);
209 
210 void goya_set_pll_profile(struct hl_device *hdev, enum hl_pll_frequency freq);
211 void goya_add_device_attr(struct hl_device *hdev,
212 			struct attribute_group *dev_attr_grp);
213 int goya_armcp_info_get(struct hl_device *hdev);
214 int goya_debug_coresight(struct hl_device *hdev, void *data);
215 void goya_halt_coresight(struct hl_device *hdev);
216 
217 int goya_suspend(struct hl_device *hdev);
218 int goya_resume(struct hl_device *hdev);
219 
220 void goya_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_entry);
221 void *goya_get_events_stat(struct hl_device *hdev, bool aggregate, u32 *size);
222 
223 void goya_add_end_of_cb_packets(struct hl_device *hdev, u64 kernel_address,
224 				u32 len, u64 cq_addr, u32 cq_val, u32 msix_vec);
225 int goya_cs_parser(struct hl_device *hdev, struct hl_cs_parser *parser);
226 void *goya_get_int_queue_base(struct hl_device *hdev, u32 queue_id,
227 				dma_addr_t *dma_handle,	u16 *queue_len);
228 u32 goya_get_dma_desc_list_size(struct hl_device *hdev, struct sg_table *sgt);
229 int goya_send_heartbeat(struct hl_device *hdev);
230 void *goya_cpu_accessible_dma_pool_alloc(struct hl_device *hdev, size_t size,
231 					dma_addr_t *dma_handle);
232 void goya_cpu_accessible_dma_pool_free(struct hl_device *hdev, size_t size,
233 					void *vaddr);
234 void goya_mmu_remove_device_cpu_mappings(struct hl_device *hdev);
235 
236 #endif /* GOYAP_H_ */
237