/* SPDX-License-Identifier: GPL-2.0 * * Copyright 2019-2020 HabanaLabs, Ltd. * All Rights Reserved. * */ #ifndef GAUDIP_H_ #define GAUDIP_H_ #include #include "../common/habanalabs.h" #include "../include/common/hl_boot_if.h" #include "../include/gaudi/gaudi_packets.h" #include "../include/gaudi/gaudi.h" #include "../include/gaudi/gaudi_async_events.h" #define NUMBER_OF_EXT_HW_QUEUES 12 #define NUMBER_OF_CMPLT_QUEUES NUMBER_OF_EXT_HW_QUEUES #define NUMBER_OF_CPU_HW_QUEUES 1 #define NUMBER_OF_INT_HW_QUEUES 100 #define NUMBER_OF_HW_QUEUES (NUMBER_OF_EXT_HW_QUEUES + \ NUMBER_OF_CPU_HW_QUEUES + \ NUMBER_OF_INT_HW_QUEUES) /* * Number of MSI interrupts IDS: * Each completion queue has 1 ID * The event queue has 1 ID */ #define NUMBER_OF_INTERRUPTS (NUMBER_OF_CMPLT_QUEUES + \ NUMBER_OF_CPU_HW_QUEUES) #if (NUMBER_OF_INTERRUPTS > GAUDI_MSI_ENTRIES) #error "Number of MSI interrupts must be smaller or equal to GAUDI_MSI_ENTRIES" #endif #define CORESIGHT_TIMEOUT_USEC 100000 /* 100 ms */ #define GAUDI_MAX_CLK_FREQ 2200000000ull /* 2200 MHz */ #define MAX_POWER_DEFAULT_PCI 200000 /* 200W */ #define MAX_POWER_DEFAULT_PMC 350000 /* 350W */ #define GAUDI_CPU_TIMEOUT_USEC 30000000 /* 30s */ #define TPC_ENABLED_MASK 0xFF #define GAUDI_HBM_SIZE_32GB 0x800000000ull #define GAUDI_HBM_DEVICES 4 #define GAUDI_HBM_CHANNELS 8 #define GAUDI_HBM_CFG_BASE (mmHBM0_BASE - CFG_BASE) #define GAUDI_HBM_CFG_OFFSET (mmHBM1_BASE - mmHBM0_BASE) #define DMA_MAX_TRANSFER_SIZE U32_MAX #define GAUDI_DEFAULT_CARD_NAME "HL2000" #define GAUDI_MAX_PENDING_CS 1024 #if !IS_MAX_PENDING_CS_VALID(GAUDI_MAX_PENDING_CS) #error "GAUDI_MAX_PENDING_CS must be power of 2 and greater than 1" #endif #define PCI_DMA_NUMBER_OF_CHNLS 3 #define HBM_DMA_NUMBER_OF_CHNLS 5 #define DMA_NUMBER_OF_CHNLS (PCI_DMA_NUMBER_OF_CHNLS + \ HBM_DMA_NUMBER_OF_CHNLS) #define MME_NUMBER_OF_SLAVE_ENGINES 2 #define MME_NUMBER_OF_ENGINES (MME_NUMBER_OF_MASTER_ENGINES + \ MME_NUMBER_OF_SLAVE_ENGINES) #define MME_NUMBER_OF_QMANS (MME_NUMBER_OF_MASTER_ENGINES * \ QMAN_STREAMS) #define QMAN_STREAMS 4 #define DMA_QMAN_OFFSET (mmDMA1_QM_BASE - mmDMA0_QM_BASE) #define TPC_QMAN_OFFSET (mmTPC1_QM_BASE - mmTPC0_QM_BASE) #define MME_QMAN_OFFSET (mmMME1_QM_BASE - mmMME0_QM_BASE) #define NIC_MACRO_QMAN_OFFSET (mmNIC1_QM0_BASE - mmNIC0_QM0_BASE) #define TPC_CFG_OFFSET (mmTPC1_CFG_BASE - mmTPC0_CFG_BASE) #define DMA_CORE_OFFSET (mmDMA1_CORE_BASE - mmDMA0_CORE_BASE) #define QMAN_LDMA_SRC_OFFSET (mmDMA0_CORE_SRC_BASE_LO - mmDMA0_CORE_CFG_0) #define QMAN_LDMA_DST_OFFSET (mmDMA0_CORE_DST_BASE_LO - mmDMA0_CORE_CFG_0) #define QMAN_LDMA_SIZE_OFFSET (mmDMA0_CORE_DST_TSIZE_0 - mmDMA0_CORE_CFG_0) #define QMAN_CPDMA_SRC_OFFSET (mmDMA0_QM_CQ_PTR_LO_4 - mmDMA0_CORE_CFG_0) #define QMAN_CPDMA_DST_OFFSET (mmDMA0_CORE_DST_BASE_LO - mmDMA0_CORE_CFG_0) #define QMAN_CPDMA_SIZE_OFFSET (mmDMA0_QM_CQ_TSIZE_4 - mmDMA0_CORE_CFG_0) #define SIF_RTR_CTRL_OFFSET (mmSIF_RTR_CTRL_1_BASE - mmSIF_RTR_CTRL_0_BASE) #define NIF_RTR_CTRL_OFFSET (mmNIF_RTR_CTRL_1_BASE - mmNIF_RTR_CTRL_0_BASE) #define MME_ACC_OFFSET (mmMME1_ACC_BASE - mmMME0_ACC_BASE) #define SRAM_BANK_OFFSET (mmSRAM_Y0_X1_RTR_BASE - mmSRAM_Y0_X0_RTR_BASE) #define NUM_OF_SOB_IN_BLOCK \ (((mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_2047 - \ mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_0) + 4) >> 2) #define NUM_OF_MONITORS_IN_BLOCK \ (((mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_MON_STATUS_511 - \ mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_MON_STATUS_0) + 4) >> 2) /* DRAM Memory Map */ #define CPU_FW_IMAGE_SIZE 0x10000000 /* 256MB */ #define MMU_PAGE_TABLES_SIZE 0x0BF00000 /* 191MB */ #define MMU_CACHE_MNG_SIZE 0x00100000 /* 1MB */ #define RESERVED 0x04000000 /* 64MB */ #define CPU_FW_IMAGE_ADDR DRAM_PHYS_BASE #define MMU_PAGE_TABLES_ADDR (CPU_FW_IMAGE_ADDR + CPU_FW_IMAGE_SIZE) #define MMU_CACHE_MNG_ADDR (MMU_PAGE_TABLES_ADDR + MMU_PAGE_TABLES_SIZE) #define DRAM_DRIVER_END_ADDR (MMU_CACHE_MNG_ADDR + MMU_CACHE_MNG_SIZE +\ RESERVED) #define DRAM_BASE_ADDR_USER 0x20000000 #if (DRAM_DRIVER_END_ADDR > DRAM_BASE_ADDR_USER) #error "Driver must reserve no more than 512MB" #endif /* Internal QMANs PQ sizes */ #define MME_QMAN_LENGTH 1024 #define MME_QMAN_SIZE_IN_BYTES (MME_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE) #define HBM_DMA_QMAN_LENGTH 1024 #define HBM_DMA_QMAN_SIZE_IN_BYTES \ (HBM_DMA_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE) #define TPC_QMAN_LENGTH 1024 #define TPC_QMAN_SIZE_IN_BYTES (TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE) #define SRAM_USER_BASE_OFFSET GAUDI_DRIVER_SRAM_RESERVED_SIZE_FROM_START /* Virtual address space */ #define VA_HOST_SPACE_START 0x1000000000000ull /* 256TB */ #define VA_HOST_SPACE_END 0x3FF8000000000ull /* 1PB - 1TB */ #define VA_HOST_SPACE_SIZE (VA_HOST_SPACE_END - \ VA_HOST_SPACE_START) /* 767TB */ #define HW_CAP_PLL BIT(0) #define HW_CAP_HBM BIT(1) #define HW_CAP_MMU BIT(2) #define HW_CAP_MME BIT(3) #define HW_CAP_CPU BIT(4) #define HW_CAP_PCI_DMA BIT(5) #define HW_CAP_MSI BIT(6) #define HW_CAP_CPU_Q BIT(7) #define HW_CAP_HBM_DMA BIT(8) #define HW_CAP_CLK_GATE BIT(9) #define HW_CAP_SRAM_SCRAMBLER BIT(10) #define HW_CAP_HBM_SCRAMBLER BIT(11) #define HW_CAP_TPC0 BIT(24) #define HW_CAP_TPC1 BIT(25) #define HW_CAP_TPC2 BIT(26) #define HW_CAP_TPC3 BIT(27) #define HW_CAP_TPC4 BIT(28) #define HW_CAP_TPC5 BIT(29) #define HW_CAP_TPC6 BIT(30) #define HW_CAP_TPC7 BIT(31) #define HW_CAP_TPC_MASK GENMASK(31, 24) #define HW_CAP_TPC_SHIFT 24 #define GAUDI_CPU_PCI_MSB_ADDR(addr) (((addr) & GENMASK_ULL(49, 39)) >> 39) #define GAUDI_PCI_TO_CPU_ADDR(addr) \ do { \ (addr) &= ~GENMASK_ULL(49, 39); \ (addr) |= BIT_ULL(39); \ } while (0) #define GAUDI_CPU_TO_PCI_ADDR(addr, extension) \ do { \ (addr) &= ~GENMASK_ULL(49, 39); \ (addr) |= (u64) (extension) << 39; \ } while (0) enum gaudi_dma_channels { GAUDI_PCI_DMA_1, GAUDI_PCI_DMA_2, GAUDI_PCI_DMA_3, GAUDI_HBM_DMA_1, GAUDI_HBM_DMA_2, GAUDI_HBM_DMA_3, GAUDI_HBM_DMA_4, GAUDI_HBM_DMA_5, GAUDI_DMA_MAX }; enum gaudi_tpc_mask { GAUDI_TPC_MASK_TPC0 = 0x01, GAUDI_TPC_MASK_TPC1 = 0x02, GAUDI_TPC_MASK_TPC2 = 0x04, GAUDI_TPC_MASK_TPC3 = 0x08, GAUDI_TPC_MASK_TPC4 = 0x10, GAUDI_TPC_MASK_TPC5 = 0x20, GAUDI_TPC_MASK_TPC6 = 0x40, GAUDI_TPC_MASK_TPC7 = 0x80, GAUDI_TPC_MASK_ALL = 0xFF }; /** * struct gaudi_internal_qman_info - Internal QMAN information. * @pq_kernel_addr: Kernel address of the PQ memory area in the host. * @pq_dma_addr: DMA address of the PQ memory area in the host. * @pq_size: Size of allocated host memory for PQ. */ struct gaudi_internal_qman_info { void *pq_kernel_addr; dma_addr_t pq_dma_addr; size_t pq_size; }; /** * struct gaudi_device - ASIC specific manage structure. * @cpucp_info_get: get information on device from CPU-CP * @hw_queues_lock: protects the H/W queues from concurrent access. * @clk_gate_mutex: protects code areas that require clock gating to be disabled * temporarily * @internal_qmans: Internal QMANs information. The array size is larger than * the actual number of internal queues because they are not in * consecutive order. * @hbm_bar_cur_addr: current address of HBM PCI bar. * @max_freq_value: current max clk frequency. * @events: array that holds all event id's * @events_stat: array that holds histogram of all received events. * @events_stat_aggregate: same as events_stat but doesn't get cleared on reset * @hw_cap_initialized: This field contains a bit per H/W engine. When that * engine is initialized, that bit is set by the driver to * signal we can use this engine in later code paths. * Each bit is cleared upon reset of its corresponding H/W * engine. * @multi_msi_mode: whether we are working in multi MSI single MSI mode. * Multi MSI is possible only with IOMMU enabled. * @mmu_cache_inv_pi: PI for MMU cache invalidation flow. The H/W expects an * 8-bit value so use u8. */ struct gaudi_device { int (*cpucp_info_get)(struct hl_device *hdev); /* TODO: remove hw_queues_lock after moving to scheduler code */ spinlock_t hw_queues_lock; struct mutex clk_gate_mutex; struct gaudi_internal_qman_info internal_qmans[GAUDI_QUEUE_ID_SIZE]; u64 hbm_bar_cur_addr; u64 max_freq_value; u32 events[GAUDI_EVENT_SIZE]; u32 events_stat[GAUDI_EVENT_SIZE]; u32 events_stat_aggregate[GAUDI_EVENT_SIZE]; u32 hw_cap_initialized; u8 multi_msi_mode; u8 mmu_cache_inv_pi; }; void gaudi_init_security(struct hl_device *hdev); void gaudi_add_device_attr(struct hl_device *hdev, struct attribute_group *dev_attr_grp); void gaudi_set_pll_profile(struct hl_device *hdev, enum hl_pll_frequency freq); int gaudi_debug_coresight(struct hl_device *hdev, void *data); void gaudi_halt_coresight(struct hl_device *hdev); int gaudi_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk); void gaudi_mmu_prepare_reg(struct hl_device *hdev, u64 reg, u32 asid); #endif /* GAUDIP_H_ */