| /* SPDX-License-Identifier: GPL-2.0 |
| * |
| * Copyright 2019-2020 HabanaLabs, Ltd. |
| * All Rights Reserved. |
| * |
| */ |
| |
| #ifndef GAUDIP_H_ |
| #define GAUDIP_H_ |
| |
| #include <uapi/misc/habanalabs.h> |
| #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" |
| #include "../include/gaudi/gaudi_fw_if.h" |
| |
| #define NUMBER_OF_EXT_HW_QUEUES 8 |
| #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) |
| |
| /* 10 NIC QMANs, DMA5 QMAN, TPC7 QMAN */ |
| #define NUMBER_OF_COLLECTIVE_QUEUES 12 |
| #define NUMBER_OF_SOBS_IN_GRP 11 |
| |
| /* |
| * 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) |
| |
| #define GAUDI_STREAM_MASTER_ARR_SIZE 8 |
| |
| #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 DC_POWER_DEFAULT_PCI 60000 /* 60W */ |
| #define DC_POWER_DEFAULT_PMC 60000 /* 60W */ |
| |
| #define DC_POWER_DEFAULT_PMC_SEC 97000 /* 97W */ |
| |
| #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 "HL205" |
| |
| #define GAUDI_MAX_PENDING_CS SZ_16K |
| |
| #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 2 |
| #define HBM_DMA_NUMBER_OF_CHNLS 6 |
| #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 PQ_FETCHER_CACHE_SIZE 8 |
| |
| #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 NIC_ENGINE_QMAN_OFFSET (mmNIC0_QM1_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) |
| |
| #define MONITOR_MAX_SOBS 8 |
| |
| /* 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 NIC_QMAN_LENGTH 1024 |
| #define NIC_QMAN_SIZE_IN_BYTES (NIC_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 - 512GB */ |
| #define VA_HOST_SPACE_SIZE (VA_HOST_SPACE_END - \ |
| VA_HOST_SPACE_START) /* 767TB */ |
| #define HOST_SPACE_INTERNAL_CB_SZ SZ_2M |
| |
| #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_NIC0 BIT(14) |
| #define HW_CAP_NIC1 BIT(15) |
| #define HW_CAP_NIC2 BIT(16) |
| #define HW_CAP_NIC3 BIT(17) |
| #define HW_CAP_NIC4 BIT(18) |
| #define HW_CAP_NIC5 BIT(19) |
| #define HW_CAP_NIC6 BIT(20) |
| #define HW_CAP_NIC7 BIT(21) |
| #define HW_CAP_NIC8 BIT(22) |
| #define HW_CAP_NIC9 BIT(23) |
| #define HW_CAP_NIC_MASK GENMASK(23, 14) |
| #define HW_CAP_NIC_SHIFT 14 |
| |
| #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 NEXT_SYNC_OBJ_ADDR_INTERVAL \ |
| (mmSYNC_MNGR_W_N_SYNC_MNGR_OBJS_SOB_OBJ_0 - \ |
| mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_0) |
| #define NUM_OF_MME_ENGINES 2 |
| #define NUM_OF_MME_SUB_ENGINES 2 |
| #define NUM_OF_TPC_ENGINES 8 |
| #define NUM_OF_DMA_ENGINES 8 |
| #define NUM_OF_QUEUES 5 |
| #define NUM_OF_STREAMS 4 |
| #define NUM_OF_FENCES 4 |
| |
| |
| #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_HBM_DMA_1, |
| GAUDI_HBM_DMA_2, |
| GAUDI_HBM_DMA_3, |
| GAUDI_HBM_DMA_4, |
| GAUDI_HBM_DMA_5, |
| GAUDI_HBM_DMA_6, |
| 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 |
| }; |
| |
| enum gaudi_nic_mask { |
| GAUDI_NIC_MASK_NIC0 = 0x01, |
| GAUDI_NIC_MASK_NIC1 = 0x02, |
| GAUDI_NIC_MASK_NIC2 = 0x04, |
| GAUDI_NIC_MASK_NIC3 = 0x08, |
| GAUDI_NIC_MASK_NIC4 = 0x10, |
| GAUDI_NIC_MASK_NIC5 = 0x20, |
| GAUDI_NIC_MASK_NIC6 = 0x40, |
| GAUDI_NIC_MASK_NIC7 = 0x80, |
| GAUDI_NIC_MASK_NIC8 = 0x100, |
| GAUDI_NIC_MASK_NIC9 = 0x200, |
| GAUDI_NIC_MASK_ALL = 0x3FF |
| }; |
| |
| /* |
| * struct gaudi_hw_sob_group - H/W SOB group info. |
| * @hdev: habanalabs device structure. |
| * @kref: refcount of this SOB group. group will reset once refcount is zero. |
| * @base_sob_id: base sob id of this SOB group. |
| * @queue_id: id of the queue that waits on this sob group |
| */ |
| struct gaudi_hw_sob_group { |
| struct hl_device *hdev; |
| struct kref kref; |
| u32 base_sob_id; |
| u32 queue_id; |
| }; |
| |
| #define NUM_SOB_GROUPS (HL_RSVD_SOBS * QMAN_STREAMS) |
| /** |
| * struct gaudi_collective_properties - |
| * holds all SOB groups and queues info reserved for the collective |
| * @hw_sob_group: H/W SOB groups. |
| * @next_sob_group_val: the next value to use for the currently used SOB group. |
| * @curr_sob_group_idx: the index of the currently used SOB group. |
| * @mstr_sob_mask: pre-defined masks for collective master monitors |
| */ |
| struct gaudi_collective_properties { |
| struct gaudi_hw_sob_group hw_sob_group[NUM_SOB_GROUPS]; |
| u16 next_sob_group_val[QMAN_STREAMS]; |
| u8 curr_sob_group_idx[QMAN_STREAMS]; |
| u8 mstr_sob_mask[HL_COLLECTIVE_RSVD_MSTR_MONS]; |
| }; |
| |
| /** |
| * 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. |
| * @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]; |
| |
| struct gaudi_collective_properties collective_props; |
| |
| u64 hbm_bar_cur_addr; |
| |
| 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_ack_protection_bits_errors(struct hl_device *hdev); |
| void gaudi_add_device_attr(struct hl_device *hdev, |
| struct attribute_group *dev_attr_grp); |
| int gaudi_debug_coresight(struct hl_device *hdev, void *data); |
| void gaudi_halt_coresight(struct hl_device *hdev); |
| void gaudi_mmu_prepare_reg(struct hl_device *hdev, u64 reg, u32 asid); |
| |
| #endif /* GAUDIP_H_ */ |
