diff options
Diffstat (limited to 'drivers/misc/habanalabs/gaudi2/gaudi2P.h')
| -rw-r--r-- | drivers/misc/habanalabs/gaudi2/gaudi2P.h | 558 |
1 files changed, 558 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/gaudi2/gaudi2P.h b/drivers/misc/habanalabs/gaudi2/gaudi2P.h new file mode 100644 index 000000000..a99c348bb --- /dev/null +++ b/drivers/misc/habanalabs/gaudi2/gaudi2P.h @@ -0,0 +1,558 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright 2020-2022 HabanaLabs, Ltd. + * All Rights Reserved. + * + */ + +#ifndef GAUDI2P_H_ +#define GAUDI2P_H_ + +#include <uapi/misc/habanalabs.h> +#include "../common/habanalabs.h" +#include "../include/common/hl_boot_if.h" +#include "../include/gaudi2/gaudi2.h" +#include "../include/gaudi2/gaudi2_packets.h" +#include "../include/gaudi2/gaudi2_fw_if.h" +#include "../include/gaudi2/gaudi2_async_events.h" + +#define GAUDI2_LINUX_FW_FILE "habanalabs/gaudi2/gaudi2-fit.itb" +#define GAUDI2_BOOT_FIT_FILE "habanalabs/gaudi2/gaudi2-boot-fit.itb" + +#define MMU_PAGE_TABLES_INITIAL_SIZE 0x10000000 /* 256MB */ + +#define GAUDI2_CPU_TIMEOUT_USEC 30000000 /* 30s */ + +#define GAUDI2_FPGA_CPU_TIMEOUT 100000000 /* 100s */ + +#define NUMBER_OF_PDMA_QUEUES 2 +#define NUMBER_OF_EDMA_QUEUES 8 +#define NUMBER_OF_MME_QUEUES 4 +#define NUMBER_OF_TPC_QUEUES 25 +#define NUMBER_OF_NIC_QUEUES 24 +#define NUMBER_OF_ROT_QUEUES 2 +#define NUMBER_OF_CPU_QUEUES 1 + +#define NUMBER_OF_HW_QUEUES ((NUMBER_OF_PDMA_QUEUES + \ + NUMBER_OF_EDMA_QUEUES + \ + NUMBER_OF_MME_QUEUES + \ + NUMBER_OF_TPC_QUEUES + \ + NUMBER_OF_NIC_QUEUES + \ + NUMBER_OF_ROT_QUEUES + \ + NUMBER_OF_CPU_QUEUES) * \ + NUM_OF_PQ_PER_QMAN) + +#define NUMBER_OF_QUEUES (NUMBER_OF_CPU_QUEUES + NUMBER_OF_HW_QUEUES) + +#define DCORE_NUM_OF_SOB \ + (((mmDCORE0_SYNC_MNGR_OBJS_SOB_OBJ_8191 - \ + mmDCORE0_SYNC_MNGR_OBJS_SOB_OBJ_0) + 4) >> 2) + +#define DCORE_NUM_OF_MONITORS \ + (((mmDCORE0_SYNC_MNGR_OBJS_MON_STATUS_2047 - \ + mmDCORE0_SYNC_MNGR_OBJS_MON_STATUS_0) + 4) >> 2) + +#define NUMBER_OF_DEC ((NUM_OF_DEC_PER_DCORE * NUM_OF_DCORES) + NUMBER_OF_PCIE_DEC) + +/* Map all arcs dccm + arc schedulers acp blocks */ +#define NUM_OF_USER_ACP_BLOCKS (NUM_OF_SCHEDULER_ARC + 2) +#define NUM_OF_USER_NIC_UMR_BLOCKS 15 +#define NUM_OF_EXPOSED_SM_BLOCKS ((NUM_OF_DCORES - 1) * 2) +#define NUM_USER_MAPPED_BLOCKS \ + (NUM_ARC_CPUS + NUM_OF_USER_ACP_BLOCKS + NUMBER_OF_DEC + \ + NUM_OF_EXPOSED_SM_BLOCKS + \ + (NIC_NUMBER_OF_ENGINES * NUM_OF_USER_NIC_UMR_BLOCKS)) + +/* Within the user mapped array, decoder entries start post all the ARC related + * entries + */ +#define USR_MAPPED_BLK_DEC_START_IDX \ + (NUM_ARC_CPUS + NUM_OF_USER_ACP_BLOCKS + \ + (NIC_NUMBER_OF_ENGINES * NUM_OF_USER_NIC_UMR_BLOCKS)) + +#define USR_MAPPED_BLK_SM_START_IDX \ + (NUM_ARC_CPUS + NUM_OF_USER_ACP_BLOCKS + NUMBER_OF_DEC + \ + (NIC_NUMBER_OF_ENGINES * NUM_OF_USER_NIC_UMR_BLOCKS)) + +#define SM_OBJS_BLOCK_SIZE (mmDCORE0_SYNC_MNGR_OBJS_SM_SEC_0 - \ + mmDCORE0_SYNC_MNGR_OBJS_SOB_OBJ_0) + +#define GAUDI2_MAX_PENDING_CS 64 + +#if !IS_MAX_PENDING_CS_VALID(GAUDI2_MAX_PENDING_CS) +#error "GAUDI2_MAX_PENDING_CS must be power of 2 and greater than 1" +#endif + +#define CORESIGHT_TIMEOUT_USEC 100000 /* 100 ms */ + +#define GAUDI2_PREBOOT_REQ_TIMEOUT_USEC 25000000 /* 25s */ + +#define GAUDI2_BOOT_FIT_REQ_TIMEOUT_USEC 10000000 /* 10s */ + +#define GAUDI2_NIC_CLK_FREQ 450000000ull /* 450 MHz */ + +#define DC_POWER_DEFAULT 60000 /* 60W */ + +#define GAUDI2_HBM_NUM 6 + +#define DMA_MAX_TRANSFER_SIZE U32_MAX + +#define GAUDI2_DEFAULT_CARD_NAME "HL225" + +#define QMAN_STREAMS 4 +#define PQ_FETCHER_CACHE_SIZE 8 +#define NUM_OF_MME_SBTE_PORTS 5 +#define NUM_OF_MME_WB_PORTS 2 + +#define GAUDI2_ENGINE_ID_DCORE_OFFSET \ + (GAUDI2_DCORE1_ENGINE_ID_EDMA_0 - GAUDI2_DCORE0_ENGINE_ID_EDMA_0) + +/* DRAM Memory Map */ + +#define CPU_FW_IMAGE_SIZE 0x10000000 /* 256MB */ + +/* This define should be used only when working in a debug mode without dram. + * When working with dram, the driver size will be calculated dynamically. + */ +#define NIC_DEFAULT_DRV_SIZE 0x20000000 /* 512MB */ + +#define CPU_FW_IMAGE_ADDR DRAM_PHYS_BASE + +#define NIC_NUMBER_OF_PORTS NIC_NUMBER_OF_ENGINES + +#define NUMBER_OF_PCIE_DEC 2 +#define PCIE_DEC_SHIFT 8 + +#define SRAM_USER_BASE_OFFSET 0 + +/* cluster binning */ +#define MAX_FAULTY_HBMS 1 +#define GAUDI2_XBAR_EDGE_FULL_MASK 0xF +#define GAUDI2_EDMA_FULL_MASK 0xFF +#define GAUDI2_DRAM_FULL_MASK 0x3F + +/* Host virtual address space. */ + +#define VA_HOST_SPACE_PAGE_START 0xFFF0000000000000ull +#define VA_HOST_SPACE_PAGE_END 0xFFF0800000000000ull /* 140TB */ + +#define VA_HOST_SPACE_HPAGE_START 0xFFF0800000000000ull +#define VA_HOST_SPACE_HPAGE_END 0xFFF1000000000000ull /* 140TB */ + +/* 140TB */ +#define VA_HOST_SPACE_PAGE_SIZE (VA_HOST_SPACE_PAGE_END - VA_HOST_SPACE_PAGE_START) + +/* 140TB */ +#define VA_HOST_SPACE_HPAGE_SIZE (VA_HOST_SPACE_HPAGE_END - VA_HOST_SPACE_HPAGE_START) + +#define VA_HOST_SPACE_SIZE (VA_HOST_SPACE_PAGE_SIZE + VA_HOST_SPACE_HPAGE_SIZE) + +#define HOST_SPACE_INTERNAL_CB_SZ SZ_2M + +/* + * HBM virtual address space + * Gaudi2 has 6 HBM devices, each supporting 16GB total of 96GB at most. + * No core separation is supported so we can have one chunk of virtual address + * space just above the physical ones. + * The virtual address space starts immediately after the end of the physical + * address space which is determined at run-time. + */ +#define VA_HBM_SPACE_END 0x1002000000000000ull + +#define HW_CAP_PLL BIT_ULL(0) +#define HW_CAP_DRAM BIT_ULL(1) +#define HW_CAP_PMMU BIT_ULL(2) +#define HW_CAP_CPU BIT_ULL(3) +#define HW_CAP_MSIX BIT_ULL(4) + +#define HW_CAP_CPU_Q BIT_ULL(5) +#define HW_CAP_CPU_Q_SHIFT 5 + +#define HW_CAP_CLK_GATE BIT_ULL(6) +#define HW_CAP_KDMA BIT_ULL(7) +#define HW_CAP_SRAM_SCRAMBLER BIT_ULL(8) + +#define HW_CAP_DCORE0_DMMU0 BIT_ULL(9) +#define HW_CAP_DCORE0_DMMU1 BIT_ULL(10) +#define HW_CAP_DCORE0_DMMU2 BIT_ULL(11) +#define HW_CAP_DCORE0_DMMU3 BIT_ULL(12) +#define HW_CAP_DCORE1_DMMU0 BIT_ULL(13) +#define HW_CAP_DCORE1_DMMU1 BIT_ULL(14) +#define HW_CAP_DCORE1_DMMU2 BIT_ULL(15) +#define HW_CAP_DCORE1_DMMU3 BIT_ULL(16) +#define HW_CAP_DCORE2_DMMU0 BIT_ULL(17) +#define HW_CAP_DCORE2_DMMU1 BIT_ULL(18) +#define HW_CAP_DCORE2_DMMU2 BIT_ULL(19) +#define HW_CAP_DCORE2_DMMU3 BIT_ULL(20) +#define HW_CAP_DCORE3_DMMU0 BIT_ULL(21) +#define HW_CAP_DCORE3_DMMU1 BIT_ULL(22) +#define HW_CAP_DCORE3_DMMU2 BIT_ULL(23) +#define HW_CAP_DCORE3_DMMU3 BIT_ULL(24) +#define HW_CAP_DMMU_MASK GENMASK_ULL(24, 9) +#define HW_CAP_DMMU_SHIFT 9 +#define HW_CAP_PDMA_MASK BIT_ULL(26) +#define HW_CAP_EDMA_MASK GENMASK_ULL(34, 27) +#define HW_CAP_EDMA_SHIFT 27 +#define HW_CAP_MME_MASK GENMASK_ULL(38, 35) +#define HW_CAP_MME_SHIFT 35 +#define HW_CAP_ROT_MASK GENMASK_ULL(40, 39) +#define HW_CAP_ROT_SHIFT 39 +#define HW_CAP_HBM_SCRAMBLER_HW_RESET BIT_ULL(41) +#define HW_CAP_HBM_SCRAMBLER_SW_RESET BIT_ULL(42) +#define HW_CAP_HBM_SCRAMBLER_MASK (HW_CAP_HBM_SCRAMBLER_HW_RESET | \ + HW_CAP_HBM_SCRAMBLER_SW_RESET) +#define HW_CAP_HBM_SCRAMBLER_SHIFT 41 +#define HW_CAP_RESERVED BIT(43) +#define HW_CAP_MMU_MASK (HW_CAP_PMMU | HW_CAP_DMMU_MASK) + +/* Range Registers */ +#define RR_TYPE_SHORT 0 +#define RR_TYPE_LONG 1 +#define RR_TYPE_SHORT_PRIV 2 +#define RR_TYPE_LONG_PRIV 3 +#define NUM_SHORT_LBW_RR 14 +#define NUM_LONG_LBW_RR 4 +#define NUM_SHORT_HBW_RR 6 +#define NUM_LONG_HBW_RR 4 + +/* RAZWI initiator coordinates- X- 5 bits, Y- 4 bits */ +#define RAZWI_INITIATOR_X_SHIFT 0 +#define RAZWI_INITIATOR_X_MASK 0x1F +#define RAZWI_INITIATOR_Y_SHIFT 5 +#define RAZWI_INITIATOR_Y_MASK 0xF + +#define RTR_ID_X_Y(x, y) \ + ((((y) & RAZWI_INITIATOR_Y_MASK) << RAZWI_INITIATOR_Y_SHIFT) | \ + (((x) & RAZWI_INITIATOR_X_MASK) << RAZWI_INITIATOR_X_SHIFT)) + +/* decoders have separate mask */ +#define HW_CAP_DEC_SHIFT 0 +#define HW_CAP_DEC_MASK GENMASK_ULL(9, 0) + +/* TPCs have separate mask */ +#define HW_CAP_TPC_SHIFT 0 +#define HW_CAP_TPC_MASK GENMASK_ULL(24, 0) + +/* nics have separate mask */ +#define HW_CAP_NIC_SHIFT 0 +#define HW_CAP_NIC_MASK GENMASK_ULL(NIC_NUMBER_OF_ENGINES - 1, 0) + +#define GAUDI2_ARC_PCI_MSB_ADDR(addr) (((addr) & GENMASK_ULL(49, 28)) >> 28) + +#define GAUDI2_SOB_INCREMENT_BY_ONE (FIELD_PREP(DCORE0_SYNC_MNGR_OBJS_SOB_OBJ_VAL_MASK, 1) | \ + FIELD_PREP(DCORE0_SYNC_MNGR_OBJS_SOB_OBJ_INC_MASK, 1)) + +enum gaudi2_reserved_sob_id { + GAUDI2_RESERVED_SOB_CS_COMPLETION_FIRST, + GAUDI2_RESERVED_SOB_CS_COMPLETION_LAST = + GAUDI2_RESERVED_SOB_CS_COMPLETION_FIRST + GAUDI2_MAX_PENDING_CS - 1, + GAUDI2_RESERVED_SOB_KDMA_COMPLETION, + GAUDI2_RESERVED_SOB_DEC_NRM_FIRST, + GAUDI2_RESERVED_SOB_DEC_NRM_LAST = + GAUDI2_RESERVED_SOB_DEC_NRM_FIRST + NUMBER_OF_DEC - 1, + GAUDI2_RESERVED_SOB_DEC_ABNRM_FIRST, + GAUDI2_RESERVED_SOB_DEC_ABNRM_LAST = + GAUDI2_RESERVED_SOB_DEC_ABNRM_FIRST + NUMBER_OF_DEC - 1, + GAUDI2_RESERVED_SOB_NUMBER +}; + +enum gaudi2_reserved_mon_id { + GAUDI2_RESERVED_MON_CS_COMPLETION_FIRST, + GAUDI2_RESERVED_MON_CS_COMPLETION_LAST = + GAUDI2_RESERVED_MON_CS_COMPLETION_FIRST + GAUDI2_MAX_PENDING_CS - 1, + GAUDI2_RESERVED_MON_KDMA_COMPLETION, + GAUDI2_RESERVED_MON_DEC_NRM_FIRST, + GAUDI2_RESERVED_MON_DEC_NRM_LAST = + GAUDI2_RESERVED_MON_DEC_NRM_FIRST + 3 * NUMBER_OF_DEC - 1, + GAUDI2_RESERVED_MON_DEC_ABNRM_FIRST, + GAUDI2_RESERVED_MON_DEC_ABNRM_LAST = + GAUDI2_RESERVED_MON_DEC_ABNRM_FIRST + 3 * NUMBER_OF_DEC - 1, + GAUDI2_RESERVED_MON_NUMBER +}; + +enum gaudi2_reserved_cq_id { + GAUDI2_RESERVED_CQ_CS_COMPLETION, + GAUDI2_RESERVED_CQ_KDMA_COMPLETION, + GAUDI2_RESERVED_CQ_NUMBER +}; + +/* + * Gaudi2 subtitute TPCs Numbering + * At most- two faulty TPCs are allowed + * First replacement to a faulty TPC will be TPC24, second- TPC23 + */ +enum substitude_tpc { + FAULTY_TPC_SUBTS_1_TPC_24, + FAULTY_TPC_SUBTS_2_TPC_23, + MAX_FAULTY_TPCS +}; + +enum gaudi2_dma_core_id { + DMA_CORE_ID_PDMA0, /* Dcore 0 */ + DMA_CORE_ID_PDMA1, /* Dcore 0 */ + DMA_CORE_ID_EDMA0, /* Dcore 0 */ + DMA_CORE_ID_EDMA1, /* Dcore 0 */ + DMA_CORE_ID_EDMA2, /* Dcore 1 */ + DMA_CORE_ID_EDMA3, /* Dcore 1 */ + DMA_CORE_ID_EDMA4, /* Dcore 2 */ + DMA_CORE_ID_EDMA5, /* Dcore 2 */ + DMA_CORE_ID_EDMA6, /* Dcore 3 */ + DMA_CORE_ID_EDMA7, /* Dcore 3 */ + DMA_CORE_ID_KDMA, /* Dcore 0 */ + DMA_CORE_ID_SIZE +}; + +enum gaudi2_rotator_id { + ROTATOR_ID_0, + ROTATOR_ID_1, + ROTATOR_ID_SIZE, +}; + +enum gaudi2_mme_id { + MME_ID_DCORE0, + MME_ID_DCORE1, + MME_ID_DCORE2, + MME_ID_DCORE3, + MME_ID_SIZE, +}; + +enum gaudi2_tpc_id { + TPC_ID_DCORE0_TPC0, + TPC_ID_DCORE0_TPC1, + TPC_ID_DCORE0_TPC2, + TPC_ID_DCORE0_TPC3, + TPC_ID_DCORE0_TPC4, + TPC_ID_DCORE0_TPC5, + TPC_ID_DCORE1_TPC0, + TPC_ID_DCORE1_TPC1, + TPC_ID_DCORE1_TPC2, + TPC_ID_DCORE1_TPC3, + TPC_ID_DCORE1_TPC4, + TPC_ID_DCORE1_TPC5, + TPC_ID_DCORE2_TPC0, + TPC_ID_DCORE2_TPC1, + TPC_ID_DCORE2_TPC2, + TPC_ID_DCORE2_TPC3, + TPC_ID_DCORE2_TPC4, + TPC_ID_DCORE2_TPC5, + TPC_ID_DCORE3_TPC0, + TPC_ID_DCORE3_TPC1, + TPC_ID_DCORE3_TPC2, + TPC_ID_DCORE3_TPC3, + TPC_ID_DCORE3_TPC4, + TPC_ID_DCORE3_TPC5, + /* the PCI TPC is placed last (mapped liked HW) */ + TPC_ID_DCORE0_TPC6, + TPC_ID_SIZE, +}; + +enum gaudi2_dec_id { + DEC_ID_DCORE0_DEC0, + DEC_ID_DCORE0_DEC1, + DEC_ID_DCORE1_DEC0, + DEC_ID_DCORE1_DEC1, + DEC_ID_DCORE2_DEC0, + DEC_ID_DCORE2_DEC1, + DEC_ID_DCORE3_DEC0, + DEC_ID_DCORE3_DEC1, + DEC_ID_PCIE_VDEC0, + DEC_ID_PCIE_VDEC1, + DEC_ID_SIZE, +}; + +enum gaudi2_hbm_id { + HBM_ID0, + HBM_ID1, + HBM_ID2, + HBM_ID3, + HBM_ID4, + HBM_ID5, + HBM_ID_SIZE, +}; + +/* specific EDMA enumeration */ +enum gaudi2_edma_id { + EDMA_ID_DCORE0_INSTANCE0, + EDMA_ID_DCORE0_INSTANCE1, + EDMA_ID_DCORE1_INSTANCE0, + EDMA_ID_DCORE1_INSTANCE1, + EDMA_ID_DCORE2_INSTANCE0, + EDMA_ID_DCORE2_INSTANCE1, + EDMA_ID_DCORE3_INSTANCE0, + EDMA_ID_DCORE3_INSTANCE1, + EDMA_ID_SIZE, +}; + +/* User interrupt count is aligned with HW CQ count. + * We have 64 CQ's per dcore, CQ0 in dcore 0 is reserved for legacy mode + */ +#define GAUDI2_NUM_USER_INTERRUPTS 255 + +enum gaudi2_irq_num { + GAUDI2_IRQ_NUM_EVENT_QUEUE = GAUDI2_EVENT_QUEUE_MSIX_IDX, + GAUDI2_IRQ_NUM_DCORE0_DEC0_NRM, + GAUDI2_IRQ_NUM_DCORE0_DEC0_ABNRM, + GAUDI2_IRQ_NUM_DCORE0_DEC1_NRM, + GAUDI2_IRQ_NUM_DCORE0_DEC1_ABNRM, + GAUDI2_IRQ_NUM_DCORE1_DEC0_NRM, + GAUDI2_IRQ_NUM_DCORE1_DEC0_ABNRM, + GAUDI2_IRQ_NUM_DCORE1_DEC1_NRM, + GAUDI2_IRQ_NUM_DCORE1_DEC1_ABNRM, + GAUDI2_IRQ_NUM_DCORE2_DEC0_NRM, + GAUDI2_IRQ_NUM_DCORE2_DEC0_ABNRM, + GAUDI2_IRQ_NUM_DCORE2_DEC1_NRM, + GAUDI2_IRQ_NUM_DCORE2_DEC1_ABNRM, + GAUDI2_IRQ_NUM_DCORE3_DEC0_NRM, + GAUDI2_IRQ_NUM_DCORE3_DEC0_ABNRM, + GAUDI2_IRQ_NUM_DCORE3_DEC1_NRM, + GAUDI2_IRQ_NUM_DCORE3_DEC1_ABNRM, + GAUDI2_IRQ_NUM_SHARED_DEC0_NRM, + GAUDI2_IRQ_NUM_SHARED_DEC0_ABNRM, + GAUDI2_IRQ_NUM_SHARED_DEC1_NRM, + GAUDI2_IRQ_NUM_SHARED_DEC1_ABNRM, + GAUDI2_IRQ_NUM_COMPLETION, + GAUDI2_IRQ_NUM_NIC_PORT_FIRST, + GAUDI2_IRQ_NUM_NIC_PORT_LAST = (GAUDI2_IRQ_NUM_NIC_PORT_FIRST + NIC_NUMBER_OF_PORTS - 1), + GAUDI2_IRQ_NUM_RESERVED_FIRST, + GAUDI2_IRQ_NUM_RESERVED_LAST = (GAUDI2_MSIX_ENTRIES - GAUDI2_NUM_USER_INTERRUPTS - 1), + GAUDI2_IRQ_NUM_USER_FIRST, + GAUDI2_IRQ_NUM_USER_LAST = (GAUDI2_IRQ_NUM_USER_FIRST + GAUDI2_NUM_USER_INTERRUPTS - 1), + GAUDI2_IRQ_NUM_LAST = (GAUDI2_MSIX_ENTRIES - 1) +}; + +static_assert(GAUDI2_IRQ_NUM_USER_FIRST > GAUDI2_IRQ_NUM_SHARED_DEC1_ABNRM); + +/** + * struct dup_block_ctx - context to initialize unit instances across multiple + * blocks where block can be either a dcore of duplicated + * common module. this code relies on constant offsets + * of blocks and unit instances in a block. + * @instance_cfg_fn: instance specific configuration function. + * @data: private configuration data. + * @base: base address of the first instance in the first block. + * @block_off: subsequent blocks address spacing. + * @instance_off: subsequent block's instances address spacing. + * @enabled_mask: mask of enabled instances (1- enabled, 0- disabled). + * @blocks: number of blocks. + * @instances: unit instances per block. + */ +struct dup_block_ctx { + void (*instance_cfg_fn)(struct hl_device *hdev, u64 base, void *data); + void *data; + u64 base; + u64 block_off; + u64 instance_off; + u64 enabled_mask; + unsigned int blocks; + unsigned int instances; +}; + +/** + * struct gaudi2_device - ASIC specific manage structure. + * @cpucp_info_get: get information on device from CPU-CP + * @mapped_blocks: array that holds the base address and size of all blocks + * the user can map. + * @lfsr_rand_seeds: array of MME ACC random seeds to set. + * @hw_queues_lock: protects the H/W queues from concurrent access. + * @scratchpad_kernel_address: general purpose PAGE_SIZE contiguous memory, + * this memory region should be write-only. + * currently used for HBW QMAN writes which is + * redundant. + * @scratchpad_bus_address: scratchpad bus address + * @virt_msix_db_cpu_addr: host memory page for the virtual MSI-X doorbell. + * @virt_msix_db_dma_addr: bus address of the page for the virtual MSI-X doorbell. + * @dram_bar_cur_addr: current address of DRAM PCI bar. + * @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. + * @active_hw_arc: This field contains a bit per ARC of an H/W engine with + * exception of TPC and NIC engines. Once an engine arc is + * initialized, its respective bit is set. Driver can uniquely + * identify each initialized ARC and use this information in + * later code paths. Each respective bit is cleared upon reset + * of its corresponding ARC of the H/W engine. + * @dec_hw_cap_initialized: This field contains a bit per decoder 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. + * @tpc_hw_cap_initialized: This field contains a bit per TPC 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. + * @active_tpc_arc: This field contains a bit per ARC of the TPC engines. + * Once an engine arc is initialized, its respective bit is + * set. Each respective bit is cleared upon reset of its + * corresponding ARC of the TPC engine. + * @nic_hw_cap_initialized: This field contains a bit per nic H/W engine. + * @active_nic_arc: This field contains a bit per ARC of the NIC engines. + * Once an engine arc is initialized, its respective bit is + * set. Each respective bit is cleared upon reset of its + * corresponding ARC of the NIC engine. + * @hw_events: array that holds all H/W events that are defined valid. + * @events_stat: array that holds histogram of all received events. + * @events_stat_aggregate: same as events_stat but doesn't get cleared on reset. + * @num_of_valid_hw_events: used to hold the number of valid H/W events. + * @nic_ports: array that holds all NIC ports manage structures. + * @nic_macros: array that holds all NIC macro manage structures. + * @core_info: core info to be used by the Ethernet driver. + * @aux_ops: functions for core <-> aux drivers communication. + * @flush_db_fifo: flag to force flush DB FIFO after a write. + * @hbm_cfg: HBM subsystem settings + * @hw_queues_lock_mutex: used by simulator instead of hw_queues_lock. + */ +struct gaudi2_device { + int (*cpucp_info_get)(struct hl_device *hdev); + + struct user_mapped_block mapped_blocks[NUM_USER_MAPPED_BLOCKS]; + int lfsr_rand_seeds[MME_NUM_OF_LFSR_SEEDS]; + + spinlock_t hw_queues_lock; + + void *scratchpad_kernel_address; + dma_addr_t scratchpad_bus_address; + + void *virt_msix_db_cpu_addr; + dma_addr_t virt_msix_db_dma_addr; + + u64 dram_bar_cur_addr; + u64 hw_cap_initialized; + u64 active_hw_arc; + u64 dec_hw_cap_initialized; + u64 tpc_hw_cap_initialized; + u64 active_tpc_arc; + u64 nic_hw_cap_initialized; + u64 active_nic_arc; + u32 hw_events[GAUDI2_EVENT_SIZE]; + u32 events_stat[GAUDI2_EVENT_SIZE]; + u32 events_stat_aggregate[GAUDI2_EVENT_SIZE]; + u32 num_of_valid_hw_events; +}; + +extern const u32 gaudi2_dma_core_blocks_bases[DMA_CORE_ID_SIZE]; +extern const u32 gaudi2_qm_blocks_bases[GAUDI2_QUEUE_ID_SIZE]; +extern const u32 gaudi2_mme_acc_blocks_bases[MME_ID_SIZE]; +extern const u32 gaudi2_mme_ctrl_lo_blocks_bases[MME_ID_SIZE]; +extern const u32 edma_stream_base[NUM_OF_EDMA_PER_DCORE * NUM_OF_DCORES]; +extern const u32 gaudi2_rot_blocks_bases[ROTATOR_ID_SIZE]; + +void gaudi2_iterate_tpcs(struct hl_device *hdev, struct iterate_module_ctx *ctx); +int gaudi2_coresight_init(struct hl_device *hdev); +int gaudi2_debug_coresight(struct hl_device *hdev, struct hl_ctx *ctx, void *data); +void gaudi2_halt_coresight(struct hl_device *hdev, struct hl_ctx *ctx); +void gaudi2_init_blocks(struct hl_device *hdev, struct dup_block_ctx *cfg_ctx); +bool gaudi2_is_hmmu_enabled(struct hl_device *hdev, int dcore_id, int hmmu_id); +void gaudi2_write_rr_to_all_lbw_rtrs(struct hl_device *hdev, u8 rr_type, u32 rr_index, u64 min_val, + u64 max_val); +void gaudi2_pb_print_security_errors(struct hl_device *hdev, u32 block_addr, u32 cause, + u32 offended_addr); +int gaudi2_init_security(struct hl_device *hdev); +void gaudi2_ack_protection_bits_errors(struct hl_device *hdev); +int gaudi2_send_device_activity(struct hl_device *hdev, bool open); + +#endif /* GAUDI2P_H_ */ |