mirror of https://gitee.com/openkylin/linux.git
270 lines
8.5 KiB
C
270 lines
8.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0
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*
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* Copyright 2019-2020 HabanaLabs, Ltd.
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* All Rights Reserved.
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*
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*/
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#ifndef GAUDIP_H_
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#define GAUDIP_H_
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#include <uapi/misc/habanalabs.h>
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#include "../common/habanalabs.h"
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#include "../include/common/hl_boot_if.h"
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#include "../include/gaudi/gaudi_packets.h"
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#include "../include/gaudi/gaudi.h"
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#include "../include/gaudi/gaudi_async_events.h"
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#define NUMBER_OF_EXT_HW_QUEUES 12
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#define NUMBER_OF_CMPLT_QUEUES NUMBER_OF_EXT_HW_QUEUES
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#define NUMBER_OF_CPU_HW_QUEUES 1
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#define NUMBER_OF_INT_HW_QUEUES 100
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#define NUMBER_OF_HW_QUEUES (NUMBER_OF_EXT_HW_QUEUES + \
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NUMBER_OF_CPU_HW_QUEUES + \
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NUMBER_OF_INT_HW_QUEUES)
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/*
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* Number of MSI interrupts IDS:
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* Each completion queue has 1 ID
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* The event queue has 1 ID
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*/
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#define NUMBER_OF_INTERRUPTS (NUMBER_OF_CMPLT_QUEUES + \
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NUMBER_OF_CPU_HW_QUEUES)
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#if (NUMBER_OF_INTERRUPTS > GAUDI_MSI_ENTRIES)
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#error "Number of MSI interrupts must be smaller or equal to GAUDI_MSI_ENTRIES"
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#endif
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#define QMAN_FENCE_TIMEOUT_USEC 10000 /* 10 ms */
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#define CORESIGHT_TIMEOUT_USEC 100000 /* 100 ms */
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#define GAUDI_MAX_CLK_FREQ 2200000000ull /* 2200 MHz */
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#define MAX_POWER_DEFAULT_PCI 200000 /* 200W */
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#define MAX_POWER_DEFAULT_PMC 350000 /* 350W */
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#define GAUDI_CPU_TIMEOUT_USEC 15000000 /* 15s */
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#define TPC_ENABLED_MASK 0xFF
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#define GAUDI_HBM_SIZE_32GB 0x800000000ull
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#define GAUDI_HBM_DEVICES 4
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#define GAUDI_HBM_CHANNELS 8
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#define GAUDI_HBM_CFG_BASE (mmHBM0_BASE - CFG_BASE)
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#define GAUDI_HBM_CFG_OFFSET (mmHBM1_BASE - mmHBM0_BASE)
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#define DMA_MAX_TRANSFER_SIZE U32_MAX
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#define GAUDI_DEFAULT_CARD_NAME "HL2000"
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#define GAUDI_MAX_PENDING_CS 1024
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#if !IS_MAX_PENDING_CS_VALID(GAUDI_MAX_PENDING_CS)
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#error "GAUDI_MAX_PENDING_CS must be power of 2 and greater than 1"
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#endif
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#define PCI_DMA_NUMBER_OF_CHNLS 3
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#define HBM_DMA_NUMBER_OF_CHNLS 5
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#define DMA_NUMBER_OF_CHNLS (PCI_DMA_NUMBER_OF_CHNLS + \
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HBM_DMA_NUMBER_OF_CHNLS)
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#define MME_NUMBER_OF_SLAVE_ENGINES 2
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#define MME_NUMBER_OF_ENGINES (MME_NUMBER_OF_MASTER_ENGINES + \
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MME_NUMBER_OF_SLAVE_ENGINES)
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#define MME_NUMBER_OF_QMANS (MME_NUMBER_OF_MASTER_ENGINES * \
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QMAN_STREAMS)
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#define QMAN_STREAMS 4
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#define DMA_QMAN_OFFSET (mmDMA1_QM_BASE - mmDMA0_QM_BASE)
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#define TPC_QMAN_OFFSET (mmTPC1_QM_BASE - mmTPC0_QM_BASE)
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#define MME_QMAN_OFFSET (mmMME1_QM_BASE - mmMME0_QM_BASE)
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#define NIC_MACRO_QMAN_OFFSET (mmNIC1_QM0_BASE - mmNIC0_QM0_BASE)
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#define TPC_CFG_OFFSET (mmTPC1_CFG_BASE - mmTPC0_CFG_BASE)
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#define DMA_CORE_OFFSET (mmDMA1_CORE_BASE - mmDMA0_CORE_BASE)
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#define SIF_RTR_CTRL_OFFSET (mmSIF_RTR_CTRL_1_BASE - mmSIF_RTR_CTRL_0_BASE)
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#define NIF_RTR_CTRL_OFFSET (mmNIF_RTR_CTRL_1_BASE - mmNIF_RTR_CTRL_0_BASE)
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#define MME_ACC_OFFSET (mmMME1_ACC_BASE - mmMME0_ACC_BASE)
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#define SRAM_BANK_OFFSET (mmSRAM_Y0_X1_RTR_BASE - mmSRAM_Y0_X0_RTR_BASE)
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#define NUM_OF_SOB_IN_BLOCK \
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(((mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_2047 - \
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mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_0) + 4) >> 2)
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#define NUM_OF_MONITORS_IN_BLOCK \
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(((mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_MON_STATUS_511 - \
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mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_MON_STATUS_0) + 4) >> 2)
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/* DRAM Memory Map */
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#define CPU_FW_IMAGE_SIZE 0x10000000 /* 256MB */
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#define MMU_PAGE_TABLES_SIZE 0x0BF00000 /* 191MB */
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#define MMU_CACHE_MNG_SIZE 0x00100000 /* 1MB */
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#define RESERVED 0x04000000 /* 64MB */
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#define CPU_FW_IMAGE_ADDR DRAM_PHYS_BASE
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#define MMU_PAGE_TABLES_ADDR (CPU_FW_IMAGE_ADDR + CPU_FW_IMAGE_SIZE)
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#define MMU_CACHE_MNG_ADDR (MMU_PAGE_TABLES_ADDR + MMU_PAGE_TABLES_SIZE)
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#define DRAM_DRIVER_END_ADDR (MMU_CACHE_MNG_ADDR + MMU_CACHE_MNG_SIZE +\
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RESERVED)
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#define DRAM_BASE_ADDR_USER 0x20000000
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#if (DRAM_DRIVER_END_ADDR > DRAM_BASE_ADDR_USER)
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#error "Driver must reserve no more than 512MB"
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#endif
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/* Internal QMANs PQ sizes */
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#define MME_QMAN_LENGTH 1024
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#define MME_QMAN_SIZE_IN_BYTES (MME_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
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#define HBM_DMA_QMAN_LENGTH 1024
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#define HBM_DMA_QMAN_SIZE_IN_BYTES \
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(HBM_DMA_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
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#define TPC_QMAN_LENGTH 1024
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#define TPC_QMAN_SIZE_IN_BYTES (TPC_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
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#define SRAM_USER_BASE_OFFSET GAUDI_DRIVER_SRAM_RESERVED_SIZE_FROM_START
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/* Virtual address space */
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#define VA_HOST_SPACE_START 0x1000000000000ull /* 256TB */
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#define VA_HOST_SPACE_END 0x3FF8000000000ull /* 1PB - 1TB */
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#define VA_HOST_SPACE_SIZE (VA_HOST_SPACE_END - \
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VA_HOST_SPACE_START) /* 767TB */
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#define HW_CAP_PLL 0x00000001
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#define HW_CAP_HBM 0x00000002
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#define HW_CAP_MMU 0x00000004
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#define HW_CAP_MME 0x00000008
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#define HW_CAP_CPU 0x00000010
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#define HW_CAP_PCI_DMA 0x00000020
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#define HW_CAP_MSI 0x00000040
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#define HW_CAP_CPU_Q 0x00000080
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#define HW_CAP_HBM_DMA 0x00000100
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#define HW_CAP_CLK_GATE 0x00000200
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#define HW_CAP_SRAM_SCRAMBLER 0x00000400
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#define HW_CAP_HBM_SCRAMBLER 0x00000800
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#define HW_CAP_TPC0 0x01000000
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#define HW_CAP_TPC1 0x02000000
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#define HW_CAP_TPC2 0x04000000
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#define HW_CAP_TPC3 0x08000000
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#define HW_CAP_TPC4 0x10000000
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#define HW_CAP_TPC5 0x20000000
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#define HW_CAP_TPC6 0x40000000
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#define HW_CAP_TPC7 0x80000000
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#define HW_CAP_TPC_MASK 0xFF000000
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#define HW_CAP_TPC_SHIFT 24
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#define GAUDI_CPU_PCI_MSB_ADDR(addr) (((addr) & GENMASK_ULL(49, 39)) >> 39)
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#define GAUDI_PCI_TO_CPU_ADDR(addr) \
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do { \
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(addr) &= ~GENMASK_ULL(49, 39); \
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(addr) |= BIT_ULL(39); \
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} while (0)
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#define GAUDI_CPU_TO_PCI_ADDR(addr, extension) \
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do { \
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(addr) &= ~GENMASK_ULL(49, 39); \
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(addr) |= (u64) (extension) << 39; \
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} while (0)
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enum gaudi_dma_channels {
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GAUDI_PCI_DMA_1,
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GAUDI_PCI_DMA_2,
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GAUDI_PCI_DMA_3,
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GAUDI_HBM_DMA_1,
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GAUDI_HBM_DMA_2,
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GAUDI_HBM_DMA_3,
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GAUDI_HBM_DMA_4,
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GAUDI_HBM_DMA_5,
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GAUDI_DMA_MAX
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};
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enum gaudi_tpc_mask {
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GAUDI_TPC_MASK_TPC0 = 0x01,
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GAUDI_TPC_MASK_TPC1 = 0x02,
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GAUDI_TPC_MASK_TPC2 = 0x04,
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GAUDI_TPC_MASK_TPC3 = 0x08,
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GAUDI_TPC_MASK_TPC4 = 0x10,
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GAUDI_TPC_MASK_TPC5 = 0x20,
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GAUDI_TPC_MASK_TPC6 = 0x40,
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GAUDI_TPC_MASK_TPC7 = 0x80,
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GAUDI_TPC_MASK_ALL = 0xFF
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};
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/**
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* struct gaudi_internal_qman_info - Internal QMAN information.
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* @pq_kernel_addr: Kernel address of the PQ memory area in the host.
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* @pq_dma_addr: DMA address of the PQ memory area in the host.
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* @pq_size: Size of allocated host memory for PQ.
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*/
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struct gaudi_internal_qman_info {
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void *pq_kernel_addr;
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dma_addr_t pq_dma_addr;
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size_t pq_size;
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};
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/**
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* struct gaudi_device - ASIC specific manage structure.
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* @armcp_info_get: get information on device from ArmCP
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* @hw_queues_lock: protects the H/W queues from concurrent access.
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* @clk_gate_mutex: protects code areas that require clock gating to be disabled
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* temporarily
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* @internal_qmans: Internal QMANs information. The array size is larger than
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* the actual number of internal queues because they are not in
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* consecutive order.
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* @hbm_bar_cur_addr: current address of HBM PCI bar.
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* @max_freq_value: current max clk frequency.
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* @events: array that holds all event id's
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* @events_stat: array that holds histogram of all received events.
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* @events_stat_aggregate: same as events_stat but doesn't get cleared on reset
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* @hw_cap_initialized: This field contains a bit per H/W engine. When that
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* engine is initialized, that bit is set by the driver to
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* signal we can use this engine in later code paths.
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* Each bit is cleared upon reset of its corresponding H/W
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* engine.
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* @multi_msi_mode: whether we are working in multi MSI single MSI mode.
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* Multi MSI is possible only with IOMMU enabled.
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* @mmu_cache_inv_pi: PI for MMU cache invalidation flow. The H/W expects an
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* 8-bit value so use u8.
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*/
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struct gaudi_device {
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int (*armcp_info_get)(struct hl_device *hdev);
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/* TODO: remove hw_queues_lock after moving to scheduler code */
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spinlock_t hw_queues_lock;
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struct mutex clk_gate_mutex;
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struct gaudi_internal_qman_info internal_qmans[GAUDI_QUEUE_ID_SIZE];
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u64 hbm_bar_cur_addr;
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u64 max_freq_value;
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u32 events[GAUDI_EVENT_SIZE];
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u32 events_stat[GAUDI_EVENT_SIZE];
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u32 events_stat_aggregate[GAUDI_EVENT_SIZE];
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u32 hw_cap_initialized;
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u8 multi_msi_mode;
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u8 mmu_cache_inv_pi;
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};
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void gaudi_init_security(struct hl_device *hdev);
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void gaudi_add_device_attr(struct hl_device *hdev,
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struct attribute_group *dev_attr_grp);
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void gaudi_set_pll_profile(struct hl_device *hdev, enum hl_pll_frequency freq);
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int gaudi_debug_coresight(struct hl_device *hdev, void *data);
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void gaudi_halt_coresight(struct hl_device *hdev);
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int gaudi_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk);
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#endif /* GAUDIP_H_ */
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