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/* 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 "habanalabs.h"
#include "include/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 QMAN_FENCE_TIMEOUT_USEC 10000 /* 10 ms */
#define CORESIGHT_TIMEOUT_USEC 100000 /* 100 ms */
#define GAUDI_MAX_CLK_FREQ 2200000000ull /* 2200 MHz */
#define MAX_POWER_DEFAULT 200000 /* 200W */
#define GAUDI_CPU_TIMEOUT_USEC 15000000 /* 15s */
#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 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 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 64
#define MME_QMAN_SIZE_IN_BYTES (MME_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
#define HBM_DMA_QMAN_LENGTH 64
#define HBM_DMA_QMAN_SIZE_IN_BYTES \
(HBM_DMA_QMAN_LENGTH * QMAN_PQ_ENTRY_SIZE)
#define TPC_QMAN_LENGTH 64
#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 0x00000001
#define HW_CAP_HBM 0x00000002
#define HW_CAP_MMU 0x00000004
#define HW_CAP_MME 0x00000008
#define HW_CAP_CPU 0x00000010
#define HW_CAP_PCI_DMA 0x00000020
#define HW_CAP_MSI 0x00000040
#define HW_CAP_CPU_Q 0x00000080
#define HW_CAP_HBM_DMA 0x00000100
#define HW_CAP_CLK_GATE 0x00000200
#define HW_CAP_SRAM_SCRAMBLER 0x00000400
#define HW_CAP_HBM_SCRAMBLER 0x00000800
#define HW_CAP_TPC0 0x01000000
#define HW_CAP_TPC1 0x02000000
#define HW_CAP_TPC2 0x04000000
#define HW_CAP_TPC3 0x08000000
#define HW_CAP_TPC4 0x10000000
#define HW_CAP_TPC5 0x20000000
#define HW_CAP_TPC6 0x40000000
#define HW_CAP_TPC7 0x80000000
#define HW_CAP_TPC_MASK 0xFF000000
#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.
* @armcp_info_get: get information on device from ArmCP
* @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_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.
* @ext_queue_idx: helper index for external queues initialization.
*/
struct gaudi_device {
int (*armcp_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_stat[GAUDI_EVENT_SIZE];
u32 events_stat_aggregate[GAUDI_EVENT_SIZE];
u32 hw_cap_initialized;
u8 multi_msi_mode;
u8 ext_queue_idx;
};
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_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk);
#endif /* GAUDIP_H_ */
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