1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright (c) 2021 HiSilicon Ltd. */ 3 4 #ifndef HISI_ACC_VFIO_PCI_H 5 #define HISI_ACC_VFIO_PCI_H 6 7 #include <linux/hisi_acc_qm.h> 8 9 #define MB_POLL_PERIOD_US 10 10 #define MB_POLL_TIMEOUT_US 1000 11 #define QM_CACHE_WB_START 0x204 12 #define QM_CACHE_WB_DONE 0x208 13 #define QM_MB_CMD_PAUSE_QM 0xe 14 #define QM_ABNORMAL_INT_STATUS 0x100008 15 #define QM_IFC_INT_STATUS 0x0028 16 #define SEC_CORE_INT_STATUS 0x301008 17 #define HPRE_HAC_INT_STATUS 0x301800 18 #define HZIP_CORE_INT_STATUS 0x3010AC 19 20 #define QM_VFT_CFG_RDY 0x10006c 21 #define QM_VFT_CFG_OP_WR 0x100058 22 #define QM_VFT_CFG_TYPE 0x10005c 23 #define QM_VFT_CFG 0x100060 24 #define QM_VFT_CFG_OP_ENABLE 0x100054 25 #define QM_VFT_CFG_DATA_L 0x100064 26 #define QM_VFT_CFG_DATA_H 0x100068 27 28 #define ERROR_CHECK_TIMEOUT 100 29 #define CHECK_DELAY_TIME 100 30 31 #define QM_SQC_VFT_BASE_SHIFT_V2 28 32 #define QM_SQC_VFT_BASE_MASK_V2 GENMASK(15, 0) 33 #define QM_SQC_VFT_NUM_SHIFT_V2 45 34 #define QM_SQC_VFT_NUM_MASK_V2 GENMASK(9, 0) 35 36 /* RW regs */ 37 #define QM_REGS_MAX_LEN 7 38 #define QM_REG_ADDR_OFFSET 0x0004 39 40 #define QM_XQC_ADDR_OFFSET 32U 41 #define QM_VF_AEQ_INT_MASK 0x0004 42 #define QM_VF_EQ_INT_MASK 0x000c 43 #define QM_IFC_INT_SOURCE_V 0x0020 44 #define QM_IFC_INT_MASK 0x0024 45 #define QM_IFC_INT_SET_V 0x002c 46 #define QM_QUE_ISO_CFG_V 0x0030 47 #define QM_PAGE_SIZE 0x0034 48 49 #define QM_EQC_DW0 0X8000 50 #define QM_AEQC_DW0 0X8020 51 52 struct acc_vf_data { 53 #define QM_MATCH_SIZE offsetofend(struct acc_vf_data, qm_rsv_state) 54 /* QM match information */ 55 #define ACC_DEV_MAGIC 0XCDCDCDCDFEEDAACC 56 u64 acc_magic; 57 u32 qp_num; 58 u32 dev_id; 59 u32 que_iso_cfg; 60 u32 qp_base; 61 u32 vf_qm_state; 62 /* QM reserved match information */ 63 u32 qm_rsv_state[3]; 64 65 /* QM RW regs */ 66 u32 aeq_int_mask; 67 u32 eq_int_mask; 68 u32 ifc_int_source; 69 u32 ifc_int_mask; 70 u32 ifc_int_set; 71 u32 page_size; 72 73 /* QM_EQC_DW has 7 regs */ 74 u32 qm_eqc_dw[7]; 75 76 /* QM_AEQC_DW has 7 regs */ 77 u32 qm_aeqc_dw[7]; 78 79 /* QM reserved 5 regs */ 80 u32 qm_rsv_regs[5]; 81 u32 padding; 82 /* QM memory init information */ 83 u64 eqe_dma; 84 u64 aeqe_dma; 85 u64 sqc_dma; 86 u64 cqc_dma; 87 }; 88 89 struct hisi_acc_vf_migration_file { 90 struct file *filp; 91 struct mutex lock; 92 bool disabled; 93 94 struct acc_vf_data vf_data; 95 size_t total_length; 96 }; 97 98 struct hisi_acc_vf_core_device { 99 struct vfio_pci_core_device core_device; 100 u8 deferred_reset:1; 101 /* For migration state */ 102 struct mutex state_mutex; 103 enum vfio_device_mig_state mig_state; 104 struct pci_dev *pf_dev; 105 struct pci_dev *vf_dev; 106 struct hisi_qm *pf_qm; 107 struct hisi_qm vf_qm; 108 u32 vf_qm_state; 109 int vf_id; 110 /* For reset handler */ 111 spinlock_t reset_lock; 112 struct hisi_acc_vf_migration_file *resuming_migf; 113 struct hisi_acc_vf_migration_file *saving_migf; 114 }; 115 #endif /* HISI_ACC_VFIO_PCI_H */ 116