/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (c) 2019 HiSilicon Limited. */ #ifndef HISI_ACC_QM_H #define HISI_ACC_QM_H #include #include #include #include /* qm user domain */ #define QM_ARUSER_M_CFG_1 0x100088 #define AXUSER_SNOOP_ENABLE BIT(30) #define AXUSER_CMD_TYPE GENMASK(14, 12) #define AXUSER_CMD_SMMU_NORMAL 1 #define AXUSER_NS BIT(6) #define AXUSER_NO BIT(5) #define AXUSER_FP BIT(4) #define AXUSER_SSV BIT(0) #define AXUSER_BASE (AXUSER_SNOOP_ENABLE | \ FIELD_PREP(AXUSER_CMD_TYPE, \ AXUSER_CMD_SMMU_NORMAL) | \ AXUSER_NS | AXUSER_NO | AXUSER_FP) #define QM_ARUSER_M_CFG_ENABLE 0x100090 #define ARUSER_M_CFG_ENABLE 0xfffffffe #define QM_AWUSER_M_CFG_1 0x100098 #define QM_AWUSER_M_CFG_ENABLE 0x1000a0 #define AWUSER_M_CFG_ENABLE 0xfffffffe #define QM_WUSER_M_CFG_ENABLE 0x1000a8 #define WUSER_M_CFG_ENABLE 0xffffffff /* qm cache */ #define QM_CACHE_CTL 0x100050 #define SQC_CACHE_ENABLE BIT(0) #define CQC_CACHE_ENABLE BIT(1) #define SQC_CACHE_WB_ENABLE BIT(4) #define SQC_CACHE_WB_THRD GENMASK(10, 5) #define CQC_CACHE_WB_ENABLE BIT(11) #define CQC_CACHE_WB_THRD GENMASK(17, 12) #define QM_AXI_M_CFG 0x1000ac #define AXI_M_CFG 0xffff #define QM_AXI_M_CFG_ENABLE 0x1000b0 #define AXI_M_CFG_ENABLE 0xffffffff #define QM_PEH_AXUSER_CFG 0x1000cc #define QM_PEH_AXUSER_CFG_ENABLE 0x1000d0 #define PEH_AXUSER_CFG 0x401001 #define PEH_AXUSER_CFG_ENABLE 0xffffffff #define QM_DFX_MB_CNT_VF 0x104010 #define QM_DFX_DB_CNT_VF 0x104020 #define QM_DFX_SQE_CNT_VF_SQN 0x104030 #define QM_DFX_CQE_CNT_VF_CQN 0x104040 #define QM_DFX_QN_SHIFT 16 #define CURRENT_FUN_MASK GENMASK(5, 0) #define CURRENT_Q_MASK GENMASK(31, 16) #define QM_AXI_RRESP BIT(0) #define QM_AXI_BRESP BIT(1) #define QM_ECC_MBIT BIT(2) #define QM_ECC_1BIT BIT(3) #define QM_ACC_GET_TASK_TIMEOUT BIT(4) #define QM_ACC_DO_TASK_TIMEOUT BIT(5) #define QM_ACC_WB_NOT_READY_TIMEOUT BIT(6) #define QM_SQ_CQ_VF_INVALID BIT(7) #define QM_CQ_VF_INVALID BIT(8) #define QM_SQ_VF_INVALID BIT(9) #define QM_DB_TIMEOUT BIT(10) #define QM_OF_FIFO_OF BIT(11) #define QM_DB_RANDOM_INVALID BIT(12) #define QM_BASE_NFE (QM_AXI_RRESP | QM_AXI_BRESP | QM_ECC_MBIT | \ QM_ACC_GET_TASK_TIMEOUT | QM_DB_TIMEOUT | \ QM_OF_FIFO_OF) #define QM_BASE_CE QM_ECC_1BIT #define QM_Q_DEPTH 1024 #define HISI_ACC_SGL_SGE_NR_MAX 255 enum qp_state { QP_STOP, }; enum qm_hw_ver { QM_HW_UNKNOWN = -1, QM_HW_V1 = 0x20, QM_HW_V2 = 0x21, }; enum qm_fun_type { QM_HW_PF, QM_HW_VF, }; enum qm_debug_file { CURRENT_Q, CLEAR_ENABLE, DEBUG_FILE_NUM, }; struct debugfs_file { enum qm_debug_file index; struct mutex lock; struct qm_debug *debug; }; struct qm_debug { u32 curr_qm_qp_num; struct dentry *debug_root; struct dentry *qm_d; struct debugfs_file files[DEBUG_FILE_NUM]; }; struct qm_dma { void *va; dma_addr_t dma; size_t size; }; struct hisi_qm_status { u32 eq_head; bool eqc_phase; u32 aeq_head; bool aeqc_phase; unsigned long flags; }; struct hisi_qm { enum qm_hw_ver ver; enum qm_fun_type fun_type; const char *dev_name; struct pci_dev *pdev; void __iomem *io_base; u32 sqe_size; u32 qp_base; u32 qp_num; u32 qp_in_used; u32 ctrl_qp_num; struct qm_dma qdma; struct qm_sqc *sqc; struct qm_cqc *cqc; struct qm_eqe *eqe; struct qm_aeqe *aeqe; dma_addr_t sqc_dma; dma_addr_t cqc_dma; dma_addr_t eqe_dma; dma_addr_t aeqe_dma; struct hisi_qm_status status; rwlock_t qps_lock; unsigned long *qp_bitmap; struct hisi_qp **qp_array; struct mutex mailbox_lock; const struct hisi_qm_hw_ops *ops; struct qm_debug debug; u32 error_mask; u32 msi_mask; bool use_dma_api; }; struct hisi_qp_status { atomic_t used; u16 sq_tail; u16 cq_head; bool cqc_phase; unsigned long flags; }; struct hisi_qp_ops { int (*fill_sqe)(void *sqe, void *q_parm, void *d_parm); }; struct hisi_qp { u32 qp_id; u8 alg_type; u8 req_type; struct qm_dma qdma; void *sqe; struct qm_cqe *cqe; dma_addr_t sqe_dma; dma_addr_t cqe_dma; struct hisi_qp_status qp_status; struct hisi_qp_ops *hw_ops; void *qp_ctx; void (*req_cb)(struct hisi_qp *qp, void *data); struct work_struct work; struct workqueue_struct *wq; struct hisi_qm *qm; }; int hisi_qm_init(struct hisi_qm *qm); void hisi_qm_uninit(struct hisi_qm *qm); int hisi_qm_start(struct hisi_qm *qm); int hisi_qm_stop(struct hisi_qm *qm); struct hisi_qp *hisi_qm_create_qp(struct hisi_qm *qm, u8 alg_type); int hisi_qm_start_qp(struct hisi_qp *qp, unsigned long arg); int hisi_qm_stop_qp(struct hisi_qp *qp); void hisi_qm_release_qp(struct hisi_qp *qp); int hisi_qp_send(struct hisi_qp *qp, const void *msg); int hisi_qm_get_free_qp_num(struct hisi_qm *qm); int hisi_qm_get_vft(struct hisi_qm *qm, u32 *base, u32 *number); int hisi_qm_set_vft(struct hisi_qm *qm, u32 fun_num, u32 base, u32 number); int hisi_qm_debug_init(struct hisi_qm *qm); void hisi_qm_hw_error_init(struct hisi_qm *qm, u32 ce, u32 nfe, u32 fe, u32 msi); pci_ers_result_t hisi_qm_hw_error_handle(struct hisi_qm *qm); enum qm_hw_ver hisi_qm_get_hw_version(struct pci_dev *pdev); void hisi_qm_debug_regs_clear(struct hisi_qm *qm); struct hisi_acc_sgl_pool; struct hisi_acc_hw_sgl *hisi_acc_sg_buf_map_to_hw_sgl(struct device *dev, struct scatterlist *sgl, struct hisi_acc_sgl_pool *pool, u32 index, dma_addr_t *hw_sgl_dma); void hisi_acc_sg_buf_unmap(struct device *dev, struct scatterlist *sgl, struct hisi_acc_hw_sgl *hw_sgl); struct hisi_acc_sgl_pool *hisi_acc_create_sgl_pool(struct device *dev, u32 count, u32 sge_nr); void hisi_acc_free_sgl_pool(struct device *dev, struct hisi_acc_sgl_pool *pool); #endif