1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0) 2 * Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved. 3 */ 4 5 #ifndef _IONIC_DEV_H_ 6 #define _IONIC_DEV_H_ 7 8 #include "ionic_osdep.h" 9 #include "ionic_if.h" 10 #include "ionic_regs.h" 11 12 #define IONIC_DEVCMD_TIMEOUT 30 /* devcmd_timeout */ 13 14 struct ionic_adapter; 15 16 struct ionic_dev_bar { 17 void __iomem *vaddr; 18 rte_iova_t bus_addr; 19 unsigned long len; 20 }; 21 22 static inline void ionic_struct_size_checks(void) 23 { 24 RTE_BUILD_BUG_ON(sizeof(struct ionic_doorbell) != 8); 25 RTE_BUILD_BUG_ON(sizeof(struct ionic_intr) != 32); 26 RTE_BUILD_BUG_ON(sizeof(struct ionic_intr_status) != 8); 27 28 RTE_BUILD_BUG_ON(sizeof(union ionic_dev_regs) != 4096); 29 RTE_BUILD_BUG_ON(sizeof(union ionic_dev_info_regs) != 2048); 30 RTE_BUILD_BUG_ON(sizeof(union ionic_dev_cmd_regs) != 2048); 31 32 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_stats) != 1024); 33 34 RTE_BUILD_BUG_ON(sizeof(struct ionic_admin_cmd) != 64); 35 RTE_BUILD_BUG_ON(sizeof(struct ionic_admin_comp) != 16); 36 RTE_BUILD_BUG_ON(sizeof(struct ionic_nop_cmd) != 64); 37 RTE_BUILD_BUG_ON(sizeof(struct ionic_nop_comp) != 16); 38 39 /* Device commands */ 40 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_identify_cmd) != 64); 41 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_identify_comp) != 16); 42 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_init_cmd) != 64); 43 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_init_comp) != 16); 44 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_reset_cmd) != 64); 45 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_reset_comp) != 16); 46 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_getattr_cmd) != 64); 47 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_getattr_comp) != 16); 48 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_setattr_cmd) != 64); 49 RTE_BUILD_BUG_ON(sizeof(struct ionic_dev_setattr_comp) != 16); 50 51 /* Port commands */ 52 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_identify_cmd) != 64); 53 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_identify_comp) != 16); 54 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_init_cmd) != 64); 55 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_init_comp) != 16); 56 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_reset_cmd) != 64); 57 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_reset_comp) != 16); 58 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_getattr_cmd) != 64); 59 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_getattr_comp) != 16); 60 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_setattr_cmd) != 64); 61 RTE_BUILD_BUG_ON(sizeof(struct ionic_port_setattr_comp) != 16); 62 63 /* LIF commands */ 64 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_init_cmd) != 64); 65 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_init_comp) != 16); 66 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_reset_cmd) != 64); 67 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_getattr_cmd) != 64); 68 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_getattr_comp) != 16); 69 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_setattr_cmd) != 64); 70 RTE_BUILD_BUG_ON(sizeof(struct ionic_lif_setattr_comp) != 16); 71 72 RTE_BUILD_BUG_ON(sizeof(struct ionic_q_init_cmd) != 64); 73 RTE_BUILD_BUG_ON(sizeof(struct ionic_q_init_comp) != 16); 74 RTE_BUILD_BUG_ON(sizeof(struct ionic_q_control_cmd) != 64); 75 76 RTE_BUILD_BUG_ON(sizeof(struct ionic_rx_mode_set_cmd) != 64); 77 RTE_BUILD_BUG_ON(sizeof(struct ionic_rx_filter_add_cmd) != 64); 78 RTE_BUILD_BUG_ON(sizeof(struct ionic_rx_filter_add_comp) != 16); 79 RTE_BUILD_BUG_ON(sizeof(struct ionic_rx_filter_del_cmd) != 64); 80 81 /* RDMA commands */ 82 RTE_BUILD_BUG_ON(sizeof(struct ionic_rdma_reset_cmd) != 64); 83 RTE_BUILD_BUG_ON(sizeof(struct ionic_rdma_queue_cmd) != 64); 84 85 /* Events */ 86 RTE_BUILD_BUG_ON(sizeof(struct ionic_notifyq_cmd) != 4); 87 RTE_BUILD_BUG_ON(sizeof(union ionic_notifyq_comp) != 64); 88 RTE_BUILD_BUG_ON(sizeof(struct ionic_notifyq_event) != 64); 89 RTE_BUILD_BUG_ON(sizeof(struct ionic_link_change_event) != 64); 90 RTE_BUILD_BUG_ON(sizeof(struct ionic_reset_event) != 64); 91 RTE_BUILD_BUG_ON(sizeof(struct ionic_heartbeat_event) != 64); 92 RTE_BUILD_BUG_ON(sizeof(struct ionic_log_event) != 64); 93 94 /* I/O */ 95 RTE_BUILD_BUG_ON(sizeof(struct ionic_txq_desc) != 16); 96 RTE_BUILD_BUG_ON(sizeof(struct ionic_txq_sg_desc) != 128); 97 RTE_BUILD_BUG_ON(sizeof(struct ionic_txq_comp) != 16); 98 99 RTE_BUILD_BUG_ON(sizeof(struct ionic_rxq_desc) != 16); 100 RTE_BUILD_BUG_ON(sizeof(struct ionic_rxq_sg_desc) != 128); 101 RTE_BUILD_BUG_ON(sizeof(struct ionic_rxq_comp) != 16); 102 } 103 104 struct ionic_dev { 105 union ionic_dev_info_regs __iomem *dev_info; 106 union ionic_dev_cmd_regs __iomem *dev_cmd; 107 108 struct ionic_doorbell __iomem *db_pages; 109 rte_iova_t phy_db_pages; 110 111 struct ionic_intr __iomem *intr_ctrl; 112 113 struct ionic_intr_status __iomem *intr_status; 114 }; 115 116 int ionic_dev_setup(struct ionic_adapter *adapter); 117 118 void ionic_dev_cmd_go(struct ionic_dev *idev, union ionic_dev_cmd *cmd); 119 uint8_t ionic_dev_cmd_status(struct ionic_dev *idev); 120 bool ionic_dev_cmd_done(struct ionic_dev *idev); 121 void ionic_dev_cmd_comp(struct ionic_dev *idev, void *mem); 122 123 void ionic_dev_cmd_identify(struct ionic_dev *idev, uint8_t ver); 124 void ionic_dev_cmd_init(struct ionic_dev *idev); 125 void ionic_dev_cmd_reset(struct ionic_dev *idev); 126 127 #endif /* _IONIC_DEV_H_ */ 128