181 lines
6.3 KiB
C
181 lines
6.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
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#ifndef _IONIC_DEV_H_
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#define _IONIC_DEV_H_
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#include <linux/mutex.h>
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#include <linux/workqueue.h>
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#include "ionic_if.h"
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#include "ionic_regs.h"
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#define IONIC_LIFS_MAX 1024
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struct ionic_dev_bar {
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void __iomem *vaddr;
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phys_addr_t bus_addr;
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unsigned long len;
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int res_index;
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};
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/* Registers */
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static_assert(sizeof(struct ionic_intr) == 32);
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static_assert(sizeof(struct ionic_doorbell) == 8);
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static_assert(sizeof(struct ionic_intr_status) == 8);
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static_assert(sizeof(union ionic_dev_regs) == 4096);
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static_assert(sizeof(union ionic_dev_info_regs) == 2048);
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static_assert(sizeof(union ionic_dev_cmd_regs) == 2048);
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static_assert(sizeof(struct ionic_lif_stats) == 1024);
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static_assert(sizeof(struct ionic_admin_cmd) == 64);
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static_assert(sizeof(struct ionic_admin_comp) == 16);
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static_assert(sizeof(struct ionic_nop_cmd) == 64);
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static_assert(sizeof(struct ionic_nop_comp) == 16);
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/* Device commands */
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static_assert(sizeof(struct ionic_dev_identify_cmd) == 64);
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static_assert(sizeof(struct ionic_dev_identify_comp) == 16);
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static_assert(sizeof(struct ionic_dev_init_cmd) == 64);
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static_assert(sizeof(struct ionic_dev_init_comp) == 16);
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static_assert(sizeof(struct ionic_dev_reset_cmd) == 64);
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static_assert(sizeof(struct ionic_dev_reset_comp) == 16);
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static_assert(sizeof(struct ionic_dev_getattr_cmd) == 64);
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static_assert(sizeof(struct ionic_dev_getattr_comp) == 16);
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static_assert(sizeof(struct ionic_dev_setattr_cmd) == 64);
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static_assert(sizeof(struct ionic_dev_setattr_comp) == 16);
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/* Port commands */
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static_assert(sizeof(struct ionic_port_identify_cmd) == 64);
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static_assert(sizeof(struct ionic_port_identify_comp) == 16);
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static_assert(sizeof(struct ionic_port_init_cmd) == 64);
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static_assert(sizeof(struct ionic_port_init_comp) == 16);
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static_assert(sizeof(struct ionic_port_reset_cmd) == 64);
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static_assert(sizeof(struct ionic_port_reset_comp) == 16);
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static_assert(sizeof(struct ionic_port_getattr_cmd) == 64);
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static_assert(sizeof(struct ionic_port_getattr_comp) == 16);
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static_assert(sizeof(struct ionic_port_setattr_cmd) == 64);
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static_assert(sizeof(struct ionic_port_setattr_comp) == 16);
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/* LIF commands */
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static_assert(sizeof(struct ionic_lif_init_cmd) == 64);
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static_assert(sizeof(struct ionic_lif_init_comp) == 16);
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static_assert(sizeof(struct ionic_lif_reset_cmd) == 64);
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static_assert(sizeof(ionic_lif_reset_comp) == 16);
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static_assert(sizeof(struct ionic_lif_getattr_cmd) == 64);
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static_assert(sizeof(struct ionic_lif_getattr_comp) == 16);
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static_assert(sizeof(struct ionic_lif_setattr_cmd) == 64);
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static_assert(sizeof(struct ionic_lif_setattr_comp) == 16);
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static_assert(sizeof(struct ionic_q_init_cmd) == 64);
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static_assert(sizeof(struct ionic_q_init_comp) == 16);
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static_assert(sizeof(struct ionic_q_control_cmd) == 64);
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static_assert(sizeof(ionic_q_control_comp) == 16);
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static_assert(sizeof(struct ionic_rx_mode_set_cmd) == 64);
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static_assert(sizeof(ionic_rx_mode_set_comp) == 16);
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static_assert(sizeof(struct ionic_rx_filter_add_cmd) == 64);
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static_assert(sizeof(struct ionic_rx_filter_add_comp) == 16);
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static_assert(sizeof(struct ionic_rx_filter_del_cmd) == 64);
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static_assert(sizeof(ionic_rx_filter_del_comp) == 16);
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/* RDMA commands */
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static_assert(sizeof(struct ionic_rdma_reset_cmd) == 64);
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static_assert(sizeof(struct ionic_rdma_queue_cmd) == 64);
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/* Events */
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static_assert(sizeof(struct ionic_notifyq_cmd) == 4);
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static_assert(sizeof(union ionic_notifyq_comp) == 64);
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static_assert(sizeof(struct ionic_notifyq_event) == 64);
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static_assert(sizeof(struct ionic_link_change_event) == 64);
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static_assert(sizeof(struct ionic_reset_event) == 64);
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static_assert(sizeof(struct ionic_heartbeat_event) == 64);
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static_assert(sizeof(struct ionic_log_event) == 64);
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/* I/O */
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static_assert(sizeof(struct ionic_txq_desc) == 16);
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static_assert(sizeof(struct ionic_txq_sg_desc) == 128);
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static_assert(sizeof(struct ionic_txq_comp) == 16);
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static_assert(sizeof(struct ionic_rxq_desc) == 16);
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static_assert(sizeof(struct ionic_rxq_sg_desc) == 128);
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static_assert(sizeof(struct ionic_rxq_comp) == 16);
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struct ionic_devinfo {
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u8 asic_type;
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u8 asic_rev;
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char fw_version[IONIC_DEVINFO_FWVERS_BUFLEN + 1];
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char serial_num[IONIC_DEVINFO_SERIAL_BUFLEN + 1];
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};
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struct ionic_dev {
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union ionic_dev_info_regs __iomem *dev_info_regs;
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union ionic_dev_cmd_regs __iomem *dev_cmd_regs;
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u64 __iomem *db_pages;
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dma_addr_t phy_db_pages;
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struct ionic_intr __iomem *intr_ctrl;
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u64 __iomem *intr_status;
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u32 port_info_sz;
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struct ionic_port_info *port_info;
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dma_addr_t port_info_pa;
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struct ionic_devinfo dev_info;
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};
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#define INTR_INDEX_NOT_ASSIGNED -1
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#define INTR_NAME_MAX_SZ 32
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struct ionic_intr_info {
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char name[INTR_NAME_MAX_SZ];
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unsigned int index;
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unsigned int vector;
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u64 rearm_count;
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unsigned int cpu;
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cpumask_t affinity_mask;
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};
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struct ionic;
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static inline void ionic_intr_init(struct ionic_dev *idev,
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struct ionic_intr_info *intr,
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unsigned long index)
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{
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ionic_intr_clean(idev->intr_ctrl, index);
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intr->index = index;
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}
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void ionic_init_devinfo(struct ionic *ionic);
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int ionic_dev_setup(struct ionic *ionic);
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void ionic_dev_teardown(struct ionic *ionic);
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void ionic_dev_cmd_go(struct ionic_dev *idev, union ionic_dev_cmd *cmd);
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u8 ionic_dev_cmd_status(struct ionic_dev *idev);
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bool ionic_dev_cmd_done(struct ionic_dev *idev);
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void ionic_dev_cmd_comp(struct ionic_dev *idev, union ionic_dev_cmd_comp *comp);
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void ionic_dev_cmd_identify(struct ionic_dev *idev, u8 ver);
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void ionic_dev_cmd_init(struct ionic_dev *idev);
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void ionic_dev_cmd_reset(struct ionic_dev *idev);
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void ionic_dev_cmd_port_identify(struct ionic_dev *idev);
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void ionic_dev_cmd_port_init(struct ionic_dev *idev);
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void ionic_dev_cmd_port_reset(struct ionic_dev *idev);
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void ionic_dev_cmd_port_state(struct ionic_dev *idev, u8 state);
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void ionic_dev_cmd_port_speed(struct ionic_dev *idev, u32 speed);
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void ionic_dev_cmd_port_autoneg(struct ionic_dev *idev, u8 an_enable);
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void ionic_dev_cmd_port_fec(struct ionic_dev *idev, u8 fec_type);
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void ionic_dev_cmd_port_pause(struct ionic_dev *idev, u8 pause_type);
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void ionic_dev_cmd_lif_identify(struct ionic_dev *idev, u8 type, u8 ver);
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void ionic_dev_cmd_lif_init(struct ionic_dev *idev, u16 lif_index,
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dma_addr_t addr);
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void ionic_dev_cmd_lif_reset(struct ionic_dev *idev, u16 lif_index);
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int ionic_db_page_num(struct ionic_lif *lif, int pid);
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#endif /* _IONIC_DEV_H_ */
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