// SPDX-License-Identifier: GPL-2.0-only /* * QLogic Fibre Channel HBA Driver * Copyright (c) 2003-2014 QLogic Corporation */ #include "qla_def.h" #include <linux/delay.h> #include <linux/ktime.h> #include <linux/pci.h> #include <linux/ratelimit.h> #include <linux/vmalloc.h> #include <scsi/scsi_tcq.h> #include <linux/utsname.h> /* QLAFX00 specific Mailbox implementation functions */ /* * qlafx00_mailbox_command * Issue mailbox command and waits for completion. * * Input: * ha = adapter block pointer. * mcp = driver internal mbx struct pointer. * * Output: * mb[MAX_MAILBOX_REGISTER_COUNT] = returned mailbox data. * * Returns: * 0 : QLA_SUCCESS = cmd performed success * 1 : QLA_FUNCTION_FAILED (error encountered) * 6 : QLA_FUNCTION_TIMEOUT (timeout condition encountered) * * Context: * Kernel context. */ static int qlafx00_mailbox_command(scsi_qla_host_t *vha, struct mbx_cmd_32 *mcp) { … } /* * qlafx00_driver_shutdown * Indicate a driver shutdown to firmware. * * Input: * ha = adapter block pointer. * * Returns: * local function return status code. * * Context: * Kernel context. */ int qlafx00_driver_shutdown(scsi_qla_host_t *vha, int tmo) { … } /* * qlafx00_get_firmware_state * Get adapter firmware state. * * Input: * ha = adapter block pointer. * TARGET_QUEUE_LOCK must be released. * ADAPTER_STATE_LOCK must be released. * * Returns: * qla7xxx local function return status code. * * Context: * Kernel context. */ static int qlafx00_get_firmware_state(scsi_qla_host_t *vha, uint32_t *states) { … } /* * qlafx00_init_firmware * Initialize adapter firmware. * * Input: * ha = adapter block pointer. * dptr = Initialization control block pointer. * size = size of initialization control block. * TARGET_QUEUE_LOCK must be released. * ADAPTER_STATE_LOCK must be released. * * Returns: * qlafx00 local function return status code. * * Context: * Kernel context. */ int qlafx00_init_firmware(scsi_qla_host_t *vha, uint16_t size) { … } /* * qlafx00_mbx_reg_test */ static int qlafx00_mbx_reg_test(scsi_qla_host_t *vha) { … } /** * qlafx00_pci_config() - Setup ISPFx00 PCI configuration registers. * @vha: HA context * * Returns 0 on success. */ int qlafx00_pci_config(scsi_qla_host_t *vha) { … } /** * qlafx00_soc_cpu_reset() - Perform warm reset of iSA(CPUs being reset on SOC). * @vha: HA context * */ static inline void qlafx00_soc_cpu_reset(scsi_qla_host_t *vha) { … } /** * qlafx00_soft_reset() - Soft Reset ISPFx00. * @vha: HA context * * Returns 0 on success. */ int qlafx00_soft_reset(scsi_qla_host_t *vha) { … } /** * qlafx00_chip_diag() - Test ISPFx00 for proper operation. * @vha: HA context * * Returns 0 on success. */ int qlafx00_chip_diag(scsi_qla_host_t *vha) { … } void qlafx00_config_rings(struct scsi_qla_host *vha) { … } char * qlafx00_pci_info_str(struct scsi_qla_host *vha, char *str, size_t str_len) { … } char * qlafx00_fw_version_str(struct scsi_qla_host *vha, char *str, size_t size) { … } void qlafx00_enable_intrs(struct qla_hw_data *ha) { … } void qlafx00_disable_intrs(struct qla_hw_data *ha) { … } int qlafx00_abort_target(fc_port_t *fcport, uint64_t l, int tag) { … } int qlafx00_lun_reset(fc_port_t *fcport, uint64_t l, int tag) { … } int qlafx00_iospace_config(struct qla_hw_data *ha) { … } static void qlafx00_save_queue_ptrs(struct scsi_qla_host *vha) { … } static int qlafx00_config_queues(struct scsi_qla_host *vha) { … } static int qlafx00_init_fw_ready(scsi_qla_host_t *vha) { … } /* * qlafx00_fw_ready() - Waits for firmware ready. * @ha: HA context * * Returns 0 on success. */ int qlafx00_fw_ready(scsi_qla_host_t *vha) { … } static int qlafx00_find_all_targets(scsi_qla_host_t *vha, struct list_head *new_fcports) { … } /* * qlafx00_configure_all_targets * Setup target devices with node ID's. * * Input: * ha = adapter block pointer. * * Returns: * 0 = success. * BIT_0 = error */ static int qlafx00_configure_all_targets(scsi_qla_host_t *vha) { … } /* * qlafx00_configure_devices * Updates Fibre Channel Device Database with what is actually on loop. * * Input: * ha = adapter block pointer. * * Returns: * 0 = success. * 1 = error. * 2 = database was full and device was not configured. */ int qlafx00_configure_devices(scsi_qla_host_t *vha) { … } static void qlafx00_abort_isp_cleanup(scsi_qla_host_t *vha, bool critemp) { … } /** * qlafx00_init_response_q_entries() - Initializes response queue entries. * @rsp: response queue * * Beginning of request ring has initialization control block already built * by nvram config routine. * * Returns 0 on success. */ void qlafx00_init_response_q_entries(struct rsp_que *rsp) { … } int qlafx00_rescan_isp(scsi_qla_host_t *vha) { … } void qlafx00_timer_routine(scsi_qla_host_t *vha) { … } /* * qlfx00a_reset_initialize * Re-initialize after a iSA device reset. * * Input: * ha = adapter block pointer. * * Returns: * 0 = success */ int qlafx00_reset_initialize(scsi_qla_host_t *vha) { … } /* * qlafx00_abort_isp * Resets ISP and aborts all outstanding commands. * * Input: * ha = adapter block pointer. * * Returns: * 0 = success */ int qlafx00_abort_isp(scsi_qla_host_t *vha) { … } static inline fc_port_t* qlafx00_get_fcport(struct scsi_qla_host *vha, int tgt_id) { … } static void qlafx00_tgt_detach(struct scsi_qla_host *vha, int tgt_id) { … } void qlafx00_process_aen(struct scsi_qla_host *vha, struct qla_work_evt *evt) { … } static void qlafx00_update_host_attr(scsi_qla_host_t *vha, struct port_info_data *pinfo) { … } static void qla2x00_fxdisc_iocb_timeout(void *data) { … } static void qla2x00_fxdisc_sp_done(srb_t *sp, int res) { … } int qlafx00_fx_disc(scsi_qla_host_t *vha, fc_port_t *fcport, uint16_t fx_type) { … } /* * qlafx00_initialize_adapter * Initialize board. * * Input: * ha = adapter block pointer. * * Returns: * 0 = success */ int qlafx00_initialize_adapter(scsi_qla_host_t *vha) { … } uint32_t qlafx00_fw_state_show(struct device *dev, struct device_attribute *attr, char *buf) { … } void qlafx00_get_host_speed(struct Scsi_Host *shost) { … } /** QLAFX00 specific ISR implementation functions */ static inline void qlafx00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len, uint32_t sense_len, struct rsp_que *rsp, int res) { … } static void qlafx00_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, struct tsk_mgmt_entry_fx00 *pkt, srb_t *sp, __le16 sstatus, __le16 cpstatus) { … } static void qlafx00_abort_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, struct abort_iocb_entry_fx00 *pkt) { … } static void qlafx00_ioctl_iosb_entry(scsi_qla_host_t *vha, struct req_que *req, struct ioctl_iocb_entry_fx00 *pkt) { … } /** * qlafx00_status_entry() - Process a Status IOCB entry. * @vha: SCSI driver HA context * @rsp: response queue * @pkt: Entry pointer */ static void qlafx00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) { … } /** * qlafx00_status_cont_entry() - Process a Status Continuations entry. * @rsp: response queue * @pkt: Entry pointer * * Extended sense data. */ static void qlafx00_status_cont_entry(struct rsp_que *rsp, sts_cont_entry_t *pkt) { … } /** * qlafx00_multistatus_entry() - Process Multi response queue entries. * @vha: SCSI driver HA context * @rsp: response queue * @pkt: received packet */ static void qlafx00_multistatus_entry(struct scsi_qla_host *vha, struct rsp_que *rsp, void *pkt) { … } /** * qlafx00_error_entry() - Process an error entry. * @vha: SCSI driver HA context * @rsp: response queue * @pkt: Entry pointer */ static void qlafx00_error_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, struct sts_entry_fx00 *pkt) { … } /** * qlafx00_process_response_queue() - Process response queue entries. * @vha: SCSI driver HA context * @rsp: response queue */ static void qlafx00_process_response_queue(struct scsi_qla_host *vha, struct rsp_que *rsp) { … } /** * qlafx00_async_event() - Process aynchronous events. * @vha: SCSI driver HA context */ static void qlafx00_async_event(scsi_qla_host_t *vha) { … } /** * qlafx00_mbx_completion() - Process mailbox command completions. * @vha: SCSI driver HA context * @mb0: value to be written into mailbox register 0 */ static void qlafx00_mbx_completion(scsi_qla_host_t *vha, uint32_t mb0) { … } /** * qlafx00_intr_handler() - Process interrupts for the ISPFX00. * @irq: interrupt number * @dev_id: SCSI driver HA context * * Called by system whenever the host adapter generates an interrupt. * * Returns handled flag. */ irqreturn_t qlafx00_intr_handler(int irq, void *dev_id) { … } /** QLAFX00 specific IOCB implementation functions */ static inline cont_a64_entry_t * qlafx00_prep_cont_type1_iocb(struct req_que *req, cont_a64_entry_t *lcont_pkt) { … } static inline void qlafx00_build_scsi_iocbs(srb_t *sp, struct cmd_type_7_fx00 *cmd_pkt, uint16_t tot_dsds, struct cmd_type_7_fx00 *lcmd_pkt) { … } /** * qlafx00_start_scsi() - Send a SCSI command to the ISP * @sp: command to send to the ISP * * Returns non-zero if a failure occurred, else zero. */ int qlafx00_start_scsi(srb_t *sp) { … } void qlafx00_tm_iocb(srb_t *sp, struct tsk_mgmt_entry_fx00 *ptm_iocb) { … } void qlafx00_abort_iocb(srb_t *sp, struct abort_iocb_entry_fx00 *pabt_iocb) { … } void qlafx00_fxdisc_iocb(srb_t *sp, struct fxdisc_entry_fx00 *pfxiocb) { … }
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