// 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/io-64-nonatomic-lo-hi.h> #include <linux/pci.h> #include <linux/ratelimit.h> #include <linux/vmalloc.h> #include <scsi/scsi_tcq.h> #define MASK(n) … #define MN_WIN(addr) … #define OCM_WIN(addr) … #define MS_WIN(addr) … #define QLA82XX_PCI_MN_2M … #define QLA82XX_PCI_MS_2M … #define QLA82XX_PCI_OCM0_2M … #define VALID_OCM_ADDR(addr) … #define GET_MEM_OFFS_2M(addr) … #define BLOCK_PROTECT_BITS … /* CRB window related */ #define CRB_BLK(off) … #define CRB_SUBBLK(off) … #define CRB_WINDOW_2M … #define QLA82XX_PCI_CAMQM_2M_END … #define CRB_HI(off) … #define QLA82XX_PCI_CAMQM_2M_BASE … #define CRB_INDIRECT_2M … #define MAX_CRB_XFORM … static unsigned long crb_addr_xform[MAX_CRB_XFORM]; static int qla82xx_crb_table_initialized; #define qla82xx_crb_addr_transform(name) … const int MD_MIU_TEST_AGT_RDDATA[] = …; static void qla82xx_crb_addr_transform_setup(void) { … } static struct crb_128M_2M_block_map crb_128M_2M_map[64] = …; /* * top 12 bits of crb internal address (hub, agent) */ static unsigned qla82xx_crb_hub_agt[64] = …; /* Device states */ static const char *const q_dev_state[] = …; const char *qdev_state(uint32_t dev_state) { … } /* * In: 'off_in' is offset from CRB space in 128M pci map * Out: 'off_out' is 2M pci map addr * side effect: lock crb window */ static void qla82xx_pci_set_crbwindow_2M(struct qla_hw_data *ha, ulong off_in, void __iomem **off_out) { … } static int qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *ha, ulong off_in, void __iomem **off_out) { … } #define CRB_WIN_LOCK_TIMEOUT … static int qla82xx_crb_win_lock(struct qla_hw_data *ha) { … } int qla82xx_wr_32(struct qla_hw_data *ha, ulong off_in, u32 data) { … } int qla82xx_rd_32(struct qla_hw_data *ha, ulong off_in) { … } /* * Context: task, might sleep */ int qla82xx_idc_lock(struct qla_hw_data *ha) { … } void qla82xx_idc_unlock(struct qla_hw_data *ha) { … } /* * check memory access boundary. * used by test agent. support ddr access only for now */ static unsigned long qla82xx_pci_mem_bound_check(struct qla_hw_data *ha, unsigned long long addr, int size) { … } static int qla82xx_pci_set_window_warning_count; static unsigned long qla82xx_pci_set_window(struct qla_hw_data *ha, unsigned long long addr) { … } /* check if address is in the same windows as the previous access */ static int qla82xx_pci_is_same_window(struct qla_hw_data *ha, unsigned long long addr) { … } static int qla82xx_pci_mem_read_direct(struct qla_hw_data *ha, u64 off, void *data, int size) { … } static int qla82xx_pci_mem_write_direct(struct qla_hw_data *ha, u64 off, void *data, int size) { … } #define MTU_FUDGE_FACTOR … static unsigned long qla82xx_decode_crb_addr(unsigned long addr) { … } static long rom_max_timeout = …; static long qla82xx_rom_lock_timeout = …; static int qla82xx_rom_lock(struct qla_hw_data *ha) { … } static void qla82xx_rom_unlock(struct qla_hw_data *ha) { … } static int qla82xx_wait_rom_busy(struct qla_hw_data *ha) { … } static int qla82xx_wait_rom_done(struct qla_hw_data *ha) { … } static int qla82xx_md_rw_32(struct qla_hw_data *ha, uint32_t off, u32 data, uint8_t flag) { … } static int qla82xx_do_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) { … } static int qla82xx_rom_fast_read(struct qla_hw_data *ha, int addr, int *valp) { … } static int qla82xx_read_status_reg(struct qla_hw_data *ha, uint32_t *val) { … } static int qla82xx_flash_wait_write_finish(struct qla_hw_data *ha) { … } static int qla82xx_flash_set_write_enable(struct qla_hw_data *ha) { … } static int qla82xx_write_status_reg(struct qla_hw_data *ha, uint32_t val) { … } static int qla82xx_write_disable_flash(struct qla_hw_data *ha) { … } static int ql82xx_rom_lock_d(struct qla_hw_data *ha) { … } static int qla82xx_write_flash_dword(struct qla_hw_data *ha, uint32_t flashaddr, uint32_t data) { … } /* This routine does CRB initialize sequence * to put the ISP into operational state */ static int qla82xx_pinit_from_rom(scsi_qla_host_t *vha) { … } static int qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, u64 off, void *data, int size) { … } static int qla82xx_fw_load_from_flash(struct qla_hw_data *ha) { … } int qla82xx_pci_mem_read_2M(struct qla_hw_data *ha, u64 off, void *data, int size) { … } static struct qla82xx_uri_table_desc * qla82xx_get_table_desc(const u8 *unirom, int section) { … } static struct qla82xx_uri_data_desc * qla82xx_get_data_desc(struct qla_hw_data *ha, u32 section, u32 idx_offset) { … } static u8 * qla82xx_get_bootld_offset(struct qla_hw_data *ha) { … } static u32 qla82xx_get_fw_size(struct qla_hw_data *ha) { … } static u8 * qla82xx_get_fw_offs(struct qla_hw_data *ha) { … } /* PCI related functions */ int qla82xx_pci_region_offset(struct pci_dev *pdev, int region) { … } int qla82xx_iospace_config(struct qla_hw_data *ha) { … } /* GS related functions */ /* Initialization related functions */ /** * qla82xx_pci_config() - Setup ISP82xx PCI configuration registers. * @vha: HA context * * Returns 0 on success. */ int qla82xx_pci_config(scsi_qla_host_t *vha) { … } /** * qla82xx_reset_chip() - Setup ISP82xx PCI configuration registers. * @vha: HA context * * Returns 0 on success. */ int qla82xx_reset_chip(scsi_qla_host_t *vha) { … } void qla82xx_config_rings(struct scsi_qla_host *vha) { … } static int qla82xx_fw_load_from_blob(struct qla_hw_data *ha) { … } static int qla82xx_set_product_offset(struct qla_hw_data *ha) { … } static int qla82xx_validate_firmware_blob(scsi_qla_host_t *vha, uint8_t fw_type) { … } static int qla82xx_check_cmdpeg_state(struct qla_hw_data *ha) { … } static int qla82xx_check_rcvpeg_state(struct qla_hw_data *ha) { … } /* ISR related functions */ static struct qla82xx_legacy_intr_set legacy_intr[] = …; /* * qla82xx_mbx_completion() - Process mailbox command completions. * @ha: SCSI driver HA context * @mb0: Mailbox0 register */ void qla82xx_mbx_completion(scsi_qla_host_t *vha, uint16_t mb0) { … } /** * qla82xx_intr_handler() - Process interrupts for the ISP23xx and ISP63xx. * @irq: interrupt number * @dev_id: SCSI driver HA context * * Called by system whenever the host adapter generates an interrupt. * * Returns handled flag. */ irqreturn_t qla82xx_intr_handler(int irq, void *dev_id) { … } irqreturn_t qla82xx_msix_default(int irq, void *dev_id) { … } irqreturn_t qla82xx_msix_rsp_q(int irq, void *dev_id) { … } void qla82xx_poll(int irq, void *dev_id) { … } void qla82xx_enable_intrs(struct qla_hw_data *ha) { … } void qla82xx_disable_intrs(struct qla_hw_data *ha) { … } void qla82xx_init_flags(struct qla_hw_data *ha) { … } static inline void qla82xx_set_idc_version(scsi_qla_host_t *vha) { … } inline void qla82xx_set_drv_active(scsi_qla_host_t *vha) { … } inline void qla82xx_clear_drv_active(struct qla_hw_data *ha) { … } static inline int qla82xx_need_reset(struct qla_hw_data *ha) { … } static inline void qla82xx_set_rst_ready(struct qla_hw_data *ha) { … } static inline void qla82xx_clear_rst_ready(struct qla_hw_data *ha) { … } static inline void qla82xx_set_qsnt_ready(struct qla_hw_data *ha) { … } void qla82xx_clear_qsnt_ready(scsi_qla_host_t *vha) { … } static int qla82xx_load_fw(scsi_qla_host_t *vha) { … } int qla82xx_start_firmware(scsi_qla_host_t *vha) { … } static __le32 * qla82xx_read_flash_data(scsi_qla_host_t *vha, __le32 *dwptr, uint32_t faddr, uint32_t length) { … } static int qla82xx_unprotect_flash(struct qla_hw_data *ha) { … } static int qla82xx_protect_flash(struct qla_hw_data *ha) { … } static int qla82xx_erase_sector(struct qla_hw_data *ha, int addr) { … } /* * Address and length are byte address */ void * qla82xx_read_optrom_data(struct scsi_qla_host *vha, void *buf, uint32_t offset, uint32_t length) { … } static int qla82xx_write_flash_data(struct scsi_qla_host *vha, __le32 *dwptr, uint32_t faddr, uint32_t dwords) { … } int qla82xx_write_optrom_data(struct scsi_qla_host *vha, void *buf, uint32_t offset, uint32_t length) { … } void qla82xx_start_iocbs(scsi_qla_host_t *vha) { … } static void qla82xx_rom_lock_recovery(struct qla_hw_data *ha) { … } /* * qla82xx_device_bootstrap * Initialize device, set DEV_READY, start fw * * Note: * IDC lock must be held upon entry * * Return: * Success : 0 * Failed : 1 */ static int qla82xx_device_bootstrap(scsi_qla_host_t *vha) { … } /* * qla82xx_need_qsnt_handler * Code to start quiescence sequence * * Note: * IDC lock must be held upon entry * * Return: void */ static void qla82xx_need_qsnt_handler(scsi_qla_host_t *vha) { … } /* * qla82xx_wait_for_state_change * Wait for device state to change from given current state * * Note: * IDC lock must not be held upon entry * * Return: * Changed device state. */ uint32_t qla82xx_wait_for_state_change(scsi_qla_host_t *vha, uint32_t curr_state) { … } void qla8xxx_dev_failed_handler(scsi_qla_host_t *vha) { … } /* * qla82xx_need_reset_handler * Code to start reset sequence * * Note: * IDC lock must be held upon entry * * Return: * Success : 0 * Failed : 1 */ static void qla82xx_need_reset_handler(scsi_qla_host_t *vha) { … } int qla82xx_check_md_needed(scsi_qla_host_t *vha) { … } static int qla82xx_check_fw_alive(scsi_qla_host_t *vha) { … } /* * qla82xx_device_state_handler * Main state handler * * Note: * IDC lock must be held upon entry * * Return: * Success : 0 * Failed : 1 */ int qla82xx_device_state_handler(scsi_qla_host_t *vha) { … } static int qla82xx_check_temp(scsi_qla_host_t *vha) { … } int qla82xx_read_temperature(scsi_qla_host_t *vha) { … } void qla82xx_clear_pending_mbx(scsi_qla_host_t *vha) { … } void qla82xx_watchdog(scsi_qla_host_t *vha) { … } int qla82xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr) { … } void qla82xx_set_reset_owner(scsi_qla_host_t *vha) { … } /* * qla82xx_abort_isp * Resets ISP and aborts all outstanding commands. * * Input: * ha = adapter block pointer. * * Returns: * 0 = success */ int qla82xx_abort_isp(scsi_qla_host_t *vha) { … } /* * qla82xx_fcoe_ctx_reset * Perform a quick reset and aborts all outstanding commands. * This will only perform an FCoE context reset and avoids a full blown * chip reset. * * Input: * ha = adapter block pointer. * is_reset_path = flag for identifying the reset path. * * Returns: * 0 = success */ int qla82xx_fcoe_ctx_reset(scsi_qla_host_t *vha) { … } /* * qla2x00_wait_for_fcoe_ctx_reset * Wait till the FCoE context is reset. * * Note: * Does context switching here. * Release SPIN_LOCK (if any) before calling this routine. * * Return: * Success (fcoe_ctx reset is done) : 0 * Failed (fcoe_ctx reset not completed within max loop timout ) : 1 */ int qla2x00_wait_for_fcoe_ctx_reset(scsi_qla_host_t *vha) { … } void qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha) { … } /* Minidump related functions */ static int qla82xx_minidump_process_control(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static void qla82xx_minidump_process_rdocm(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static void qla82xx_minidump_process_rdmux(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static void qla82xx_minidump_process_rdcrb(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static int qla82xx_minidump_process_l2tag(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static void qla82xx_minidump_process_l1cache(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static void qla82xx_minidump_process_queue(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static void qla82xx_minidump_process_rdrom(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } static int qla82xx_minidump_process_rdmem(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, __le32 **d_ptr) { … } int qla82xx_validate_template_chksum(scsi_qla_host_t *vha) { … } static void qla82xx_mark_entry_skipped(scsi_qla_host_t *vha, qla82xx_md_entry_hdr_t *entry_hdr, int index) { … } int qla82xx_md_collect(scsi_qla_host_t *vha) { … } int qla82xx_md_alloc(scsi_qla_host_t *vha) { … } void qla82xx_md_free(scsi_qla_host_t *vha) { … } void qla82xx_md_prep(scsi_qla_host_t *vha) { … } int qla82xx_beacon_on(struct scsi_qla_host *vha) { … } int qla82xx_beacon_off(struct scsi_qla_host *vha) { … } void qla82xx_fw_dump(scsi_qla_host_t *vha) { … }
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