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kernel-fxtec-pro1x/drivers/scsi/qla4xxx/ql4_def.h
Nilesh Javali 527c8b2e96 [SCSI] qla4xxx: Added error logging for firmware abort 
Added debug print with error code in case of firmware error.

Signed-off-by: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2012-01-16 12:32:58 +04:00

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/*
* QLogic iSCSI HBA Driver
* Copyright (c) 2003-2010 QLogic Corporation
*
* See LICENSE.qla4xxx for copyright and licensing details.
*/
#ifndef __QL4_DEF_H
#define __QL4_DEF_H
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/list.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/dmapool.h>
#include <linux/mempool.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/mutex.h>
#include <linux/aer.h>
#include <linux/bsg-lib.h>
#include <net/tcp.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_iscsi.h>
#include <scsi/scsi_bsg_iscsi.h>
#include <scsi/scsi_netlink.h>
#include <scsi/libiscsi.h>
#include "ql4_dbg.h"
#include "ql4_nx.h"
#include "ql4_fw.h"
#include "ql4_nvram.h"
#ifndef PCI_DEVICE_ID_QLOGIC_ISP4010
#define PCI_DEVICE_ID_QLOGIC_ISP4010 0x4010
#endif
#ifndef PCI_DEVICE_ID_QLOGIC_ISP4022
#define PCI_DEVICE_ID_QLOGIC_ISP4022 0x4022
#endif
#ifndef PCI_DEVICE_ID_QLOGIC_ISP4032
#define PCI_DEVICE_ID_QLOGIC_ISP4032 0x4032
#endif
#ifndef PCI_DEVICE_ID_QLOGIC_ISP8022
#define PCI_DEVICE_ID_QLOGIC_ISP8022 0x8022
#endif
#define ISP4XXX_PCI_FN_1 0x1
#define ISP4XXX_PCI_FN_2 0x3
#define QLA_SUCCESS 0
#define QLA_ERROR 1
/*
* Data bit definitions
*/
#define BIT_0 0x1
#define BIT_1 0x2
#define BIT_2 0x4
#define BIT_3 0x8
#define BIT_4 0x10
#define BIT_5 0x20
#define BIT_6 0x40
#define BIT_7 0x80
#define BIT_8 0x100
#define BIT_9 0x200
#define BIT_10 0x400
#define BIT_11 0x800
#define BIT_12 0x1000
#define BIT_13 0x2000
#define BIT_14 0x4000
#define BIT_15 0x8000
#define BIT_16 0x10000
#define BIT_17 0x20000
#define BIT_18 0x40000
#define BIT_19 0x80000
#define BIT_20 0x100000
#define BIT_21 0x200000
#define BIT_22 0x400000
#define BIT_23 0x800000
#define BIT_24 0x1000000
#define BIT_25 0x2000000
#define BIT_26 0x4000000
#define BIT_27 0x8000000
#define BIT_28 0x10000000
#define BIT_29 0x20000000
#define BIT_30 0x40000000
#define BIT_31 0x80000000
/**
* Macros to help code, maintain, etc.
**/
#define ql4_printk(level, ha, format, arg...) \
dev_printk(level , &((ha)->pdev->dev) , format , ## arg)
/*
* Host adapter default definitions
***********************************/
#define MAX_HBAS 16
#define MAX_BUSES 1
#define MAX_TARGETS MAX_DEV_DB_ENTRIES
#define MAX_LUNS 0xffff
#define MAX_AEN_ENTRIES MAX_DEV_DB_ENTRIES
#define MAX_DDB_ENTRIES MAX_DEV_DB_ENTRIES
#define MAX_PDU_ENTRIES 32
#define INVALID_ENTRY 0xFFFF
#define MAX_CMDS_TO_RISC 1024
#define MAX_SRBS MAX_CMDS_TO_RISC
#define MBOX_AEN_REG_COUNT 8
#define MAX_INIT_RETRIES 5
/*
* Buffer sizes
*/
#define REQUEST_QUEUE_DEPTH MAX_CMDS_TO_RISC
#define RESPONSE_QUEUE_DEPTH 64
#define QUEUE_SIZE 64
#define DMA_BUFFER_SIZE 512
/*
* Misc
*/
#define MAC_ADDR_LEN 6 /* in bytes */
#define IP_ADDR_LEN 4 /* in bytes */
#define IPv6_ADDR_LEN 16 /* IPv6 address size */
#define DRIVER_NAME "qla4xxx"
#define MAX_LINKED_CMDS_PER_LUN 3
#define MAX_REQS_SERVICED_PER_INTR 1
#define ISCSI_IPADDR_SIZE 4 /* IP address size */
#define ISCSI_ALIAS_SIZE 32 /* ISCSI Alias name size */
#define ISCSI_NAME_SIZE 0xE0 /* ISCSI Name size */
#define QL4_SESS_RECOVERY_TMO 120 /* iSCSI session */
/* recovery timeout */
#define MSB(x) ((uint8_t)((uint16_t)(x) >> 8))
#define LSW(x) ((uint16_t)(x))
#define LSDW(x) ((u32)((u64)(x)))
#define MSDW(x) ((u32)((((u64)(x)) >> 16) >> 16))
/*
* Retry & Timeout Values
*/
#define MBOX_TOV 60
#define SOFT_RESET_TOV 30
#define RESET_INTR_TOV 3
#define SEMAPHORE_TOV 10
#define ADAPTER_INIT_TOV 30
#define ADAPTER_RESET_TOV 180
#define EXTEND_CMD_TOV 60
#define WAIT_CMD_TOV 30
#define EH_WAIT_CMD_TOV 120
#define FIRMWARE_UP_TOV 60
#define RESET_FIRMWARE_TOV 30
#define LOGOUT_TOV 10
#define IOCB_TOV_MARGIN 10
#define RELOGIN_TOV 18
#define ISNS_DEREG_TOV 5
#define HBA_ONLINE_TOV 30
#define DISABLE_ACB_TOV 30
#define IP_CONFIG_TOV 30
#define LOGIN_TOV 12
#define MAX_RESET_HA_RETRIES 2
#define FW_ALIVE_WAIT_TOV 3
#define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr)
/*
* SCSI Request Block structure (srb) that is placed
* on cmd->SCp location of every I/O [We have 22 bytes available]
*/
struct srb {
struct list_head list; /* (8) */
struct scsi_qla_host *ha; /* HA the SP is queued on */
struct ddb_entry *ddb;
uint16_t flags; /* (1) Status flags. */
#define SRB_DMA_VALID BIT_3 /* DMA Buffer mapped. */
#define SRB_GOT_SENSE BIT_4 /* sense data received. */
uint8_t state; /* (1) Status flags. */
#define SRB_NO_QUEUE_STATE 0 /* Request is in between states */
#define SRB_FREE_STATE 1
#define SRB_ACTIVE_STATE 3
#define SRB_ACTIVE_TIMEOUT_STATE 4
#define SRB_SUSPENDED_STATE 7 /* Request in suspended state */
struct scsi_cmnd *cmd; /* (4) SCSI command block */
dma_addr_t dma_handle; /* (4) for unmap of single transfers */
struct kref srb_ref; /* reference count for this srb */
uint8_t err_id; /* error id */
#define SRB_ERR_PORT 1 /* Request failed because "port down" */
#define SRB_ERR_LOOP 2 /* Request failed because "loop down" */
#define SRB_ERR_DEVICE 3 /* Request failed because "device error" */
#define SRB_ERR_OTHER 4
uint16_t reserved;
uint16_t iocb_tov;
uint16_t iocb_cnt; /* Number of used iocbs */
uint16_t cc_stat;
/* Used for extended sense / status continuation */
uint8_t *req_sense_ptr;
uint16_t req_sense_len;
uint16_t reserved2;
};
/*
* Asynchronous Event Queue structure
*/
struct aen {
uint32_t mbox_sts[MBOX_AEN_REG_COUNT];
};
struct ql4_aen_log {
int count;
struct aen entry[MAX_AEN_ENTRIES];
};
/*
* Device Database (DDB) structure
*/
struct ddb_entry {
struct scsi_qla_host *ha;
struct iscsi_cls_session *sess;
struct iscsi_cls_conn *conn;
uint16_t fw_ddb_index; /* DDB firmware index */
uint32_t fw_ddb_device_state; /* F/W Device State -- see ql4_fw.h */
uint16_t ddb_type;
#define FLASH_DDB 0x01
struct dev_db_entry fw_ddb_entry;
int (*unblock_sess)(struct iscsi_cls_session *cls_session);
int (*ddb_change)(struct scsi_qla_host *ha, uint32_t fw_ddb_index,
struct ddb_entry *ddb_entry, uint32_t state);
/* Driver Re-login */
unsigned long flags; /* DDB Flags */
uint16_t default_relogin_timeout; /* Max time to wait for
* relogin to complete */
atomic_t retry_relogin_timer; /* Min Time between relogins
* (4000 only) */
atomic_t relogin_timer; /* Max Time to wait for
* relogin to complete */
atomic_t relogin_retry_count; /* Num of times relogin has been
* retried */
uint32_t default_time2wait; /* Default Min time between
* relogins (+aens) */
};
struct qla_ddb_index {
struct list_head list;
uint16_t fw_ddb_idx;
struct dev_db_entry fw_ddb;
};
#define DDB_IPADDR_LEN 64
struct ql4_tuple_ddb {
int port;
int tpgt;
char ip_addr[DDB_IPADDR_LEN];
char iscsi_name[ISCSI_NAME_SIZE];
uint16_t options;
#define DDB_OPT_IPV6 0x0e0e
#define DDB_OPT_IPV4 0x0f0f
};
/*
* DDB states.
*/
#define DDB_STATE_DEAD 0 /* We can no longer talk to
* this device */
#define DDB_STATE_ONLINE 1 /* Device ready to accept
* commands */
#define DDB_STATE_MISSING 2 /* Device logged off, trying
* to re-login */
/*
* DDB flags.
*/
#define DF_RELOGIN 0 /* Relogin to device */
#define DF_ISNS_DISCOVERED 2 /* Device was discovered via iSNS */
#define DF_FO_MASKED 3
struct ql82xx_hw_data {
/* Offsets for flash/nvram access (set to ~0 if not used). */
uint32_t flash_conf_off;
uint32_t flash_data_off;
uint32_t fdt_wrt_disable;
uint32_t fdt_erase_cmd;
uint32_t fdt_block_size;
uint32_t fdt_unprotect_sec_cmd;
uint32_t fdt_protect_sec_cmd;
uint32_t flt_region_flt;
uint32_t flt_region_fdt;
uint32_t flt_region_boot;
uint32_t flt_region_bootload;
uint32_t flt_region_fw;
uint32_t flt_iscsi_param;
uint32_t flt_region_chap;
uint32_t flt_chap_size;
};
struct qla4_8xxx_legacy_intr_set {
uint32_t int_vec_bit;
uint32_t tgt_status_reg;
uint32_t tgt_mask_reg;
uint32_t pci_int_reg;
};
/* MSI-X Support */
#define QLA_MSIX_DEFAULT 0x00
#define QLA_MSIX_RSP_Q 0x01
#define QLA_MSIX_ENTRIES 2
#define QLA_MIDX_DEFAULT 0
#define QLA_MIDX_RSP_Q 1
struct ql4_msix_entry {
int have_irq;
uint16_t msix_vector;
uint16_t msix_entry;
};
/*
* ISP Operations
*/
struct isp_operations {
int (*iospace_config) (struct scsi_qla_host *ha);
void (*pci_config) (struct scsi_qla_host *);
void (*disable_intrs) (struct scsi_qla_host *);
void (*enable_intrs) (struct scsi_qla_host *);
int (*start_firmware) (struct scsi_qla_host *);
irqreturn_t (*intr_handler) (int , void *);
void (*interrupt_service_routine) (struct scsi_qla_host *, uint32_t);
int (*reset_chip) (struct scsi_qla_host *);
int (*reset_firmware) (struct scsi_qla_host *);
void (*queue_iocb) (struct scsi_qla_host *);
void (*complete_iocb) (struct scsi_qla_host *);
uint16_t (*rd_shdw_req_q_out) (struct scsi_qla_host *);
uint16_t (*rd_shdw_rsp_q_in) (struct scsi_qla_host *);
int (*get_sys_info) (struct scsi_qla_host *);
};
/*qla4xxx ipaddress configuration details */
struct ipaddress_config {
uint16_t ipv4_options;
uint16_t tcp_options;
uint16_t ipv4_vlan_tag;
uint8_t ipv4_addr_state;
uint8_t ip_address[IP_ADDR_LEN];
uint8_t subnet_mask[IP_ADDR_LEN];
uint8_t gateway[IP_ADDR_LEN];
uint32_t ipv6_options;
uint32_t ipv6_addl_options;
uint8_t ipv6_link_local_state;
uint8_t ipv6_addr0_state;
uint8_t ipv6_addr1_state;
uint8_t ipv6_default_router_state;
uint16_t ipv6_vlan_tag;
struct in6_addr ipv6_link_local_addr;
struct in6_addr ipv6_addr0;
struct in6_addr ipv6_addr1;
struct in6_addr ipv6_default_router_addr;
uint16_t eth_mtu_size;
uint16_t ipv4_port;
uint16_t ipv6_port;
};
#define QL4_CHAP_MAX_NAME_LEN 256
#define QL4_CHAP_MAX_SECRET_LEN 100
#define LOCAL_CHAP 0
#define BIDI_CHAP 1
struct ql4_chap_format {
u8 intr_chap_name[QL4_CHAP_MAX_NAME_LEN];
u8 intr_secret[QL4_CHAP_MAX_SECRET_LEN];
u8 target_chap_name[QL4_CHAP_MAX_NAME_LEN];
u8 target_secret[QL4_CHAP_MAX_SECRET_LEN];
u16 intr_chap_name_length;
u16 intr_secret_length;
u16 target_chap_name_length;
u16 target_secret_length;
};
struct ip_address_format {
u8 ip_type;
u8 ip_address[16];
};
struct ql4_conn_info {
u16 dest_port;
struct ip_address_format dest_ipaddr;
struct ql4_chap_format chap;
};
struct ql4_boot_session_info {
u8 target_name[224];
struct ql4_conn_info conn_list[1];
};
struct ql4_boot_tgt_info {
struct ql4_boot_session_info boot_pri_sess;
struct ql4_boot_session_info boot_sec_sess;
};
/*
* Linux Host Adapter structure
*/
struct scsi_qla_host {
/* Linux adapter configuration data */
unsigned long flags;
#define AF_ONLINE 0 /* 0x00000001 */
#define AF_INIT_DONE 1 /* 0x00000002 */
#define AF_MBOX_COMMAND 2 /* 0x00000004 */
#define AF_MBOX_COMMAND_DONE 3 /* 0x00000008 */
#define AF_INTERRUPTS_ON 6 /* 0x00000040 */
#define AF_GET_CRASH_RECORD 7 /* 0x00000080 */
#define AF_LINK_UP 8 /* 0x00000100 */
#define AF_IRQ_ATTACHED 10 /* 0x00000400 */
#define AF_DISABLE_ACB_COMPLETE 11 /* 0x00000800 */
#define AF_HA_REMOVAL 12 /* 0x00001000 */
#define AF_INTx_ENABLED 15 /* 0x00008000 */
#define AF_MSI_ENABLED 16 /* 0x00010000 */
#define AF_MSIX_ENABLED 17 /* 0x00020000 */
#define AF_MBOX_COMMAND_NOPOLL 18 /* 0x00040000 */
#define AF_FW_RECOVERY 19 /* 0x00080000 */
#define AF_EEH_BUSY 20 /* 0x00100000 */
#define AF_PCI_CHANNEL_IO_PERM_FAILURE 21 /* 0x00200000 */
#define AF_BUILD_DDB_LIST 22 /* 0x00400000 */
unsigned long dpc_flags;
#define DPC_RESET_HA 1 /* 0x00000002 */
#define DPC_RETRY_RESET_HA 2 /* 0x00000004 */
#define DPC_RELOGIN_DEVICE 3 /* 0x00000008 */
#define DPC_RESET_HA_FW_CONTEXT 4 /* 0x00000010 */
#define DPC_RESET_HA_INTR 5 /* 0x00000020 */
#define DPC_ISNS_RESTART 7 /* 0x00000080 */
#define DPC_AEN 9 /* 0x00000200 */
#define DPC_GET_DHCP_IP_ADDR 15 /* 0x00008000 */
#define DPC_LINK_CHANGED 18 /* 0x00040000 */
#define DPC_RESET_ACTIVE 20 /* 0x00040000 */
#define DPC_HA_UNRECOVERABLE 21 /* 0x00080000 ISP-82xx only*/
#define DPC_HA_NEED_QUIESCENT 22 /* 0x00100000 ISP-82xx only*/
struct Scsi_Host *host; /* pointer to host data */
uint32_t tot_ddbs;
uint16_t iocb_cnt;
/* SRB cache. */
#define SRB_MIN_REQ 128
mempool_t *srb_mempool;
/* pci information */
struct pci_dev *pdev;
struct isp_reg __iomem *reg; /* Base I/O address */
unsigned long pio_address;
unsigned long pio_length;
#define MIN_IOBASE_LEN 0x100
uint16_t req_q_count;
unsigned long host_no;
/* NVRAM registers */
struct eeprom_data *nvram;
spinlock_t hardware_lock ____cacheline_aligned;
uint32_t eeprom_cmd_data;
/* Counters for general statistics */
uint64_t isr_count;
uint64_t adapter_error_count;
uint64_t device_error_count;
uint64_t total_io_count;
uint64_t total_mbytes_xferred;
uint64_t link_failure_count;
uint64_t invalid_crc_count;
uint32_t bytes_xfered;
uint32_t spurious_int_count;
uint32_t aborted_io_count;
uint32_t io_timeout_count;
uint32_t mailbox_timeout_count;
uint32_t seconds_since_last_intr;
uint32_t seconds_since_last_heartbeat;
uint32_t mac_index;
/* Info Needed for Management App */
/* --- From GetFwVersion --- */
uint32_t firmware_version[2];
uint32_t patch_number;
uint32_t build_number;
uint32_t board_id;
/* --- From Init_FW --- */
/* init_cb_t *init_cb; */
uint16_t firmware_options;
uint8_t alias[32];
uint8_t name_string[256];
uint8_t heartbeat_interval;
/* --- From FlashSysInfo --- */
uint8_t my_mac[MAC_ADDR_LEN];
uint8_t serial_number[16];
uint16_t port_num;
/* --- From GetFwState --- */
uint32_t firmware_state;
uint32_t addl_fw_state;
/* Linux kernel thread */
struct workqueue_struct *dpc_thread;
struct work_struct dpc_work;
/* Linux timer thread */
struct timer_list timer;
uint32_t timer_active;
/* Recovery Timers */
atomic_t check_relogin_timeouts;
uint32_t retry_reset_ha_cnt;
uint32_t isp_reset_timer; /* reset test timer */
uint32_t nic_reset_timer; /* simulated nic reset test timer */
int eh_start;
struct list_head free_srb_q;
uint16_t free_srb_q_count;
uint16_t num_srbs_allocated;
/* DMA Memory Block */
void *queues;
dma_addr_t queues_dma;
unsigned long queues_len;
#define MEM_ALIGN_VALUE \
((max(REQUEST_QUEUE_DEPTH, RESPONSE_QUEUE_DEPTH)) * \
sizeof(struct queue_entry))
/* request and response queue variables */
dma_addr_t request_dma;
struct queue_entry *request_ring;
struct queue_entry *request_ptr;
dma_addr_t response_dma;
struct queue_entry *response_ring;
struct queue_entry *response_ptr;
dma_addr_t shadow_regs_dma;
struct shadow_regs *shadow_regs;
uint16_t request_in; /* Current indexes. */
uint16_t request_out;
uint16_t response_in;
uint16_t response_out;
/* aen queue variables */
uint16_t aen_q_count; /* Number of available aen_q entries */
uint16_t aen_in; /* Current indexes */
uint16_t aen_out;
struct aen aen_q[MAX_AEN_ENTRIES];
struct ql4_aen_log aen_log;/* tracks all aens */
/* This mutex protects several threads to do mailbox commands
* concurrently.
*/
struct mutex mbox_sem;
/* temporary mailbox status registers */
volatile uint8_t mbox_status_count;
volatile uint32_t mbox_status[MBOX_REG_COUNT];
/* FW ddb index map */
struct ddb_entry *fw_ddb_index_map[MAX_DDB_ENTRIES];
/* Saved srb for status continuation entry processing */
struct srb *status_srb;
uint8_t acb_version;
/* qla82xx specific fields */
struct device_reg_82xx __iomem *qla4_8xxx_reg; /* Base I/O address */
unsigned long nx_pcibase; /* Base I/O address */
uint8_t *nx_db_rd_ptr; /* Doorbell read pointer */
unsigned long nx_db_wr_ptr; /* Door bell write pointer */
unsigned long first_page_group_start;
unsigned long first_page_group_end;
uint32_t crb_win;
uint32_t curr_window;
uint32_t ddr_mn_window;
unsigned long mn_win_crb;
unsigned long ms_win_crb;
int qdr_sn_window;
rwlock_t hw_lock;
uint16_t func_num;
int link_width;
struct qla4_8xxx_legacy_intr_set nx_legacy_intr;
u32 nx_crb_mask;
uint8_t revision_id;
uint32_t fw_heartbeat_counter;
struct isp_operations *isp_ops;
struct ql82xx_hw_data hw;
struct ql4_msix_entry msix_entries[QLA_MSIX_ENTRIES];
uint32_t nx_dev_init_timeout;
uint32_t nx_reset_timeout;
struct completion mbx_intr_comp;
struct ipaddress_config ip_config;
struct iscsi_iface *iface_ipv4;
struct iscsi_iface *iface_ipv6_0;
struct iscsi_iface *iface_ipv6_1;
/* --- From About Firmware --- */
uint16_t iscsi_major;
uint16_t iscsi_minor;
uint16_t bootload_major;
uint16_t bootload_minor;
uint16_t bootload_patch;
uint16_t bootload_build;
uint16_t def_timeout; /* Default login timeout */
uint32_t flash_state;
#define QLFLASH_WAITING 0
#define QLFLASH_READING 1
#define QLFLASH_WRITING 2
struct dma_pool *chap_dma_pool;
uint8_t *chap_list; /* CHAP table cache */
struct mutex chap_sem;
#define CHAP_DMA_BLOCK_SIZE 512
struct workqueue_struct *task_wq;
unsigned long ddb_idx_map[MAX_DDB_ENTRIES / BITS_PER_LONG];
#define SYSFS_FLAG_FW_SEL_BOOT 2
struct iscsi_boot_kset *boot_kset;
struct ql4_boot_tgt_info boot_tgt;
uint16_t phy_port_num;
uint16_t phy_port_cnt;
uint16_t iscsi_pci_func_cnt;
uint8_t model_name[16];
struct completion disable_acb_comp;
struct dma_pool *fw_ddb_dma_pool;
#define DDB_DMA_BLOCK_SIZE 512
uint16_t pri_ddb_idx;
uint16_t sec_ddb_idx;
int is_reset;
uint16_t temperature;
};
struct ql4_task_data {
struct scsi_qla_host *ha;
uint8_t iocb_req_cnt;
dma_addr_t data_dma;
void *req_buffer;
dma_addr_t req_dma;
uint32_t req_len;
void *resp_buffer;
dma_addr_t resp_dma;
uint32_t resp_len;
struct iscsi_task *task;
struct passthru_status sts;
struct work_struct task_work;
};
struct qla_endpoint {
struct Scsi_Host *host;
struct sockaddr dst_addr;
};
struct qla_conn {
struct qla_endpoint *qla_ep;
};
static inline int is_ipv4_enabled(struct scsi_qla_host *ha)
{
return ((ha->ip_config.ipv4_options & IPOPT_IPV4_PROTOCOL_ENABLE) != 0);
}
static inline int is_ipv6_enabled(struct scsi_qla_host *ha)
{
return ((ha->ip_config.ipv6_options &
IPV6_OPT_IPV6_PROTOCOL_ENABLE) != 0);
}
static inline int is_qla4010(struct scsi_qla_host *ha)
{
return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP4010;
}
static inline int is_qla4022(struct scsi_qla_host *ha)
{
return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP4022;
}
static inline int is_qla4032(struct scsi_qla_host *ha)
{
return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP4032;
}
static inline int is_qla40XX(struct scsi_qla_host *ha)
{
return is_qla4032(ha) || is_qla4022(ha) || is_qla4010(ha);
}
static inline int is_qla8022(struct scsi_qla_host *ha)
{
return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8022;
}
/* Note: Currently AER/EEH is now supported only for 8022 cards
* This function needs to be updated when AER/EEH is enabled
* for other cards.
*/
static inline int is_aer_supported(struct scsi_qla_host *ha)
{
return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8022;
}
static inline int adapter_up(struct scsi_qla_host *ha)
{
return (test_bit(AF_ONLINE, &ha->flags) != 0) &&
(test_bit(AF_LINK_UP, &ha->flags) != 0);
}
static inline struct scsi_qla_host* to_qla_host(struct Scsi_Host *shost)
{
return (struct scsi_qla_host *)iscsi_host_priv(shost);
}
static inline void __iomem* isp_semaphore(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
&ha->reg->u1.isp4010.nvram :
&ha->reg->u1.isp4022.semaphore);
}
static inline void __iomem* isp_nvram(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
&ha->reg->u1.isp4010.nvram :
&ha->reg->u1.isp4022.nvram);
}
static inline void __iomem* isp_ext_hw_conf(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
&ha->reg->u2.isp4010.ext_hw_conf :
&ha->reg->u2.isp4022.p0.ext_hw_conf);
}
static inline void __iomem* isp_port_status(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
&ha->reg->u2.isp4010.port_status :
&ha->reg->u2.isp4022.p0.port_status);
}
static inline void __iomem* isp_port_ctrl(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
&ha->reg->u2.isp4010.port_ctrl :
&ha->reg->u2.isp4022.p0.port_ctrl);
}
static inline void __iomem* isp_port_error_status(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
&ha->reg->u2.isp4010.port_err_status :
&ha->reg->u2.isp4022.p0.port_err_status);
}
static inline void __iomem * isp_gp_out(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
&ha->reg->u2.isp4010.gp_out :
&ha->reg->u2.isp4022.p0.gp_out);
}
static inline int eeprom_ext_hw_conf_offset(struct scsi_qla_host *ha)
{
return (is_qla4010(ha) ?
offsetof(struct eeprom_data, isp4010.ext_hw_conf) / 2 :
offsetof(struct eeprom_data, isp4022.ext_hw_conf) / 2);
}
int ql4xxx_sem_spinlock(struct scsi_qla_host * ha, u32 sem_mask, u32 sem_bits);
void ql4xxx_sem_unlock(struct scsi_qla_host * ha, u32 sem_mask);
int ql4xxx_sem_lock(struct scsi_qla_host * ha, u32 sem_mask, u32 sem_bits);
static inline int ql4xxx_lock_flash(struct scsi_qla_host *a)
{
if (is_qla4010(a))
return ql4xxx_sem_spinlock(a, QL4010_FLASH_SEM_MASK,
QL4010_FLASH_SEM_BITS);
else
return ql4xxx_sem_spinlock(a, QL4022_FLASH_SEM_MASK,
(QL4022_RESOURCE_BITS_BASE_CODE |
(a->mac_index)) << 13);
}
static inline void ql4xxx_unlock_flash(struct scsi_qla_host *a)
{
if (is_qla4010(a))
ql4xxx_sem_unlock(a, QL4010_FLASH_SEM_MASK);
else
ql4xxx_sem_unlock(a, QL4022_FLASH_SEM_MASK);
}
static inline int ql4xxx_lock_nvram(struct scsi_qla_host *a)
{
if (is_qla4010(a))
return ql4xxx_sem_spinlock(a, QL4010_NVRAM_SEM_MASK,
QL4010_NVRAM_SEM_BITS);
else
return ql4xxx_sem_spinlock(a, QL4022_NVRAM_SEM_MASK,
(QL4022_RESOURCE_BITS_BASE_CODE |
(a->mac_index)) << 10);
}
static inline void ql4xxx_unlock_nvram(struct scsi_qla_host *a)
{
if (is_qla4010(a))
ql4xxx_sem_unlock(a, QL4010_NVRAM_SEM_MASK);
else
ql4xxx_sem_unlock(a, QL4022_NVRAM_SEM_MASK);
}
static inline int ql4xxx_lock_drvr(struct scsi_qla_host *a)
{
if (is_qla4010(a))
return ql4xxx_sem_lock(a, QL4010_DRVR_SEM_MASK,
QL4010_DRVR_SEM_BITS);
else
return ql4xxx_sem_lock(a, QL4022_DRVR_SEM_MASK,
(QL4022_RESOURCE_BITS_BASE_CODE |
(a->mac_index)) << 1);
}
static inline void ql4xxx_unlock_drvr(struct scsi_qla_host *a)
{
if (is_qla4010(a))
ql4xxx_sem_unlock(a, QL4010_DRVR_SEM_MASK);
else
ql4xxx_sem_unlock(a, QL4022_DRVR_SEM_MASK);
}
static inline int ql4xxx_reset_active(struct scsi_qla_host *ha)
{
return test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA, &ha->dpc_flags) ||
test_bit(DPC_RETRY_RESET_HA, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags) ||
test_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags);
}
/*---------------------------------------------------------------------------*/
/* Defines for qla4xxx_initialize_adapter() and qla4xxx_recover_adapter() */
#define INIT_ADAPTER 0
#define RESET_ADAPTER 1
#define PRESERVE_DDB_LIST 0
#define REBUILD_DDB_LIST 1
/* Defines for process_aen() */
#define PROCESS_ALL_AENS 0
#define FLUSH_DDB_CHANGED_AENS 1
#endif /*_QLA4XXX_H */
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