#include <linux/types.h>
#include <linux/completion.h>
+#include <linux/libata.h>
#include <linux/list.h>
#include <linux/kref.h>
#include <scsi/scsi.h>
/*
* Literals
*/
-#define IPR_DRIVER_VERSION "2.0.14"
-#define IPR_DRIVER_DATE "(May 2, 2005)"
+#define IPR_DRIVER_VERSION "2.3.1"
+#define IPR_DRIVER_DATE "(January 23, 2007)"
/*
* IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding
* This can be adjusted at runtime through sysfs device attributes.
*/
#define IPR_MAX_CMD_PER_LUN 6
+#define IPR_MAX_CMD_PER_ATA_LUN 1
/*
* IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of
*/
#define IPR_NUM_BASE_CMD_BLKS 100
+#define PCI_DEVICE_ID_IBM_OBSIDIAN_E 0x0339
+
#define IPR_SUBS_DEV_ID_2780 0x0264
#define IPR_SUBS_DEV_ID_5702 0x0266
#define IPR_SUBS_DEV_ID_5703 0x0278
#define IPR_SUBS_DEV_ID_571A 0x02C0
#define IPR_SUBS_DEV_ID_571B 0x02BE
#define IPR_SUBS_DEV_ID_571E 0x02BF
+#define IPR_SUBS_DEV_ID_571F 0x02D5
+#define IPR_SUBS_DEV_ID_572A 0x02C1
+#define IPR_SUBS_DEV_ID_572B 0x02C2
+#define IPR_SUBS_DEV_ID_572F 0x02C3
+#define IPR_SUBS_DEV_ID_575B 0x030D
+#define IPR_SUBS_DEV_ID_575C 0x0338
+#define IPR_SUBS_DEV_ID_57B7 0x0360
+#define IPR_SUBS_DEV_ID_57B8 0x02C2
#define IPR_NAME "ipr"
#define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500
#define IPR_IOASC_IOASC_MASK 0xFFFFFF00
#define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF
+#define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000
#define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000
+#define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100
+#define IPR_IOASA_IR_DUAL_IOA_DISABLED 0x052C8000
#define IPR_IOASC_BUS_WAS_RESET 0x06290000
#define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000
#define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000
#define IPR_IOASC_IOA_WAS_RESET 0x10000001
#define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002
+#define IPR_DEFAULT_MAX_ERROR_DUMP 984
#define IPR_NUM_LOG_HCAMS 2
#define IPR_NUM_CFG_CHG_HCAMS 2
#define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS)
-#define IPR_MAX_NUM_TARGETS_PER_BUS 0x10
+#define IPR_MAX_NUM_TARGETS_PER_BUS 256
#define IPR_MAX_NUM_LUNS_PER_TARGET 256
#define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8
#define IPR_VSET_BUS 0xff
#define IPR_IOA_BUS 0xff
#define IPR_IOA_TARGET 0xff
#define IPR_IOA_LUN 0xff
-#define IPR_MAX_NUM_BUSES 4
+#define IPR_MAX_NUM_BUSES 16
#define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES
#define IPR_NUM_RESET_RELOAD_RETRIES 3
#define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8))
#define IPR_IOA_RES_HANDLE 0xffffffff
+#define IPR_INVALID_RES_HANDLE 0
#define IPR_IOA_RES_ADDR 0x00ffffff
/*
#define IPR_LUN_RESET 0x40
#define IPR_TARGET_RESET 0x20
#define IPR_BUS_RESET 0x10
+#define IPR_ATA_PHY_RESET 0x80
#define IPR_ID_HOST_RR_Q 0xC4
#define IPR_QUERY_IOA_CONFIG 0xC5
#define IPR_CANCEL_ALL_REQUESTS 0xCE
#define IPR_SDT_FMT2_EXP_ROM_SEL 0x8
#define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2
#define IPR_DOORBELL 0x82800000
+#define IPR_RUNTIME_RESET 0x40000000
#define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0)
#define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3)
u8 sn[IPR_SERIAL_NUM_LEN];
}__attribute__((packed));
+struct ipr_ext_vpd {
+ struct ipr_vpd vpd;
+ __be32 wwid[2];
+}__attribute__((packed));
+
struct ipr_std_inq_data {
u8 peri_qual_dev_type;
#define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5)
}__attribute__ ((packed));
struct ipr_config_table_entry {
- u8 service_level;
+ u8 proto;
+#define IPR_PROTO_SATA 0x02
+#define IPR_PROTO_SATA_ATAPI 0x03
+#define IPR_PROTO_SAS_STP 0x06
+#define IPR_PROTO_SAS_STP_ATAPI 0x07
u8 array_id;
u8 flags;
#define IPR_IS_IOA_RESOURCE 0x80
#define IPR_SUBTYPE_AF_DASD 0
#define IPR_SUBTYPE_GENERIC_SCSI 1
#define IPR_SUBTYPE_VOLUME_SET 2
+#define IPR_SUBTYPE_GENERIC_ATA 4
+
+#define IPR_QUEUEING_MODEL(res) ((((res)->cfgte.flags) & 0x70) >> 4)
+#define IPR_QUEUE_FROZEN_MODEL 0
+#define IPR_QUEUE_NACA_MODEL 1
struct ipr_res_addr res_addr;
__be32 res_handle;
#define IPR_RQTYPE_SCSICDB 0x00
#define IPR_RQTYPE_IOACMD 0x01
#define IPR_RQTYPE_HCAM 0x02
+#define IPR_RQTYPE_ATA_PASSTHRU 0x04
u8 luntar_luntrn;
__be16 timeout;
}__attribute__ ((packed, aligned(4)));
+struct ipr_ioarcb_ata_regs {
+ u8 flags;
+#define IPR_ATA_FLAG_PACKET_CMD 0x80
+#define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40
+#define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20
+ u8 reserved[3];
+
+ __be16 data;
+ u8 feature;
+ u8 nsect;
+ u8 lbal;
+ u8 lbam;
+ u8 lbah;
+ u8 device;
+ u8 command;
+ u8 reserved2[3];
+ u8 hob_feature;
+ u8 hob_nsect;
+ u8 hob_lbal;
+ u8 hob_lbam;
+ u8 hob_lbah;
+ u8 ctl;
+}__attribute__ ((packed, aligned(4)));
+
+struct ipr_ioarcb_add_data {
+ union {
+ struct ipr_ioarcb_ata_regs regs;
+ __be32 add_cmd_parms[10];
+ }u;
+}__attribute__ ((packed, aligned(4)));
+
/* IOA Request Control Block 128 bytes */
struct ipr_ioarcb {
__be32 ioarcb_host_pci_addr;
struct ipr_cmd_pkt cmd_pkt;
__be32 add_cmd_parms_len;
- __be32 add_cmd_parms[10];
+ struct ipr_ioarcb_add_data add_data;
}__attribute__((packed, aligned (4)));
struct ipr_ioadl_desc {
struct ipr_ioasa_vset {
__be32 failing_lba_hi;
__be32 failing_lba_lo;
- __be32 ioa_data[22];
+ __be32 reserved;
}__attribute__((packed, aligned (4)));
struct ipr_ioasa_af_dasd {
__be32 failing_lba;
+ __be32 reserved[2];
}__attribute__((packed, aligned (4)));
struct ipr_ioasa_gpdd {
u8 end_state;
u8 bus_phase;
__be16 reserved;
- __be32 ioa_data[23];
+ __be32 ioa_data[2];
}__attribute__((packed, aligned (4)));
-struct ipr_ioasa_raw {
- __be32 ioa_data[24];
+struct ipr_ioasa_gata {
+ u8 error;
+ u8 nsect; /* Interrupt reason */
+ u8 lbal;
+ u8 lbam;
+ u8 lbah;
+ u8 device;
+ u8 status;
+ u8 alt_status; /* ATA CTL */
+ u8 hob_nsect;
+ u8 hob_lbal;
+ u8 hob_lbam;
+ u8 hob_lbah;
}__attribute__((packed, aligned (4)));
+struct ipr_auto_sense {
+ __be16 auto_sense_len;
+ __be16 ioa_data_len;
+ __be32 data[SCSI_SENSE_BUFFERSIZE/sizeof(__be32)];
+};
+
struct ipr_ioasa {
__be32 ioasc;
#define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24)
__be32 fd_res_handle;
__be32 ioasc_specific; /* status code specific field */
+#define IPR_ADDITIONAL_STATUS_FMT 0x80000000
+#define IPR_AUTOSENSE_VALID 0x40000000
+#define IPR_ATA_DEVICE_WAS_RESET 0x20000000
#define IPR_IOASC_SPECIFIC_MASK 0x00ffffff
#define IPR_FIELD_POINTER_VALID (0x80000000 >> 8)
#define IPR_FIELD_POINTER_MASK 0x0000ffff
struct ipr_ioasa_vset vset;
struct ipr_ioasa_af_dasd dasd;
struct ipr_ioasa_gpdd gpdd;
- struct ipr_ioasa_raw raw;
+ struct ipr_ioasa_gata gata;
} u;
+
+ struct ipr_auto_sense auto_sense;
}__attribute__((packed, aligned (4)));
struct ipr_mode_parm_hdr {
__be32 ioa_data[5];
}__attribute__((packed, aligned (4)));
+struct ipr_hostrcb_device_data_entry_enhanced {
+ struct ipr_ext_vpd vpd;
+ u8 ccin[4];
+ struct ipr_res_addr dev_res_addr;
+ struct ipr_ext_vpd new_vpd;
+ u8 new_ccin[4];
+ struct ipr_ext_vpd ioa_last_with_dev_vpd;
+ struct ipr_ext_vpd cfc_last_with_dev_vpd;
+}__attribute__((packed, aligned (4)));
+
struct ipr_hostrcb_array_data_entry {
struct ipr_vpd vpd;
struct ipr_res_addr expected_dev_res_addr;
struct ipr_res_addr dev_res_addr;
}__attribute__((packed, aligned (4)));
+struct ipr_hostrcb_array_data_entry_enhanced {
+ struct ipr_ext_vpd vpd;
+ u8 ccin[4];
+ struct ipr_res_addr expected_dev_res_addr;
+ struct ipr_res_addr dev_res_addr;
+}__attribute__((packed, aligned (4)));
+
struct ipr_hostrcb_type_ff_error {
- __be32 ioa_data[246];
+ __be32 ioa_data[502];
}__attribute__((packed, aligned (4)));
struct ipr_hostrcb_type_01_error {
__be32 ioa_data[3];
}__attribute__((packed, aligned (4)));
+struct ipr_hostrcb_type_12_error {
+ struct ipr_ext_vpd ioa_vpd;
+ struct ipr_ext_vpd cfc_vpd;
+ struct ipr_ext_vpd ioa_last_attached_to_cfc_vpd;
+ struct ipr_ext_vpd cfc_last_attached_to_ioa_vpd;
+ __be32 ioa_data[3];
+}__attribute__((packed, aligned (4)));
+
struct ipr_hostrcb_type_03_error {
struct ipr_vpd ioa_vpd;
struct ipr_vpd cfc_vpd;
struct ipr_hostrcb_device_data_entry dev[3];
}__attribute__((packed, aligned (4)));
+struct ipr_hostrcb_type_13_error {
+ struct ipr_ext_vpd ioa_vpd;
+ struct ipr_ext_vpd cfc_vpd;
+ __be32 errors_detected;
+ __be32 errors_logged;
+ struct ipr_hostrcb_device_data_entry_enhanced dev[3];
+}__attribute__((packed, aligned (4)));
+
struct ipr_hostrcb_type_04_error {
struct ipr_vpd ioa_vpd;
struct ipr_vpd cfc_vpd;
u8 protection_level[8];
}__attribute__((packed, aligned (4)));
+struct ipr_hostrcb_type_14_error {
+ struct ipr_ext_vpd ioa_vpd;
+ struct ipr_ext_vpd cfc_vpd;
+ __be32 exposed_mode_adn;
+ __be32 array_id;
+ struct ipr_res_addr last_func_vset_res_addr;
+ u8 vset_serial_num[IPR_SERIAL_NUM_LEN];
+ u8 protection_level[8];
+ __be32 num_entries;
+ struct ipr_hostrcb_array_data_entry_enhanced array_member[18];
+}__attribute__((packed, aligned (4)));
+
+struct ipr_hostrcb_type_07_error {
+ u8 failure_reason[64];
+ struct ipr_vpd vpd;
+ u32 data[222];
+}__attribute__((packed, aligned (4)));
+
+struct ipr_hostrcb_type_17_error {
+ u8 failure_reason[64];
+ struct ipr_ext_vpd vpd;
+ u32 data[476];
+}__attribute__((packed, aligned (4)));
+
+struct ipr_hostrcb_config_element {
+ u8 type_status;
+#define IPR_PATH_CFG_TYPE_MASK 0xF0
+#define IPR_PATH_CFG_NOT_EXIST 0x00
+#define IPR_PATH_CFG_IOA_PORT 0x10
+#define IPR_PATH_CFG_EXP_PORT 0x20
+#define IPR_PATH_CFG_DEVICE_PORT 0x30
+#define IPR_PATH_CFG_DEVICE_LUN 0x40
+
+#define IPR_PATH_CFG_STATUS_MASK 0x0F
+#define IPR_PATH_CFG_NO_PROB 0x00
+#define IPR_PATH_CFG_DEGRADED 0x01
+#define IPR_PATH_CFG_FAILED 0x02
+#define IPR_PATH_CFG_SUSPECT 0x03
+#define IPR_PATH_NOT_DETECTED 0x04
+#define IPR_PATH_INCORRECT_CONN 0x05
+
+ u8 cascaded_expander;
+ u8 phy;
+ u8 link_rate;
+#define IPR_PHY_LINK_RATE_MASK 0x0F
+
+ __be32 wwid[2];
+}__attribute__((packed, aligned (4)));
+
+struct ipr_hostrcb_fabric_desc {
+ __be16 length;
+ u8 ioa_port;
+ u8 cascaded_expander;
+ u8 phy;
+ u8 path_state;
+#define IPR_PATH_ACTIVE_MASK 0xC0
+#define IPR_PATH_NO_INFO 0x00
+#define IPR_PATH_ACTIVE 0x40
+#define IPR_PATH_NOT_ACTIVE 0x80
+
+#define IPR_PATH_STATE_MASK 0x0F
+#define IPR_PATH_STATE_NO_INFO 0x00
+#define IPR_PATH_HEALTHY 0x01
+#define IPR_PATH_DEGRADED 0x02
+#define IPR_PATH_FAILED 0x03
+
+ __be16 num_entries;
+ struct ipr_hostrcb_config_element elem[1];
+}__attribute__((packed, aligned (4)));
+
+#define for_each_fabric_cfg(fabric, cfg) \
+ for (cfg = (fabric)->elem; \
+ cfg < ((fabric)->elem + be16_to_cpu((fabric)->num_entries)); \
+ cfg++)
+
+struct ipr_hostrcb_type_20_error {
+ u8 failure_reason[64];
+ u8 reserved[3];
+ u8 num_entries;
+ struct ipr_hostrcb_fabric_desc desc[1];
+}__attribute__((packed, aligned (4)));
+
struct ipr_hostrcb_error {
__be32 failing_dev_ioasc;
struct ipr_res_addr failing_dev_res_addr;
struct ipr_hostrcb_type_02_error type_02_error;
struct ipr_hostrcb_type_03_error type_03_error;
struct ipr_hostrcb_type_04_error type_04_error;
+ struct ipr_hostrcb_type_07_error type_07_error;
+ struct ipr_hostrcb_type_12_error type_12_error;
+ struct ipr_hostrcb_type_13_error type_13_error;
+ struct ipr_hostrcb_type_14_error type_14_error;
+ struct ipr_hostrcb_type_17_error type_17_error;
+ struct ipr_hostrcb_type_20_error type_20_error;
} u;
}__attribute__((packed, aligned (4)));
#define IPR_HOST_RCB_OVERLAY_ID_3 0x03
#define IPR_HOST_RCB_OVERLAY_ID_4 0x04
#define IPR_HOST_RCB_OVERLAY_ID_6 0x06
+#define IPR_HOST_RCB_OVERLAY_ID_7 0x07
+#define IPR_HOST_RCB_OVERLAY_ID_12 0x12
+#define IPR_HOST_RCB_OVERLAY_ID_13 0x13
+#define IPR_HOST_RCB_OVERLAY_ID_14 0x14
+#define IPR_HOST_RCB_OVERLAY_ID_16 0x16
+#define IPR_HOST_RCB_OVERLAY_ID_17 0x17
+#define IPR_HOST_RCB_OVERLAY_ID_20 0x20
#define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF
u8 reserved1[3];
struct ipr_hcam hcam;
dma_addr_t hostrcb_dma;
struct list_head queue;
+ struct ipr_ioa_cfg *ioa_cfg;
};
/* IPR smart dump table structures */
u32 max_xfer_rate;
};
+struct ipr_sata_port {
+ struct ipr_ioa_cfg *ioa_cfg;
+ struct ata_port *ap;
+ struct ipr_resource_entry *res;
+ struct ipr_ioasa_gata ioasa;
+};
+
struct ipr_resource_entry {
struct ipr_config_table_entry cfgte;
u8 needs_sync_complete:1;
u8 resetting_device:1;
struct scsi_device *sdev;
+ struct ipr_sata_port *sata_port;
struct list_head queue;
};
u32 time;
u8 op_code;
+ u8 ata_op_code;
u8 type;
#define IPR_TRACE_START 0x00
#define IPR_TRACE_FINISH 0xff
- u16 cmd_index;
+ u8 cmd_index;
__be32 res_handle;
union {
u8 dump_taken:1;
u8 allow_cmds:1;
u8 allow_ml_add_del:1;
+ u8 needs_hard_reset:1;
enum ipr_cache_state cache_state;
u16 type; /* CCIN of the card */
u16 reset_retries;
u32 errors_logged;
+ u32 doorbell;
struct Scsi_Host *host;
struct pci_dev *pdev;
struct ipr_sglist *ucode_sglist;
- struct ipr_mode_pages *saved_mode_pages;
u8 saved_mode_page_len;
struct work_struct work_q;
struct ipr_cmnd *reset_cmd;
+ struct ata_host ata_host;
char ipr_cmd_label[8];
#define IPR_CMD_LABEL "ipr_cmnd"
struct ipr_cmnd *ipr_cmnd_list[IPR_NUM_CMD_BLKS];
struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES];
struct list_head queue;
struct scsi_cmnd *scsi_cmd;
+ struct ata_queued_cmd *qc;
struct completion completion;
struct timer_list timer;
void (*done) (struct ipr_cmnd *);
int (*job_step) (struct ipr_cmnd *);
+ int (*job_step_failed) (struct ipr_cmnd *);
u16 cmd_index;
u8 sense_buffer[SCSI_SENSE_BUFFERSIZE];
dma_addr_t sense_buffer_dma;
*/
#define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__)
#define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)
-#define ipr_crit(...) printk(KERN_CRIT IPR_NAME ": "__VA_ARGS__)
-#define ipr_warn(...) printk(KERN_WARNING IPR_NAME": "__VA_ARGS__)
#define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__))
-#define ipr_sdev_printk(level, sdev, fmt, args...) \
- sdev_printk(level, sdev, fmt, ## args)
-
-#define ipr_sdev_err(sdev, fmt, ...) \
- ipr_sdev_printk(KERN_ERR, sdev, fmt, ##__VA_ARGS__)
-
-#define ipr_sdev_info(sdev, fmt, ...) \
- ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__)
+#define ipr_ra_printk(level, ioa_cfg, ra, fmt, ...) \
+ printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, (ioa_cfg)->host->host_no, \
+ (ra).bus, (ra).target, (ra).lun, ##__VA_ARGS__)
-#define ipr_sdev_dbg(sdev, fmt, ...) \
- IPR_DBG_CMD(ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__))
-
-#define ipr_res_printk(level, ioa_cfg, res, fmt, ...) \
- printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, ioa_cfg->host->host_no, \
- res.bus, res.target, res.lun, ##__VA_ARGS__)
+#define ipr_ra_err(ioa_cfg, ra, fmt, ...) \
+ ipr_ra_printk(KERN_ERR, ioa_cfg, ra, fmt, ##__VA_ARGS__)
#define ipr_res_err(ioa_cfg, res, fmt, ...) \
- ipr_res_printk(KERN_ERR, ioa_cfg, res, fmt, ##__VA_ARGS__)
-#define ipr_res_dbg(ioa_cfg, res, fmt, ...) \
- IPR_DBG_CMD(ipr_res_printk(KERN_INFO, ioa_cfg, res, fmt, ##__VA_ARGS__))
+ ipr_ra_err(ioa_cfg, (res)->cfgte.res_addr, fmt, ##__VA_ARGS__)
#define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \
{ \
} \
}
+#define ipr_hcam_err(hostrcb, fmt, ...) \
+{ \
+ if (ipr_is_device(&(hostrcb)->hcam.u.error.failing_dev_res_addr)) { \
+ ipr_ra_err((hostrcb)->ioa_cfg, \
+ (hostrcb)->hcam.u.error.failing_dev_res_addr, \
+ fmt, ##__VA_ARGS__); \
+ } else { \
+ dev_err(&(hostrcb)->ioa_cfg->pdev->dev, fmt, ##__VA_ARGS__); \
+ } \
+}
+
#define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
__FILE__, __FUNCTION__, __LINE__)
return 0;
}
+/**
+ * ipr_is_scsi_disk - Determine if a resource is a SCSI disk
+ * @res: resource entry struct
+ *
+ * Return value:
+ * 1 if SCSI disk / 0 if not SCSI disk
+ **/
+static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res)
+{
+ if (ipr_is_af_dasd_device(res) ||
+ (ipr_is_gscsi(res) && IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data)))
+ return 1;
+ else
+ return 0;
+}
+
+/**
+ * ipr_is_gata - Determine if a resource is a generic ATA resource
+ * @res: resource entry struct
+ *
+ * Return value:
+ * 1 if GATA / 0 if not GATA
+ **/
+static inline int ipr_is_gata(struct ipr_resource_entry *res)
+{
+ if (!ipr_is_ioa_resource(res) &&
+ IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_ATA)
+ return 1;
+ else
+ return 0;
+}
+
+/**
+ * ipr_is_naca_model - Determine if a resource is using NACA queueing model
+ * @res: resource entry struct
+ *
+ * Return value:
+ * 1 if NACA queueing model / 0 if not NACA queueing model
+ **/
+static inline int ipr_is_naca_model(struct ipr_resource_entry *res)
+{
+ if (ipr_is_gscsi(res) && IPR_QUEUEING_MODEL(res) == IPR_QUEUE_NACA_MODEL)
+ return 1;
+ return 0;
+}
+
/**
* ipr_is_device - Determine if resource address is that of a device
* @res_addr: resource address struct
static inline int ipr_is_device(struct ipr_res_addr *res_addr)
{
if ((res_addr->bus < IPR_MAX_NUM_BUSES) &&
- (res_addr->target < IPR_MAX_NUM_TARGETS_PER_BUS))
+ (res_addr->target < (IPR_MAX_NUM_TARGETS_PER_BUS - 1)))
return 1;
return 0;