diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-04 18:57:35 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-04 18:57:35 -0700 |
commit | 97d41e90fe61399b99d74820cb7f2d6e0fbac91d (patch) | |
tree | f759371424a26963b04badbb4433e360be4e8750 /drivers/scsi/qla4xxx/ql4_inline.h | |
parent | 3bdc9d0b408e01c4e556daba0035ba37f603e920 (diff) | |
parent | afaf5a2d341d33b66b47c2716a263ce593460a08 (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (54 commits)
[SCSI] Initial Commit of qla4xxx
[SCSI] raid class: handle component-add errors
[SCSI] SCSI megaraid_sas: handle thrown errors
[SCSI] SCSI aic94xx: handle sysfs errors
[SCSI] SCSI st: fix error handling in module init, sysfs
[SCSI] SCSI sd: fix module init/exit error handling
[SCSI] SCSI osst: add error handling to module init, sysfs
[SCSI] scsi: remove hosts.h
[SCSI] scsi: Scsi_Cmnd convertion in aic7xxx_old.c
[SCSI] megaraid_sas: sets ioctl timeout and updates version,changelog
[SCSI] megaraid_sas: adds tasklet for cmd completion
[SCSI] megaraid_sas: prints pending cmds before setting hw_crit_error
[SCSI] megaraid_sas: function pointer for disable interrupt
[SCSI] megaraid_sas: frame count optimization
[SCSI] megaraid_sas: FW transition and q size changes
[SCSI] qla2xxx: Update version number to 8.01.07-k2.
[SCSI] qla2xxx: Stall mid-layer error handlers while rport is blocked.
[SCSI] qla2xxx: Add MODULE_FIRMWARE tags.
[SCSI] qla2xxx: Add support for host port state FC transport attribute.
[SCSI] qla2xxx: Add support for fabric name FC transport attribute.
...
Diffstat (limited to 'drivers/scsi/qla4xxx/ql4_inline.h')
-rw-r--r-- | drivers/scsi/qla4xxx/ql4_inline.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_inline.h b/drivers/scsi/qla4xxx/ql4_inline.h new file mode 100644 index 00000000000..0d61797af7d --- /dev/null +++ b/drivers/scsi/qla4xxx/ql4_inline.h @@ -0,0 +1,84 @@ +/* + * QLogic iSCSI HBA Driver + * Copyright (c) 2003-2006 QLogic Corporation + * + * See LICENSE.qla4xxx for copyright and licensing details. + */ + +/* + * + * qla4xxx_lookup_ddb_by_fw_index + * This routine locates a device handle given the firmware device + * database index. If device doesn't exist, returns NULL. + * + * Input: + * ha - Pointer to host adapter structure. + * fw_ddb_index - Firmware's device database index + * + * Returns: + * Pointer to the corresponding internal device database structure + */ +static inline struct ddb_entry * +qla4xxx_lookup_ddb_by_fw_index(struct scsi_qla_host *ha, uint32_t fw_ddb_index) +{ + struct ddb_entry *ddb_entry = NULL; + + if ((fw_ddb_index < MAX_DDB_ENTRIES) && + (ha->fw_ddb_index_map[fw_ddb_index] != + (struct ddb_entry *) INVALID_ENTRY)) { + ddb_entry = ha->fw_ddb_index_map[fw_ddb_index]; + } + + DEBUG3(printk("scsi%d: %s: index [%d], ddb_entry = %p\n", + ha->host_no, __func__, fw_ddb_index, ddb_entry)); + + return ddb_entry; +} + +static inline void +__qla4xxx_enable_intrs(struct scsi_qla_host *ha) +{ + if (is_qla4022(ha)) { + writel(set_rmask(IMR_SCSI_INTR_ENABLE), + &ha->reg->u1.isp4022.intr_mask); + readl(&ha->reg->u1.isp4022.intr_mask); + } else { + writel(set_rmask(CSR_SCSI_INTR_ENABLE), &ha->reg->ctrl_status); + readl(&ha->reg->ctrl_status); + } + set_bit(AF_INTERRUPTS_ON, &ha->flags); +} + +static inline void +__qla4xxx_disable_intrs(struct scsi_qla_host *ha) +{ + if (is_qla4022(ha)) { + writel(clr_rmask(IMR_SCSI_INTR_ENABLE), + &ha->reg->u1.isp4022.intr_mask); + readl(&ha->reg->u1.isp4022.intr_mask); + } else { + writel(clr_rmask(CSR_SCSI_INTR_ENABLE), &ha->reg->ctrl_status); + readl(&ha->reg->ctrl_status); + } + clear_bit(AF_INTERRUPTS_ON, &ha->flags); +} + +static inline void +qla4xxx_enable_intrs(struct scsi_qla_host *ha) +{ + unsigned long flags; + + spin_lock_irqsave(&ha->hardware_lock, flags); + __qla4xxx_enable_intrs(ha); + spin_unlock_irqrestore(&ha->hardware_lock, flags); +} + +static inline void +qla4xxx_disable_intrs(struct scsi_qla_host *ha) +{ + unsigned long flags; + + spin_lock_irqsave(&ha->hardware_lock, flags); + __qla4xxx_disable_intrs(ha); + spin_unlock_irqrestore(&ha->hardware_lock, flags); +} |