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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /drivers/scsi/qla4xxx/ql4_inline.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
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 00000000..62f90bde --- /dev/null +++ b/drivers/scsi/qla4xxx/ql4_inline.h @@ -0,0 +1,84 @@ +/* + * QLogic iSCSI HBA Driver + * Copyright (c) 2003-2010 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: ddb [%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) | is_qla4032(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) | is_qla4032(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); +} |