diff options
author | Kumar Gala <galak@kernel.crashing.org> | 2007-02-12 23:57:21 -0600 |
---|---|---|
committer | Kumar Gala <galak@kernel.crashing.org> | 2007-02-12 23:57:21 -0600 |
commit | 54c66f6d781e03dc0b23956234963c4911e6d1c0 (patch) | |
tree | 40619a66ae6d8703a57bf681d087ffeabbffd346 /drivers/scsi/aic94xx/aic94xx_dev.c | |
parent | 8ce0a7df6e6117d8814e976d4b7ce6a6b2c9cf93 (diff) | |
parent | 17e0e27020d028a790d97699aff85a43af5be472 (diff) |
Merge branch 'master' into 85xx
Diffstat (limited to 'drivers/scsi/aic94xx/aic94xx_dev.c')
-rw-r--r-- | drivers/scsi/aic94xx/aic94xx_dev.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/scsi/aic94xx/aic94xx_dev.c b/drivers/scsi/aic94xx/aic94xx_dev.c index 6f8901b748f..c520e5b41fb 100644 --- a/drivers/scsi/aic94xx/aic94xx_dev.c +++ b/drivers/scsi/aic94xx/aic94xx_dev.c @@ -37,18 +37,14 @@ static inline int asd_get_ddb(struct asd_ha_struct *asd_ha) { - unsigned long flags; int ddb, i; - spin_lock_irqsave(&asd_ha->hw_prof.ddb_lock, flags); ddb = FIND_FREE_DDB(asd_ha); if (ddb >= asd_ha->hw_prof.max_ddbs) { ddb = -ENOMEM; - spin_unlock_irqrestore(&asd_ha->hw_prof.ddb_lock, flags); goto out; } SET_DDB(ddb, asd_ha); - spin_unlock_irqrestore(&asd_ha->hw_prof.ddb_lock, flags); for (i = 0; i < sizeof(struct asd_ddb_ssp_smp_target_port); i+= 4) asd_ddbsite_write_dword(asd_ha, ddb, i, 0); @@ -77,14 +73,10 @@ out: static inline void asd_free_ddb(struct asd_ha_struct *asd_ha, int ddb) { - unsigned long flags; - if (!ddb || ddb >= 0xFFFF) return; asd_ddbsite_write_byte(asd_ha, ddb, DDB_TYPE, DDB_TYPE_UNUSED); - spin_lock_irqsave(&asd_ha->hw_prof.ddb_lock, flags); CLEAR_DDB(ddb, asd_ha); - spin_unlock_irqrestore(&asd_ha->hw_prof.ddb_lock, flags); } static inline void asd_set_ddb_type(struct domain_device *dev) @@ -320,8 +312,11 @@ out: int asd_dev_found(struct domain_device *dev) { + unsigned long flags; int res = 0; + struct asd_ha_struct *asd_ha = dev->port->ha->lldd_ha; + spin_lock_irqsave(&asd_ha->hw_prof.ddb_lock, flags); switch (dev->dev_type) { case SATA_PM: res = asd_init_sata_pm_ddb(dev); @@ -335,14 +330,18 @@ int asd_dev_found(struct domain_device *dev) else res = asd_init_initiator_ddb(dev); } + spin_unlock_irqrestore(&asd_ha->hw_prof.ddb_lock, flags); + return res; } void asd_dev_gone(struct domain_device *dev) { int ddb, sister_ddb; + unsigned long flags; struct asd_ha_struct *asd_ha = dev->port->ha->lldd_ha; + spin_lock_irqsave(&asd_ha->hw_prof.ddb_lock, flags); ddb = (int) (unsigned long) dev->lldd_dev; sister_ddb = asd_ddbsite_read_word(asd_ha, ddb, SISTER_DDB); @@ -350,4 +349,5 @@ void asd_dev_gone(struct domain_device *dev) asd_free_ddb(asd_ha, sister_ddb); asd_free_ddb(asd_ha, ddb); dev->lldd_dev = NULL; + spin_unlock_irqrestore(&asd_ha->hw_prof.ddb_lock, flags); } |