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[SCSI] mpt fusion: Added support for Broadcast primitives Event handling

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Firmware is able to handle Broadcast primitives, but upstream driver does not
have support for broadcast primitive handling. Now this patch is mainly to
support broadcast primitives.

Signed-off-by: Kashyap Desai <kadesai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Kashyap, Desai
2009-05-29 16:56:59 +05:30
committed by James Bottomley
parent 57e985136b
commit db7051b298
4 changed files with 230 additions and 0 deletions
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21
drivers/message/fusion/mptscsih.c
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@@ -80,6 +80,7 @@ MODULE_VERSION(my_VERSION);
/*
* Other private/forward protos...
*/
struct scsi_cmnd *mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i);
static struct scsi_cmnd * mptscsih_getclear_scsi_lookup(MPT_ADAPTER *ioc, int i);
static void mptscsih_set_scsi_lookup(MPT_ADAPTER *ioc, int i, struct scsi_cmnd *scmd);
static int SCPNT_TO_LOOKUP_IDX(MPT_ADAPTER *ioc, struct scsi_cmnd *scmd);
@@ -2419,6 +2420,26 @@ mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR
}
}
/**
* mptscsih_get_scsi_lookup - retrieves scmd entry
* @ioc: Pointer to MPT_ADAPTER structure
* @i: index into the array
*
* Returns the scsi_cmd pointer
*/
struct scsi_cmnd *
mptscsih_get_scsi_lookup(MPT_ADAPTER *ioc, int i)
{
unsigned long flags;
struct scsi_cmnd *scmd;
spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
scmd = ioc->ScsiLookup[i];
spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
return scmd;
}
EXPORT_SYMBOL(mptscsih_get_scsi_lookup);
/**
* mptscsih_getclear_scsi_lookup