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path: root/drivers/message/fusion/mptsas.h
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2014-07-26mptfusion: combine fw_event_work and its event_dataJoe Lawrence1-1/+1
Tack the firmware reply event_data payload to the end of its corresponding struct fw_event_work allocation. Rework fw_event_work allocation calculations to include the event_data size where appropriate. This clarifies the code a bit and avoids the following smatch warnings: drivers/message/fusion/mptsas.c:1003 mptsas_queue_device_delete() error: memcpy() 'fw_event->event_data' too small (29 vs 36) drivers/message/fusion/mptsas.c:1017 mptsas_queue_rescan() error: not allocating enough data 168 vs 160 Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com> Acked-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
2010-07-27[SCSI] mptfusion: Added sanity to check B_T mapping for device before adding ↵Kashyap, Desai1-0/+1
to OS Added sanity check before treating any device is a valid device. It is possible that firmware can have device page0 in its table, but that devicemay not be available in topology. Device will be available in topology only if there is Bus Target mapping is done in firmware. Driver will always check B_T mapping of firmware before reporting device to upper layer. Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2010-04-11[SCSI] mptfusion: Event data alignment with 4 byte.Kashyap, Desai1-1/+1
event_data needs to be 4 byte aligned to makes sure there is no unaligned memory access take place. Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2009-06-10[SCSI] mpt fusion: Queue full event handlingKashyap, Desai1-0/+6
FW will report Queue full event to Driver and driver will handle this queue full event to SCSI Mid layer. Signed-off-by: Kashyap Desai <kadesai@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2009-06-10[SCSI] mpt fusion: RAID device handling and Dual port Raid support is addedKashyap, Desai1-0/+1
1. Handle integrated Raid device(Add/Delete) and error condition and check related to Raid device. is_logical_volume will represent logical volume device. 2. Raid device dual port support is added. Main functions to support this feature are mpt_raid_phys_disk_get_num_paths and mpt_raid_phys_disk_pg1. Signed-off-by: Kashyap Desai <kadesai@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2009-06-10[SCSI] mpt fusion: Firmware event implementation using seperate WorkQueueKashyap, Desai1-4/+29
Now Firmware events are handled by firmware event queue. Previously it was handled in interrupt context/WorkQueue of Linux. Firmware Event handling is restructured and optimized. Signed-off-by: Kashyap Desai <kadesai@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2009-06-10[SCSI] mpt fusion: Adding DeviceResetCtx for internal Device reset frameKashyap, Desai1-0/+1
1.) Added taskmgmt_quiesce_io flag in IOC and removed resetPending from _MPT_SCSI_HOST struct. 2.) Reset from Scsi mid layer and internal Reset are seperate context. Adding DeviceResetCtx for internal Device reset frame. mptsas_taskmgmt_complete is optimized as part of implementation. Signed-off-by: Kashyap Desai <kadesai@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2008-06-05[SCSI] mpt fusion : Updated copyright statment with 2008 includedPrakash, Sathya1-1/+1
Updating copyright statement to include the year 2008 Signed-off-by: Sathya Prakash <sathya.prakash@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2007-10-12[SCSI] mpt fusion: Creation of mptsas.h header filePrakash, Sathya1-0/+158
The data structure definitions from mptsas.c are moved to a new header file mptsas.h signed-off-by: Sathya Prakash <sathya.prakash@lsi.com> Acked-by: Eric Moore <Eric.Moore@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>