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[SCSI] be2iscsi: Adding support for various Async messages from chip 

This patch allows for future addition of various async messages
from the chip. This ensures that the driver won't hit a BUG_ON if
the Firmware used is newer than inbox driver and so is using
latest async messages.

Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Jayamohan Kallickal 2009-11-25 01:41:37 +05:30 committed by James Bottomley
parent 7ec4ad0125
commit 78b9fb6d38
1 changed files with 8 additions and 4 deletions
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12
drivers/scsi/be2iscsi/be_cmds.c
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@ -135,11 +135,15 @@ int beiscsi_process_mcc(struct beiscsi_hba *phba)
while ((compl = be_mcc_compl_get(phba))) {
if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
/* Interpret flags as an async trailer */
BUG_ON(!is_link_state_evt(compl->flags));
if (is_link_state_evt(compl->flags))
/* Interpret compl as a async link evt */
beiscsi_async_link_state_process(phba,
(struct be_async_event_link_state *) compl);
else
SE_DEBUG(DBG_LVL_1,
" Unsupported Async Event, flags"
" = 0x%08x \n", compl->flags);
/* Interpret compl as a async link evt */
beiscsi_async_link_state_process(phba,
(struct be_async_event_link_state *) compl);
} else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
status = be_mcc_compl_process(ctrl, compl);
atomic_dec(&phba->ctrl.mcc_obj.q.used);