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[SCSI] mptsas : Code cleanup of host page alloc and diag reset.

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Code cleanup of host page alloc and diag reset.

Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Kashyap, Desai 2009-08-05 12:53:51 +05:30 committed by James Bottomley
parent 79a3ec1ace
commit d130691725
1 changed files with 30 additions and 54 deletions
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84
drivers/message/fusion/mptbase.c
View file

@ -1297,12 +1297,8 @@ mpt_host_page_alloc(MPT_ADAPTER *ioc, pIOCInit_t ioc_init)
psge = (char *)&ioc_init->HostPageBufferSGE;
flags_length = MPI_SGE_FLAGS_SIMPLE_ELEMENT |
MPI_SGE_FLAGS_SYSTEM_ADDRESS |
MPI_SGE_FLAGS_32_BIT_ADDRESSING |
MPI_SGE_FLAGS_HOST_TO_IOC |
MPI_SGE_FLAGS_END_OF_BUFFER;
if (sizeof(dma_addr_t) == sizeof(u64)) {
flags_length |= MPI_SGE_FLAGS_64_BIT_ADDRESSING;
}
flags_length = flags_length << MPI_SGE_FLAGS_SHIFT;
flags_length |= ioc->HostPageBuffer_sz;
ioc->add_sge(psge, flags_length, ioc->HostPageBuffer_dma);
@ -2224,8 +2220,6 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
int hard;
int rc=0;
int ii;
u8 cb_idx;
int handlers;
int ret = 0;
int reset_alt_ioc_active = 0;
int irq_allocated = 0;
@ -2548,34 +2542,6 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag)
mpt_get_manufacturing_pg_0(ioc);
}
/*
* Call each currently registered protocol IOC reset handler
* with post-reset indication.
* NOTE: If we're doing _IOC_BRINGUP, there can be no
* MptResetHandlers[] registered yet.
*/
if (hard_reset_done) {
rc = handlers = 0;
for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
if ((ret == 0) && MptResetHandlers[cb_idx]) {
dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
"Calling IOC post_reset handler #%d\n",
ioc->name, cb_idx));
rc += mpt_signal_reset(cb_idx, ioc, MPT_IOC_POST_RESET);
handlers++;
}
if (alt_ioc_ready && MptResetHandlers[cb_idx]) {
drsprintk(ioc, printk(MYIOC_s_DEBUG_FMT
"Calling IOC post_reset handler #%d\n",
ioc->alt_ioc->name, cb_idx));
rc += mpt_signal_reset(cb_idx, ioc->alt_ioc, MPT_IOC_POST_RESET);
handlers++;
}
}
/* FIXME? Examine results here? */
}
out:
if ((ret != 0) && irq_allocated) {
free_irq(ioc->pci_irq, ioc);
@ -3938,6 +3904,7 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag)
int count = 0;
u32 diag1val = 0;
MpiFwHeader_t *cached_fw; /* Pointer to FW */
u8 cb_idx;
/* Clear any existing interrupts */
CHIPREG_WRITE32(&ioc->chip->IntStatus, 0);
@ -3956,6 +3923,18 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag)
else
mdelay(1);
/*
* Call each currently registered protocol IOC reset handler
* with pre-reset indication.
* NOTE: If we're doing _IOC_BRINGUP, there can be no
* MptResetHandlers[] registered yet.
*/
for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
if (MptResetHandlers[cb_idx])
(*(MptResetHandlers[cb_idx]))(ioc,
MPT_IOC_PRE_RESET);
}
for (count = 0; count < 60; count ++) {
doorbell = CHIPREG_READ32(&ioc->chip->Doorbell);
doorbell &= MPI_IOC_STATE_MASK;
@ -4052,25 +4031,15 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag)
* NOTE: If we're doing _IOC_BRINGUP, there can be no
* MptResetHandlers[] registered yet.
*/
{
u8 cb_idx;
int r = 0;
for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
if (MptResetHandlers[cb_idx]) {
dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
"Calling IOC pre_reset handler #%d\n",
ioc->name, cb_idx));
r += mpt_signal_reset(cb_idx, ioc, MPT_IOC_PRE_RESET);
if (ioc->alt_ioc) {
dprintk(ioc, printk(MYIOC_s_DEBUG_FMT
"Calling alt-%s pre_reset handler #%d\n",
ioc->name, ioc->alt_ioc->name, cb_idx));
r += mpt_signal_reset(cb_idx, ioc->alt_ioc, MPT_IOC_PRE_RESET);
}
for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
if (MptResetHandlers[cb_idx]) {
mpt_signal_reset(cb_idx,
ioc, MPT_IOC_PRE_RESET);
if (ioc->alt_ioc) {
mpt_signal_reset(cb_idx,
ioc->alt_ioc, MPT_IOC_PRE_RESET);
}
}
/* FIXME? Examine results here? */
}
if (ioc->cached_fw)
@ -6956,7 +6925,7 @@ EXPORT_SYMBOL(mpt_halt_firmware);
int
mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
{
int rc;
int rc;
u8 cb_idx;
unsigned long flags;
unsigned long time_count;
@ -6982,8 +6951,6 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
ioc->alt_ioc->ioc_reset_in_progress = 1;
spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
/* FIXME: If do_ioc_recovery fails, repeat....
*/
/* The SCSI driver needs to adjust timeouts on all current
* commands prior to the diagnostic reset being issued.
@ -7020,6 +6987,15 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag)
}
spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags);
for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) {
if (MptResetHandlers[cb_idx]) {
mpt_signal_reset(cb_idx, ioc, MPT_IOC_POST_RESET);
if (ioc->alt_ioc)
mpt_signal_reset(cb_idx,
ioc->alt_ioc, MPT_IOC_POST_RESET);
}
}
dtmprintk(ioc,
printk(MYIOC_s_DEBUG_FMT
"HardResetHandler: completed (%d seconds): %s\n", ioc->name,