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nexedi
linux
Commits
410f65ef
Commit
410f65ef
authored
Sep 16, 2004
by
Christoph Hellwig
Browse files
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[PATCH] kill useless spinlock wrappers in BusLogic
Signed-off-by:
James Bottomley
<
James.Bottomley@SteelEye.com
>
parent
05b4e3b2
Changes
2
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2 changed files
with
8 additions
and
48 deletions
+8
-48
drivers/scsi/BusLogic.c
drivers/scsi/BusLogic.c
+8
-8
drivers/scsi/BusLogic.h
drivers/scsi/BusLogic.h
+0
-40
No files found.
drivers/scsi/BusLogic.c
View file @
410f65ef
...
...
@@ -2621,7 +2621,7 @@ static irqreturn_t BusLogic_InterruptHandler(int IRQ_Channel, void *DeviceIdenti
/*
Acquire exclusive access to Host Adapter.
*/
BusLogic_AcquireHostAdapterLockIH
(
HostAdapter
,
&
ProcessorFlags
);
spin_lock_irqsave
(
HostAdapter
->
SCSI_Host
->
host_lock
,
ProcessorFlags
);
/*
Handle Interrupts appropriately for each Host Adapter type.
*/
...
...
@@ -2689,7 +2689,7 @@ static irqreturn_t BusLogic_InterruptHandler(int IRQ_Channel, void *DeviceIdenti
/*
Release exclusive access to Host Adapter.
*/
BusLogic_ReleaseHostAdapterLockIH
(
HostAdapter
,
&
ProcessorFlags
);
spin_unlock_irqrestore
(
HostAdapter
->
SCSI_Host
->
host_lock
,
ProcessorFlags
);
return
IRQ_HANDLED
;
}
...
...
@@ -2777,9 +2777,9 @@ static int BusLogic_QueueCommand(struct scsi_cmnd *Command, void (*CompletionRou
*/
CCB
=
BusLogic_AllocateCCB
(
HostAdapter
);
if
(
CCB
==
NULL
)
{
BusLogic_ReleaseHostAdapterLock
(
HostAdapter
);
spin_unlock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
BusLogic_Delay
(
1
);
BusLogic_AcquireHostAdapterLock
(
HostAdapter
);
spin_lock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
CCB
=
BusLogic_AllocateCCB
(
HostAdapter
);
if
(
CCB
==
NULL
)
{
Command
->
result
=
DID_ERROR
<<
16
;
...
...
@@ -2903,10 +2903,10 @@ static int BusLogic_QueueCommand(struct scsi_cmnd *Command, void (*CompletionRou
error as a Host Adapter Hard Reset should be initiated soon.
*/
if
(
!
BusLogic_WriteOutgoingMailbox
(
HostAdapter
,
BusLogic_MailboxStartCommand
,
CCB
))
{
BusLogic_ReleaseHostAdapterLock
(
HostAdapter
);
spin_unlock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
BusLogic_Warning
(
"Unable to write Outgoing Mailbox - "
"Pausing for 1 second
\n
"
,
HostAdapter
);
BusLogic_Delay
(
1
);
BusLogic_AcquireHostAdapterLock
(
HostAdapter
);
spin_lock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
if
(
!
BusLogic_WriteOutgoingMailbox
(
HostAdapter
,
BusLogic_MailboxStartCommand
,
CCB
))
{
BusLogic_Warning
(
"Still unable to write Outgoing Mailbox - "
"Host Adapter Dead?
\n
"
,
HostAdapter
);
BusLogic_DeallocateCCB
(
CCB
);
...
...
@@ -3044,9 +3044,9 @@ static int BusLogic_ResetHostAdapter(struct BusLogic_HostAdapter *HostAdapter, b
*/
if
(
HardReset
)
{
BusLogic_ReleaseHostAdapterLock
(
HostAdapter
);
spin_unlock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
BusLogic_Delay
(
HostAdapter
->
BusSettleTime
);
BusLogic_AcquireHostAdapterLock
(
HostAdapter
);
spin_lock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
}
for
(
TargetID
=
0
;
TargetID
<
HostAdapter
->
MaxTargetDevices
;
TargetID
++
)
{
...
...
drivers/scsi/BusLogic.h
View file @
410f65ef
...
...
@@ -1169,46 +1169,6 @@ struct SCSI_Inquiry {
unsigned
char
ProductRevisionLevel
[
4
];
/* Bytes 32-35 */
};
/*
BusLogic_AcquireHostAdapterLock acquires exclusive access to Host Adapter.
*/
static
inline
void
BusLogic_AcquireHostAdapterLock
(
struct
BusLogic_HostAdapter
*
HostAdapter
)
{
spin_lock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
}
/*
BusLogic_ReleaseHostAdapterLock releases exclusive access to Host Adapter.
*/
static
inline
void
BusLogic_ReleaseHostAdapterLock
(
struct
BusLogic_HostAdapter
*
HostAdapter
)
{
spin_unlock_irq
(
HostAdapter
->
SCSI_Host
->
host_lock
);
}
/*
BusLogic_AcquireHostAdapterLockIH acquires exclusive access to Host Adapter,
but is only called from the interrupt handler.
*/
static
inline
void
BusLogic_AcquireHostAdapterLockIH
(
struct
BusLogic_HostAdapter
*
HostAdapter
,
unsigned
long
*
ProcessorFlags
)
{
spin_lock_irqsave
(
HostAdapter
->
SCSI_Host
->
host_lock
,
*
ProcessorFlags
);
}
/*
BusLogic_ReleaseHostAdapterLockIH releases exclusive access to Host Adapter,
but is only called from the interrupt handler.
*/
static
inline
void
BusLogic_ReleaseHostAdapterLockIH
(
struct
BusLogic_HostAdapter
*
HostAdapter
,
unsigned
long
*
ProcessorFlags
)
{
spin_unlock_irqrestore
(
HostAdapter
->
SCSI_Host
->
host_lock
,
*
ProcessorFlags
);
}
/*
Define functions to provide an abstraction for reading and writing the
...
...
Write
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