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Diffstat (limited to 'arch/ppc64/kernel/ItLpQueue.c')
-rw-r--r--arch/ppc64/kernel/ItLpQueue.c46
1 files changed, 23 insertions, 23 deletions
diff --git a/arch/ppc64/kernel/ItLpQueue.c b/arch/ppc64/kernel/ItLpQueue.c
index 61be23ed5004..35f6deac0b99 100644
--- a/arch/ppc64/kernel/ItLpQueue.c
+++ b/arch/ppc64/kernel/ItLpQueue.c
@@ -17,10 +17,10 @@
#include <asm/iSeries/HvLpEvent.h>
#include <asm/iSeries/HvCallEvent.h>
-static __inline__ int set_inUse( struct ItLpQueue * lpQueue )
+static __inline__ int set_inUse(void)
{
int t;
- u32 * inUseP = &(lpQueue->xInUseWord);
+ u32 * inUseP = &xItLpQueue.xInUseWord;
__asm__ __volatile__("\n\
1: lwarx %0,0,%2 \n\
@@ -31,37 +31,37 @@ static __inline__ int set_inUse( struct ItLpQueue * lpQueue )
stwcx. %0,0,%2 \n\
bne- 1b \n\
2: eieio"
- : "=&r" (t), "=m" (lpQueue->xInUseWord)
- : "r" (inUseP), "m" (lpQueue->xInUseWord)
+ : "=&r" (t), "=m" (xItLpQueue.xInUseWord)
+ : "r" (inUseP), "m" (xItLpQueue.xInUseWord)
: "cc");
return t;
}
-static __inline__ void clear_inUse( struct ItLpQueue * lpQueue )
+static __inline__ void clear_inUse(void)
{
- lpQueue->xInUseWord = 0;
+ xItLpQueue.xInUseWord = 0;
}
/* Array of LpEvent handler functions */
extern LpEventHandler lpEventHandler[HvLpEvent_Type_NumTypes];
unsigned long ItLpQueueInProcess = 0;
-struct HvLpEvent * ItLpQueue_getNextLpEvent( struct ItLpQueue * lpQueue )
+struct HvLpEvent * ItLpQueue_getNextLpEvent(void)
{
struct HvLpEvent * nextLpEvent =
- (struct HvLpEvent *)lpQueue->xSlicCurEventPtr;
+ (struct HvLpEvent *)xItLpQueue.xSlicCurEventPtr;
if ( nextLpEvent->xFlags.xValid ) {
/* rmb() needed only for weakly consistent machines (regatta) */
rmb();
/* Set pointer to next potential event */
- lpQueue->xSlicCurEventPtr += ((nextLpEvent->xSizeMinus1 +
+ xItLpQueue.xSlicCurEventPtr += ((nextLpEvent->xSizeMinus1 +
LpEventAlign ) /
LpEventAlign ) *
LpEventAlign;
/* Wrap to beginning if no room at end */
- if (lpQueue->xSlicCurEventPtr > lpQueue->xSlicLastValidEventPtr)
- lpQueue->xSlicCurEventPtr = lpQueue->xSlicEventStackPtr;
+ if (xItLpQueue.xSlicCurEventPtr > xItLpQueue.xSlicLastValidEventPtr)
+ xItLpQueue.xSlicCurEventPtr = xItLpQueue.xSlicEventStackPtr;
}
else
nextLpEvent = NULL;
@@ -71,15 +71,15 @@ struct HvLpEvent * ItLpQueue_getNextLpEvent( struct ItLpQueue * lpQueue )
static unsigned long spread_lpevents = NR_CPUS;
-int ItLpQueue_isLpIntPending( struct ItLpQueue * lpQueue )
+int ItLpQueue_isLpIntPending(void)
{
struct HvLpEvent *next_event;
if (smp_processor_id() >= spread_lpevents)
return 0;
- next_event = (struct HvLpEvent *)lpQueue->xSlicCurEventPtr;
- return next_event->xFlags.xValid | lpQueue->xPlicOverflowIntPending;
+ next_event = (struct HvLpEvent *)xItLpQueue.xSlicCurEventPtr;
+ return next_event->xFlags.xValid | xItLpQueue.xPlicOverflowIntPending;
}
void ItLpQueue_clearValid( struct HvLpEvent * event )
@@ -104,13 +104,13 @@ void ItLpQueue_clearValid( struct HvLpEvent * event )
event->xFlags.xValid = 0;
}
-unsigned ItLpQueue_process( struct ItLpQueue * lpQueue, struct pt_regs *regs )
+unsigned ItLpQueue_process(struct pt_regs *regs)
{
unsigned numIntsProcessed = 0;
struct HvLpEvent * nextLpEvent;
/* If we have recursed, just return */
- if ( !set_inUse( lpQueue ) )
+ if ( !set_inUse() )
return 0;
if (ItLpQueueInProcess == 0)
@@ -119,13 +119,13 @@ unsigned ItLpQueue_process( struct ItLpQueue * lpQueue, struct pt_regs *regs )
BUG();
for (;;) {
- nextLpEvent = ItLpQueue_getNextLpEvent( lpQueue );
+ nextLpEvent = ItLpQueue_getNextLpEvent();
if ( nextLpEvent ) {
/* Count events to return to caller
- * and count processed events in lpQueue
+ * and count processed events in xItLpQueue
*/
++numIntsProcessed;
- lpQueue->xLpIntCount++;
+ xItLpQueue.xLpIntCount++;
/* Call appropriate handler here, passing
* a pointer to the LpEvent. The handler
* must make a copy of the LpEvent if it
@@ -140,7 +140,7 @@ unsigned ItLpQueue_process( struct ItLpQueue * lpQueue, struct pt_regs *regs )
* here!
*/
if ( nextLpEvent->xType < HvLpEvent_Type_NumTypes )
- lpQueue->xLpIntCountByType[nextLpEvent->xType]++;
+ xItLpQueue.xLpIntCountByType[nextLpEvent->xType]++;
if ( nextLpEvent->xType < HvLpEvent_Type_NumTypes &&
lpEventHandler[nextLpEvent->xType] )
lpEventHandler[nextLpEvent->xType](nextLpEvent, regs);
@@ -148,19 +148,19 @@ unsigned ItLpQueue_process( struct ItLpQueue * lpQueue, struct pt_regs *regs )
printk(KERN_INFO "Unexpected Lp Event type=%d\n", nextLpEvent->xType );
ItLpQueue_clearValid( nextLpEvent );
- } else if ( lpQueue->xPlicOverflowIntPending )
+ } else if ( xItLpQueue.xPlicOverflowIntPending )
/*
* No more valid events. If overflow events are
* pending process them
*/
- HvCallEvent_getOverflowLpEvents( lpQueue->xIndex);
+ HvCallEvent_getOverflowLpEvents( xItLpQueue.xIndex);
else
break;
}
ItLpQueueInProcess = 0;
mb();
- clear_inUse( lpQueue );
+ clear_inUse();
get_paca()->lpevent_count += numIntsProcessed;
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