Title: [9804] trunk/arch/blackfin/mach-common/ints-priority.c: Blackfin: ints-priority: clean up some local vars
- Revision
- 9804
- Author
- vapier
- Date
- 2011-03-30 01:12:10 -0400 (Wed, 30 Mar 2011)
Log Message
Blackfin: ints-priority: clean up some local vars
The local ivg structs need not be exported, so mark them as static.
Further, the "num_spurious" variable is only incremented and never
actually read anywhere, so punt it.
Modified Paths
Diff
Modified: trunk/arch/blackfin/mach-common/ints-priority.c (9803 => 9804)
--- trunk/arch/blackfin/mach-common/ints-priority.c 2011-03-29 09:10:46 UTC (rev 9803)
+++ trunk/arch/blackfin/mach-common/ints-priority.c 2011-03-30 05:12:10 UTC (rev 9804)
@@ -63,22 +63,19 @@
EXPORT_SYMBOL(bfin_irq_flags);
#endif
-/* The number of spurious interrupts */
-atomic_t num_spurious;
-
#ifdef CONFIG_PM
unsigned long bfin_sic_iwr[3]; /* Up to 3 SIC_IWRx registers */
unsigned vr_wakeup;
#endif
-struct ivgx {
+static struct ivgx {
/* irq number for request_irq, available in mach-bf5xx/irq.h */
unsigned int irqno;
/* corresponding bit in the SIC_ISR register */
unsigned int isrflag;
} ivg_table[NR_PERI_INTS];
-struct ivg_slice {
+static struct ivg_slice {
/* position of first irq in ivg_table for given ivg */
struct ivgx *ifirst;
struct ivgx *istop;
@@ -1333,10 +1330,8 @@
sic_status[2] = bfin_read_SIC_ISR2() & bfin_read_SIC_IMASK2();
# endif
for (;; ivg++) {
- if (ivg >= ivg_stop) {
- atomic_inc(&num_spurious);
+ if (ivg >= ivg_stop)
return;
- }
if (sic_status[(ivg->irqno - IVG7) / 32] & ivg->isrflag)
break;
}
@@ -1346,10 +1341,9 @@
sic_status = bfin_read_SIC_IMASK() & bfin_read_SIC_ISR();
for (;; ivg++) {
- if (ivg >= ivg_stop) {
- atomic_inc(&num_spurious);
+ if (ivg >= ivg_stop)
return;
- } else if (sic_status & ivg->isrflag)
+ if (sic_status & ivg->isrflag)
break;
}
#endif
@@ -1405,10 +1399,8 @@
sic_status[2] = bfin_read_SIC_ISR2() & bfin_read_SIC_IMASK2();
# endif
for (;; ivg++) {
- if (ivg >= ivg_stop) {
- atomic_inc(&num_spurious);
+ if (ivg >= ivg_stop)
return 0;
- }
if (sic_status[(ivg->irqno - IVG7) / 32] & ivg->isrflag)
break;
}
@@ -1418,10 +1410,9 @@
sic_status = bfin_read_SIC_IMASK() & bfin_read_SIC_ISR();
for (;; ivg++) {
- if (ivg >= ivg_stop) {
- atomic_inc(&num_spurious);
+ if (ivg >= ivg_stop)
return 0;
- } else if (sic_status & ivg->isrflag)
+ if (sic_status & ivg->isrflag)
break;
}
#endif
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