diff options
author | Ralf Baechle <ralf@linux-mips.org> | 2012-07-06 23:56:00 +0200 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2012-07-06 23:56:00 +0200 |
commit | c6a4ebb9ae30ead7684bce623955f74b17df496d (patch) | |
tree | 992e6ada977446489b2b4e0ab4f20120f0070e6c /arch/mips | |
parent | b876c1a0bcfe68a5eaf03f325cb2a09822bf11f2 (diff) |
MIPS: Provide a symbol for the legacy performance counter interrupt.
Based on https://patchwork.linux-mips.org/patch/3576 - but this really
deserves its own patchset and the symbol should also be used :)
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r-- | arch/mips/include/asm/irq.h | 1 | ||||
-rw-r--r-- | arch/mips/kernel/traps.c | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h index fb698dc09bc..78dbb8a86da 100644 --- a/arch/mips/include/asm/irq.h +++ b/arch/mips/include/asm/irq.h @@ -136,6 +136,7 @@ extern void free_irqno(unsigned int irq); * IE7. Since R2 their number has to be read from the c0_intctl register. */ #define CP0_LEGACY_COMPARE_IRQ 7 +#define CP0_LEGACY_PERFCNT_IRQ 7 extern int cp0_compare_irq; extern int cp0_compare_irq_shift; diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 2d0c2a277f5..f985b7292cd 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -1597,7 +1597,7 @@ void __cpuinit per_cpu_trap_init(bool is_boot_cpu) cp0_perfcount_irq = -1; } else { cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ; - cp0_compare_irq_shift = cp0_compare_irq; + cp0_compare_irq_shift = CP0_LEGACY_PERFCNT_IRQ; cp0_perfcount_irq = -1; } |