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author | David S. Miller <davem@davemloft.net> | 2008-03-26 00:37:51 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-03-26 00:37:51 -0700 |
commit | d91aa123b4b96e57680a39fb9dfd9722f8df3c7e (patch) | |
tree | 05bfc21a4c0b978ddf61ab0453274565036291e8 /arch | |
parent | 6c830fefcc2e9d20f0a6c6aff43c8d333da2ea46 (diff) | |
download | linux-stable-d91aa123b4b96e57680a39fb9dfd9722f8df3c7e.tar.gz linux-stable-d91aa123b4b96e57680a39fb9dfd9722f8df3c7e.tar.bz2 linux-stable-d91aa123b4b96e57680a39fb9dfd9722f8df3c7e.zip |
[SPARC64]: Fix sparse warnings in arch/sparc64/kernel/irq.c
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/sparc64/kernel/entry.h | 27 | ||||
-rw-r--r-- | arch/sparc64/kernel/irq.c | 21 |
2 files changed, 29 insertions, 19 deletions
diff --git a/arch/sparc64/kernel/entry.h b/arch/sparc64/kernel/entry.h index a5084d6821ba..e66d94c7caff 100644 --- a/arch/sparc64/kernel/entry.h +++ b/arch/sparc64/kernel/entry.h @@ -153,4 +153,31 @@ struct cheetah_err_info { */ extern struct cheetah_err_info *cheetah_error_log; +/* UPA nodes send interrupt packet to UltraSparc with first data reg + * value low 5 (7 on Starfire) bits holding the IRQ identifier being + * delivered. We must translate this into a non-vector IRQ so we can + * set the softint on this cpu. + * + * To make processing these packets efficient and race free we use + * an array of irq buckets below. The interrupt vector handler in + * entry.S feeds incoming packets into per-cpu pil-indexed lists. + * + * If you make changes to ino_bucket, please update hand coded assembler + * of the vectored interrupt trap handler(s) in entry.S and sun4v_ivec.S + */ +struct ino_bucket { +/*0x00*/unsigned long __irq_chain_pa; + + /* Virtual interrupt number assigned to this INO. */ +/*0x08*/unsigned int __virt_irq; +/*0x0c*/unsigned int __pad; +}; + +extern struct ino_bucket *ivector_table; +extern unsigned long ivector_table_pa; + +extern void handler_irq(int irq, struct pt_regs *regs); +extern void init_irqwork_curcpu(void); +extern void __cpuinit sun4v_register_mondo_queues(int this_cpu); + #endif /* _ENTRY_H */ diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index 5ec06c8c7fea..eb88bd6e674e 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -44,27 +44,10 @@ #include <asm/hypervisor.h> #include <asm/cacheflush.h> -/* UPA nodes send interrupt packet to UltraSparc with first data reg - * value low 5 (7 on Starfire) bits holding the IRQ identifier being - * delivered. We must translate this into a non-vector IRQ so we can - * set the softint on this cpu. - * - * To make processing these packets efficient and race free we use - * an array of irq buckets below. The interrupt vector handler in - * entry.S feeds incoming packets into per-cpu pil-indexed lists. - * - * If you make changes to ino_bucket, please update hand coded assembler - * of the vectored interrupt trap handler(s) in entry.S and sun4v_ivec.S - */ -struct ino_bucket { -/*0x00*/unsigned long __irq_chain_pa; - - /* Virtual interrupt number assigned to this INO. */ -/*0x08*/unsigned int __virt_irq; -/*0x0c*/unsigned int __pad; -}; +#include "entry.h" #define NUM_IVECS (IMAP_INR + 1) + struct ino_bucket *ivector_table; unsigned long ivector_table_pa; |