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| author | Michael Ellerman <michael@ellerman.id.au> | 2009-04-22 15:31:38 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-05-21 15:43:59 +1000 |
| commit | 9b647a30cbc228259555d6b0b6bc7d9ec798f907 (patch) | |
| tree | 6889e53ac5acbf1d0c6b54d5f7c9fbf4a8602081 /arch/powerpc/include | |
| parent | d7cb10d6d23f451eec3d1f0f4e4e8862333fa152 (diff) | |
| download | blackbird-op-linux-9b647a30cbc228259555d6b0b6bc7d9ec798f907.tar.gz blackbird-op-linux-9b647a30cbc228259555d6b0b6bc7d9ec798f907.zip | |
powerpc/irq: Move get_irq() comment into header
The guts of do_IRQ() isn't really the right place to be documenting
the ppc_md.get_irq() interface. So move the comment into machdep.h
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/machdep.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index 0efdb1dfdc5f..11d1fc3a8962 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -110,6 +110,10 @@ struct machdep_calls { void (*show_percpuinfo)(struct seq_file *m, int i); void (*init_IRQ)(void); + + /* Return an irq, or NO_IRQ to indicate there are none pending. + * If for some reason there is no irq, but the interrupt + * shouldn't be counted as spurious, return NO_IRQ_IGNORE. */ unsigned int (*get_irq)(void); #ifdef CONFIG_KEXEC void (*kexec_cpu_down)(int crash_shutdown, int secondary); |
