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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2016-07-08 16:37:08 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-07-17 16:42:45 +1000 |
| commit | d74361881f0dfe5f9dcac37d1b753a15a2345d8c (patch) | |
| tree | 49713088a40028b016f84e4fb226b855a76b8f8b /arch/powerpc/include/asm/xics.h | |
| parent | 1d607bb3bd60f404d1ceb0d6ebceadf261068422 (diff) | |
| download | talos-obmc-linux-d74361881f0dfe5f9dcac37d1b753a15a2345d8c.tar.gz talos-obmc-linux-d74361881f0dfe5f9dcac37d1b753a15a2345d8c.zip | |
powerpc/xics: Add ICP OPAL backend
This adds a new XICS backend that uses OPAL calls, which can be
used when we don't have native support for the platform interrupt
controller.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/xics.h')
| -rw-r--r-- | arch/powerpc/include/asm/xics.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/xics.h b/arch/powerpc/include/asm/xics.h index 04ef3ae511da..f5f729c11578 100644 --- a/arch/powerpc/include/asm/xics.h +++ b/arch/powerpc/include/asm/xics.h @@ -42,6 +42,12 @@ extern int icp_hv_init(void); static inline int icp_hv_init(void) { return -ENODEV; } #endif +#ifdef CONFIG_PPC_POWERNV +extern int icp_opal_init(void); +#else +static inline int icp_opal_init(void) { return -ENODEV; } +#endif + /* ICP ops */ struct icp_ops { unsigned int (*get_irq)(void); |
