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| author | James Morris <jmorris@namei.org> | 2011-11-16 12:39:48 +1100 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2011-11-16 12:39:48 +1100 |
| commit | 24942c8e5cc8696064ee207ff29d4cf21f70dafc (patch) | |
| tree | 08a8221eb72ec3da7746d7d76f6f5915ce77cde7 /arch/x86/include/asm/intel_scu_ipc.h | |
| parent | e163bc8e4a0cd1cdffadb58253f7651201722d56 (diff) | |
| parent | ff0ff78068dd8a962358dbbdafa9d6f24540d3e5 (diff) | |
| download | linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.tar.gz linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.tar.bz2 linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.zip | |
Merge branch 'master'; commit 'v3.2-rc2' into next
Diffstat (limited to 'arch/x86/include/asm/intel_scu_ipc.h')
| -rw-r--r-- | arch/x86/include/asm/intel_scu_ipc.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/x86/include/asm/intel_scu_ipc.h b/arch/x86/include/asm/intel_scu_ipc.h index 29f66793cc55..4420993acc47 100644 --- a/arch/x86/include/asm/intel_scu_ipc.h +++ b/arch/x86/include/asm/intel_scu_ipc.h @@ -1,6 +1,8 @@ #ifndef _ASM_X86_INTEL_SCU_IPC_H_ #define _ASM_X86_INTEL_SCU_IPC_H_ +#include <linux/notifier.h> + #define IPCMSG_VRTC 0xFA /* Set vRTC device */ /* Command id associated with message IPCMSG_VRTC */ @@ -44,4 +46,24 @@ int intel_scu_ipc_i2c_cntrl(u32 addr, u32 *data); /* Update FW version */ int intel_scu_ipc_fw_update(u8 *buffer, u32 length); +extern struct blocking_notifier_head intel_scu_notifier; + +static inline void intel_scu_notifier_add(struct notifier_block *nb) +{ + blocking_notifier_chain_register(&intel_scu_notifier, nb); +} + +static inline void intel_scu_notifier_remove(struct notifier_block *nb) +{ + blocking_notifier_chain_unregister(&intel_scu_notifier, nb); +} + +static inline int intel_scu_notifier_post(unsigned long v, void *p) +{ + return blocking_notifier_call_chain(&intel_scu_notifier, v, p); +} + +#define SCU_AVAILABLE 1 +#define SCU_DOWN 2 + #endif |