diff options
author | Alex Shi <alex.shi@linaro.org> | 2018-02-28 12:01:09 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2018-02-28 12:01:09 +0800 |
commit | 6e49b7fa3083c30688b7fff1b37ed891cd1c30af (patch) | |
tree | 3054864f2e58bcd86000567ce99e25753ddc794a /arch/powerpc/include/asm/plpar_wrappers.h | |
parent | 2ba51c6d36ee1b43c1f898c6c48ddf3d33e9ab30 (diff) | |
parent | be42cd02846a611af533103a3f4b6a7d8c592f49 (diff) |
Merge remote-tracking branch 'rt-stable/v4.9-rt' into linux-linaro-lsk-v4.9-rtlsk-v4.9-18.03-rt
Diffstat (limited to 'arch/powerpc/include/asm/plpar_wrappers.h')
-rw-r--r-- | arch/powerpc/include/asm/plpar_wrappers.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/plpar_wrappers.h b/arch/powerpc/include/asm/plpar_wrappers.h index 1b394247afc2..4e53b8570d1f 100644 --- a/arch/powerpc/include/asm/plpar_wrappers.h +++ b/arch/powerpc/include/asm/plpar_wrappers.h @@ -340,4 +340,18 @@ static inline long plapr_set_watchpoint0(unsigned long dawr0, unsigned long dawr return plpar_set_mode(0, H_SET_MODE_RESOURCE_SET_DAWR, dawr0, dawrx0); } +static inline long plpar_get_cpu_characteristics(struct h_cpu_char_result *p) +{ + unsigned long retbuf[PLPAR_HCALL_BUFSIZE]; + long rc; + + rc = plpar_hcall(H_GET_CPU_CHARACTERISTICS, retbuf); + if (rc == H_SUCCESS) { + p->character = retbuf[0]; + p->behaviour = retbuf[1]; + } + + return rc; +} + #endif /* _ASM_POWERPC_PLPAR_WRAPPERS_H */ |