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| author | Michael Ellerman <mpe@ellerman.id.au> | 2015-11-24 13:05:39 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-12-14 20:41:47 +1100 |
| commit | ede8ef3f824ea6e853a5e4b27467f583cdaa314e (patch) | |
| tree | 39237f6a1e7c5ff66bc6e0f216c789ee6f2cb2ac /tools | |
| parent | fcb45ec074725baeb3aaa1b1854b9f44c3eebacf (diff) | |
| download | op-kernel-dev-ede8ef3f824ea6e853a5e4b27467f583cdaa314e.zip op-kernel-dev-ede8ef3f824ea6e853a5e4b27467f583cdaa314e.tar.gz | |
selftests/powerpc: Add have_hwcap2() helper
We already do this twice and want to add another so add a helper.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/powerpc/pmu/ebb/ebb.c | 3 | ||||
| -rw-r--r-- | tools/testing/selftests/powerpc/tm/tm-syscall.c | 3 | ||||
| -rw-r--r-- | tools/testing/selftests/powerpc/utils.h | 6 |
3 files changed, 8 insertions, 4 deletions
diff --git a/tools/testing/selftests/powerpc/pmu/ebb/ebb.c b/tools/testing/selftests/powerpc/pmu/ebb/ebb.c index 9729d9f..e67452f 100644 --- a/tools/testing/selftests/powerpc/pmu/ebb/ebb.c +++ b/tools/testing/selftests/powerpc/pmu/ebb/ebb.c @@ -13,7 +13,6 @@ #include <stdlib.h> #include <string.h> #include <sys/ioctl.h> -#include <linux/auxvec.h> #include "trace.h" #include "reg.h" @@ -324,7 +323,7 @@ bool ebb_is_supported(void) { #ifdef PPC_FEATURE2_EBB /* EBB requires at least POWER8 */ - return ((long)get_auxv_entry(AT_HWCAP2) & PPC_FEATURE2_EBB); + return have_hwcap2(PPC_FEATURE2_EBB); #else return false; #endif diff --git a/tools/testing/selftests/powerpc/tm/tm-syscall.c b/tools/testing/selftests/powerpc/tm/tm-syscall.c index e835bf7..d7256b7 100644 --- a/tools/testing/selftests/powerpc/tm/tm-syscall.c +++ b/tools/testing/selftests/powerpc/tm/tm-syscall.c @@ -14,7 +14,6 @@ #include <sys/syscall.h> #include <asm/tm.h> #include <asm/cputable.h> -#include <linux/auxvec.h> #include <sys/time.h> #include <stdlib.h> @@ -80,7 +79,7 @@ pid_t getppid_tm(bool suspend) static inline bool have_htm_nosc(void) { #ifdef PPC_FEATURE2_HTM_NOSC - return ((long)get_auxv_entry(AT_HWCAP2) & PPC_FEATURE2_HTM_NOSC); + return have_hwcap2(PPC_FEATURE2_HTM_NOSC); #else printf("PPC_FEATURE2_HTM_NOSC not defined, can't check AT_HWCAP2\n"); return false; diff --git a/tools/testing/selftests/powerpc/utils.h b/tools/testing/selftests/powerpc/utils.h index b7d4108..fbf2bf5 100644 --- a/tools/testing/selftests/powerpc/utils.h +++ b/tools/testing/selftests/powerpc/utils.h @@ -8,6 +8,7 @@ #include <stdint.h> #include <stdbool.h> +#include <linux/auxvec.h> /* Avoid headaches with PRI?64 - just use %ll? always */ typedef unsigned long long u64; @@ -22,6 +23,11 @@ typedef uint8_t u8; int test_harness(int (test_function)(void), char *name); extern void *get_auxv_entry(int type); +static inline bool have_hwcap2(unsigned long ftr2) +{ + return ((unsigned long)get_auxv_entry(AT_HWCAP2) & ftr2) == ftr2; +} + /* Yes, this is evil */ #define FAIL_IF(x) \ do { \ |
