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| author | Paul Burton <paul.burton@imgtec.com> | 2015-07-27 12:58:24 -0700 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2015-09-03 12:07:59 +0200 |
| commit | 4c0630346e2fcfe68eac8fa31d38daf04570e671 (patch) | |
| tree | 844194f616b2378ae79760e19ef95620fedb7032 /arch/mips | |
| parent | e14f1db7a61f016d74393ca9e8fc49a91d27f603 (diff) | |
| download | linux-4c0630346e2fcfe68eac8fa31d38daf04570e671.tar.bz2 | |
MIPS: Advertise MIPSr6 via HWCAP when appropriate
When running on a CPU implementing the release 6 of the MIPS32 or MIPS64
ISA, advertise that to userland via the appropriate HWCAP bit.
Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Matthew Fortune <matthew.fortune@imgtec.com>
Cc: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
Cc: Maciej W. Rozycki <macro@linux-mips.org>
Cc: linux-kernel@vger.kernel.org
Cc: Huacai Chen <chenhc@lemote.com>
Cc: Markos Chandras <markos.chandras@imgtec.com>
Patchwork: https://patchwork.linux-mips.org/patch/10798/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/kernel/cpu-probe.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index b6c1feed8b7b..380a14b8772e 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -1524,6 +1524,9 @@ void cpu_probe(void) else c->srsets = 1; + if (cpu_has_mips_r6) + elf_hwcap |= HWCAP_MIPS_R6; + if (cpu_has_msa) { c->msa_id = cpu_get_msa_id(); WARN(c->msa_id & MSA_IR_WRPF, |