From 4c0630346e2fcfe68eac8fa31d38daf04570e671 Mon Sep 17 00:00:00 2001 From: Paul Burton <paul.burton@imgtec.com> Date: Mon, 27 Jul 2015 12:58:24 -0700 Subject: [PATCH] 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> --- arch/mips/kernel/cpu-probe.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index b6c1feed8b7b6..380a14b8772ea 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, -- 2.30.2