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Message-ID: <1438027107-24420-15-git-send-email-paul.burton@imgtec.com>
Date: Mon, 27 Jul 2015 12:58:25 -0700
From: Paul Burton <paul.burton@...tec.com>
To: <linux-mips@...ux-mips.org>
CC: Guenter Roeck <linux@...ck-us.net>,
Matthew Fortune <matthew.fortune@...tec.com>,
Paul Burton <paul.burton@...tec.com>,
"Leonid Yegoshin" <Leonid.Yegoshin@...tec.com>,
"Maciej W. Rozycki" <macro@...ux-mips.org>,
<linux-kernel@...r.kernel.org>, Huacai Chen <chenhc@...ote.com>,
Markos Chandras <markos.chandras@...tec.com>,
"Ralf Baechle" <ralf@...ux-mips.org>
Subject: [PATCH v2 14/16] MIPS: advertise MSA support via HWCAP when present
If MSA is supported by both the hardware & the kernel then advertise
that support to userland via the AT_HWCAP aux vector.
Signed-off-by: Paul Burton <paul.burton@...tec.com>
---
Changes in v2: None
arch/mips/kernel/cpu-probe.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 168a5d3..15e9efc 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -1496,6 +1496,7 @@ void cpu_probe(void)
c->msa_id = cpu_get_msa_id();
WARN(c->msa_id & MSA_IR_WRPF,
"Vector register partitioning unimplemented!");
+ elf_hwcap |= HWCAP_MIPS_MSA;
}
cpu_probe_vmbits(c);
--
2.4.6
--
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