From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8A613C43458 for ; Thu, 2 Jul 2026 10:47:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=EeGQ1SvfBAvpWVBjMHuiNgvp8H9HzyN/6qz4mJMwAbs=; b=P31imrkE5xxIL+GETb4K2oYTQV /TMlk7kTpd3jgXhG7Y1ahGJBxf0fCCXCgJBCANr8iKETIcSA9dMxfMVNE1UU8/iNrs5N9LRPYFTKw 9Kii+2MT3wpPgKD+C22IGzmga2fcUO64wCQiPeVbYB3McmoxzMJLJONZ3UwGafPfwJhKk+O/4h25f itT15J4IllLqgli3YKQgS3AZqDt3v8q3UGaA3sCjJiHS7mkdNs9RKqCFjT2OjLUnuMDpxpHTT1bbp n7pO3YCjz0ePy9q5ldj052thJMXODSEE503f3iCy02yyXxLvcqo7aumDMMFMf2nvQ/Q9ET00h8IXL BZGnzBtw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfEwp-00000004DNS-1o76; Thu, 02 Jul 2026 10:47:11 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfEwn-00000004DMv-1mP5 for linux-arm-kernel@lists.infradead.org; Thu, 02 Jul 2026 10:47:10 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E17FD359D; Thu, 2 Jul 2026 03:47:03 -0700 (PDT) Received: from J2N7QTR9R3 (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id AFCC73F905; Thu, 2 Jul 2026 03:47:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1782989228; bh=oJKoNavg0JVxJbLt0HN3PVf8W61ExetBHTFOSEEZlXc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Nxizj05OzNCOPrF2vDD88XV9HOhYmOfF/UqKyxsu6cO7/1Co/EgfZ6Fec/O5w8Lte nf3fvE8IclU+bHqBfQTEhtDhiIXRHw6KK6AKx10lMTGL8DY3+u8uoAeHvile4DsczI tlzunPwRlGlxRe5zWeiQw6QjWAIrdhAEddjZY/rY= Date: Thu, 2 Jul 2026 11:47:04 +0100 From: Mark Rutland To: Linu Cherian Cc: Catalin Marinas , Will Deacon , Ryan Roberts , Kevin Brodsky , Anshuman Khandual , Suzuki K Poulose , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 5/5] arm64: cpufeature: Extend bbml3 support list Message-ID: References: <20260701094131.677636-1-linu.cherian@arm.com> <20260701094131.677636-6-linu.cherian@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260701094131.677636-6-linu.cherian@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260702_034709_509666_08DA55FB X-CRM114-Status: GOOD ( 12.40 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jul 01, 2026 at 03:11:31PM +0530, Linu Cherian wrote: > Add below cpus to the midr list, which supports > BBML3 but don't advertise through MMFR2 ID. > > Cortex A520(AE) > Cortex A715 > Cortex A720(AE) > Cortex A725 > Neoverse N3 > C1-Nano > C1-Pro > C1-Ultra > C1-Premium > > Signed-off-by: Linu Cherian > --- > arch/arm64/kernel/cpufeature.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c > index d754b1b7da77..9b806c1c60aa 100644 > --- a/arch/arm64/kernel/cpufeature.c > +++ b/arch/arm64/kernel/cpufeature.c > @@ -2142,6 +2142,15 @@ bool cpu_supports_bbml3(void) > MIDR_ALL_VERSIONS(MIDR_NVIDIA_OLYMPUS), > MIDR_ALL_VERSIONS(MIDR_AMPERE1), > MIDR_ALL_VERSIONS(MIDR_AMPERE1A), > + MIDR_ALL_VERSIONS(MIDR_CORTEX_A520AE), > + MIDR_ALL_VERSIONS(MIDR_CORTEX_A715), > + MIDR_ALL_VERSIONS(MIDR_CORTEX_A720AE), > + MIDR_ALL_VERSIONS(MIDR_CORTEX_A725), > + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N3), > + MIDR_ALL_VERSIONS(MIDR_C1_NANO), > + MIDR_ALL_VERSIONS(MIDR_C1_PRO), > + MIDR_REV_RANGE(MIDR_C1_ULTRA, 1, 1, 0xf), > + MIDR_REV_RANGE(MIDR_C1_PREMIUM, 1, 1, 0xf), Why do these two have a range? The commit message didn't mention this. Mark.