From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752042AbaHMTlA (ORCPT ); Wed, 13 Aug 2014 15:41:00 -0400 Received: from mail-pd0-f169.google.com ([209.85.192.169]:62426 "EHLO mail-pd0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750803AbaHMTk7 (ORCPT ); Wed, 13 Aug 2014 15:40:59 -0400 Date: Wed, 13 Aug 2014 12:40:47 -0700 From: Brian Norris To: Gregory Fong Cc: linux-arm-kernel@lists.infradead.org, Russell King , Will Deacon , Matt Porter , Christian Daudt , Mark Rutland , Florian Fainelli , Marc Carino , Kevin Cernekee , Linux Kernel Subject: [PATCH] ARM: drop ISAR0 workaround for B15 Message-ID: <20140813194047.GA18411@ld-irv-0074> References: <1407797053-12544-1-git-send-email-gregory.0xf0@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1407797053-12544-1-git-send-email-gregory.0xf0@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Brahma-B15's ISAR0 correcty advertises UDIV/SDIV support in both ARM and Thumb2 modes (CPUID_EXT_ISAR0=02101110), so we don't need to manually apply this hwcap. The code in question actually predates the following commit, which made our hwcaps unnecessary: commit 8164f7af88d9ad3a757bd14f634b23997ee77f6b Author: Stephen Boyd Date: Mon Mar 18 19:44:15 2013 +0100 ARM: 7680/1: Detect support for SDIV/UDIV from ISAR0 register Signed-off-by: Brian Norris Cc: Will Deacon Cc: Mark Rutland --- Supersedes Gregory's previous patch. This addresses some very old review comments from Mark and Will: http://lists.infradead.org/pipermail/linux-arm-kernel/2014-January/225895.html http://lists.infradead.org/pipermail/linux-arm-kernel/2014-January/227916.html arch/arm/mm/proc-v7.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index b5d67db20897..b3a947863ac7 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -570,7 +570,7 @@ __v7_ca15mp_proc_info: __v7_b15mp_proc_info: .long 0x420f00f0 .long 0xff0ffff0 - __v7_proc __v7_b15mp_setup, hwcaps = HWCAP_IDIV + __v7_proc __v7_b15mp_setup .size __v7_b15mp_proc_info, . - __v7_b15mp_proc_info /* -- 1.9.1