Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751329AbaLOSGd (ORCPT ); Mon, 15 Dec 2014 13:06:33 -0500 Received: from mail-la0-f41.google.com ([209.85.215.41]:39088 "EHLO mail-la0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751132AbaLOSG1 (ORCPT ); Mon, 15 Dec 2014 13:06:27 -0500 From: Aleksey Makarov X-Google-Original-From: Aleksey Makarov To: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org, David Daney , Chandrakala Chavva , Aleksey Makarov , Ralf Baechle Subject: [PATCH 04/14] MIPS: OCTEON: Use correct instruction to read 64-bit COP0 register Date: Mon, 15 Dec 2014 21:03:10 +0300 Message-Id: <1418666603-15159-5-git-send-email-aleksey.makarov@auriga.com> X-Mailer: git-send-email 2.1.3 In-Reply-To: <1418666603-15159-1-git-send-email-aleksey.makarov@auriga.com> References: <1418666603-15159-1-git-send-email-aleksey.makarov@auriga.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chandrakala Chavva Use dmfc0/dmtc0 instructions for reading CvmMemCtl COP0 register, its a 64-bit wide. Signed-off-by: Chandrakala Chavva Signed-off-by: Aleksey Makarov --- arch/mips/kernel/octeon_switch.S | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/mips/kernel/octeon_switch.S b/arch/mips/kernel/octeon_switch.S index 590ca2d..f0a699d 100644 --- a/arch/mips/kernel/octeon_switch.S +++ b/arch/mips/kernel/octeon_switch.S @@ -80,7 +80,7 @@ 1: #if CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE > 0 /* Check if we need to store CVMSEG state */ - mfc0 t0, $11,7 /* CvmMemCtl */ + dmfc0 t0, $11,7 /* CvmMemCtl */ bbit0 t0, 6, 3f /* Is user access enabled? */ /* Store the CVMSEG state */ @@ -104,9 +104,9 @@ .set reorder /* Disable access to CVMSEG */ - mfc0 t0, $11,7 /* CvmMemCtl */ + dmfc0 t0, $11,7 /* CvmMemCtl */ xori t0, t0, 0x40 /* Bit 6 is CVMSEG user enable */ - mtc0 t0, $11,7 /* CvmMemCtl */ + dmtc0 t0, $11,7 /* CvmMemCtl */ #endif 3: -- 2.1.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/