From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751474AbeAWEsc (ORCPT ); Mon, 22 Jan 2018 23:48:32 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:43160 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751299AbeAWEsa (ORCPT ); Mon, 22 Jan 2018 23:48:30 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 6FAA3601A1 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=timur@codeaurora.org Subject: Re: [PATCH v4] net: qcom/emac: extend DMA mask to 46bits To: Wang Dongsheng Cc: hpuranik@codeaurora.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <1516681506-8866-1-git-send-email-dongsheng.wang@hxt-semitech.com> From: Timur Tabi Message-ID: <39c484ba-a1c4-c444-0179-230b755b5e25@codeaurora.org> Date: Mon, 22 Jan 2018 22:48:27 -0600 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 MIME-Version: 1.0 In-Reply-To: <1516681506-8866-1-git-send-email-dongsheng.wang@hxt-semitech.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/22/18 10:25 PM, Wang Dongsheng wrote: > Bit TPD3[31] is used as a timestamp bit if PTP is enabled, but > it's used as an address bit if PTP is disabled. Since PTP isn't > supported by the driver, we can extend the DMA address to 46 bits. > > Signed-off-by: Wang Dongsheng Acked-by: Timur Tabi -- Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.