From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755053AbcAYEO1 (ORCPT ); Sun, 24 Jan 2016 23:14:27 -0500 Received: from mailout3.samsung.com ([203.254.224.33]:48536 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753558AbcAYEO0 (ORCPT ); Sun, 24 Jan 2016 23:14:26 -0500 X-AuditID: cbfee68f-f793a6d000001364-f5-56a5a11f38a5 Message-id: <56A5A11A.5030103@samsung.com> Date: Mon, 25 Jan 2016 13:14:18 +0900 From: Jaehoon Chung User-Agent: Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-version: 1.0 To: Shawn Lin , Ulf Hansson Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mmc: dw_mmc: remove repetitive clear interrupt References: <1453684420-1860-1-git-send-email-shawn.lin@rock-chips.com> In-reply-to: <1453684420-1860-1-git-send-email-shawn.lin@rock-chips.com> Content-type: text/plain; charset=windows-1252 Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmphkeLIzCtJLcpLzFFi42JZI2JSrCu/cGmYwfSXhhaXd81hszjyv5/R 4s6T9awWx9eGO7B43Lm2h83j76z9LB6fN8kFMEdx2aSk5mSWpRbp2yVwZSxbXlAwj71i8oVd rA2Mj1m7GDk5JARMJOZOmsMEYYtJXLi3ng3EFhJYwShx7qR7FyMHWM3q1UJdjFxA4VmMEh+3 LWaHcB4wSsz58RusmVdAS+LhrM/sIDaLgKrE9t+dLCA2m4COxPZvx8FqRAXCJB6s28sKUS8o 8WPyPbAaEQE/ia07toItZhawlvj5oxWsRljAWWLV2rPMIEcICbhLTG7XBglzCnhIvNp2ESzM LKAncf+iFkSnvMTmNW+ZQU6TEFjHLrH88lVmiHMEJL5NPsQC8YusxKYDzBDvSkocXHGDZQKj 2CwkB81CmDoLydQFjMyrGEVTC5ILipPSi4z1ihNzi0vz0vWS83M3MQIj5/S/Z/07GO8esD7E KMDBqMTDa6G2NEyINbGsuDL3EKMp0BETmaVEk/OB8ZlXEm9obGZkYWpiamxkbmmmJM67UOpn sJBAemJJanZqakFqUXxRaU5q8SFGJg5OqQZGnr1mT681q9yoNk95dzzhe/1V/6VL3Q6ksEht 2sEU/JhRTH3dvj1clSe8/0w5YX/l4dWvk4ObZ0orfGSSkdVJTJxRUTcxv+TqRME9L63399XP eGF05MTsbkXPp27a8645CL/ke36N2XdTcsSK6XreBnvsFjU2LmzkkhZ7siAwXsdyY/jUXSbM SizFGYmGWsxFxYkABVoURJcCAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrEIsWRmVeSWpSXmKPExsVy+t9jQV35hUvDDPZv0rW4vGsOm8WR//2M FneerGe1OL423IHF4861PWwef2ftZ/H4vEkugDmqgdEmIzUxJbVIITUvOT8lMy/dVsk7ON45 3tTMwFDX0NLCXEkhLzE31VbJxSdA1y0zB2ibkkJZYk4pUCggsbhYSd8O04TQEDddC5jGCF3f kCC4HiMDNJCwhjFj2fKCgnnsFZMv7GJtYHzM2sXIwSEhYCKxerVQFyMnkCkmceHeerYuRi4O IYFZjBIfty1mh3AeMErM+fGbCaSKV0BL4uGsz+wgNouAqsT2350sIDabgI7E9m/HwWpEBcIk HqzbywpRLyjxY/I9sBoRAT+JrTu2soHYzALWEj9/tILVCAs4S6xae5YZ5CAhAXeJye3aIGFO AQ+JV9sugoWZBfQk7l/UguiUl9i85i3zBEagIxEWzEKomoWkagEj8ypGidSC5ILipPRco7zU cr3ixNzi0rx0veT83E2M4Ph8Jr2D8fAu90OMAhyMSjy8FmpLw4RYE8uKK3MPMUpwMCuJ8DbO BQrxpiRWVqUW5ccXleakFh9iNAWGwERmKdHkfGDqyCuJNzQ2MTOyNDI3tDAyNlcS5913KTJM SCA9sSQ1OzW1ILUIpo+Jg1OqgXFR1h2vm7XZH2fzz2mQrGOMDfdw5pjwZ1V3el5UtuCf1B5e Xs5dqaeSfNglS3LebLwTUlZ6mHOD3Ywgjp1b2ORsDW62th3elxobvmLzt6WJUU9vrrl9fl9g qNsNVZ6jj60Enl/YVKWeExps13imScZ3r358/Z/vz8WvvH7idbdG2ODru3OfNyqxFGckGmox FxUnAgDKXxxt5QIAAA== DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Shawn. On 01/25/2016 10:13 AM, Shawn Lin wrote: > This patch remove repetitive clear interrupt while > probing dw_mmc. Could you explain to me more? Best Regards, Jaehoon Chung > > Signed-off-by: Shawn Lin > --- > > drivers/mmc/host/dw_mmc.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c > index 7128351..1991872 100644 > --- a/drivers/mmc/host/dw_mmc.c > +++ b/drivers/mmc/host/dw_mmc.c > @@ -3117,7 +3117,6 @@ int dw_mci_probe(struct dw_mci *host) > * Enable interrupts for command done, data over, data empty, > * receive ready and error such as transmit, receive timeout, crc error > */ > - mci_writel(host, RINTSTS, 0xFFFFFFFF); > mci_writel(host, INTMASK, SDMMC_INT_CMD_DONE | SDMMC_INT_DATA_OVER | > SDMMC_INT_TXDR | SDMMC_INT_RXDR | > DW_MCI_ERROR_FLAGS); >