From patchwork Wed Aug 11 01:01:45 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 176542 Return-path: X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on void.printf.net X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.9 tests=RCVD_IN_DNSWL_LOW autolearn=disabled version=3.2.5 Envelope-to: chris@printf.net Delivery-date: Wed, 11 Aug 2010 02:02:25 +0100 Received: from lists.laptop.org ([18.85.2.145] helo=mail.laptop.org) by void.printf.net with esmtp (Exim 4.69) (envelope-from ) id 1Oizi3-0005LQ-TR for chris@printf.net; Wed, 11 Aug 2010 02:02:24 +0100 Received: by mail.laptop.org (Postfix) id 17B102477A; Tue, 10 Aug 2010 21:02:06 -0400 (EDT) Delivered-To: cjb@laptop.org Received: from spam.laptop.org (spam.laptop.org [18.85.46.23]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.laptop.org (Postfix) with ESMTPS id F32E724779 for ; Tue, 10 Aug 2010 21:02:05 -0400 (EDT) X-ASG-Debug-ID: 1281488533-0b744f3c0002-zHW3sV Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by spam.laptop.org with ESMTP id 1T2dPu4ADtJ1xUpv for ; Tue, 10 Aug 2010 21:02:22 -0400 (EDT) X-Barracuda-Envelope-From: linux-mmc-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756831Ab0HKBCV (ORCPT ); Tue, 10 Aug 2010 21:02:21 -0400 Received: from smtp1.linux-foundation.org ([140.211.169.13]:42950 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756236Ab0HKBCV (ORCPT ); Tue, 10 Aug 2010 21:02:21 -0400 Received: from imap1.linux-foundation.org (imap1.linux-foundation.org [140.211.169.55]) by smtp1.linux-foundation.org (8.14.2/8.13.5/Debian-3ubuntu1.1) with ESMTP id o7B11kwc013612 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 10 Aug 2010 18:01:47 -0700 Received: from localhost.localdomain (localhost [127.0.0.1]) by imap1.linux-foundation.org (8.13.5.20060308/8.13.5/Debian-3ubuntu1.1) with ESMTP id o7B11jUT027061; Tue, 10 Aug 2010 18:01:45 -0700 Message-Id: <201008110101.o7B11jUT027061@imap1.linux-foundation.org> X-ASG-Orig-Subj: [patch 039/177] mmc: only set blockaddressed for > 2GiB cards Subject: [patch 039/177] mmc: only set blockaddressed for > 2GiB cards To: torvalds@linux-foundation.org Cc: akpm@linux-foundation.org, hanumath.prasad@stericsson.com, linus.walleij@stericsson.com, linux-mmc@vger.kernel.org, rabin.vincent@stericsson.com From: akpm@linux-foundation.org Date: Tue, 10 Aug 2010 18:01:45 -0700 MIME-Version: 1.0 X-MIMEDefang-Filter: lf$Revision: 1.188 $ X-Scanned-By: MIMEDefang 2.63 on 140.211.169.13 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Barracuda-Connect: vger.kernel.org[209.132.180.67] X-Barracuda-Start-Time: 1281488533 X-Barracuda-URL: http://18.85.46.23:8000/cgi-mod/mark.cgi X-Virus-Scanned: by bsmtpd at laptop.org X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=3.5 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=5.5 tests=NO_REAL_NAME X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.2.37633 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- 0.00 NO_REAL_NAME From: does not include a real name diff -puN drivers/mmc/core/mmc.c~mmc-only-set-blockaddressed-for-2gib-cards drivers/mmc/core/mmc.c --- a/drivers/mmc/core/mmc.c~mmc-only-set-blockaddressed-for-2gib-cards +++ a/drivers/mmc/core/mmc.c @@ -234,7 +234,9 @@ static int mmc_read_ext_csd(struct mmc_c ext_csd[EXT_CSD_SEC_CNT + 1] << 8 | ext_csd[EXT_CSD_SEC_CNT + 2] << 16 | ext_csd[EXT_CSD_SEC_CNT + 3] << 24; - if (card->ext_csd.sectors) + + /* Cards with density > 2GiB are sector addressed */ + if (card->ext_csd.sectors > (2u * 1024 * 1024 * 1024) / 512) mmc_card_set_blockaddr(card); }