Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752238AbYKWWYV (ORCPT ); Sun, 23 Nov 2008 17:24:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751049AbYKWWYN (ORCPT ); Sun, 23 Nov 2008 17:24:13 -0500 Received: from nf-out-0910.google.com ([64.233.182.190]:52703 "EHLO nf-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750862AbYKWWYN (ORCPT ); Sun, 23 Nov 2008 17:24:13 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding :sender; b=CuKDJGRyWYJde5SKQK/bo2vKu8dhVpDgdE8hxgLYj8VLehN8fuQrvpWbosKl7sxJYL y8vzuA1Ff/5EE/DU5pXJeEO0DVm7PYIhM5P/Qyr1b7zeGKdAv0wCrGESPBx97mCq3maM dc9RGvsLqJpEbIU5PrnvA3op3VHI4o3nRAWCA= Message-ID: <4929D803.80708@tuffmail.co.uk> Date: Sun, 23 Nov 2008 22:24:03 +0000 From: Alan Jenkins User-Agent: Mozilla-Thunderbird 2.0.0.17 (X11/20081018) MIME-Version: 1.0 To: Pierre Ossman CC: =?UTF-8?B?IkouQS4gTWFnYWxsw7NuIg==?= , Linux-Kernel , Matthew Garrett Subject: Re: Linux 2.6.27-git3: no SD card reader References: <20081014025453.617f2ef8@werewolf.home> <20081014174536.1353d17e@mjolnir.drzeus.cx> <20081014232759.08f5d212@werewolf.home> <20081123213921.667ecb93@mjolnir.drzeus.cx> In-Reply-To: <20081123213921.667ecb93@mjolnir.drzeus.cx> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1826 Lines: 57 Pierre Ossman wrote: > On Tue, 14 Oct 2008 23:27:59 +0200 > "J.A. Magallón" wrote: > > > >>> Have you tested more than one card? >>> >> I have two (both unknown brands for me, but I write full names fwiw): >> - One "MBA Executive HiSpeed SD", 2Gb >> - One "takeMS SDHC card Class6", 8Gb >> >> Both give about 10Mb/s on read with hdparm under 2.6.27. >> > > And both work fine in one of the slots, but not the other? > > >>> What machine is this? >>> >> It's an Acer Aspire One. From what I have seen, there are two SD devices. >> Both are capable to read SDHC cards, I have switched cards and they work >> (or at the moment both are working as backwards-compatible in plain SD >> mode, if that even exists...). >> > > The SD/SDHC distinction is all software, so the hardware doesn't really > care. > > >> I call this half-working because I have to boot with a card inside a slot >> to have it detected. If i boot without the card-in, it even dissapears from >> lspci. This is just with the left SD inserted: >> >> > > No idea why this occurs. I'd guess some ACPI voodoo. You're going to > have to check with the PCI and/or ACPI guys to figure that part of the > mystery out. > This specific problem is what I thought Matthew's acpiphp patch would solve - see my comment . If I've got this right, then this *specific* issue isnot a regression. Matthew, if I have confused two similar issues, could you please help by explaining the differences? Thanks Alan -- 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/