From mboxrd@z Thu Jan 1 00:00:00 1970 From: akpm@linux-foundation.org Subject: + tmio_mmc-revise-a-limit-of-the-data-size.patch added to -mm tree Date: Wed, 25 Aug 2010 15:05:17 -0700 Message-ID: <201008252205.o7PM5HDw018415@imap1.linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:56600 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752400Ab0HYWFg (ORCPT ); Wed, 25 Aug 2010 18:05:36 -0400 Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: mm-commits@vger.kernel.org Cc: yusuke.goda.sx@renesas.com, damm@opensource.se, ian@mnementh.co.uk, lethal@linux-sh.org, matt@console-pimps.org, sameo@linux.intel.com The patch titled tmio_mmc: revise a limit of the data size has been added to the -mm tree. Its filename is tmio_mmc-revise-a-limit-of-the-data-size.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: tmio_mmc: revise a limit of the data size From: Yusuke Goda When running in 4-bit bus width mode, it is entirely possible to transfer data in block sizes of 2 bytes and larger. Relax the conditional check to allow 2-byte data block transfers which were previously disallowed. [matt@console-pimps.org: wrote changelog] Signed-off-by: Yusuke Goda Cc: Matt Fleming Cc: Ian Molton Cc: Magnus Damm Cc: Samuel Ortiz Cc: Paul Mundt Signed-off-by: Andrew Morton --- drivers/mmc/host/tmio_mmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff -puN drivers/mmc/host/tmio_mmc.c~tmio_mmc-revise-a-limit-of-the-data-size drivers/mmc/host/tmio_mmc.c --- a/drivers/mmc/host/tmio_mmc.c~tmio_mmc-revise-a-limit-of-the-data-size +++ a/drivers/mmc/host/tmio_mmc.c @@ -661,7 +661,7 @@ static int tmio_mmc_start_data(struct tm data->blksz, data->blocks); /* Hardware cannot perform 1 and 2 byte requests in 4 bit mode */ - if (data->blksz < 4 && host->mmc->ios.bus_width == MMC_BUS_WIDTH_4) { + if (data->blksz < 2 && host->mmc->ios.bus_width == MMC_BUS_WIDTH_4) { pr_err("%s: %d byte block unsupported in 4 bit mode\n", mmc_hostname(host->mmc), data->blksz); return -EINVAL; _ Patches currently in -mm which might be from yusuke.goda.sx@renesas.com are tmio_mmc-revise-a-limit-of-the-data-size.patch tmio_mmc-revise-a-limit-of-the-data-size-fix.patch