From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrei Warkentin Subject: Re: [patchv3 5/5] MMC: SDHCI AutoCMD23 support. Date: Mon, 18 Apr 2011 22:32:52 -0500 Message-ID: References: <1302741523-22276-1-git-send-email-andreiw@motorola.com> <1302950458-1969-6-git-send-email-andreiw@motorola.com> <201104171925.10929.arnd@arndb.de> <6C03668EAF45B747AF947A1603D1B300EB504989@SAUSEXMBP01.amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from exprod5og112.obsmtp.com ([64.18.0.24]:46784 "EHLO exprod5og112.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754402Ab1DSDcz convert rfc822-to-8bit (ORCPT ); Mon, 18 Apr 2011 23:32:55 -0400 Received: from DE01MGRG01.AM.MOT-MOBILITY.COM ([10.176.129.42]) by DE01MGRG01.AM.MOT-MOBILITY.COM (8.14.3/8.14.3) with ESMTP id p3J3XIDK019735 for ; Mon, 18 Apr 2011 23:33:18 -0400 (EDT) Received: from mail-ww0-f46.google.com (mail-ww0-f46.google.com [74.125.82.46]) by DE01MGRG01.AM.MOT-MOBILITY.COM (8.14.3/8.14.3) with ESMTP id p3J3WLLn019469 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=OK) for ; Mon, 18 Apr 2011 23:33:18 -0400 (EDT) Received: by mail-ww0-f46.google.com with SMTP id 28so6049999wwb.3 for ; Mon, 18 Apr 2011 20:32:53 -0700 (PDT) In-Reply-To: <6C03668EAF45B747AF947A1603D1B300EB504989@SAUSEXMBP01.amd.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: "Nath, Arindam" Cc: "linux-mmc@vger.kernel.org" , "cjb@laptop.org" , "subhashj@codeaurora.org" , Arnd Bergmann On Mon, Apr 18, 2011 at 10:19 PM, Nath, Arindam = wrote: > Hi Andrei, > > >> -----Original Message----- >> From: Andrei Warkentin [mailto:andreiw@motorola.com] >> Sent: Tuesday, April 19, 2011 8:36 AM >> To: Nath, Arindam >> Cc: linux-mmc@vger.kernel.org; cjb@laptop.org; subhashj@codeaurora.o= rg; >> Arnd Bergmann >> Subject: Re: [patchv3 5/5] MMC: SDHCI AutoCMD23 support. >> >> Arindam, >> >> On Sun, Apr 17, 2011 at 2:31 PM, Andrei Warkentin >> wrote: >> > Hi Arnd, >> > >> > On Sun, Apr 17, 2011 at 12:25 PM, Arnd Bergmann >> wrote: >> >> On Saturday 16 April 2011, Andrei Warkentin wrote: >> >>> @@ -68,6 +68,15 @@ config MMC_SDHCI_PCI >> >>> >> >>> =A0 =A0 =A0 =A0 =A0 If unsure, say N. >> >>> >> >>> +config MMC_SDHCI_AUTO_CMD23 >> >>> + =A0 =A0 =A0 tristate "SDHCI 3.0 Auto-CMD23 support (EXPERIMENT= AL)" >> >>> + =A0 =A0 =A0 depends on MMC_SDHCI && EXPERIMENTAL >> >>> + =A0 =A0 =A0 help >> >>> + =A0 =A0 =A0 =A0 This enables the Auto-CMD23 optimization for m= ultiblock >> >>> + =A0 =A0 =A0 =A0 transfers where a CMD23 would be sent >> >>> + >> >>> + =A0 =A0 =A0 =A0 If unsure, say N. >> >>> + >> >>> =A0config MMC_RICOH_MMC >> >>> =A0 =A0 =A0 =A0 bool "Ricoh MMC Controller Disabler =A0(EXPERIME= NTAL)" >> >>> =A0 =A0 =A0 =A0 depends on MMC_SDHCI_PCI >> >> >> >> Does this need to be a Konfig option? We are already asking too m= any >> >> questions here IMHO. >> > >> > Sorry, I should have clarified - I made this an experimental optio= n >> > because I couldn't vouch for the correct functionality (no SDHCI 3= =2E0 >> > hardware around me) and I posted it only because Arindam wanted to >> try >> > it out and see if it worked alright. As soon as we're clear it wor= ks >> > fine I'll take the Kconfig out. >> > >> > A >> > >> >> Any update? Have you tried this out? > > I am planning to re-submit V3 patches sometime today or tomorrow. Onl= y after that I will apply your patches on top of mine, and test it out.= Please give me some time, I will try to get back to you ASAP. Alright, thanks, looking forward to your results. Thanks, A