From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751132Ab3HSTUP (ORCPT ); Mon, 19 Aug 2013 15:20:15 -0400 Received: from avon.wwwdotorg.org ([70.85.31.133]:56747 "EHLO avon.wwwdotorg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750829Ab3HSTUN (ORCPT ); Mon, 19 Aug 2013 15:20:13 -0400 Message-ID: <52126E06.1040108@wwwdotorg.org> Date: Mon, 19 Aug 2013 13:12:06 -0600 From: Stephen Warren User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130803 Thunderbird/17.0.8 MIME-Version: 1.0 To: Sherman Yin CC: linux-kernel@vger.kernel.org, linus.walleij@linaro.org, linux-arm-kernel@lists.infradead.org, linux-mips@linux-mips.org, matt.porter@linaro.org, csd@broadcom.com, mmayer@broadcom.com, james.hogan@imgtec.com Subject: Re: [PATCH] pinctrl: Pass all configs to driver on pin_config_set() References: <1376606573-15093-1-git-send-email-syin@broadcom.com> In-Reply-To: <1376606573-15093-1-git-send-email-syin@broadcom.com> X-Enigmail-Version: 1.4.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/15/2013 04:42 PM, Sherman Yin wrote: > When setting pin configuration in the pinctrl framework, pin_config_set() or > pin_config_group_set() is called in a loop to set one configuration at a time > for the specified pin or group. > > This patch 1) removes the loop and 2) changes the API to pass the whole pin > config array to the driver. It is now up to the driver to loop through the > configs. This allows the driver to potentially combine configs and reduce the > number of writes to pin config registers. > > Signed-off-by: Sherman Yin > Reviewed-by: Christian Daudt > Reviewed-by: Matt Porter > Change-Id: I99cbfa2ae7b774456eb71edb276711b1ddcd42c8 That tag shouldn't be included in upstream patches. > drivers/pinctrl/pinconf.c | 42 ++++---- > drivers/pinctrl/pinctrl-tegra.c | 69 ++++++------ > include/linux/pinctrl/pinconf.h | 6 +- Those files, Reviewed-by: Stephen Warren On Tegra (Tegra114 Dalmore board, on top of next-20130816), Tested-by: Stephen Warren