From patchwork Thu Jan 21 20:24:10 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 105024 Delivered-To: patch@linaro.org Received: by 10.112.130.2 with SMTP id oa2csp225391lbb; Thu, 21 Jan 2016 12:24:41 -0800 (PST) X-Received: by 10.66.120.200 with SMTP id le8mr63700717pab.61.1453407880220; Thu, 21 Jan 2016 12:24:40 -0800 (PST) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id or3si4002823pac.233.2016.01.21.12.24.39; Thu, 21 Jan 2016 12:24:40 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759662AbcAUUYa (ORCPT + 30 others); Thu, 21 Jan 2016 15:24:30 -0500 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:38977 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753417AbcAUUYY (ORCPT ); Thu, 21 Jan 2016 15:24:24 -0500 Received: from debutante.sirena.org.uk ([2a01:348:6:8808:fab::3] helo=debutante) by mezzanine.sirena.org.uk with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1aMLmF-0004bd-HS; Thu, 21 Jan 2016 20:24:19 +0000 Received: from broonie by debutante with local (Exim 4.86) (envelope-from ) id 1aMLmC-00026N-IW; Thu, 21 Jan 2016 20:24:16 +0000 From: Mark Brown To: Paul Kocialkowski Cc: Liam Girdwood , linux-kernel@vger.kernel.org, Mark Brown Date: Thu, 21 Jan 2016 20:24:10 +0000 Message-Id: <1453407851-8039-1-git-send-email-broonie@kernel.org> X-Mailer: git-send-email 2.7.0.rc3 X-SA-Exim-Connect-IP: 2a01:348:6:8808:fab::3 X-SA-Exim-Mail-From: broonie@sirena.org.uk X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on mezzanine.sirena.org.uk X-Spam-Level: X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,BAYES_00, T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 Subject: [PATCH 1/2] regulator: core: Use a bitfield for continuous_voltage_range X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: Yes (on mezzanine.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Using a bitfield enables the compiler to lay out the structure more efficiently when we have other boolean flags since multiple values can be included in a single byte. Signed-off-by: Mark Brown --- include/linux/regulator/driver.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.7.0.rc3 diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index 16ac9e108806..3ac0f306f033 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -281,7 +281,7 @@ struct regulator_desc { const struct regulator_desc *, struct regulator_config *); int id; - bool continuous_voltage_range; + unsigned int continuous_voltage_range:1; unsigned n_voltages; const struct regulator_ops *ops; int irq;