From patchwork Thu Apr 14 19:17:44 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Boris BREZILLON X-Patchwork-Id: 8841531 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id D20F29F54F for ; Thu, 14 Apr 2016 19:19:21 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 02DAC20279 for ; Thu, 14 Apr 2016 19:19:21 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 0A1182037E for ; Thu, 14 Apr 2016 19:19:20 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0BAB66EAE0; Thu, 14 Apr 2016 19:19:17 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mail.free-electrons.com (down.free-electrons.com [37.187.137.238]) by gabe.freedesktop.org (Postfix) with ESMTP id B89A76EAD3 for ; Thu, 14 Apr 2016 19:18:58 +0000 (UTC) Received: by mail.free-electrons.com (Postfix, from userid 110) id A599F20D9; Thu, 14 Apr 2016 21:18:57 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from localhost.localdomain (LFbn-1-2159-240.w90-76.abo.wanadoo.fr [90.76.216.240]) by mail.free-electrons.com (Postfix) with ESMTPSA id E17FB25E; Thu, 14 Apr 2016 21:18:38 +0200 (CEST) From: Boris Brezillon To: Thierry Reding , linux-pwm@vger.kernel.org Date: Thu, 14 Apr 2016 21:17:44 +0200 Message-Id: <1460661464-11216-25-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1460661464-11216-1-git-send-email-boris.brezillon@free-electrons.com> References: <1460661464-11216-1-git-send-email-boris.brezillon@free-electrons.com> MIME-Version: 1.0 Cc: Milo Kim , Kamil Debski , Heiko Stuebner , linux-doc@vger.kernel.org, Mike Turquette , linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Alexandre Belloni , Daniel Vetter , Stephen Barber , Lee Jones , linux-clk@vger.kernel.org, linux-leds@vger.kernel.org, Boris Brezillon , Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, Alexander Shiyan , Jonathan Corbet , Robert Jarzmik , lm-sensors@lm-sensors.org, linux-rockchip@lists.infradead.org, Chen-Yu Tsai , Tomi Valkeinen , linux-input@vger.kernel.org, Jean-Christophe Plagniol-Villard , intel-gfx@lists.freedesktop.org, Guenter Roeck , Caesar Wang , Jean Delvare , Joachim Eastwood , Bryan Wu , Doug Anderson , Mark Brown , Jacek Anaszewski , linux-arm-kernel@lists.infradead.org, Thomas Petazzoni , Ryan Mallon , Jingoo Han , Dmitry Torokhov , Stephen Boyd , Liam Girdwood , Hartley Sweeten , Richard Purdie , Kukjin Kim , Maxime Ripard Subject: [Intel-gfx] [PATCH v5 24/24] pwm: add information about polarity, duty cycle and period to debugfs X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: Heiko Stübner The pwm-states make it possible to also output the polarity, duty cycle and period information in the debugfs pwm summary-outout. This makes it easier to gather overview information about pwms without needing to walk through the sysfs attributes of every pwm. Signed-off-by: Heiko Stuebner Signed-off-by: Boris Brezillon --- drivers/pwm/core.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index aefffcf..9f4e97e 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -959,6 +959,11 @@ static void pwm_dbg_show(struct pwm_chip *chip, struct seq_file *s) if (state.enabled) seq_puts(s, " enabled"); + seq_printf(s, " period:%uns", state.period); + seq_printf(s, " duty:%uns", state.duty_cycle); + seq_printf(s, " polarity:%s", + state.polarity ? "inverse" : "normal"); + seq_puts(s, "\n"); } }