From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Brezillon Subject: [PATCH v3 08/12] pwm: add information about polarity, duty cycle and period to debugfs Date: Mon, 21 Sep 2015 11:33:25 +0200 Message-ID: <1442828009-6241-9-git-send-email-boris.brezillon@free-electrons.com> References: <1442828009-6241-1-git-send-email-boris.brezillon@free-electrons.com> Reply-To: boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <1442828009-6241-1-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Thierry Reding , linux-pwm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mark Brown , Liam Girdwood , Jingoo Han , Lee Jones , linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Bryan Wu , Richard Purdie , Jacek Anaszewski , linux-leds-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Maxime Ripard , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Heiko Stuebner , linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Jean-Christophe Plagniol-Villard , Tomi Valkeinen , Daniel Mack , Haojian Zhuang , Robert Jarzmik Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Doug Anderson , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Boris Brezillon List-Id: linux-rockchip.vger.kernel.org From: Heiko St=C3=BCbner 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 ff3c662..7eba2f3 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -1018,6 +1018,11 @@ static void pwm_dbg_show(struct pwm_chip *chip, stru= ct seq_file *s) if (pwm_is_enabled(pwm)) seq_puts(s, " enabled"); =20 + seq_printf(s, " period:%uns", pwm_get_period(pwm)); + seq_printf(s, " duty:%uns", pwm_get_duty_cycle(pwm)); + seq_printf(s, " polarity:%s", pwm_get_polarity(pwm) ? "inverse" + : "normal"); + seq_puts(s, "\n"); } } --=20 1.9.1 --=20 You received this message because you are subscribed to the Google Groups "= linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit https://groups.google.com/d/optout.