From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 09 Jan 2023 17:00:17 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pEuZO-006oEF-75 for lore@lore.pengutronix.de; Mon, 09 Jan 2023 17:00:17 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pEuZM-0002vR-8Y for lore@pengutronix.de; Mon, 09 Jan 2023 17:00:16 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=HxanfW65tlu+9JmHRNkeY1KarQ13GaHbS9pC6K1m490=; b=QaKgW0SCJrBpGM+F4XNGTR+O1l e2O1L0Iwb0sQFBAlivydvEd+VOaCPoDqnvXMsuYQ2dWtpbamI45KyGdkvvyNcrYgWNNpc3L9PF9WB uxbXWFiVvT3sAxrzzaJPL/Jj7h+cgpfWt5lq+Ix+IGknLIsFO76Gc6+FlGmVCfvmkVJ8DJ/mex6LE pUQO3vJRn5LZEVfn6Qf5QppW+3qANc2qOb5zWWbu7g70g8eyryeGx335afCBD6Wk/yXmBTWgo15iN 8l2TPfd8yDIH9556/ARMO6zQF2GlKAHDz7vK+5JQHQeLDrzagZIhSW893OfPXOWbzC100KWU2cHYP HCMvutRA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pEuXw-002RmE-VZ; Mon, 09 Jan 2023 15:58:49 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pEuXr-002Riw-Ck for barebox@lists.infradead.org; Mon, 09 Jan 2023 15:58:44 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pEuXq-0002WU-3V; Mon, 09 Jan 2023 16:58:42 +0100 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1pEuXp-004sjC-Eo; Mon, 09 Jan 2023 16:58:41 +0100 Received: from afa by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1pEuXo-009Jbv-G5; Mon, 09 Jan 2023 16:58:40 +0100 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Mon, 9 Jan 2023 16:58:36 +0100 Message-Id: <20230109155836.2220277-4-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230109155836.2220277-1-a.fatoum@pengutronix.de> References: <20230109155836.2220277-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230109_075843_500553_3A1B0283 X-CRM114-Status: UNSURE ( 9.85 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 4/4] gpiolib: implement gpiod_get_value X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) The gpiod_ family of kernel functions always assume the logical state for values (i.e. taking active low/high into account). We already have gpio_set_value, so add gpiod_get_value for symmetry. Signed-off-by: Ahmad Fatoum --- include/gpiod.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/gpiod.h b/include/gpiod.h index f76cc98155e0..8abf86db8682 100644 --- a/include/gpiod.h +++ b/include/gpiod.h @@ -63,4 +63,12 @@ static inline void gpiod_set_value(int gpio, bool value) gpio_direction_active(gpio, value); } +static inline int gpiod_get_value(int gpio) +{ + if (gpio < 0) + return gpio; + + return gpio_is_active(gpio); +} + #endif -- 2.30.2