From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 01 Jul 2024 09:43:56 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sOBhc-000Qbb-2p for lore@lore.pengutronix.de; Mon, 01 Jul 2024 09:43:56 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sOBhc-0000G7-79 for lore@pengutronix.de; Mon, 01 Jul 2024 09:43:56 +0200 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: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:In-Reply-To:References:List-Owner; bh=zHaG6PErAm6gOE0d6X0jlSYc1+CDkfJN/iCm9ewQQ64=; b=nB+mvBLo7mRhTXXF3A0+EpikPj 9BcMaSCsR3++gX/W0vV99JpaPZLZh6C+6r1fgtGaEqoQsSiBYbU5qumaVgvabEO/Gzm9rMVHb3u1o o9zluc7uw80ET2wjpWAkuLTI4wfg+ZAZlXfgzkwk4KNR07RKFiGlO4BdP9FFUaBScgzG9ARAo3VB6 3lIh5FOWDTj5YLAoZLsFi05bsfwJIF/ePLmJNsFsVXYwndFJia7kMHot0E7twaPCOaaM0GouvVKd0 UJn7rAB7PMHlXb89o+KIuMCUsvBJrgiMHn9ZZF/8rIXG6qQ5k5LmVQpHG+YpFEwmT00MzmivTgR3D ah2kfgHg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOBhC-00000002665-05Do; Mon, 01 Jul 2024 07:43:30 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOBhA-00000002656-0Dar for barebox@lists.infradead.org; Mon, 01 Jul 2024 07:43:29 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sOBh8-0000Dk-GW; Mon, 01 Jul 2024 09:43:26 +0200 Received: from [2a0a:edc0:0:1101:1d::54] (helo=dude05.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sOBh8-006Jrx-44; Mon, 01 Jul 2024 09:43:26 +0200 Received: from localhost ([::1] helo=dude05.red.stw.pengutronix.de) by dude05.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1sOBh8-000nbG-06; Mon, 01 Jul 2024 09:43:26 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Mon, 1 Jul 2024 09:43:25 +0200 Message-Id: <20240701074325.190376-1-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240701_004328_111024_C9EFADBC X-CRM114-Status: GOOD ( 12.55 ) 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.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.3 required=4.0 tests=AWL,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] rtc: register RTC class to collect devices X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) We already have an RTC class device, so by using struct class, we can drop the list member in struct rtc_device and make it possible to list the device using the class command. Signed-off-by: Ahmad Fatoum --- drivers/rtc/class.c | 10 ++++++---- include/linux/rtc.h | 1 - 2 files changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c index 3edb294ed772..3d6cfd6197a7 100644 --- a/drivers/rtc/class.c +++ b/drivers/rtc/class.c @@ -8,9 +8,11 @@ #include #include #include +#include -LIST_HEAD(rtc_list); -EXPORT_SYMBOL(rtc_list); +#define for_each_rtc(rtc) list_for_each_entry(rtc, &rtc_class.devices, class_dev.class_list) + +DEFINE_DEV_CLASS(rtc_class, "rtc"); struct rtc_device *rtc_lookup(const char *name) { @@ -19,7 +21,7 @@ struct rtc_device *rtc_lookup(const char *name) if (!name) return ERR_PTR(-ENODEV); - list_for_each_entry(r, &rtc_list, list) { + for_each_rtc(r) { if (!strcmp(dev_name(&r->class_dev), name)) return r; } @@ -62,7 +64,7 @@ int rtc_register(struct rtc_device *rtcdev) dev->parent = rtcdev->dev; platform_device_register(dev); - list_add_tail(&rtcdev->list, &rtc_list); + class_add_device(&rtc_class, &rtcdev->class_dev); return 0; } diff --git a/include/linux/rtc.h b/include/linux/rtc.h index def07548c554..82a82ce61682 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -26,7 +26,6 @@ struct rtc_class_ops; struct rtc_device { struct device *dev; struct device class_dev; - struct list_head list; const struct rtc_class_ops *ops; }; -- 2.39.2