From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 09 Dec 2025 13:52:06 +0100 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 1vSxCI-009Ys0-2P for lore@lore.pengutronix.de; Tue, 09 Dec 2025 13:52:06 +0100 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 1vSxCH-0001Ep-G7 for lore@pengutronix.de; Tue, 09 Dec 2025 13:52:06 +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:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qo/ZxepbKiPk1gufmA4/jD/8sDUbCNhwGOw6uXBn+Fg=; b=vhg7EDWsGrm5d8r7sN3vmcgOq1 iUV2CzPA3KTu1NocZu7ruR70R9jJyPLdx01zOGQCiIJqFTbF+uccAvgPcJySz7hsunl+IHAfwch8q fVprsMtH/CiOtJ0jPxnYTSAegzksFH9kNVM4XCtV1jXbf4e58Ky2c7ZNdM0iyDaeSzDdW33/xNqSf NIhXnglBAUCyK8SVuLMcziTIrkZmRbjIvAB0bgyrpwlVvdtuH1Fn99gJnX/HjbyG7qRz3Syhi0HAs w8plNEeum92PRws4aZ4qsJ2fong/wxBoOt/yI1Yds2tvtZp48nssVon26Kw5vV3mBj8l2gISXcdbd ORRJMGog==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vSxBj-0000000EHKw-2oYb; Tue, 09 Dec 2025 12:51:31 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vSxBd-0000000EHHS-26hz for barebox@lists.infradead.org; Tue, 09 Dec 2025 12:51:28 +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 1vSxBb-0000ox-IR; Tue, 09 Dec 2025 13:51:23 +0100 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vSxBb-004mub-0Q; Tue, 09 Dec 2025 13:51:23 +0100 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1vSxBa-0000000HSGm-47f8; Tue, 09 Dec 2025 13:51:22 +0100 From: Sascha Hauer Date: Tue, 09 Dec 2025 13:51:20 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251209-devfs-v2-1-62ae16698cff@pengutronix.de> References: <20251209-devfs-v2-0-62ae16698cff@pengutronix.de> In-Reply-To: <20251209-devfs-v2-0-62ae16698cff@pengutronix.de> To: BAREBOX X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1765284682; l=1851; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=JdCF19h7u3NjGVv9tk/wylK8ks/fgpblMyXcJrJpso4=; b=DcMfO2rqUbK+ESSBzAVe30NCtyyy9zOV+pQrr7DfVqsZykJEEZYWdRiFCSXKOiMaHInIGYIXH Pq56XYop0UOBfEca2LHsUTCo59SWS50foJpJIM+uImXKzlfqo+23k7E X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251209_045125_575359_16FAC895 X-CRM114-Status: GOOD ( 10.62 ) 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=-4.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v2 01/13] fs: devfs-core: add devfs_create_link_node() 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) Allow to create a devfs link that not only has its own name, but also its own device_node. Signed-off-by: Sascha Hauer --- fs/devfs-core.c | 8 +++++++- include/driver.h | 2 ++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/fs/devfs-core.c b/fs/devfs-core.c index 92e7c5823ed0d3a4c54cc7b2b1c9bf32ac535907..91082265d1aaa965160de5e414364e3fb14824d1 100644 --- a/fs/devfs-core.c +++ b/fs/devfs-core.c @@ -476,7 +476,7 @@ int devfs_create(struct cdev *new) return 0; } -int devfs_create_link(struct cdev *cdev, const char *name) +int devfs_create_link_node(struct cdev *cdev, const char *name, struct device_node *node) { struct cdev *new; int ret; @@ -489,6 +489,7 @@ int devfs_create_link(struct cdev *cdev, const char *name) new = cdev_alloc(name); new->link = cdev; + new->device_node = node; ret = devfs_create(new); if (ret) { @@ -512,6 +513,11 @@ int devfs_create_link(struct cdev *cdev, const char *name) return 0; } +int devfs_create_link(struct cdev *cdev, const char *name) +{ + return devfs_create_link_node(cdev, name, NULL); +} + int devfs_remove(struct cdev *cdev) { struct cdev *c, *tmp; diff --git a/include/driver.h b/include/driver.h index c130a3cd63fd5e6dc365a33c765a22dc4e2ca90a..e0fddecd085c991db4f1fe34c56405d28b6f53ad 100644 --- a/include/driver.h +++ b/include/driver.h @@ -461,6 +461,8 @@ static inline const char *cdev_name(struct cdev *cdev) int devfs_create(struct cdev *); int devfs_create_link(struct cdev *, const char *name); +int devfs_create_link_node(struct cdev *cdev, const char *name, + struct device_node *node); int devfs_remove(struct cdev *); int cdev_find_free_index(const char *); struct cdev *cdev_find_partition(struct cdev *cdevm, const char *name); -- 2.47.3