From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 15 Apr 2024 07:35:00 +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 1rwEzc-001ZKv-2i for lore@lore.pengutronix.de; Mon, 15 Apr 2024 07:35:00 +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 1rwEzc-0004wy-A4 for lore@pengutronix.de; Mon, 15 Apr 2024 07:35:00 +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=/TOYBOBCERJPBoLf/cpJn8+7arw6f23YFjszriMrMb8=; b=GU3zRL+Pkw/6mjtcWqS4vUSYIq BfBYyC/UEBmKVZx73AJKHo37GLU0V73EBmcwSAkeSkNbnOyCb3tCFKzG6d1JY61Ye3xg7kIQiU6p5 /ZRLD7GugpVUEUw7DnqaGgzPaIeK7OGUtZxh8PRez0MyKvkgTfquYWR3NEExXsDqmephXULPbOjS9 jfAO9AAZHnXKogGF0QpC7BtU0gEr4+9AGiUmGaxFEANHCksvXvyeWuFB/m/qO4Lsf5NKJg0TM4g4n 0yPf0IwzKx9VHV0EYxRsx/R+t9rw0BaYZbgqA2PpgtNtsGhuob4jZmvxWPUU1id/u8hhzjcQCXVR0 Rlh05d9A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rwEzE-000000071Dg-1FC5; Mon, 15 Apr 2024 05:34:36 +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 1rwEzA-000000071D2-3J3f for barebox@lists.infradead.org; Mon, 15 Apr 2024 05:34:34 +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 1rwEz9-0004WA-G1; Mon, 15 Apr 2024 07:34:31 +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 1rwEz9-00CMkh-3a; Mon, 15 Apr 2024 07:34:31 +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 1rwEz9-001YH2-04; Mon, 15 Apr 2024 07:34:31 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Mon, 15 Apr 2024 07:34:30 +0200 Message-Id: <20240415053430.370061-1-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-20240414_223432_949909_97452FA1 X-CRM114-Status: GOOD ( 11.50 ) 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=-6.1 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] usb: gadget: ums: add support for optional partition flag 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) File lists for fastboot support a 'o' flag to silently skip files that don't exist at bind time. Add support for the same for USB mass storage gadgets as well. Signed-off-by: Ahmad Fatoum --- drivers/usb/gadget/function/f_mass_storage.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c index 2c934c621a18..e099123cea2b 100644 --- a/drivers/usb/gadget/function/f_mass_storage.c +++ b/drivers/usb/gadget/function/f_mass_storage.c @@ -2474,14 +2474,17 @@ static int fsg_common_init(struct fsg_common *common, struct stat st; int fd; - if (fentry->flags) { - pr_err("flags not supported\n"); - rc = -ENOSYS; - goto close; - } + if (fentry->flags & ~FILE_LIST_FLAG_OPTIONAL) + pr_warn("some flags will be ignored\n"); fd = open(fentry->filename, flags); if (fd < 0) { + if (fentry->flags & FILE_LIST_FLAG_OPTIONAL) { + pr_info("skipping unavailable optional partition %s\n", + fentry->filename); + continue; + } + pr_err("open('%s') failed: %pe\n", fentry->filename, ERR_PTR(fd)); rc = fd; -- 2.39.2