From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 02 Apr 2024 10:41:49 +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 1rrZiH-0037Ou-0O for lore@lore.pengutronix.de; Tue, 02 Apr 2024 10:41:49 +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 1rrZiG-0005pJ-Im for lore@pengutronix.de; Tue, 02 Apr 2024 10:41:49 +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: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To:To: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qI1KtjFSLmxaM3jcOfGCy9JG8XZlfUTLgCQK7lf0KYg=; b=04x9TDpvdDyiYwN4QUmJoSms02 QI7iKcQYsbtoejJ9hU5K2sx1ikL+P3ulbQ4eOPpLKJap7EFoyRViM+2CiL0c6TV8wi7of63BPxOvv DkIGGPvaJ7dtc17567IUsG34F8ZpOe4gyUF/YZPnmlvwj/E5BLctcUXxWiO3uBvOz9zAeGwJIux0x v2vIjk5wnvFiCugCccGr1CKCvRsjnyuY5mg8BSbLQvAjP41eTGeH/aopATDrJ+uDu8aVo2tllnzGY W83kLWMGFU4b+5ohPQj01Gm3+tZP9PuCbzi6TVtBRmARR9O0/+BTh2HZlLv/86Dj12Dp869myDsGB A7XJeK2Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rrZho-0000000AHmz-37cN; Tue, 02 Apr 2024 08:41:20 +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 1rrZhk-0000000AHm6-41Cj for barebox@lists.infradead.org; Tue, 02 Apr 2024 08:41:18 +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 1rrZhj-0005Fn-MU; Tue, 02 Apr 2024 10:41:15 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.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 1rrZhj-009wkI-A9; Tue, 02 Apr 2024 10:41:15 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1rrZhj-00E2XG-0l; Tue, 02 Apr 2024 10:41:15 +0200 From: Sascha Hauer To: barebox@lists.infradead.org, Lucas Stach In-Reply-To: <20240327165554.894805-1-l.stach@pengutronix.de> References: <20240327165554.894805-1-l.stach@pengutronix.de> Message-Id: <171204727523.3346081.4947144136808718865.b4-ty@pengutronix.de> Date: Tue, 02 Apr 2024 10:41:15 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.12.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240402_014117_119736_77251928 X-CRM114-Status: UNSURE ( 8.52 ) 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.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.1 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: Re: [PATCH] usb: onboard-hub: bail out if peer hub is already probed 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) On Wed, 27 Mar 2024 17:55:54 +0100, Lucas Stach wrote: > Many physical hub chips include multiple logical hubs to handle both > USB and 2 and 3. Both logical hubs will then match the onboard hub > driver, which means we'll end up with two driver instances trying to > control the reset GPIO that is only present once on the physical chip. > > As this doesn't make sense, just bail out of the probe function when > the peer-hub is already probed and can be assumed to handle power, > clocks and reset resources of the chip. > > [...] Applied, thanks! [1/1] usb: onboard-hub: bail out if peer hub is already probed https://git.pengutronix.de/cgit/barebox/commit/?id=5423885658da (link may not be stable) Best regards, -- Sascha Hauer