From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 03 May 2024 08:52:04 +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 1s2mm4-00GldZ-2W for lore@lore.pengutronix.de; Fri, 03 May 2024 08:52:04 +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 1s2mm4-0004Ho-9F for lore@pengutronix.de; Fri, 03 May 2024 08:52:04 +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=nDRRIawQ8UcrK+U1A8T/DJCsr1xdNyoo8RWwBcEXCic=; b=O1a3yiwm8N59BoKqovGh4LVwPI ty4NyRZdMkuwswUTCHMclo3ncJDA1T4dV+QfDXGz0WHo7hUuCcae7gzbVupMH/ebpSbcMx7C2hk85 xRuyNKjYFMXK3bsfL9v0v4tYRKgGEBsTCQNDmNQ5UBlDzOrDC5bwezFNjms58Hs3lGJ99fjnoRuE7 udVn7siNuHO3z/t14Nhse4QstwLfwAP9Aw6lTdtQXBMm9rE5Nz/m3n/P33AL7z7eQMgBvNiE7G0gW E2xHhVp05XDdbeTF0CVJJIT6aUBrSaEozs9j0RfCMxKmPWlwIqFQxqYMGnJRNZ+rEGV95Ql7dZ5bw KVrPCLTQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s2mlg-0000000FMme-29VN; Fri, 03 May 2024 06:51:40 +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 1s2mlc-0000000FMll-3odK for barebox@lists.infradead.org; Fri, 03 May 2024 06:51:39 +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 1s2mlb-00049M-Ie; Fri, 03 May 2024 08:51:35 +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 1s2mlb-00FefD-6L; Fri, 03 May 2024 08:51:35 +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 1s2mlb-0003FO-0R; Fri, 03 May 2024 08:51:35 +0200 From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum In-Reply-To: <20240502151723.3964267-1-a.fatoum@pengutronix.de> References: <20240502151723.3964267-1-a.fatoum@pengutronix.de> Message-Id: <171471909513.12406.11160519884948572812.b4-ty@pengutronix.de> Date: Fri, 03 May 2024 08:51:35 +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-20240502_235137_444853_AB1D22F2 X-CRM114-Status: UNSURE ( 7.91 ) 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=-5.8 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 master] mdio_bus: return 0xFFFF when read fails with error code 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 Thu, 02 May 2024 17:17:23 +0200, Ahmad Fatoum wrote: > phy_read may return an error code if the underlying transport > misbehaves, e.g. a busy and non-recoverable I2C bus. > > Instead of packing the error code value into the buffer, let's just > report 0xFFFF, which is the natural value used for unresponsive PHYs, > due to the pull-ups. > > [...] Applied, thanks! [1/1] mdio_bus: return 0xFFFF when read fails with error code https://git.pengutronix.de/cgit/barebox/commit/?id=ff36e78033e8 (link may not be stable) Best regards, -- Sascha Hauer