From mboxrd@z Thu Jan 1 00:00:00 1970 From: patchwork-bot+netdevbpf@kernel.org Date: Thu, 25 Nov 2021 16:00:10 +0000 Subject: [PATCH v2] mdio: aspeed: Fix "Link is Down" issue In-Reply-To: <20211125024432.15809-1-dylan_hung@aspeedtech.com> References: <20211125024432.15809-1-dylan_hung@aspeedtech.com> Message-ID: <163785601008.7926.14064362154729889685.git-patchwork-notify@kernel.org> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hello: This patch was applied to netdev/net.git (master) by Jakub Kicinski : On Thu, 25 Nov 2021 10:44:32 +0800 you wrote: > The issue happened randomly in runtime. The message "Link is Down" is > popped but soon it recovered to "Link is Up". > > The "Link is Down" results from the incorrect read data for reading the > PHY register via MDIO bus. The correct sequence for reading the data > shall be: > 1. fire the command > 2. wait for command done (this step was missing) > 3. wait for data idle > 4. read data from data register > > [...] Here is the summary with links: - [v2] mdio: aspeed: Fix "Link is Down" issue https://git.kernel.org/netdev/net/c/9dbe33cf371b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html