From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 35097376 for ; Mon, 25 Nov 2024 00:50:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732495818; cv=none; b=YVpDGc9o3wQRfop1vlGPhZf1ome6P0BqMBIvM54d9kvDGuyqgr455GRxztSTsZqiKZmi5ycqiDFJF8a8pugQNgNFo5uHiCJFBQqqzZ+2dbkDYA3ySgR9aPXaSuFJYqLA5uRGT43asPLJiffuSiUs9yvs/mji+xRrqKq61d23qoY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732495818; c=relaxed/simple; bh=QQOpZTrWPHV7PIm1xo+qlYS0+gIow3KGGlupBsIuXHg=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=eSCbmoUMDQl04sB6LTM6qP0bOfZb6Y6QSX5enKNb7Q9dbO9YtsDcOLy5U8iObgTDsR8hhPsKyUeSZGscqZEIBGLlbglIYmUUFXHquWNIEM+OltSapRRWo8SNcj/fhkxHlXa+9Nl3ZvHoGMwdlQe9Gcnjg2AIfGlxYx1MSOKNDYo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZQLOg1OB; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZQLOg1OB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B1E4FC4CECC; Mon, 25 Nov 2024 00:50:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1732495817; bh=QQOpZTrWPHV7PIm1xo+qlYS0+gIow3KGGlupBsIuXHg=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=ZQLOg1OBra8SjpZSqaR0R+E1KOJixax1a5EmqofT3QiGdCWqHgPxXBZFLJ7z8obKj nW+5NdE0by94h0sMrVpYLDc+wRcqluKVfeCa7hrgfldbGhI2pQy2tM4slCspj24fBU XUD9eJwwnJObGwZBypo4wLo0l7wuBnRf2ZeahqKKhcHqxKd4Vs7t4b4FCkJ2tUtocB iCqZlCak+f1vtgCkDpj2+4U/WONaD/KU0DOiAwUKXXz6V2LjhH2LkiLL0C39Y039xB e5WyMBikbs+0NYHisgh+Fz0Pwa0yD/HDLRcXfVX3I0Kcp6f5x4Lq+yX6M3Cg+xUKxb 9y4MVH9i4J87w== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 7183D3809A00; Mon, 25 Nov 2024 00:50:31 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] tg3: Set coherent DMA mask bits to 31 for BCM57766 chipsets From: patchwork-bot+netdevbpf@kernel.org Message-Id: <173249583016.3408383.9396476401419535053.git-patchwork-notify@kernel.org> Date: Mon, 25 Nov 2024 00:50:30 +0000 References: <20241119055741.147144-1-pavan.chebbi@broadcom.com> In-Reply-To: <20241119055741.147144-1-pavan.chebbi@broadcom.com> To: Pavan Chebbi Cc: davem@davemloft.net, michael.chan@broadcom.com, edumazet@google.com, gospo@broadcom.com, kuba@kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, andrew+netdev@lunn.ch, noureddine@arista.com, kalesh-anakkur.purayil@broadcom.com, somnath.kotur@broadcom.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 18 Nov 2024 21:57:41 -0800 you wrote: > The hardware on Broadcom 1G chipsets have a known limitation > where they cannot handle DMA addresses that cross over 4GB. > When such an address is encountered, the hardware sets the > address overflow error bit in the DMA status register and > triggers a reset. > > However, BCM57766 hardware is setting the overflow bit and > triggering a reset in some cases when there is no actual > underlying address overflow. The hardware team analyzed the > issue and concluded that it is happening when the status > block update has an address with higher (b16 to b31) bits > as 0xffff following a previous update that had lowest bits > as 0xffff. > > [...] Here is the summary with links: - [net] tg3: Set coherent DMA mask bits to 31 for BCM57766 chipsets https://git.kernel.org/netdev/net/c/614f4d166eee You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html