From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f180.google.com (mail-pl1-f180.google.com [209.85.214.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8D98C1D514A for ; Tue, 11 Mar 2025 17:39:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.180 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741714761; cv=none; b=CaQlXclJC5+I67wRd9VJypNwnTmeFAwBNKJKDUrEK8WZTZ1Awqs0brh97WyOXn/iD6scHzQJ/tMqXUhyWL1TZNPCSJd2/9NE8XjF8s/oWRimRoSst7zgw+bxNwXrNNlQQN/0KulGr79/eVwMtaYpfhwjvX8A55/W8bL9v+cNxSo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741714761; c=relaxed/simple; bh=cU19KBEohon51lJrlMA6nYRu8o1JhUZRBfIUbL/vpPQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=chlZK55yWfFfSIFg16qsV/bRuMGk1qb0rgH/kilJ+JMPcA44QKuVEgP3Y8+VoCnirCVoBzDM8g5clCu201KVauRHTvv6F+Z72qT6TiPEZ0MKBQqLbWP59leSnGXdExj9Gd4pdFuWP6WtsCMWCflaTfN5kBgj/Kup5eScyo5i1LM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.com; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.214.180 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pl1-f180.google.com with SMTP id d9443c01a7336-22337bc9ac3so111684075ad.1 for ; Tue, 11 Mar 2025 10:39:19 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741714759; x=1742319559; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=SJPhCqOA/x8C7+uwqlrf0fJMOjg+toTeNzwmc6kfiEE=; b=r5TVVKyuAsHoPoY7jUamefq/SDKvuxy8o9y/QBR+D/x/5VmJg6AIQx+Ch+tk2gX0Rw 9IEL+B7GLvybR/lEBr5w6l7OEK0P4DKu7UneFDCL8t63H0BfNboXxKiqaQPUUZXtH3NY l+tgRv/WC4fBR2S8r667WcosTidhz9+pA10lJs5ieJg7LCCV8AMJaN6KlcbDDzy+/gjI SeqAvQXhCjhF/OCUQmM4vo7gwz1hKv46qFNx5SzC7xUsgXkzrEwJ2DE0l+PFJMfZXEnF 1Oy3hzyytLNmQJUSO9jJE7whM1p5LRJrgapncPPgg5vAGASQnQz6r64JXdE9QXtkLkBg Gzsw== X-Forwarded-Encrypted: i=1; AJvYcCWruvVEviUZSywA5+dLlnzhPGhdhVyFO32lbY/1lLM3m0/Vt9OyPw1AuOFdHw5C5CSI7sSmSCvNFsQ=@vger.kernel.org X-Gm-Message-State: AOJu0YwCmaE6iW0Q30qzPa300JUrvB7gGDBdMKTmZQdau+vi38TiiI+2 SgbyHdciO4pPHf+KCjvOTedmMdMPVB7Wjro0lgQrNI5TXK03tw1W X-Gm-Gg: ASbGncsMpCNewlIAa8KD1BfnYGimonby8WBm+AJvae+PLfpijC3TVPZd/5MWzKaV/r2 KMrp1uuSWSaadvCsLkKkIcq/UvQ55FU416odtQFGo0Ykwfn7kswctAXc9qn/4lPo0JKkAlfxc4g DvMMXFKPakzloV/rXix8Wn0GdtR7PSScH9SmpG3yv4wRe9gdjDse4rZda52R4uCXHNoXDXkTiSc gxnHC4abus5JJbJUTahCdRqE5D68OznP31ZyMYYb7v3VtmrT0jtJLaIRcYvdtLsGkgqg1CXQoAe zssn4MwYBL8ofC0Ncp6BnpGctCzwwFFPrQAEznpREbMGQi9v3wu9cFwtV/kPrqblkpkPO7OsK1s AOH4= X-Google-Smtp-Source: AGHT+IHmkmW5YLt+panPYkV7ekm3RJZ9cmgQ2u7tF6hqN6YJIhhpS9OXTrPzB4mw8w1OTZEBxQ6XWg== X-Received: by 2002:a05:6a00:1395:b0:736:476b:fcd3 with SMTP id d2e1a72fcca58-736eb8a2cfemr6649510b3a.24.1741714758797; Tue, 11 Mar 2025 10:39:18 -0700 (PDT) Received: from localhost (fpd11144dd.ap.nuro.jp. [209.17.68.221]) by smtp.gmail.com with UTF8SMTPSA id d2e1a72fcca58-736abe02bdasm8989497b3a.31.2025.03.11.10.39.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Mar 2025 10:39:18 -0700 (PDT) Date: Wed, 12 Mar 2025 02:39:16 +0900 From: Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= To: Niklas Cassel Cc: Jingoo Han , Manivannan Sadhasivam , Lorenzo Pieralisi , Rob Herring , Bjorn Helgaas , Heiko Stuebner , Shawn Lin , Damien Le Moal , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: Re: [PATCH v3 0/2] PCI: dw-rockchip: hide broken ATS cap in EP-mode Message-ID: <20250311173916.GA2673952@rocinante> References: <20250310094826.842681-4-cassel@kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250310094826.842681-4-cassel@kernel.org> Hello, > Hello there, > > Address Translation Services (ATS) is broken on rk3588 when running the > PCIe controller in Endpoint Mode. > > This causes IOTLB invalidation timeout errors on the host side when using > and rk3588 in Endpoint Mode, and you are unable to run pci_endpoint_test. > > Solve this by hiding the ATS capability. > With this, we do not get any IOTLB invalidation timeouts, and we can run > pci_endpoint_test successfully. Applied to controller/dwc, thank you! Krzysztof