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([2a00:1fa0:25e:8f26:1014:e519:2b4e:4734]) by smtp.gmail.com with ESMTPSA id w24sm320690lfe.58.2020.04.20.02.38.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 20 Apr 2020 02:38:49 -0700 (PDT) Subject: Re: [PATCH v4 1/5] PCI: OF: Don't remap iospace on unsupported platform To: Jiaxun Yang , linux-mips@vger.kernel.org Cc: Bjorn Helgaas , Rob Herring , Thomas Bogendoerfer , Huacai Chen , Lorenzo Pieralisi , Andrew Murray , Paul Burton , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200330114239.1112759-1-jiaxun.yang@flygoat.com> <20200420071220.155357-1-jiaxun.yang@flygoat.com> From: Sergei Shtylyov Message-ID: Date: Mon, 20 Apr 2020 12:38:43 +0300 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200420071220.155357-1-jiaxun.yang@flygoat.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello! On 20.04.2020 10:12, Jiaxun Yang wrote: > There are some platforms don't support iospace remapping ^ that ^^^^^^^ I/O space? > like MIPS. However, our PCI code will try to remap iospace > unconditionally and reject io resources on these platforms. > > So we should remove iospace remapping check and use a range I/O space, maybe? > check instead on these platforms. > > Signed-off-by: Jiaxun Yang > -- > v4: Fix a typo in commit message. [...] MBR, Sergei