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Fri, 25 Jun 2021 11:34:40 -0700 (PDT) Received: from [192.168.1.101] ([92.176.231.106]) by smtp.gmail.com with ESMTPSA id z4sm6834597wrs.56.2021.06.25.11.34.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 25 Jun 2021 11:34:39 -0700 (PDT) Subject: Re: [PATCH v2] PCI: rockchip: Avoid accessing PCIe registers with clocks gated To: Bjorn Helgaas Cc: linux-kernel@vger.kernel.org, Peter Robinson , Shawn Lin , Bjorn Helgaas , Heiko Stuebner , Lorenzo Pieralisi , Rob Herring , linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org, Michal Simek , Ley Foon Tan , rfi@lists.rocketboards.org, Jingoo Han , Thierry Reding , Jonathan Hunter , linux-tegra@vger.kernel.org References: <20210625143235.GA3624355@bjorn-Precision-5520> From: Javier Martinez Canillas Message-ID: Date: Fri, 25 Jun 2021 20:34:38 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210625143235.GA3624355@bjorn-Precision-5520> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=javierm@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210625_113446_283527_F0DEB1D0 X-CRM114-Status: GOOD ( 21.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 6/25/21 4:32 PM, Bjorn Helgaas wrote: > On Fri, Jun 25, 2021 at 09:09:36AM +0200, Javier Martinez Canillas wrote: >> On 6/25/21 12:40 AM, Bjorn Helgaas wrote: > >>> I think this is also an issue with the following other drivers. They all >>> set the handler to something that uses an IRQ domain before they >>> actually initialize the domain: >> >> Yes, I agreed with your assessment and also noticed that others drivers have >> similar issues. I just don't have any of those platforms to try to reproduce >> the bugs and test a fix. > > Even if you don't have other platforms for testing, I'm thrilled when > folks point out issues with them and (given time and inclination) post > patches for them. > > I'd much rather fix *all* instances of the problem than just one, even > if we can't test them all. Frequently driver maintainers will review > and test patches for their hardware even if we can't. > Ok. I'll try to make some time next week to look at these drivers then and post at least RFC/RFT patches for people with available hardware to test the changes. Best regards, -- Javier Martinez Canillas Software Engineer New Platform Technologies Enablement team RHEL Engineering _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel