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[209.17.68.221]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-211056ef5f6sm96699695ad.8.2024.11.06.06.02.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Nov 2024 06:02:18 -0800 (PST) Date: Wed, 6 Nov 2024 23:02:17 +0900 From: Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= To: AngeloGioacchino Del Regno Cc: linux-pci@vger.kernel.org, ryder.lee@mediatek.com, jianjun.wang@mediatek.com, lpieralisi@kernel.org, robh@kernel.org, bhelgaas@google.com, matthias.bgg@gmail.com, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com, fshao@chromium.org, Manivannan Sadhasivam Subject: Re: [PATCH v4 2/2] PCI: mediatek-gen3: Add support for restricting link width Message-ID: <20241106140217.GA2745640@rocinante> References: <20241104114935.172908-1-angelogioacchino.delregno@collabora.com> <20241104114935.172908-3-angelogioacchino.delregno@collabora.com> <20241104132046.GA2504924@rocinante> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241106_060221_047202_897AFD18 X-CRM114-Status: GOOD ( 10.05 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello, > > Does this make sense here? Thoughts? [...] > There's a problem here: this property has to be optional - and if you change that > to return like that, you're breaking compatibility with older device trees, which > are not specifying any "num-lanes" property. Makes sense. I will keep your version. Thank you! Krzysztof