Received: by 2002:a05:7412:b995:b0:f9:9502:5bb8 with SMTP id it21csp6776884rdb; Tue, 2 Jan 2024 13:04:16 -0800 (PST) X-Google-Smtp-Source: AGHT+IFwHFegOBlj0WjLxsybcz/gFvdYzjA597yLUkjt8dC0WGQxtonGUj635HSbexH9S6QldZJR X-Received: by 2002:a05:6512:1112:b0:50e:9dbe:e563 with SMTP id l18-20020a056512111200b0050e9dbee563mr1207030lfg.77.1704229455911; Tue, 02 Jan 2024 13:04:15 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1704229455; cv=none; d=google.com; s=arc-20160816; b=q8CzlKGjcVsnqY/24IE+F60wjKFaQkgw/bHVr5ssk0Nep890aKXWh/Z7nBOAqTXc7T qj9seaCx7fZ33EmXkmiAxzkXoa7q/Mf3jdctLCKcv7MzPQE7FcJ5coM1iuRxaU1YXDMl ciMezPh15l2cBet5KnA/aXovbMkXVqbsWMedZpV46Wbcm33IXNYfmlHKS9eSPLtRkSx4 mBnqajm/xEGtiA1f47W0W+fKSFTUBfN2dr6ox1Agw70+d7lceSL4S319Yw5PyN7p63tn 9L9zFJO0tFYU4amv8jF+tWOfXGMoD4Le0o17siftL4gE1ll0L6/T1oiJL6cXULgFqhbA +52g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version :list-unsubscribe:list-subscribe:list-id:precedence:date:message-id :dkim-signature; bh=OKJoKCNa2on6MaUw+IXLyW9j+tclUcYQbGIbH/zTLG0=; fh=vHK55e0TbmcwFUVqYmsqs2kGx4uP8S3eekMI2S4+xMY=; b=adV2Et1cFPkVrP6+JYeh6PLwH4otzclGeogWNZcYYnfnHd0mRVCza7YrEty4vVbCWP 1kh4Sfy9IkFNLUceChgAEjlexISoda0UIdgktM9LBfuv52nNWMFvkXWIoKKR+fgMXy4w /+K6XufViNJbPc581HH5xghv4qxlAzin/GCV2Lh6gTqcVWy6IPCrWxJMF7T19PUKddeM /UJWjTZOA5TZ+9Ad2lsWsVZGMdpgXaXlHI3fxdG/03ZdgSUoSO5VCJu/EDoPSsGRhb0N yBgmgaTAq1r0d46AjtjUFOapOcoVWxJ7LvK29FU3dTEc62EtzBM4MeYAng4SGPhUej2F ILsw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=LNReoulY; spf=pass (google.com: domain of linux-kernel+bounces-14823-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-14823-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from am.mirrors.kernel.org (am.mirrors.kernel.org. [2604:1380:4601:e00::3]) by mx.google.com with ESMTPS id a23-20020a170906369700b00a2343c430d8si11101332ejc.483.2024.01.02.13.04.15 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Jan 2024 13:04:15 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-14823-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=LNReoulY; spf=pass (google.com: domain of linux-kernel+bounces-14823-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-14823-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 733201F22D55 for ; Tue, 2 Jan 2024 21:04:15 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id CB931168A2; Tue, 2 Jan 2024 21:04:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="LNReoulY" X-Original-To: linux-kernel@vger.kernel.org Received: from mail-wm1-f54.google.com (mail-wm1-f54.google.com [209.85.128.54]) (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 8CA8F16424 for ; Tue, 2 Jan 2024 21:04:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Received: by mail-wm1-f54.google.com with SMTP id 5b1f17b1804b1-40d89105365so16609245e9.0 for ; Tue, 02 Jan 2024 13:04:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1704229441; x=1704834241; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=OKJoKCNa2on6MaUw+IXLyW9j+tclUcYQbGIbH/zTLG0=; b=LNReoulYdt7YvJlzObO58x8UL17OIs4hGiNHhrytqtL0Vvuxs2S3vQagz6gwEQ3L5G iyFfVrKbFfuMy7jHeFCPZzwY5GmMxKizZwOWa0MJBUR6atRhGErKOnx6R/aSUnjXNfAP gdaJ/KR51tJnq+UUJGlho6ab8PmtTleTr5CATeYJIh9OT09yS9EKhFA2VMkYjZz6Kvyc a2HrHrEX1vGWmzWFLFPBMn9vSRTSh0v9TC5OjPYa9mxRuCyTFnUKkF8kavg+Fpx4El5G 5TOR0FS5SZFZUzIqQI0MHtaN34tECT/jb5TIrVxyiv/WRdx1v/72kS7ioWpRRjlhWSmY v5wQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1704229441; x=1704834241; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=OKJoKCNa2on6MaUw+IXLyW9j+tclUcYQbGIbH/zTLG0=; b=S4NLl4YH6Y30RLkfXLxFh81S7WBOEwuVVZGDaQCJDobsaGS4tM52Nzg+Y+yFkR0i9J LjDElCURQHV96oBxNxjwwC8KD8luN5zc0EHXe2FT77N9ulr6Prrgud2rNtj82L3kamJD 4pjJwcW2hAIoK7easOwYPZQbh5i2Z51LPpzfau9pFv3z8L6gaP8vYXvl9/UzAdNaGrIE OWe+2dHs5yj3IjDk89RZVZd5p/DwQ18NF4USDB/UNuTW8wD905POyVCyNZG97BoMGJ+/ J7uVUW2OTeHChiUe4SorUupEQsYmGRHqpohgRVpjUTDohafjp85zUt17LZMGgu92ucOp IAZw== X-Gm-Message-State: AOJu0YyFLgg0NGFgfBFvplrZauKFdL5OcnmfCZ2wLmJtGkJAfBPSTUPo oen4Z18yiskMP7WmPWjtPZ+V7Yy/dSw0jw== X-Received: by 2002:a05:600c:3053:b0:40c:38dc:f6c8 with SMTP id n19-20020a05600c305300b0040c38dcf6c8mr9139926wmh.172.1704229440917; Tue, 02 Jan 2024 13:04:00 -0800 (PST) Received: from [192.168.1.20] ([178.197.218.27]) by smtp.gmail.com with ESMTPSA id 14-20020a05600c020e00b0040d23cea7bcsm19170797wmi.1.2024.01.02.13.03.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 02 Jan 2024 13:04:00 -0800 (PST) Message-ID: <69d285c8-1f0d-49b4-8ac7-6bafc3bce430@linaro.org> Date: Tue, 2 Jan 2024 22:03:58 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/3] dt-bindings: usb: mtk-xhci: add a property for Gen1 isoc-in transfer issue Content-Language: en-US To: Chunfeng Yun , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , AngeloGioacchino Del Regno Cc: Conor Dooley , Matthias Brugger , Mathias Nyman , linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Eddie Hung , Macpaul Lin References: <20231227060316.8539-1-chunfeng.yun@mediatek.com> From: Krzysztof Kozlowski Autocrypt: addr=krzysztof.kozlowski@linaro.org; keydata= xsFNBFVDQq4BEAC6KeLOfFsAvFMBsrCrJ2bCalhPv5+KQF2PS2+iwZI8BpRZoV+Bd5kWvN79 cFgcqTTuNHjAvxtUG8pQgGTHAObYs6xeYJtjUH0ZX6ndJ33FJYf5V3yXqqjcZ30FgHzJCFUu JMp7PSyMPzpUXfU12yfcRYVEMQrmplNZssmYhiTeVicuOOypWugZKVLGNm0IweVCaZ/DJDIH gNbpvVwjcKYrx85m9cBVEBUGaQP6AT7qlVCkrf50v8bofSIyVa2xmubbAwwFA1oxoOusjPIE J3iadrwpFvsZjF5uHAKS+7wHLoW9hVzOnLbX6ajk5Hf8Pb1m+VH/E8bPBNNYKkfTtypTDUCj NYcd27tjnXfG+SDs/EXNUAIRefCyvaRG7oRYF3Ec+2RgQDRnmmjCjoQNbFrJvJkFHlPeHaeS BosGY+XWKydnmsfY7SSnjAzLUGAFhLd/XDVpb1Een2XucPpKvt9ORF+48gy12FA5GduRLhQU vK4tU7ojoem/G23PcowM1CwPurC8sAVsQb9KmwTGh7rVz3ks3w/zfGBy3+WmLg++C2Wct6nM Pd8/6CBVjEWqD06/RjI2AnjIq5fSEH/BIfXXfC68nMp9BZoy3So4ZsbOlBmtAPvMYX6U8VwD TNeBxJu5Ex0Izf1NV9CzC3nNaFUYOY8KfN01X5SExAoVTr09ewARAQABzTRLcnp5c3p0b2Yg S296bG93c2tpIDxrcnp5c3p0b2Yua296bG93c2tpQGxpbmFyby5vcmc+wsGUBBMBCgA+FiEE m9B+DgxR+NWWd7dUG5NDfTtBYpsFAmI+BxMCGwMFCRRfreEFCwkIBwIGFQoJCAsCBBYCAwEC HgECF4AACgkQG5NDfTtBYptgbhAAjAGunRoOTduBeC7V6GGOQMYIT5n3OuDSzG1oZyM4kyvO XeodvvYv49/ng473E8ZFhXfrre+c1olbr1A8pnz9vKVQs9JGVa6wwr/6ddH7/yvcaCQnHRPK mnXyP2BViBlyDWQ71UC3N12YCoHE2cVmfrn4JeyK/gHCvcW3hUW4i5rMd5M5WZAeiJj3rvYh v8WMKDJOtZFXxwaYGbvFJNDdvdTHc2x2fGaWwmXMJn2xs1ZyFAeHQvrp49mS6PBQZzcx0XL5 cU9ZjhzOZDn6Apv45/C/lUJvPc3lo/pr5cmlOvPq1AsP6/xRXsEFX/SdvdxJ8w9KtGaxdJuf rpzLQ8Ht+H0lY2On1duYhmro8WglOypHy+TusYrDEry2qDNlc/bApQKtd9uqyDZ+rx8bGxyY qBP6bvsQx5YACI4p8R0J43tSqWwJTP/R5oPRQW2O1Ye1DEcdeyzZfifrQz58aoZrVQq+innR aDwu8qDB5UgmMQ7cjDSeAQABdghq7pqrA4P8lkA7qTG+aw8Z21OoAyZdUNm8NWJoQy8m4nUP gmeeQPRc0vjp5JkYPgTqwf08cluqO6vQuYL2YmwVBIbO7cE7LNGkPDA3RYMu+zPY9UUi/ln5 dcKuEStFZ5eqVyqVoZ9eu3RTCGIXAHe1NcfcMT9HT0DPp3+ieTxFx6RjY3kYTGLOwU0EVUNc NAEQAM2StBhJERQvgPcbCzjokShn0cRA4q2SvCOvOXD+0KapXMRFE+/PZeDyfv4dEKuCqeh0 hihSHlaxTzg3TcqUu54w2xYskG8Fq5tg3gm4kh1Gvh1LijIXX99ABA8eHxOGmLPRIBkXHqJY oHtCvPc6sYKNM9xbp6I4yF56xVLmHGJ61KaWKf5KKWYgA9kfHufbja7qR0c6H79LIsiYqf92 H1HNq1WlQpu/fh4/XAAaV1axHFt/dY/2kU05tLMj8GjeQDz1fHas7augL4argt4e+jum3Nwt yupodQBxncKAUbzwKcDrPqUFmfRbJ7ARw8491xQHZDsP82JRj4cOJX32sBg8nO2N5OsFJOcd 5IE9v6qfllkZDAh1Rb1h6DFYq9dcdPAHl4zOj9EHq99/CpyccOh7SrtWDNFFknCmLpowhct9 5ZnlavBrDbOV0W47gO33WkXMFI4il4y1+Bv89979rVYn8aBohEgET41SpyQz7fMkcaZU+ok/ +HYjC/qfDxT7tjKXqBQEscVODaFicsUkjheOD4BfWEcVUqa+XdUEciwG/SgNyxBZepj41oVq FPSVE+Ni2tNrW/e16b8mgXNngHSnbsr6pAIXZH3qFW+4TKPMGZ2rZ6zITrMip+12jgw4mGjy 5y06JZvA02rZT2k9aa7i9dUUFggaanI09jNGbRA/ABEBAAHCwXwEGAEKACYCGwwWIQSb0H4O DFH41ZZ3t1Qbk0N9O0FimwUCYDzvagUJFF+UtgAKCRAbk0N9O0Fim9JzD/0auoGtUu4mgnna oEEpQEOjgT7l9TVuO3Qa/SeH+E0m55y5Fjpp6ZToc481za3xAcxK/BtIX5Wn1mQ6+szfrJQ6 59y2io437BeuWIRjQniSxHz1kgtFECiV30yHRgOoQlzUea7FgsnuWdstgfWi6LxstswEzxLZ Sj1EqpXYZE4uLjh6dW292sO+j4LEqPYr53hyV4I2LPmptPE9Rb9yCTAbSUlzgjiyyjuXhcwM qf3lzsm02y7Ooq+ERVKiJzlvLd9tSe4jRx6Z6LMXhB21fa5DGs/tHAcUF35hSJrvMJzPT/+u /oVmYDFZkbLlqs2XpWaVCo2jv8+iHxZZ9FL7F6AHFzqEFdqGnJQqmEApiRqH6b4jRBOgJ+cY qc+rJggwMQcJL9F+oDm3wX47nr6jIsEB5ZftdybIzpMZ5V9v45lUwmdnMrSzZVgC4jRGXzsU EViBQt2CopXtHtYfPAO5nAkIvKSNp3jmGxZw4aTc5xoAZBLo0OV+Ezo71pg3AYvq0a3/oGRG KQ06ztUMRrj8eVtpImjsWCd0bDWRaaR4vqhCHvAG9iWXZu4qh3ipie2Y0oSJygcZT7H3UZxq fyYKiqEmRuqsvv6dcbblD8ZLkz1EVZL6djImH5zc5x8qpVxlA0A0i23v5QvN00m6G9NFF0Le D2GYIS41Kv4Isx2dEFh+/Q== In-Reply-To: <20231227060316.8539-1-chunfeng.yun@mediatek.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 27/12/2023 07:03, Chunfeng Yun wrote: > For Gen1 isoc-in endpoint on controller before about SSUSB IPM v1.6.0, it > still send out unexpected ACK after receiving a short packet in burst > transfer, this will cause an exception on connected device, specially for > a 4k camera. > Add a quirk property "rx-fifo-depth" to work around this hardware issue, > prefer to use 3k bytes; > The side-effect is that may cause performance drop about 10%, including > bulk transfer. > > Signed-off-by: Chunfeng Yun > --- > v4: change rx-fifo size in bytes Acked-by: Krzysztof Kozlowski Best regards, Krzysztof