From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f43.google.com (mail-ot1-f43.google.com [209.85.210.43]) (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 6250D3F4DCF for ; Sat, 13 Jun 2026 15:42:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.43 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781365333; cv=none; b=Meiwe2jwAgHQDpodvJEYp6SbvDA2dePPlSDXxJPTU3OKYgWNdNlyyesnHji366fsu8NXBZdJJ8EfuwvufKqODp53P7FHknim+uVTY9Vgoctlx8qB5oRXqH/B+9btUGkZmSzoVeZsZ9Z4k/kXf7kQYVfwVbwqUxFiT0dTtsggPhI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781365333; c=relaxed/simple; bh=lbFhGpYEWQ96EyP9RT0p5UXyo/Cge3O1Wk6CbBcvxMQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=mG9gR15s7bI2Ey01oai3yu75aqDDmgL2RY174e4itO92FVecxYNsiHhcI5DIzw/hp6vEUc7WoGEOEU51EDjGDGqGjBjcwCl4nNPh1iXQd9idm5VieQij4zhhc5bNCbi79+kc66f1Pj3T6veRrbp/jk1HstKBtd9ztZfG6lS4lo8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=NBrN/ekT; arc=none smtp.client-ip=209.85.210.43 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NBrN/ekT" Received: by mail-ot1-f43.google.com with SMTP id 46e09a7af769-7e6da33a561so1721593a34.3 for ; Sat, 13 Jun 2026 08:42:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781365330; x=1781970130; darn=lists.linux.dev; h=in-reply-to:autocrypt:from:content-language:references:cc:to :subject:user-agent:mime-version:date:message-id:from:to:cc:subject :date:message-id:reply-to; bh=NwXjSTwMV82bJq2c2QUrCpCMGGX+TJd7sCO4BIhagAc=; b=NBrN/ekT0wTq+gCRJcDCOaD3TFZhHPM+PWxQL+uG8QSi0RlkvAycwLRvS+vC/+qUPC 6nU46gfLEf+Tu1pZxwaNyJFELVtUfJwvozPo0qRdjzbhzFXwQR5Xwybscyn3GDrKnk3n 8U3jA8m7emXS/cer11Ga7ttDFBH37TkX5SvNf227GJlj6rdLPUjYDwm+jd1SK94QLzPF BdoyNHc0pO4YL/s95SvpdstHzX1r9ryzrMNGuKNLafKytOaomeffCuZQ7+tIUqXUZV8y GpmOqTU1MsDlSmkxUQ5vBZXRacmRdW7fIPcgD52/HLfZ8MR6amVaQbQBQt9DajCbJY64 m3Lg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781365330; x=1781970130; h=in-reply-to:autocrypt:from:content-language:references:cc:to :subject:user-agent:mime-version:date:message-id:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=NwXjSTwMV82bJq2c2QUrCpCMGGX+TJd7sCO4BIhagAc=; b=SEpmu6+a6xiG+n/rBtlAm9Ym9jqupZPPBqzBI2bTHl21Y7SKMNJJoqrsXIXyv2rW8b kKRX8PPQCkjB4UidoogNcYkHHaV60dw+X9GEP0LJZIUK2mxc6NcgUAosQShDEeifl6ln jUWTxDDPzxZrju+MSZ/ytk6NBiPIBtixeZgOwz2qy0EBxPM9NMJoYGEBqFF5Gcy2wF+j DblBgCmm/aFN98kLm+WWHExMzKGhWC8AwneaPnIl0yfvG8n6wSt9+eYqHAXifR96QHRi URZQLI6n1Neh2RiTe29GrPfFKmjd0HCoQHRPYebIkJ8WQK9++XhKKYzW3gH88kRaHoZO 1vyg== X-Forwarded-Encrypted: i=1; AFNElJ+5UDOfCt5XoJNb2myQnZnRTNg0umasV2nVo6gic+PP19PmUjg7GEhkTatYXEskyv2Wn57cRR8em8KM6elxow==@lists.linux.dev X-Gm-Message-State: AOJu0YwRmgqM1QbgdcYDvu01Azq49hZdqINgQi2VKvBRFTLBu4lrakOK 0XQsCld6GGLcA+TW3TVCCLCgRMADWBanmHEbLGzi9V24noDBS/hgUA7m X-Gm-Gg: Acq92OGjOJb6J9UBRtXOaH8U55bBT+TxwUWJHhOOHhQ+xdfdwE8BjU9dVIbnFII894c FgizBqYEAbHD21DnLmwrsALuqfI+S9WRz3BFiByc6st64VPPuJCrSeCYvPI6b/vYs2gSIPyoQ1b h29r7a7STVeUSSG6k9RJnKgnxr+3DzyR7KuiouetTxMMNH7WKD34jEPOXqrXOBQaI2E4GnHiXnN nw4Zmz/uwZT7tEueffj/pWMHtu98GaQLECkPl7gXYlhYvD2IvlmRxquWSG9pz7HJsDxc5hO7MBx kS6e7afFpGtg7yxht8C4TLQ6n4ltMbkJSbnyotHoeZYrh2TO0KNHY/mKjNwYmJFAKDGOX0lylnW lN+NOM1JpQF29L79qMVV/KP5xspehUjgQJjFPqe0nJ5brAu+/T/mhlpmfFO9ZnHnRFMr7bibeRe nrwyGoFhqXEItUtgs5FTf7A6Sv2PKW9Bhc2G7/Wr/cnecf7205mX92/GeKuyowaxNh6hx+bYBzP 2iZWDoPMKG4ceqzQLSQhLOr2o6vrV4CcuZSfDg= X-Received: by 2002:a05:6830:82a4:b0:7dc:e37b:b5d3 with SMTP id 46e09a7af769-7e784735fdfmr4993951a34.7.1781365330077; Sat, 13 Jun 2026 08:42:10 -0700 (PDT) Received: from [10.138.34.110] (h69-131-147-66.cncrtn.broadband.dynamic.tds.net. [69.131.147.66]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-7e781740de4sm4241994a34.23.2026.06.13.08.42.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 13 Jun 2026 08:42:08 -0700 (PDT) Message-ID: <2e5f2956-eab4-42b6-92cf-20cb1bb49845@gmail.com> Date: Sat, 13 Jun 2026 11:42:03 -0400 Precedence: bulk X-Mailing-List: virtio-comment@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH] virtio-usb: Add initial virtio-usb specification To: Vasilii Ianikeev , virtio-comment@lists.linux.dev Cc: igor.skalkin@oss.qualcomm.com References: <20260611130826.287372-1-vasilii.ianikeev@oss.qualcomm.com> Content-Language: en-US From: Demi Marie Obenour Autocrypt: addr=demiobenour@gmail.com; keydata= xsFNBFp+A0oBEADffj6anl9/BHhUSxGTICeVl2tob7hPDdhHNgPR4C8xlYt5q49yB+l2nipd aq+4Gk6FZfqC825TKl7eRpUjMriwle4r3R0ydSIGcy4M6eb0IcxmuPYfbWpr/si88QKgyGSV Z7GeNW1UnzTdhYHuFlk8dBSmB1fzhEYEk0RcJqg4AKoq6/3/UorR+FaSuVwT7rqzGrTlscnT DlPWgRzrQ3jssesI7sZLm82E3pJSgaUoCdCOlL7MMPCJwI8JpPlBedRpe9tfVyfu3euTPLPx wcV3L/cfWPGSL4PofBtB8NUU6QwYiQ9Hzx4xOyn67zW73/G0Q2vPPRst8LBDqlxLjbtx/WLR 6h3nBc3eyuZ+q62HS1pJ5EvUT1vjyJ1ySrqtUXWQ4XlZyoEFUfpJxJoN0A9HCxmHGVckzTRl 5FMWo8TCniHynNXsBtDQbabt7aNEOaAJdE7to0AH3T/Bvwzcp0ZJtBk0EM6YeMLtotUut7h2 Bkg1b//r6bTBswMBXVJ5H44Qf0+eKeUg7whSC9qpYOzzrm7+0r9F5u3qF8ZTx55TJc2g656C 9a1P1MYVysLvkLvS4H+crmxA/i08Tc1h+x9RRvqba4lSzZ6/Tmt60DPM5Sc4R0nSm9BBff0N m0bSNRS8InXdO1Aq3362QKX2NOwcL5YaStwODNyZUqF7izjK4QARAQABzTxEZW1pIE1hcmll IE9iZW5vdXIgKGxvdmVyIG9mIGNvZGluZykgPGRlbWlvYmVub3VyQGdtYWlsLmNvbT7CwXgE EwECACIFAlp+A0oCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJELKItV//nCLBhr8Q AK/xrb4wyi71xII2hkFBpT59ObLN+32FQT7R3lbZRjVFjc6yMUjOb1H/hJVxx+yo5gsSj5LS 9AwggioUSrcUKldfA/PKKai2mzTlUDxTcF3vKx6iMXKA6AqwAw4B57ZEJoMM6egm57TV19kz PMc879NV2nc6+elaKl+/kbVeD3qvBuEwsTe2Do3HAAdrfUG/j9erwIk6gha/Hp9yZlCnPTX+ VK+xifQqt8RtMqS5R/S8z0msJMI/ajNU03kFjOpqrYziv6OZLJ5cuKb3bZU5aoaRQRDzkFIR 6aqtFLTohTo20QywXwRa39uFaOT/0YMpNyel0kdOszFOykTEGI2u+kja35g9TkH90kkBTG+a EWttIht0Hy6YFmwjcAxisSakBuHnHuMSOiyRQLu43ej2+mDWgItLZ48Mu0C3IG1seeQDjEYP tqvyZ6bGkf2Vj+L6wLoLLIhRZxQOedqArIk/Sb2SzQYuxN44IDRt+3ZcDqsPppoKcxSyd1Ny 2tpvjYJXlfKmOYLhTWs8nwlAlSHX/c/jz/ywwf7eSvGknToo1Y0VpRtoxMaKW1nvH0OeCSVJ itfRP7YbiRVc2aNqWPCSgtqHAuVraBRbAFLKh9d2rKFB3BmynTUpc1BQLJP8+D5oNyb8Ts4x Xd3iV/uD8JLGJfYZIR7oGWFLP4uZ3tkneDfYzsFNBFp+A0oBEAC9ynZI9LU+uJkMeEJeJyQ/ 8VFkCJQPQZEsIGzOTlPnwvVna0AS86n2Z+rK7R/usYs5iJCZ55/JISWd8xD57ue0eB47bcJv VqGlObI2DEG8TwaW0O0duRhDgzMEL4t1KdRAepIESBEA/iPpI4gfUbVEIEQuqdqQyO4GAe+M kD0Hy5JH/0qgFmbaSegNTdQg5iqYjRZ3ttiswalql1/iSyv1WYeC1OAs+2BLOAT2NEggSiVO txEfgewsQtCWi8H1SoirakIfo45Hz0tk/Ad9ZWh2PvOGt97Ka85o4TLJxgJJqGEnqcFUZnJJ riwoaRIS8N2C8/nEM53jb1sH0gYddMU3QxY7dYNLIUrRKQeNkF30dK7V6JRH7pleRlf+wQcN fRAIUrNlatj9TxwivQrKnC9aIFFHEy/0mAgtrQShcMRmMgVlRoOA5B8RTulRLCmkafvwuhs6 dCxN0GNAORIVVFxjx9Vn7OqYPgwiofZ6SbEl0hgPyWBQvE85klFLZLoj7p+joDY1XNQztmfA rnJ9x+YV4igjWImINAZSlmEcYtd+xy3Li/8oeYDAqrsnrOjb+WvGhCykJk4urBog2LNtcyCj kTs7F+WeXGUo0NDhbd3Z6AyFfqeF7uJ3D5hlpX2nI9no/ugPrrTVoVZAgrrnNz0iZG2DVx46 x913pVKHl5mlYQARAQABwsFfBBgBAgAJBQJafgNKAhsMAAoJELKItV//nCLBwNIP/AiIHE8b oIqReFQyaMzxq6lE4YZCZNj65B/nkDOvodSiwfwjjVVE2V3iEzxMHbgyTCGA67+Bo/d5aQGj gn0TPtsGzelyQHipaUzEyrsceUGWYoKXYyVWKEfyh0cDfnd9diAm3VeNqchtcMpoehETH8fr RHnJdBcjf112PzQSdKC6kqU0Q196c4Vp5HDOQfNiDnTf7gZSj0BraHOByy9LEDCLhQiCmr+2 E0rW4tBtDAn2HkT9uf32ZGqJCn1O+2uVfFhGu6vPE5qkqrbSE8TG+03H8ecU2q50zgHWPdHM OBvy3EhzfAh2VmOSTcRK+tSUe/u3wdLRDPwv/DTzGI36Kgky9MsDC5gpIwNbOJP2G/q1wT1o Gkw4IXfWv2ufWiXqJ+k7HEi2N1sree7Dy9KBCqb+ca1vFhYPDJfhP75I/VnzHVssZ/rYZ9+5 1yDoUABoNdJNSGUYl+Yh9Pw9pE3Kt4EFzUlFZWbE4xKL/NPno+z4J9aWemLLszcYz/u3XnbO vUSQHSrmfOzX3cV4yfmjM5lewgSstoxGyTx2M8enslgdXhPthZlDnTnOT+C+OTsh8+m5tos8 HQjaPM01MKBiAqdPgksm1wu2DrrwUi6ChRVTUBcj6+/9IJ81H2P2gJk3Ls3AVIxIffLoY34E +MYSfkEjBz0E8CLOcAw7JIwAaeBT In-Reply-To: <20260611130826.287372-1-vasilii.ianikeev@oss.qualcomm.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------Go0a9JO00KG7VmOM0EDu6f8p" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------Go0a9JO00KG7VmOM0EDu6f8p Content-Type: multipart/mixed; boundary="------------83MxCGmHDW9QYUvw9tCME401"; protected-headers="v1" Message-ID: <2e5f2956-eab4-42b6-92cf-20cb1bb49845@gmail.com> Date: Sat, 13 Jun 2026 11:42:03 -0400 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH] virtio-usb: Add initial virtio-usb specification To: Vasilii Ianikeev , virtio-comment@lists.linux.dev Cc: igor.skalkin@oss.qualcomm.com References: <20260611130826.287372-1-vasilii.ianikeev@oss.qualcomm.com> Content-Language: en-US From: Demi Marie Obenour Autocrypt: addr=demiobenour@gmail.com; keydata= xsFNBFp+A0oBEADffj6anl9/BHhUSxGTICeVl2tob7hPDdhHNgPR4C8xlYt5q49yB+l2nipd aq+4Gk6FZfqC825TKl7eRpUjMriwle4r3R0ydSIGcy4M6eb0IcxmuPYfbWpr/si88QKgyGSV Z7GeNW1UnzTdhYHuFlk8dBSmB1fzhEYEk0RcJqg4AKoq6/3/UorR+FaSuVwT7rqzGrTlscnT DlPWgRzrQ3jssesI7sZLm82E3pJSgaUoCdCOlL7MMPCJwI8JpPlBedRpe9tfVyfu3euTPLPx wcV3L/cfWPGSL4PofBtB8NUU6QwYiQ9Hzx4xOyn67zW73/G0Q2vPPRst8LBDqlxLjbtx/WLR 6h3nBc3eyuZ+q62HS1pJ5EvUT1vjyJ1ySrqtUXWQ4XlZyoEFUfpJxJoN0A9HCxmHGVckzTRl 5FMWo8TCniHynNXsBtDQbabt7aNEOaAJdE7to0AH3T/Bvwzcp0ZJtBk0EM6YeMLtotUut7h2 Bkg1b//r6bTBswMBXVJ5H44Qf0+eKeUg7whSC9qpYOzzrm7+0r9F5u3qF8ZTx55TJc2g656C 9a1P1MYVysLvkLvS4H+crmxA/i08Tc1h+x9RRvqba4lSzZ6/Tmt60DPM5Sc4R0nSm9BBff0N m0bSNRS8InXdO1Aq3362QKX2NOwcL5YaStwODNyZUqF7izjK4QARAQABzTxEZW1pIE1hcmll IE9iZW5vdXIgKGxvdmVyIG9mIGNvZGluZykgPGRlbWlvYmVub3VyQGdtYWlsLmNvbT7CwXgE EwECACIFAlp+A0oCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJELKItV//nCLBhr8Q AK/xrb4wyi71xII2hkFBpT59ObLN+32FQT7R3lbZRjVFjc6yMUjOb1H/hJVxx+yo5gsSj5LS 9AwggioUSrcUKldfA/PKKai2mzTlUDxTcF3vKx6iMXKA6AqwAw4B57ZEJoMM6egm57TV19kz PMc879NV2nc6+elaKl+/kbVeD3qvBuEwsTe2Do3HAAdrfUG/j9erwIk6gha/Hp9yZlCnPTX+ VK+xifQqt8RtMqS5R/S8z0msJMI/ajNU03kFjOpqrYziv6OZLJ5cuKb3bZU5aoaRQRDzkFIR 6aqtFLTohTo20QywXwRa39uFaOT/0YMpNyel0kdOszFOykTEGI2u+kja35g9TkH90kkBTG+a EWttIht0Hy6YFmwjcAxisSakBuHnHuMSOiyRQLu43ej2+mDWgItLZ48Mu0C3IG1seeQDjEYP tqvyZ6bGkf2Vj+L6wLoLLIhRZxQOedqArIk/Sb2SzQYuxN44IDRt+3ZcDqsPppoKcxSyd1Ny 2tpvjYJXlfKmOYLhTWs8nwlAlSHX/c/jz/ywwf7eSvGknToo1Y0VpRtoxMaKW1nvH0OeCSVJ itfRP7YbiRVc2aNqWPCSgtqHAuVraBRbAFLKh9d2rKFB3BmynTUpc1BQLJP8+D5oNyb8Ts4x Xd3iV/uD8JLGJfYZIR7oGWFLP4uZ3tkneDfYzsFNBFp+A0oBEAC9ynZI9LU+uJkMeEJeJyQ/ 8VFkCJQPQZEsIGzOTlPnwvVna0AS86n2Z+rK7R/usYs5iJCZ55/JISWd8xD57ue0eB47bcJv VqGlObI2DEG8TwaW0O0duRhDgzMEL4t1KdRAepIESBEA/iPpI4gfUbVEIEQuqdqQyO4GAe+M kD0Hy5JH/0qgFmbaSegNTdQg5iqYjRZ3ttiswalql1/iSyv1WYeC1OAs+2BLOAT2NEggSiVO txEfgewsQtCWi8H1SoirakIfo45Hz0tk/Ad9ZWh2PvOGt97Ka85o4TLJxgJJqGEnqcFUZnJJ riwoaRIS8N2C8/nEM53jb1sH0gYddMU3QxY7dYNLIUrRKQeNkF30dK7V6JRH7pleRlf+wQcN fRAIUrNlatj9TxwivQrKnC9aIFFHEy/0mAgtrQShcMRmMgVlRoOA5B8RTulRLCmkafvwuhs6 dCxN0GNAORIVVFxjx9Vn7OqYPgwiofZ6SbEl0hgPyWBQvE85klFLZLoj7p+joDY1XNQztmfA rnJ9x+YV4igjWImINAZSlmEcYtd+xy3Li/8oeYDAqrsnrOjb+WvGhCykJk4urBog2LNtcyCj kTs7F+WeXGUo0NDhbd3Z6AyFfqeF7uJ3D5hlpX2nI9no/ugPrrTVoVZAgrrnNz0iZG2DVx46 x913pVKHl5mlYQARAQABwsFfBBgBAgAJBQJafgNKAhsMAAoJELKItV//nCLBwNIP/AiIHE8b oIqReFQyaMzxq6lE4YZCZNj65B/nkDOvodSiwfwjjVVE2V3iEzxMHbgyTCGA67+Bo/d5aQGj gn0TPtsGzelyQHipaUzEyrsceUGWYoKXYyVWKEfyh0cDfnd9diAm3VeNqchtcMpoehETH8fr RHnJdBcjf112PzQSdKC6kqU0Q196c4Vp5HDOQfNiDnTf7gZSj0BraHOByy9LEDCLhQiCmr+2 E0rW4tBtDAn2HkT9uf32ZGqJCn1O+2uVfFhGu6vPE5qkqrbSE8TG+03H8ecU2q50zgHWPdHM OBvy3EhzfAh2VmOSTcRK+tSUe/u3wdLRDPwv/DTzGI36Kgky9MsDC5gpIwNbOJP2G/q1wT1o Gkw4IXfWv2ufWiXqJ+k7HEi2N1sree7Dy9KBCqb+ca1vFhYPDJfhP75I/VnzHVssZ/rYZ9+5 1yDoUABoNdJNSGUYl+Yh9Pw9pE3Kt4EFzUlFZWbE4xKL/NPno+z4J9aWemLLszcYz/u3XnbO vUSQHSrmfOzX3cV4yfmjM5lewgSstoxGyTx2M8enslgdXhPthZlDnTnOT+C+OTsh8+m5tos8 HQjaPM01MKBiAqdPgksm1wu2DrrwUi6ChRVTUBcj6+/9IJ81H2P2gJk3Ls3AVIxIffLoY34E +MYSfkEjBz0E8CLOcAw7JIwAaeBT In-Reply-To: <20260611130826.287372-1-vasilii.ianikeev@oss.qualcomm.com> --------------83MxCGmHDW9QYUvw9tCME401 Content-Type: multipart/mixed; boundary="------------kIwtozReWL0wTPe9AkfbCXEx" --------------kIwtozReWL0wTPe9AkfbCXEx Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 6/11/26 09:08, Vasilii Ianikeev wrote: > This patch introduces the draft virtio-usb device specification, which > defines a dual-role USB device capable of operating as a USB host > controller, USB device controller, or both roles with dynamic role > switching support. >=20 > A USB device may support one or more ports. Each port can operate as a > USB host controller port, USB device controller port, or a dual-role > port that allows role switching, depending on the device=E2=80=99s capa= bilities. >=20 >=20 > The specification includes: >=20 > - Device ID assignment (49) (already reserved) and feature bits for > host, device, and role switching capabilities > - Dedicated virtqueue sets for USB host role, USB device role, and OTG > role switching operations > - Data transfer support for all USB endpoint types (control, interrupt,= > bulk, and isochronous) > - USB host role operations including device connection/disconnection > events, URB submission, and bulk stream management > - USB device role operations including endpoint management, gadget > lifecycle events, and control request handling > - USB OTG support for dynamic role switching between host and device > modes > - Multi-port support allowing devices to expose multiple USB ports with= > independent role configurations >=20 > The specification refers to USB 2.0 and USB 3.2 specifications for > common terms. >=20 > For this device, there is a prototypical Linux kernel driver for which > upstreaming is planned, and a proprietary device implementation. Would it be possible to have a device implementation in QEMU, crosvm, or another open source project? If the only implementation is proprietary, the driver will be of limited value to the community. --=20 Sincerely, Demi Marie Obenour (she/her/hers) --------------kIwtozReWL0wTPe9AkfbCXEx Content-Type: application/pgp-keys; name="OpenPGP_0xB288B55FFF9C22C1.asc" Content-Disposition: attachment; filename="OpenPGP_0xB288B55FFF9C22C1.asc" Content-Description: OpenPGP public key Content-Transfer-Encoding: quoted-printable -----BEGIN PGP PUBLIC KEY BLOCK----- xsFNBFp+A0oBEADffj6anl9/BHhUSxGTICeVl2tob7hPDdhHNgPR4C8xlYt5q49y B+l2nipdaq+4Gk6FZfqC825TKl7eRpUjMriwle4r3R0ydSIGcy4M6eb0IcxmuPYf bWpr/si88QKgyGSVZ7GeNW1UnzTdhYHuFlk8dBSmB1fzhEYEk0RcJqg4AKoq6/3/ UorR+FaSuVwT7rqzGrTlscnTDlPWgRzrQ3jssesI7sZLm82E3pJSgaUoCdCOlL7M MPCJwI8JpPlBedRpe9tfVyfu3euTPLPxwcV3L/cfWPGSL4PofBtB8NUU6QwYiQ9H zx4xOyn67zW73/G0Q2vPPRst8LBDqlxLjbtx/WLR6h3nBc3eyuZ+q62HS1pJ5EvU T1vjyJ1ySrqtUXWQ4XlZyoEFUfpJxJoN0A9HCxmHGVckzTRl5FMWo8TCniHynNXs BtDQbabt7aNEOaAJdE7to0AH3T/Bvwzcp0ZJtBk0EM6YeMLtotUut7h2Bkg1b//r 6bTBswMBXVJ5H44Qf0+eKeUg7whSC9qpYOzzrm7+0r9F5u3qF8ZTx55TJc2g656C 9a1P1MYVysLvkLvS4H+crmxA/i08Tc1h+x9RRvqba4lSzZ6/Tmt60DPM5Sc4R0nS m9BBff0Nm0bSNRS8InXdO1Aq3362QKX2NOwcL5YaStwODNyZUqF7izjK4QARAQAB zTxEZW1pIE9iZW5vdXIgKElUTCBFbWFpbCBLZXkpIDxhdGhlbmFAaW52aXNpYmxl dGhpbmdzbGFiLmNvbT7CwY4EEwEIADgWIQR2h02fEza6IlkHHHGyiLVf/5wiwQUC X6YJvQIbAwULCQgHAgYVCgkICwIEFgIDAQIeAQIXgAAKCRCyiLVf/5wiwWRhD/0Y R+YYC5Kduv/2LBgQJIygMsFiRHbR4+tWXuTFqgrxxFSlMktZ6gQrQCWe38WnOXkB oY6n/5lSJdfnuGd2UagZ/9dkaGMUkqt+5WshLFly4BnP7pSsWReKgMP7etRTwn3S zk1OwFx2lzY1EnnconPLfPBc6rWG2moA6l0WX+3WNR1B1ndqpl2hPSjT2jUCBWDV rGOUSX7r5f1WgtBeNYnEXPBCUUM51pFGESmfHIXQrqFDA7nBNiIVFDJTmQzuEqIy Jl67pKNgooij5mKzRhFKHfjLRAH4mmWZlB9UjDStAfFBAoDFHwd1HL5VQCNQdqEc /9lZDApqWuCPadZN+pGouqLysesIYsNxUhJ7dtWOWHl0vs7/3qkWmWun/2uOJMQh ra2u8nA9g91FbOobWqjrDd6x3ZJoGQf4zLqjmn/P514gb697788e573WN/MpQ5XI Fl7aM2d6/GJiq6LC9T2gSUW4rbPBiqOCeiUx7Kd/sVm41p9TOA7fEG4bYddCfDsN xaQJH6VRK3NOuBUGeL+iQEVF5Xs6Yp+U+jwvv2M5Lel3EqAYo5xXTx4ls0xaxDCu fudcAh8CMMqx3fguSb7Mi31WlnZpk0fDuWQVNKyDP7lYpwc4nCCGNKCj622ZSocH AcQmX28L8pJdLYacv9pU3jPy4fHcQYvmTavTqowGnM08RGVtaSBNYXJpZSBPYmVu b3VyIChsb3ZlciBvZiBjb2RpbmcpIDxkZW1pb2Jlbm91ckBnbWFpbC5jb20+wsF4 BBMBAgAiBQJafgNKAhsDBgsJCAcDAgYVCAIJCgsEFgIDAQIeAQIXgAAKCRCyiLVf /5wiwYa/EACv8a2+MMou9cSCNoZBQaU+fTmyzft9hUE+0d5W2UY1RY3OsjFIzm9R /4SVccfsqOYLEo+S0vQMIIIqFEq3FCpXXwPzyimotps05VA8U3Bd7yseojFygOgK sAMOAee2RCaDDOnoJue01dfZMzzHPO/TVdp3OvnpWipfv5G1Xg96rwbhMLE3tg6N xwAHa31Bv4/Xq8CJOoIWvx6fcmZQpz01/lSvsYn0KrfEbTKkuUf0vM9JrCTCP2oz VNN5BYzqaq2M4r+jmSyeXLim922VOWqGkUEQ85BSEemqrRS06IU6NtEMsF8EWt/b hWjk/9GDKTcnpdJHTrMxTspExBiNrvpI2t+YPU5B/dJJAUxvmhFrbSIbdB8umBZs I3AMYrEmpAbh5x7jEjoskUC7uN3o9vpg1oCLS2ePDLtAtyBtbHnkA4xGD7ar8mem xpH9lY/i+sC6CyyIUWcUDnnagKyJP0m9ks0GLsTeOCA0bft2XA6rD6aaCnMUsndT ctrab42CV5XypjmC4U1rPJ8JQJUh1/3P48/8sMH+3krxpJ06KNWNFaUbaMTGiltZ 7x9DngklSYrX0T+2G4kVXNmjaljwkoLahwLla2gUWwBSyofXdqyhQdwZsp01KXNQ UCyT/Pg+aDcm/E7OMV3d4lf7g/CSxiX2GSEe6BlhSz+Lmd7ZJ3g32M1ARGVtaSBN YXJpZSBPYmVub3VyIChJVEwgRW1haWwgS2V5KSA8ZGVtaUBpbnZpc2libGV0aGlu Z3NsYWIuY29tPsLBjgQTAQgAOBYhBHaHTZ8TNroiWQcccbKItV//nCLBBQJgOEV+ AhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJELKItV//nCLBKwoP/1WSnFdv SAD0g7fD0WlF+oi7ISFT7oqJnchFLOwVHK4Jg0e4hGn1ekWsF3Ha5tFLh4V/7UUu obYJpTfBAA2CckspYBqLtKGjFxcaqjjpO1I2W/jeNELVtSYuCOZICjdNGw2Hl9yH KRZiBkqc9u8lQcHDZKq4LIpVJj6ZQV/nxttDX90ax2No1nLLQXFbr5wb465LAPpU lXwunYDij7xJGye+VUASQh9datye6orZYuJvNo8Tr3mAQxxkfR46LzWgxFCPEAZJ 5P56Nc0IMHdJZj0Uc9+1jxERhOGppp5jlLgYGK7faGB/jTV6LaRQ4Ad+xiqokDWp mUOZsmA+bMbtPfYjDZBz5mlyHcIRKIFpE1l3Y8F7PhJuzzMUKkJi90CYakCV4x/a Zs4pzk5E96c2VQx01RIEJ7fzHF7lwFdtfTS4YsLtAbQFsKayqwkGcVv2B1AHeqdo TMX+cgDvjd1ZganGlWA8Sv9RkNSMchn1hMuTwERTyFTr2dKPnQdA1F480+jUap41 ClXgn227WkCIMrNhQGNyJsnwyzi5wS8rBVRQ3BOTMyvGM07j3axUOYaejEpg7wKi wTPZGLGH1sz5GljD/916v5+v2xLbOo5606j9dWf5/tAhbPuqrQgWv41wuKDi+dDD EKkODF7DHes8No+QcHTDyETMn1RYm7t0RKR4zsFNBFp+A0oBEAC9ynZI9LU+uJkM eEJeJyQ/8VFkCJQPQZEsIGzOTlPnwvVna0AS86n2Z+rK7R/usYs5iJCZ55/JISWd 8xD57ue0eB47bcJvVqGlObI2DEG8TwaW0O0duRhDgzMEL4t1KdRAepIESBEA/iPp I4gfUbVEIEQuqdqQyO4GAe+MkD0Hy5JH/0qgFmbaSegNTdQg5iqYjRZ3ttiswalq l1/iSyv1WYeC1OAs+2BLOAT2NEggSiVOtxEfgewsQtCWi8H1SoirakIfo45Hz0tk /Ad9ZWh2PvOGt97Ka85o4TLJxgJJqGEnqcFUZnJJriwoaRIS8N2C8/nEM53jb1sH 0gYddMU3QxY7dYNLIUrRKQeNkF30dK7V6JRH7pleRlf+wQcNfRAIUrNlatj9Txwi vQrKnC9aIFFHEy/0mAgtrQShcMRmMgVlRoOA5B8RTulRLCmkafvwuhs6dCxN0GNA ORIVVFxjx9Vn7OqYPgwiofZ6SbEl0hgPyWBQvE85klFLZLoj7p+joDY1XNQztmfA rnJ9x+YV4igjWImINAZSlmEcYtd+xy3Li/8oeYDAqrsnrOjb+WvGhCykJk4urBog 2LNtcyCjkTs7F+WeXGUo0NDhbd3Z6AyFfqeF7uJ3D5hlpX2nI9no/ugPrrTVoVZA grrnNz0iZG2DVx46x913pVKHl5mlYQARAQABwsFfBBgBAgAJBQJafgNKAhsMAAoJ ELKItV//nCLBwNIP/AiIHE8boIqReFQyaMzxq6lE4YZCZNj65B/nkDOvodSiwfwj jVVE2V3iEzxMHbgyTCGA67+Bo/d5aQGjgn0TPtsGzelyQHipaUzEyrsceUGWYoKX YyVWKEfyh0cDfnd9diAm3VeNqchtcMpoehETH8frRHnJdBcjf112PzQSdKC6kqU0 Q196c4Vp5HDOQfNiDnTf7gZSj0BraHOByy9LEDCLhQiCmr+2E0rW4tBtDAn2HkT9 uf32ZGqJCn1O+2uVfFhGu6vPE5qkqrbSE8TG+03H8ecU2q50zgHWPdHMOBvy3Ehz fAh2VmOSTcRK+tSUe/u3wdLRDPwv/DTzGI36Kgky9MsDC5gpIwNbOJP2G/q1wT1o Gkw4IXfWv2ufWiXqJ+k7HEi2N1sree7Dy9KBCqb+ca1vFhYPDJfhP75I/VnzHVss Z/rYZ9+51yDoUABoNdJNSGUYl+Yh9Pw9pE3Kt4EFzUlFZWbE4xKL/NPno+z4J9aW emLLszcYz/u3XnbOvUSQHSrmfOzX3cV4yfmjM5lewgSstoxGyTx2M8enslgdXhPt hZlDnTnOT+C+OTsh8+m5tos8HQjaPM01MKBiAqdPgksm1wu2DrrwUi6ChRVTUBcj 6+/9IJ81H2P2gJk3Ls3AVIxIffLoY34E+MYSfkEjBz0E8CLOcAw7JIwAaeBTzsFN BGbyLVgBEACqClxh50hmBepTSVlan6EBq3OAoxhrAhWZYEwN78k+ENhK68KhqC5R IsHzlL7QHW1gmfVBQZ63GnWiraM6wOJqFTL4ZWvRslga9u28FJ5XyK860mZLgYhK 9BzoUk4s+dat9jVUbq6LpQ1Ot5I9vrdzo2p1jtQ8h9WCIiFxSYy8s8pZ3hHh5T64 GIj1m/kY7lG3VIdUgoNiREGf/iOMjUFjwwE9ZoJ26j9p7p1U+TkKeF6wgswEB1T3 J8KCAtvmRtqJDq558IU5jhg5fgN+xHB8cgvUWulgK9FIF9oFxcuxtaf/juhHWKMO RtL0bHfNdXoBdpUDZE+mLBUAxF6KSsRrvx6AQyJs7VjgXJDtQVWvH0PUmTrEswgb 49nNU+dLLZQAZagxqnZ9Dp5l6GqaGZCHERJcLmdY/EmMzSf5YazJ6c0vO8rdW27M kn73qcWAplQn5mOXaqbfzWkAUPyUXppuRHfrjxTDz3GyJJVOeMmMrTxH4uCaGpOX Z8tN6829J1roGw4oKDRUQsaBAeEDqizXMPRc+6U9vI5FXzbAsb+8lKW65G7JWHym YPOGUt2hK4DdTA1PmVo0DxH00eWWeKxqvmGyX+Dhcg+5e191rPsMRGsDlH6KihI6 +3JIuc0y6ngdjcp6aalbuvPIGFrCRx3tnRtNc7He6cBWQoH9RPwluwARAQABwsOs BBgBCgAgFiEEdodNnxM2uiJZBxxxsoi1X/+cIsEFAmbyLVgCGwICQAkQsoi1X/+c IsHBdCAEGQEKAB0WIQSilC2pUlbVp66j3+yzNoc6synyUwUCZvItWAAKCRCzNoc6 synyU85gD/0T1QDtPhovkGwoqv4jUbEMMvpeYQf+oWgm/TjWPeLwdjl7AtY0G9Ml ZoyGniYkoHi37Gnn/ShLT3B5vtyI58ap2+SSa8SnGftdAKRLiWFWCiAEklm9FRk8 N3hwxhmSFF1KR/AIDS4g+HIsZn7YEMubBSgLlZZ9zHl4O4vwuXlREBEW97iL/FSt VownU2V39t7PtFvGZNk+DJH7eLO3jmNRYB0PL4JOyyda3NH/J92iwrFmjFWWmmWb /Xz8l9DIs+Z59pRCVTTwbBEZhcUc7rVMCcIYL+q1WxBG2e6lMn15OQJ5WfiE6E0I sGirAEDnXWx92JNGx5l+mMpdpsWhBZ5iGTtttZesibNkQfd48/eCgFi4cxJUC4PT UQwfD9AMgzwSTGJrkI5XGy+XqxwOjL8UA0iIrtTpMh49zw46uV6kwFQCgkf32jZM OLwLTNSzclbnA7GRd8tKwezQ/XqeK3dal2n+cOr+o+Eka7yGmGWNUqFbIe8cjj9T JeF3mgOCmZOwMI+wIcQYRSf+e5VTMO6TNWH5BI3vqeHSt7HkYuPlHT0pGum88d4a pWqhulH4rUhEMtirX1hYx8Q4HlUOQqLtxzmwOYWkhl1C+yPObAvUDNiHCLf9w28n uihgEkzHt9J4VKYulyJM9fe3ENcyU6rpXD7iANQqcr87ogKXFxknZ97uEACvSucc RbnnAgRqZ7GDzgoBerJ2zrmhLkeREZ08iz1zze1JgyW3HEwdr2UbyAuqvSADCSUU GN0vtQHsPzWl8onRc7lOPqPDF8OO+UfN9NAfA4wl3QyChD1GXl9rwKQOkbvdlYFV UFx9u86LNi4ssTmU8p9NtHIGpz1SYMVYNoYy9NU7EVqypGMguDCL7gJt6GUmA0sw p+YCroXiwL2BJ7RwRqTpgQuFL1gShkA17D5jK4mDPEetq1d8kz9rQYvAR/sTKBsR ImC3xSfn8zpWoNTTB6lnwyP5Ng1bu6esS7+SpYprFTe7ZqGZF6xhvBPf1Ldi9UAm U2xPN1/eeWxEa2kusidmFKPmN8lcT4miiAvwGxEnY7Oww9CgZlUB+LP4dl5VPjEt sFeAhrgxLdpVTjPRRwTd9VQF3/XYl83j5wySIQKIPXgT3sG3ngAhDhC8I8GpM36r 8WJJ3x2yVzyJUbBPO0GBhWE2xPNIfhxVoU4cGGhpFqz7dPKSTRDGq++MrFgKKGpI ZwT3CPTSSKc7ySndEXWkOYArDIdtyxdE1p5/c3aoz4utzUU7NDHQ+vVIwlnZSMiZ jek2IJP3SZ+COOIHCVxpUaZ4lnzWT4eDqABhMLpIzw6NmGfg+kLBJhouqz81WITr EtJuZYM5blWncBOJCoWMnBEcTEo/viU3GgcVRw=3D=3D =3Dx94R -----END PGP PUBLIC KEY BLOCK----- --------------kIwtozReWL0wTPe9AkfbCXEx-- --------------83MxCGmHDW9QYUvw9tCME401-- --------------Go0a9JO00KG7VmOM0EDu6f8p Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEopQtqVJW1aeuo9/sszaHOrMp8lMFAmotekwACgkQszaHOrMp 8lM6nw//U4w0Ebs7IVYTtSNJ9dQ4dSKuMkp4GMjycULAzSXz6kuMgHPn8jumG2EI JB1eGWF5siubQYFmRkMWqkjh+6jCpF8aWf7T0SwDxfFWUSm2lDQ+OmxIXevW6F0E hoI5CYjolNbV+2QO+mZVdJ4KThMettT6ZI2ovacjDwsH2QPCQMf4mRy55W1LBYE3 ZWHxxZYxR1oAFUZvEbsHYf9uE5vPROC2aP9ObUVf8RmquX9HbHMCx52KopdFaE0Y 2pQ/f59f3hPho80tvjKmjV6bAgxD7d30waVqsyvJbtDny+EVXjRIxGDKe9FnhovG TMfkZ57eueP3/O0DifvzlUSa2kJnhpMni/XKyur1BkbGwyr25K+2EaktmAoHBguj Ekf5UtsXufwfO3zlSqOrpF9Cb21o4jKAHiB7GsrLRN10yXI1h3hvNxWIirmo4smi QbH8qwpV1ZI+fFTanXmY5s+OnUZMt7v1sEbCsaZfkR8LSM1WbJr8+LcdSwp/IiAI Hl5ImPxtvEYQIAaZIVzAn//De1eDaQ0HL16VBGMBfCRTbOw0qUxYAqrndSkJEUx5 ox3FL+y4GBZFThxH4G6Hq+VgTW2MgHve9xwWzGOdTHdDwqghdmMGsvQiXhTKTRWg Xdvf1EMI20EKrvReUsgDuYDA/feEPz7+MGd9fez53woc2nYpkco= =4ndC -----END PGP SIGNATURE----- --------------Go0a9JO00KG7VmOM0EDu6f8p--