From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f169.google.com (mail-pl1-f169.google.com [209.85.214.169]) (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 8F2173CBE6D for ; Fri, 9 Oct 2026 22:26:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.169 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791584800; cv=none; b=iNO+P4I9K1iTs2lEw3o1CoUjozxratz73oJx9ui9DsOyQM8KNVVankWIle8xaGOIvqQ/eHrVOkjqzR8K4r5N3oKUqj0hU5DAf0UnD1ooKQAmNWyixztx+o1WSCS8cb1Qy1ffFhHshVpkxcjrlml2d0nTZ92FAZJSSf4U7hCfD4Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791584800; c=relaxed/simple; bh=To/N6sKAD/JUTbP1/yzbIz3c5H7WcyV26UjvmgEl9WI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=SSz2YiYwSxiMBuR55VVthTTZo0ilOYQW2LIOlgPPc7DX8CeZFHqXMD3p54A0QG2kqak9PDdihFB0MsRAJFv/a/VHjgSagvpYhxmVxN1f5aWiXtRWmDrCdzvpMwH6YVIljFpWCs4++0zJWAQmlNzUHalyDmihrf5QMLbrMzwRU1g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=F3FJbA61; arc=none smtp.client-ip=209.85.214.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="F3FJbA61" Received: by mail-pl1-f169.google.com with SMTP id d9443c01a7336-2e60f9af6e6so1655275ad.3 for ; Fri, 09 Oct 2026 15:26:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1791584799; x=1792189599; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :content-type:mime-version:subject:date:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=MvdzzoNUmS3cRm++6obW+ZK5PMthoIQu11Q/B6OTMpM=; b=F3FJbA611llD7M5Fym+v/csGgtk7YlyMS/perdq81TDF9QXpxd9JiENLHDCgy9rpSK wUObdWpray+nzTtfVS3ryzlusHagFRnIQuc7I+KLyLdZMpu3JC1OV9blRo/CSmpyF1di gV1d2mhI7rlto7/ZYhCkw+JYU/wQBcBB3hnXo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791584799; x=1792189599; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :content-type:mime-version:subject:date:from:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=MvdzzoNUmS3cRm++6obW+ZK5PMthoIQu11Q/B6OTMpM=; b=rZA7Q2bwPXMqFFCXs7R9WGKHfCyKe/LhOolbsPBjhY2GWrxxaZoCGWUy/i/e442TMA qWoUUdUqJJAMumP61onNCahMoK4IWp6y64MY745P8CicAZC6nXTQNj0elhHlJ3We0OMi QcrsB5dLQVW1htmKPFv+m5bfNK0nDeJQgX3DspcWmkfIIONwtjnyU71wwWGZInqxZ3Ns /5htgkFb29ypbSIVBURSN5inzomwUFJeNhT1YVhJx0uyV8BuqHbWHRB3hiWHdliImNBR idfFl2GWg1oNWq8cKP88599pcsRWT3z5eNOZW4O4DKYnha4FvoE3JRa4gMHNg7vFrCt1 9lyw== X-Forwarded-Encrypted: i=1; AKwUvBypR2MrHBwRn2hpeJyol5njdAKAtFyt3xvWuXMcCGRnqgb33Rycblm01oHj8uSYNKKWg7RdawD0GOfM5sWKIyNcHlo=@vger.kernel.org X-Gm-Message-State: AFq9FYKB5/EiZeKA30T4O/HhrLxgPM1oypIwzF3/5Z33WtamtrETZVTn IZQMDp6pnzu6R8RrWAHkDFiCwo7MSI7iYYpAaHDP77R3nltjMDOr3eGOk1wIhFiOvQ== X-Gm-Gg: AYBFou0f0MwEy8NxZ+cmvuWoo4pfeF6Rtr/lCwUugpb2blqX0T51P9RmuYRFeMZ01xB jNqaxJSFFBQehK37JemMJgyC/KjYiteH8HNgY2cTvyryjQd8zseiM3qjnjapjHoBSGT6I+RaAzg N/o58W3ABI8CRT9ricP8EdHj416wf/ulGVJVmBdYywyFMbNoLxm4vi3cKyMu4XrJ8g9k+o8NwWU ocLebxtGF5fZD0AsVgtaUzXm12e0Fd1pZ2Iapghfqv6EjO4zvbxIQkGEisTaTqhFrVd/OVxlZ/2 hlxQbS3Ti8favI3I8Xvu7u6A//I9aM7oCgJqDMFl5+cxGe4Cjrh+pR4Y9IBPWYkIrw5UgUiPlgR JQBOIe3fkM4pDac83A6O6DY/vqd3Ha8jko808bPuXOpc+I6RKwdc315THJ26QbBZ4gRf8HBoLkr Xf3y3VOvATHWKhj3Cvk+UJSChiO7usvYWGnTNV3GZBcoiw31fn42mgA7JT4p7Mgl/pv0sMJavtZ FVi+n48cSQFCCFB2hHJchMrvCdJS7cJIrCXlnTD3Wxkbdxv7PAOD77s28CPv2QU8l/IaV6O+c8R X-Received: by 2002:a17:902:c943:b0:2dd:c100:3133 with SMTP id d9443c01a7336-2e842f30fa7mr27271395ad.47.1791584799011; Fri, 09 Oct 2026 15:26:39 -0700 (PDT) Received: from jingyliang-input-linux.c.googlers.com (35.152.82.34.bc.googleusercontent.com. [34.82.152.35]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2e84219e503sm16660725ad.17.2026.10.09.15.26.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Oct 2026 15:26:38 -0700 (PDT) From: Jingyuan Liang Date: Fri, 09 Oct 2026 22:25:26 +0000 Subject: [PATCH v5 01/11] Documentation: Correction in HID output_report callback description. Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261009-send-upstream-v5-1-384af01da3ee@chromium.org> References: <20261009-send-upstream-v5-0-384af01da3ee@chromium.org> In-Reply-To: <20261009-send-upstream-v5-0-384af01da3ee@chromium.org> To: Jiri Kosina , Benjamin Tissoires , Jonathan Corbet , Mark Brown , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-input@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, linux-trace-kernel@vger.kernel.org, devicetree@vger.kernel.org, hbarnor@chromium.org, tfiga@chromium.org, fqwqf@fqwqf.xyz, daleyo@gmail.com, Jingyuan Liang , Jarrett Schultz , Dmitry Antipov X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1791584797; l=1256; i=jingyliang@chromium.org; s=20260213; h=from:subject:message-id; bh=aFkj0W7tNOjBci2pknGWJKhsT02OsUboxe/LcEHUTNI=; b=IbSutf0zd2qYpnyGDgn4KNESCycWkwDCX7TOGkSC6MXTFypJDD9VDtz+YmrNGl729DbFEHvvo LcNPMDv4SPaA4aOAuHecBFRmpXSqIJ+au1itt9MXiiW/Nq5XKf3Fj5g X-Developer-Key: i=jingyliang@chromium.org; a=ed25519; pk=VTYSdqslTtYOjWWoIGgYoWupGWqNSidrggReKMgfPo4= From: Jarrett Schultz Originally output_report callback was described as must-be asynchronous, but that is not the case in some implementations, namely i2c-hid. Correct the documentation to say that it may be asynchronous. Signed-off-by: Dmitry Antipov Reviewed-by: Dmitry Torokhov Tested-by: Dale Whinham Signed-off-by: Jingyuan Liang --- Documentation/hid/hid-transport.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/hid/hid-transport.rst b/Documentation/hid/hid-transport.rst index 6f1692da296c..2008cf432af1 100644 --- a/Documentation/hid/hid-transport.rst +++ b/Documentation/hid/hid-transport.rst @@ -327,8 +327,8 @@ The available HID callbacks are: Send raw output report via intr channel. Used by some HID device drivers which require high throughput for outgoing requests on the intr channel. This - must not cause SET_REPORT calls! This must be implemented as asynchronous - output report on the intr channel! + must not cause SET_REPORT calls! This call might be asynchronous, so the + caller should not expect an immediate response! :: -- 2.56.0.385.gd3acb90ef8-goog