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[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-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