From nobody Sat Apr 11 21:58:43 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1774976946; cv=none; d=zohomail.com; s=zohoarc; b=aO8mx2lD2srx+UtJxCtsowjnCesoDo+HT8Oa9Wkcpu9bYCw1q5GrqoSMyq9098NhHBY8TwuttqQeIC8YaApjUV0OQ0H883f3lEmjScJQ1MvA9FT8203FQ39ExkznPavyYhUGtyFt+1xbBqvxpLu/A09L/cRD6IIQ19fY5LfMXyk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1774976946; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=J8ahBUFbg7fqe92Gw6f+jugDAsKFBZJ7p8mHe2Ycic4=; b=EhcwGBdW0hnq3joTmvqeTTZf9nIPnY1p7m6zNeGwiFi8i8ARwY/hlOBYU8EcU4/KCCa1hVwqpwZgM6DsCw22l8R1pU9JhqEICkmwjaSsnmjCE1hpOYaOjeW83A+EAhPyjBFFoknv3qyN9uN6RrbDyPJN9GhdhaFuT8WDqdWSykY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1774976946961878.9850438085315; Tue, 31 Mar 2026 10:09:06 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1w7caG-0003oa-15; Tue, 31 Mar 2026 13:08:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w7caA-0003hc-SB for qemu-devel@nongnu.org; Tue, 31 Mar 2026 13:08:53 -0400 Received: from mail-pf1-x441.google.com ([2607:f8b0:4864:20::441]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1w7ca9-0003CE-DH for qemu-devel@nongnu.org; Tue, 31 Mar 2026 13:08:50 -0400 Received: by mail-pf1-x441.google.com with SMTP id d2e1a72fcca58-82cd5c07f93so603160b3a.1 for ; Tue, 31 Mar 2026 10:08:49 -0700 (PDT) Received: from fedora ([103.2.232.250]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82ca843b818sm13647889b3a.6.2026.03.31.10.08.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 31 Mar 2026 10:08:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1774976927; x=1775581727; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=J8ahBUFbg7fqe92Gw6f+jugDAsKFBZJ7p8mHe2Ycic4=; b=JwsznwfbB8YkzGn8KdqRGUoeu7a/0ApAlZz9CnfNCIPMhujb8OJW4Ue6DGWsUYALow ovHtrZZgmDICbZxp6m45t3uFig8v2dfyJER8s8tvtG0jAKUB0IINlvVXBwF71e7E7xWC 00X+WljHK3I8MBQe4rbpyOojIAKlvZsATy6PlZU2eVI05x9LZyJCA3Fdq8y+OOOIub4J /Q6id811pzQjQ15+mbz6hbM36dMRL1v4Tj9tqJb2GY+rH4J1IgrLZN17Bsk+k9+5RlTx J8THBQeytU4+O2syvOADN+d3VyQavRwRIW1mN173w9KbYnSgDOWxcKReOjBLApEGo3of glRg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774976927; x=1775581727; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=J8ahBUFbg7fqe92Gw6f+jugDAsKFBZJ7p8mHe2Ycic4=; b=Sb3/0jZzmm2e3dGkBC2ORFf2uCSd7NMxlq0AWFxmy7Z5nC6VXlAEq21McU+s4rfPk/ x9ThzaCclfvh4qOWy/xdi+5hqWWvpYT/QNCbJaN/tRsC9dZr1C2flWyNN6HR08T1UtwE WBNPlkMlPjd1ySO4Nh30XfhzCbwYlx1Uyf9P7jT6UIbsGq3BVMk3DG3LujIRYO7iYuw7 EK+L70M5x/emtIQy/9FS0UGojZaagqDYoxDdxKpVQQZ/4DiEjUDLfrKKTF7g/qg647hS YcNE8SNF+oj0lbNj8eNmKZZlv9v1nyEJb1GqtAAfy9uryNxGX3JEJIoiT+mmy11ozARZ esdQ== X-Gm-Message-State: AOJu0YxCyJ3OR8Kih6aVvqt9kQCEU+Sevzr/oaaWkWmMsGqZ051wm1VN 6fAYiSswCeoJdyAjS1yF5z7T7WDgaS3qLlaaDA1ZNNBs1judXzihvTifh1Ykd2ai X-Gm-Gg: ATEYQzyLCqzgVewUu6btsWqgeQf/qF4JAkKz3aaYAiil0+M+CqOcViqjm9Bun6WCW0M 6LAY2v6CdQp5KQAVFtplcQ1NRIEYzEf6wUamyc+/Vvgoy9TQBH92efVSOAcyNrv9CzFo8r9VP1E vmJZ1HVqgYMSsPCKZ3/EL579H851//UWPumGpr5bVaaAFe/E6nVHIqNhfSTKWLvmGsuweAo0loW 1VEgFPBGtnbKC4k8rfyH8WCDnxyWTqboUZgFEFis+0KTIkSAvnHYhQmn0QTiKGLOHNlC1P6TEtK +MNow347BIbFU9Spxx9aXwcAaOo9vW+JuCjuwSEVxROfDo+7tyVls1xpWXP5FBsDzx+4jfQ2A4t 9zVSptTrFxaO7GAjIsO9xXm6Bf6/mv01s7jucHXoVL/QVkE19SfDAbslllF35P88kCCk0r5iaQF 2EAVKPuIOHpPE3TZVUOKzISibXYOEALGDzVmAKIbr1E4Re/gKSorKOcEXZjTbK9yxombBoxY+Nh ogMxJzhYTyRcxbgdjwATk9APDIHibDXeq+slmCTXSh0r76PF3pAOU4twe1Rne++P2Tfshwl1gul M5pS/esx X-Received: by 2002:a05:6a00:4fd1:b0:823:3fd0:7a08 with SMTP id d2e1a72fcca58-82ce8b42ef2mr333552b3a.49.1774976927503; Tue, 31 Mar 2026 10:08:47 -0700 (PDT) From: Soumyajyotii Ssarkar To: qemu-devel@nongnu.org Cc: Richard Henderson , Paolo Bonzini , Soumyajyotii Ssarkar , Michael Tokarev , Thomas Lambertz , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Alex Golovko , ShengYi Hung , Soumyajyotii Ssarkar Subject: [RFC PATCH 3/5] input/hid: emit protocol aware mouse reports with pan support Date: Tue, 31 Mar 2026 22:38:21 +0530 Message-ID: <20260331170823.72511-4-soumyajyotisarkar23@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260331170823.72511-1-soumyajyotisarkar23@gmail.com> References: <20260331170823.72511-1-soumyajyotisarkar23@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::441; envelope-from=soumyajyotisarkar23@gmail.com; helo=mail-pf1-x441.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1774976948945158500 Content-Type: text/plain; charset="utf-8" Implement protocol-aware mouse report output to support both boot protocol (protocol 0) and report protocol (protocol 1). Boot protocol: 4-byte reports (button, dx, dy, dz) Report protocol: 6-byte reports with report ID 0x01 + pan byte Both modes now support the 'pan' field for horizontal scrolling. The distinction ensures correct behavior across different guest operating systems and their HID implementations. Signed-off-by: Soumyajyotii Ssarkar --- hw/input/hid.c | 44 +++++++++++++++++++++++++++++++++----------- 1 file changed, 33 insertions(+), 11 deletions(-) diff --git a/hw/input/hid.c b/hw/input/hid.c index 457dbb0096..d0b7af7c13 100644 --- a/hw/input/hid.c +++ b/hw/input/hid.c @@ -403,20 +403,42 @@ int hid_pointer_poll(HIDState *hs, uint8_t *buf, int = len) /* Appears we have to invert the wheel direction */ dz =3D 0 - dz; + pan =3D 0 - pan; l =3D 0; switch (hs->kind) { case HID_MOUSE: - if (len > l) { - buf[l++] =3D e->buttons_state; - } - if (len > l) { - buf[l++] =3D dx; - } - if (len > l) { - buf[l++] =3D dy; - } - if (len > l) { - buf[l++] =3D dz; + if (hs->protocol =3D=3D 0) { + if (len > l) { + buf[l++] =3D e->buttons_state; + } + if (len > l) { + buf[l++] =3D dx; + } + if (len > l) { + buf[l++] =3D dy; + } + if (len > l) { + buf[l++] =3D dz; + } + } else { + if (len > l) { + buf[l++] =3D 0x01; + } + if (len > l) { + buf[l++] =3D e->buttons_state; + } + if (len > l) { + buf[l++] =3D dx; + } + if (len > l) { + buf[l++] =3D dy; + } + if (len > l) { + buf[l++] =3D dz; + } + if (len > l) { + buf[l++] =3D pan; + } } break; -- 2.53.0