From patchwork Wed Dec 29 23:11:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Antipov X-Patchwork-Id: 529588 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 88D83C433EF for ; Wed, 29 Dec 2021 23:11:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232838AbhL2XLv (ORCPT ); Wed, 29 Dec 2021 18:11:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232503AbhL2XLu (ORCPT ); Wed, 29 Dec 2021 18:11:50 -0500 Received: from mail-pf1-x42b.google.com (mail-pf1-x42b.google.com [IPv6:2607:f8b0:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 923E5C061574 for ; Wed, 29 Dec 2021 15:11:50 -0800 (PST) Received: by mail-pf1-x42b.google.com with SMTP id 205so19835293pfu.0 for ; Wed, 29 Dec 2021 15:11:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=N54ev01xH0LWpbzHLPnoCuVgibRhcgrefU0ixCvRe0c=; b=D9tBVbqS6T312w3IRLQX7tCygv6msBlq9Pt8jx54eG7UbQZ+meaVLynDpXtTNe4ueC CU0U3WZqxo/i+RTe5hS1kc7ICJWLEDgyGI7YoPIWGUw6SX2leHboUX3XNxMNWkcxauEn B1SkQC9BbSwyYU29ZP/B+l3DqXrrWtuHv/aGlONvi0Snrf+auI0rDoQvlT+Qkwjq8lZu FowYpbIWdoy6XPIhi1lbc57IB788kxq7llRWXSuTLlZzrWIY062PtZv5VoO4rmshBFa4 IJRLZS1Yf4u9Og0mWXPzv6qkQWWv9M6Jz20PASQKQvQ4ZAsLGKMJSU5C7+DNJ3JVCwQO 3Ogg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=N54ev01xH0LWpbzHLPnoCuVgibRhcgrefU0ixCvRe0c=; b=E01rO5uzrk3m5V80WTspMkkq51Q2l1cLJrzcawWMOJFXx3s4JtZEuyuKs+IxTe7/RH 0oVoGwJ43f0AQPW+sOwOKeL0x2Uql5WZoMbjm4k/mhXSTNr0rMO6ScdwetpDWiX44wct D8CeT7VXk+MGhf46oOyXFSID/eyZtOtQfGrPxEysIQAWAJZJIgRxaTS9pYv4p1kvHKAj IghIEwtgqgUuu4WC2H2rXXty4cOuHrK96cpqOmGydzL/96chUOY73Ts0nuAONeRgzESK RpoU5UKvVtKsNi1XnWMS3W3XrLaw7W0LFmqYp/7O2FQFbSaytWgoB0o1VG7b9l64a93R Bnmw== X-Gm-Message-State: AOAM5303ek8Xrc5AjPsdChnHUYLBXEozGZVwgJzjBy/y1zDL86MGHw8I ZUEM0c/m4bFp85OAQfuy/f4= X-Google-Smtp-Source: ABdhPJzC7og/7cFgrSJMq2g4S3SS55KSS9XUrp1KdEAf8MwdYNG2RWnhbx32+/R1QPPFc2o2hn7PEw== X-Received: by 2002:a63:e651:: with SMTP id p17mr25762593pgj.233.1640819510142; Wed, 29 Dec 2021 15:11:50 -0800 (PST) Received: from thelio.corp.microsoft.com ([2001:4898:80e8:36:99f0:adae:413c:2890]) by smtp.gmail.com with ESMTPSA id k6sm26058042pff.106.2021.12.29.15.11.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Dec 2021 15:11:49 -0800 (PST) From: Dmitry Antipov X-Google-Original-From: Dmitry Antipov To: Jiri Kosina , Benjamin Tissoires Cc: linux-input@vger.kernel.org, Felipe Balbi , Dmitry Antipov Subject: [PATCH v1 4/5] HID: add reset() field to struct hid_ll_driver Date: Wed, 29 Dec 2021 15:11:40 -0800 Message-Id: <20211229231141.303919-5-dmanti@microsoft.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211229231141.303919-1-dmanti@microsoft.com> References: <20211229231141.303919-1-dmanti@microsoft.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org This new API allows a device driver to reset the device. Signed-off-by: Dmitry Antipov --- include/linux/hid.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/hid.h b/include/linux/hid.h index 97041c322a0f..129b542e1adb 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -823,6 +823,7 @@ struct hid_driver { * @output_report: send output report to device * @idle: send idle request to device * @may_wakeup: return if device may act as a wakeup source during system-suspend + * @reset: reset the device */ struct hid_ll_driver { int (*start)(struct hid_device *hdev); @@ -848,6 +849,8 @@ struct hid_ll_driver { int (*idle)(struct hid_device *hdev, int report, int idle, int reqtype); bool (*may_wakeup)(struct hid_device *hdev); + + void (*reset)(struct hid_device *hdev); }; extern struct hid_ll_driver i2c_hid_ll_driver;