From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45BCCC433DB for ; Sun, 7 Feb 2021 12:51:09 +0000 (UTC) Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 92FF264E31 for ; Sun, 7 Feb 2021 12:51:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 92FF264E31 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kroah.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernelnewbies-bounces@kernelnewbies.org Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.94) (envelope-from ) id 1l8jWf-0003tz-E5; Sun, 07 Feb 2021 07:50:53 -0500 Received: from out1-smtp.messagingengine.com ([66.111.4.25]) by shelob.surriel.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1l8jWd-0003tu-8c for kernelnewbies@kernelnewbies.org; Sun, 07 Feb 2021 07:50:51 -0500 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id 68FCF5C00AC; Sun, 7 Feb 2021 07:50:48 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Sun, 07 Feb 2021 07:50:48 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kroah.com; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm3; bh=UbUFzFTADptG+G/Qy6aLn3xyIqX IqvC9e4TgkGDrbkY=; b=WeipsFWHvPw1uIpAJ7OwlRy2wqq7bTzggTEqJ1LzlYc xO/Zjj5AEN9vgceAfZRNouGiNmlBq/m806BliupiHJ/GEh5uaajGGef7L16rsyon VyKTPmXSReZ+kmB2pFX2F0+R37x6HfJDvX633cvfgCxqpBEEmXkf7SVjpq5gxwuu yt+FWgyMDC7qDAcwCOpFE9Xkbub+inLC0/VM3ABDlYOAbD+2oq4D49ML1lwxCUiV 2FKegSsLuoFGRuWL4SW/hN7+cwcOKCjnE6I9p+zu7dxuud0tguRoOjp8uPTMB2Nu iNTheYuk8GwRCcPjUr/oHuaD9hbIlLaCxcVoh2VslCw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=UbUFzF TADptG+G/Qy6aLn3xyIqXIqvC9e4TgkGDrbkY=; b=aClzaswVuxOeuMDFvKrxLL uxP7029SrBnmEP3mTKQd1HJLVVLgGPdfdz1hdqOlidJh/btkrDmTk+xIlaWerAvB Z/dAwbRdAY0lgWjrC61nUwHUyj4iZszHqEbqzidXfedI0WmupBt5OTHyYZh8LvWW Wlvzzhn26zlwjBa6sdJB2UodAOLS8MwRKVXkW7lYIujmOH4Bvgt1HBGn8Q90ylxZ a63iWBWVcXtxdnshALvrofdCjozdqnI2ekL1gjy797rQva0efL+PXQ190luG9XpK wqQijRHJCypP/oPAOMH6VegHOvqiLjq3ng3Y3VJINRUjJVpeFu1yzrHB0NeEbWWw == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrhedugdegiecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpeffhffvuffkfhggtggujgesthdtredttddtvdenucfhrhhomhepifhrvghgucfm jfcuoehgrhgvgheskhhrohgrhhdrtghomheqnecuggftrfgrthhtvghrnhepveeuheejgf ffgfeivddukedvkedtleelleeghfeljeeiueeggeevueduudekvdetnecukfhppeekfedr keeirdejgedrieegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilh hfrhhomhepghhrvghgsehkrhhorghhrdgtohhm X-ME-Proxy: Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) by mail.messagingengine.com (Postfix) with ESMTPA id E7254240062; Sun, 7 Feb 2021 07:50:47 -0500 (EST) Date: Sun, 7 Feb 2021 13:50:45 +0100 From: Greg KH To: Ivan Riabtsov Subject: Re: grab raw data from microphone and send it to the output Message-ID: References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Cc: kernelnewbies@kernelnewbies.org X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kernelnewbies-bounces@kernelnewbies.org On Sun, Feb 07, 2021 at 03:33:34PM +0300, Ivan Riabtsov wrote: > Hello. There is a task to receive raw data from the microphone and, > after some processing, send it to the output (headphones or speakers) > to speed up the process, I want to do this at the kernel space, please > tell me where to start (which way to look and what to read)? My sound > device: "Family 17h (Models 10h-1fh) HD Audio Controller". Who is asking you to do such a "task"? _______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies