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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 58419EB64D9 for ; Thu, 29 Jun 2023 11:01:03 +0000 (UTC) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=IJJG70VR; dkim-atps=neutral Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4QsFqd74GCz3bjy for ; Thu, 29 Jun 2023 21:01:01 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=IJJG70VR; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com (client-ip=2607:f8b0:4864:20::42e; helo=mail-pf1-x42e.google.com; envelope-from=festevam@gmail.com; receiver=lists.ozlabs.org) Received: from mail-pf1-x42e.google.com (mail-pf1-x42e.google.com [IPv6:2607:f8b0:4864:20::42e]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4QsFpf5dJPz307V for ; Thu, 29 Jun 2023 21:00:09 +1000 (AEST) Received: by mail-pf1-x42e.google.com with SMTP id d2e1a72fcca58-66d6a9851f3so144182b3a.0 for ; Thu, 29 Jun 2023 04:00:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1688036403; x=1690628403; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=SNuvCv0VFWJ1T/BA1jgFsWK/sbewukgBLN8NThITlGY=; b=IJJG70VRTfv6SzZDiw5KgcGaeym0vz6jCVdSX8aL1AtgKYxIKxEz+FbieZyrRKMKt6 XCNCfb6e0kP4qrLVYCOdleUjQ0iPjzq7WtSDVVd1E/SnYE0lqHji5iXyEH54McdjI3Q6 aGP09g3gRxxOG3bTuanQqLSGUYvKcsHm5AbgJBGY2+BeZSDjm6FHWKrH5NokTFFFcK4n 5M0DelgYVruwm87q4YsvLXl0PCpvA7mJRxPfLrw0EJJgh1S2hE6eMETfer+m2znDNGz+ rx7t9Pn79B0zCEhWoBBcJnDez2ncEfQAzyDnYf6kYmZsBkPiLUqjN+/nFgPhNsy3lsLQ N82w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688036403; x=1690628403; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=SNuvCv0VFWJ1T/BA1jgFsWK/sbewukgBLN8NThITlGY=; b=YR4ZPOtdwqimwvq5hHdoNzXEhuu5bF2E7FhNbuekEQzXPPTgOWJ938nIephra+I4o7 OVdltWvCQlHmxZNFeeCUeRTdT7oQcdWz/imMdphnQ6MwVcPDUHNrBcCOmoDvPc1rCQVw FlGrKKZ2KvcmUDUoulBV9CvhTtsGcveQ4UqMnk66GwQfBwPHWOBBo09iJyNuCbmREnJd eVjPAXa8g7WZIf00aFihS/9Iv/m2AS1T5ADxN7B6Hp9cwyStPIt3Ov4RSJnQszPoLfjC zxrpRqtLgFQ56APNMc2b2EeMOOyEl2q4UCK1rGE3r7K4enkJcIEP68OadfvMNWEVacPj Ft4w== X-Gm-Message-State: AC+VfDxOa9ZvTajnR8sewX+PCckmjUgM669C45wjWzdST97aPlluXmWe 5ixZ+04eOiEcymhRBm5IMMR08uFYWh9sB0zG7qQ= X-Google-Smtp-Source: ACHHUZ4241Q0Xok00mtSesZ0ScAf8EpY8gqClpDPFmqvjMGqm+Sl0vzMI5IyImuqQIvVL0JNHSy7d4g+Mx22zwDE2r4= X-Received: by 2002:a05:6a20:7295:b0:111:fba0:bd3b with SMTP id o21-20020a056a20729500b00111fba0bd3bmr45440823pzk.1.1688036403198; Thu, 29 Jun 2023 04:00:03 -0700 (PDT) MIME-Version: 1.0 References: <1688002673-28493-1-git-send-email-shengjiu.wang@nxp.com> <1688002673-28493-4-git-send-email-shengjiu.wang@nxp.com> In-Reply-To: <1688002673-28493-4-git-send-email-shengjiu.wang@nxp.com> From: Fabio Estevam Date: Thu, 29 Jun 2023 07:59:53 -0300 Message-ID: Subject: Re: [PATCH 3/6] ASoC: fsl_easrc: define functions for memory to memory usage To: Shengjiu Wang Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org, linux-media@vger.kernel.org, Xiubo.Lee@gmail.com, lgirdwood@gmail.com, tiwai@suse.com, linux-kernel@vger.kernel.org, tfiga@chromium.org, nicoleotsuka@gmail.com, broonie@kernel.org, perex@perex.cz, mchehab@kernel.org, shengjiu.wang@gmail.com, m.szyprowski@samsung.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hi Shengjiu, On Wed, Jun 28, 2023 at 11:10=E2=80=AFPM Shengjiu Wang wrote: > > ASRC can be used on memory to memory case, define several > functions for m2m usage and export them as function pointer. > > Signed-off-by: Shengjiu Wang Could you please explain what is the benefit of using M2M in the EASRC driv= er? A few weeks ago, an imx8mn user reported that the EASRC with the mainline kernel introduces huge delays. Does M2M help with this aspect? Thanks