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=-5.5 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 A24E5C4363A for ; Mon, 26 Oct 2020 13:31:12 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 A693922281 for ; Mon, 26 Oct 2020 13:31:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="LyO2u6TD"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="sYC1/7QI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A693922281 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id F33CA16DA; Mon, 26 Oct 2020 14:30:19 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz F33CA16DA DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1603719070; bh=47xZnNmgaWb2Nvry34Wr0Gg1IlbyBbZg6E0TRu2Og8U=; h=Date:From:To:Subject:References:In-Reply-To:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=LyO2u6TDPlScaEXPm8t93RDyQ6XGOaIXDzQ3/UIJJSHWhvyYAFAnaJmX9D2MgKIH0 r2AG8gihLunNtyizlD8DAjrKgaw/sw5z6SlUmBq421w/f5fOwn8wY1+4zXck4t24wN 0WMQuVhA7Gs4aR/cefHDhSU9TQ3uge50Bj4yqhM0= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 91E89F801D5; Mon, 26 Oct 2020 14:30:19 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id A6391F80212; Mon, 26 Oct 2020 14:30:16 +0100 (CET) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id ACBD5F801D5 for ; Mon, 26 Oct 2020 14:30:11 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz ACBD5F801D5 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="sYC1/7QI" Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0EB0624641; Mon, 26 Oct 2020 13:30:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603719008; bh=47xZnNmgaWb2Nvry34Wr0Gg1IlbyBbZg6E0TRu2Og8U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sYC1/7QI8zplIgXIdmH+wo8zWU0rdI7LtnjUjK9PriIjHJka+pxMljrbGIEGcjpJ0 HDpl8AcGB6iuB+R8Q1SwfdWqvIymNTn4VmxiY0kDQei4uVUCjqj96VDBcnOv36RiTH NlNQV4mCEqg64Iv5xk3NrhwW3oTlHPWK4Ccl+LOY= Date: Mon, 26 Oct 2020 13:30:03 +0000 From: Mark Brown To: Shengjiu Wang Subject: Re: [PATCH 2/2] ASoC: fsl_aud2htx: Add aud2htx module driver Message-ID: <20201026133003.GD7402@sirena.org.uk> References: <1603708855-2663-1-git-send-email-shengjiu.wang@nxp.com> <1603708855-2663-2-git-send-email-shengjiu.wang@nxp.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qGV0fN9tzfkG3CxV" Content-Disposition: inline In-Reply-To: <1603708855-2663-2-git-send-email-shengjiu.wang@nxp.com> X-Cookie: Safety Third. User-Agent: Mutt/1.10.1 (2018-07-13) Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, timur@kernel.org, Xiubo.Lee@gmail.com, lgirdwood@gmail.com, linuxppc-dev@lists.ozlabs.org, tiwai@suse.com, nicoleotsuka@gmail.com, robh+dt@kernel.org, festevam@gmail.com, linux-kernel@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" --qGV0fN9tzfkG3CxV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Oct 26, 2020 at 06:40:55PM +0800, Shengjiu Wang wrote: > +static int fsl_aud2htx_hw_params(struct snd_pcm_substream *substream, > + struct snd_pcm_hw_params *params, > + struct snd_soc_dai *cpu_dai) > +{ > + struct fsl_aud2htx *aud2htx = snd_soc_dai_get_drvdata(cpu_dai); > + > + /* DMA request when number of entries < WTMK_LOW */ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_DT_MASK, 0); > + > + /* Disable interrupts*/ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_IRQ_MASK, > + AUD2HTX_WM_HIGH_IRQ_MASK | > + AUD2HTX_WM_LOW_IRQ_MASK | > + AUD2HTX_OVF_MASK, > + AUD2HTX_WM_HIGH_IRQ_MASK | > + AUD2HTX_WM_LOW_IRQ_MASK | > + AUD2HTX_OVF_MASK); > + > + /* Configur watermark */ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_WL_MASK, > + AUD2HTX_WTMK_LOW << AUD2HTX_CTRE_WL_SHIFT); > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_WH_MASK, > + AUD2HTX_WTMK_HIGH << AUD2HTX_CTRE_WH_SHIFT); > + return 0; > +} This doesn't look like a hw_params operation - it doesn't appear to reference the params at all, or even containt any conditional statements. Shouldn't this be configured just once at driver load? --qGV0fN9tzfkG3CxV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl+Wz1sACgkQJNaLcl1U h9BRkgf9GJDUVG/3LsgNUi10w457aA3PPnnK/cZnW28xpxfqtNNpZ2+HycVG+ky1 qwJAezTyWBG+OP2aZy3h8F68htNT3KqgkybywSCjdE8/wSqvTT42KTRDbqJuhr1F Mnx1+Opres2oQkJqcTUqUkcnIc4gSSZYR9vzzUF7oRPgxF6AKTFLwFfDSsve8Nds b1oJ6xeiAXrNZM+S1+ESvuaSlZzrK3fL00OxgFG0IjELhy+Wcasf+5QKbiego3BK 2PcYrQjRLqXCqXOw9ABpKZWUqruNAf6JuRryoGETL+OPP2uXRuwh5lXIhUKfNosa tv1qtawmZN4dyUUGxBPWVV44Lf1FPw== =1hAM -----END PGP SIGNATURE----- --qGV0fN9tzfkG3CxV-- 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=-5.3 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 6101DC4363A for ; Mon, 26 Oct 2020 13:34:33 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 81BCA206DD for ; Mon, 26 Oct 2020 13:34:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="sYC1/7QI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 81BCA206DD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4CKbR93w6PzDqHq for ; Tue, 27 Oct 2020 00:34:29 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=broonie@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=default header.b=sYC1/7QI; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4CKbLD1j65zDqHS for ; Tue, 27 Oct 2020 00:30:11 +1100 (AEDT) Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0EB0624641; Mon, 26 Oct 2020 13:30:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603719008; bh=47xZnNmgaWb2Nvry34Wr0Gg1IlbyBbZg6E0TRu2Og8U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sYC1/7QI8zplIgXIdmH+wo8zWU0rdI7LtnjUjK9PriIjHJka+pxMljrbGIEGcjpJ0 HDpl8AcGB6iuB+R8Q1SwfdWqvIymNTn4VmxiY0kDQei4uVUCjqj96VDBcnOv36RiTH NlNQV4mCEqg64Iv5xk3NrhwW3oTlHPWK4Ccl+LOY= Date: Mon, 26 Oct 2020 13:30:03 +0000 From: Mark Brown To: Shengjiu Wang Subject: Re: [PATCH 2/2] ASoC: fsl_aud2htx: Add aud2htx module driver Message-ID: <20201026133003.GD7402@sirena.org.uk> References: <1603708855-2663-1-git-send-email-shengjiu.wang@nxp.com> <1603708855-2663-2-git-send-email-shengjiu.wang@nxp.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qGV0fN9tzfkG3CxV" Content-Disposition: inline In-Reply-To: <1603708855-2663-2-git-send-email-shengjiu.wang@nxp.com> X-Cookie: Safety Third. User-Agent: Mutt/1.10.1 (2018-07-13) 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: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, timur@kernel.org, Xiubo.Lee@gmail.com, lgirdwood@gmail.com, linuxppc-dev@lists.ozlabs.org, tiwai@suse.com, perex@perex.cz, nicoleotsuka@gmail.com, robh+dt@kernel.org, festevam@gmail.com, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" --qGV0fN9tzfkG3CxV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Oct 26, 2020 at 06:40:55PM +0800, Shengjiu Wang wrote: > +static int fsl_aud2htx_hw_params(struct snd_pcm_substream *substream, > + struct snd_pcm_hw_params *params, > + struct snd_soc_dai *cpu_dai) > +{ > + struct fsl_aud2htx *aud2htx = snd_soc_dai_get_drvdata(cpu_dai); > + > + /* DMA request when number of entries < WTMK_LOW */ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_DT_MASK, 0); > + > + /* Disable interrupts*/ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_IRQ_MASK, > + AUD2HTX_WM_HIGH_IRQ_MASK | > + AUD2HTX_WM_LOW_IRQ_MASK | > + AUD2HTX_OVF_MASK, > + AUD2HTX_WM_HIGH_IRQ_MASK | > + AUD2HTX_WM_LOW_IRQ_MASK | > + AUD2HTX_OVF_MASK); > + > + /* Configur watermark */ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_WL_MASK, > + AUD2HTX_WTMK_LOW << AUD2HTX_CTRE_WL_SHIFT); > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_WH_MASK, > + AUD2HTX_WTMK_HIGH << AUD2HTX_CTRE_WH_SHIFT); > + return 0; > +} This doesn't look like a hw_params operation - it doesn't appear to reference the params at all, or even containt any conditional statements. Shouldn't this be configured just once at driver load? --qGV0fN9tzfkG3CxV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl+Wz1sACgkQJNaLcl1U h9BRkgf9GJDUVG/3LsgNUi10w457aA3PPnnK/cZnW28xpxfqtNNpZ2+HycVG+ky1 qwJAezTyWBG+OP2aZy3h8F68htNT3KqgkybywSCjdE8/wSqvTT42KTRDbqJuhr1F Mnx1+Opres2oQkJqcTUqUkcnIc4gSSZYR9vzzUF7oRPgxF6AKTFLwFfDSsve8Nds b1oJ6xeiAXrNZM+S1+ESvuaSlZzrK3fL00OxgFG0IjELhy+Wcasf+5QKbiego3BK 2PcYrQjRLqXCqXOw9ABpKZWUqruNAf6JuRryoGETL+OPP2uXRuwh5lXIhUKfNosa tv1qtawmZN4dyUUGxBPWVV44Lf1FPw== =1hAM -----END PGP SIGNATURE----- --qGV0fN9tzfkG3CxV-- 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=-5.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 0B885C55178 for ; Mon, 26 Oct 2020 13:30:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AE41124640 for ; Mon, 26 Oct 2020 13:30:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603719011; bh=47xZnNmgaWb2Nvry34Wr0Gg1IlbyBbZg6E0TRu2Og8U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=goO3o3WM4LnzZCN+CxfsJqKh9gUWv6dxDHGFLIODwhCjIUFN0/+OaRQd3IYley2Ct FROiCAA15jCoB4b2zdIcDQxuMm30e05W6TcHNET4+gcZ/4snB2Ojsaco2aYvmagPlu rjUKzfpEFjpJN0hy+9Re5emBoAhHh4KjPil1JNbc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1780037AbgJZNaK (ORCPT ); Mon, 26 Oct 2020 09:30:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:35788 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1780033AbgJZNaJ (ORCPT ); Mon, 26 Oct 2020 09:30:09 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0EB0624641; Mon, 26 Oct 2020 13:30:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603719008; bh=47xZnNmgaWb2Nvry34Wr0Gg1IlbyBbZg6E0TRu2Og8U=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sYC1/7QI8zplIgXIdmH+wo8zWU0rdI7LtnjUjK9PriIjHJka+pxMljrbGIEGcjpJ0 HDpl8AcGB6iuB+R8Q1SwfdWqvIymNTn4VmxiY0kDQei4uVUCjqj96VDBcnOv36RiTH NlNQV4mCEqg64Iv5xk3NrhwW3oTlHPWK4Ccl+LOY= Date: Mon, 26 Oct 2020 13:30:03 +0000 From: Mark Brown To: Shengjiu Wang Cc: timur@kernel.org, nicoleotsuka@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org, lgirdwood@gmail.com, robh+dt@kernel.org, devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] ASoC: fsl_aud2htx: Add aud2htx module driver Message-ID: <20201026133003.GD7402@sirena.org.uk> References: <1603708855-2663-1-git-send-email-shengjiu.wang@nxp.com> <1603708855-2663-2-git-send-email-shengjiu.wang@nxp.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qGV0fN9tzfkG3CxV" Content-Disposition: inline In-Reply-To: <1603708855-2663-2-git-send-email-shengjiu.wang@nxp.com> X-Cookie: Safety Third. User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org --qGV0fN9tzfkG3CxV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Oct 26, 2020 at 06:40:55PM +0800, Shengjiu Wang wrote: > +static int fsl_aud2htx_hw_params(struct snd_pcm_substream *substream, > + struct snd_pcm_hw_params *params, > + struct snd_soc_dai *cpu_dai) > +{ > + struct fsl_aud2htx *aud2htx = snd_soc_dai_get_drvdata(cpu_dai); > + > + /* DMA request when number of entries < WTMK_LOW */ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_DT_MASK, 0); > + > + /* Disable interrupts*/ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_IRQ_MASK, > + AUD2HTX_WM_HIGH_IRQ_MASK | > + AUD2HTX_WM_LOW_IRQ_MASK | > + AUD2HTX_OVF_MASK, > + AUD2HTX_WM_HIGH_IRQ_MASK | > + AUD2HTX_WM_LOW_IRQ_MASK | > + AUD2HTX_OVF_MASK); > + > + /* Configur watermark */ > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_WL_MASK, > + AUD2HTX_WTMK_LOW << AUD2HTX_CTRE_WL_SHIFT); > + regmap_update_bits(aud2htx->regmap, AUD2HTX_CTRL_EXT, > + AUD2HTX_CTRE_WH_MASK, > + AUD2HTX_WTMK_HIGH << AUD2HTX_CTRE_WH_SHIFT); > + return 0; > +} This doesn't look like a hw_params operation - it doesn't appear to reference the params at all, or even containt any conditional statements. Shouldn't this be configured just once at driver load? --qGV0fN9tzfkG3CxV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl+Wz1sACgkQJNaLcl1U h9BRkgf9GJDUVG/3LsgNUi10w457aA3PPnnK/cZnW28xpxfqtNNpZ2+HycVG+ky1 qwJAezTyWBG+OP2aZy3h8F68htNT3KqgkybywSCjdE8/wSqvTT42KTRDbqJuhr1F Mnx1+Opres2oQkJqcTUqUkcnIc4gSSZYR9vzzUF7oRPgxF6AKTFLwFfDSsve8Nds b1oJ6xeiAXrNZM+S1+ESvuaSlZzrK3fL00OxgFG0IjELhy+Wcasf+5QKbiego3BK 2PcYrQjRLqXCqXOw9ABpKZWUqruNAf6JuRryoGETL+OPP2uXRuwh5lXIhUKfNosa tv1qtawmZN4dyUUGxBPWVV44Lf1FPw== =1hAM -----END PGP SIGNATURE----- --qGV0fN9tzfkG3CxV--