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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59D95C47080 for ; Tue, 25 Jan 2022 00:30:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S3409584AbiAYA1C (ORCPT ); Mon, 24 Jan 2022 19:27:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57078 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1573401AbiAXVoz (ORCPT ); Mon, 24 Jan 2022 16:44:55 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 880B2C034036; Mon, 24 Jan 2022 12:32:11 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 69F0D61505; Mon, 24 Jan 2022 20:32:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4A9D3C340E5; Mon, 24 Jan 2022 20:32:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1643056330; bh=77zrGaV5IqpQkO6T/hLSsP09WV79+S1+/eQmIp2qcPk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c7mULvmU9Uivd4mF2SVkJHyWE4MSZeARYBKjwuBKy30csi3nFXRKWFJpg4UJzdnPz KGnpUVBQ9OJT86vVmj1Cpyae1ucS8k96mwBiD7NF3CElAtmx42/6FPtoH6FotWj01N EcaYcvqIZsz02LgWbaS6zXaQNYc41DZ9Bj3yyCq8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Shengjiu Wang , Mark Brown , Sasha Levin Subject: [PATCH 5.15 449/846] ASoC: imx-card: improve the sound quality for low rate Date: Mon, 24 Jan 2022 19:39:26 +0100 Message-Id: <20220124184116.482259576@linuxfoundation.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220124184100.867127425@linuxfoundation.org> References: <20220124184100.867127425@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Shengjiu Wang [ Upstream commit 3969341813eb56d2dfc39bb64229359a6ae3c195 ] According to RM, on auto mode: For codec AK4458 and AK4497, the lowest ratio of MLCK/FS is 256 if sample rate is 8kHz-48kHz, For codec AK5558, the lowest ratio of MLCK/FS is 512 if sample rate is 8kHz-48kHz. With these setting the sound quality for 8kHz-48kHz can be improved. Fixes: aa736700f42f ("ASoC: imx-card: Add imx-card machine driver") Signed-off-by: Shengjiu Wang Link: https://lore.kernel.org/r/1641292835-19085-4-git-send-email-shengjiu.wang@nxp.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/fsl/imx-card.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/sound/soc/fsl/imx-card.c b/sound/soc/fsl/imx-card.c index ad15974a22c3f..db947180617a6 100644 --- a/sound/soc/fsl/imx-card.c +++ b/sound/soc/fsl/imx-card.c @@ -120,7 +120,7 @@ struct imx_card_data { static struct imx_akcodec_fs_mul ak4458_fs_mul[] = { /* Normal, < 32kHz */ - { .rmin = 8000, .rmax = 24000, .wmin = 1024, .wmax = 1024, }, + { .rmin = 8000, .rmax = 24000, .wmin = 256, .wmax = 1024, }, /* Normal, 32kHz */ { .rmin = 32000, .rmax = 32000, .wmin = 256, .wmax = 1024, }, /* Normal */ @@ -151,8 +151,8 @@ static struct imx_akcodec_fs_mul ak4497_fs_mul[] = { * Table 7 - mapping multiplier and speed mode * Tables 8 & 9 - mapping speed mode and LRCK fs */ - { .rmin = 8000, .rmax = 32000, .wmin = 1024, .wmax = 1024, }, /* Normal, <= 32kHz */ - { .rmin = 44100, .rmax = 48000, .wmin = 512, .wmax = 512, }, /* Normal */ + { .rmin = 8000, .rmax = 32000, .wmin = 256, .wmax = 1024, }, /* Normal, <= 32kHz */ + { .rmin = 44100, .rmax = 48000, .wmin = 256, .wmax = 512, }, /* Normal */ { .rmin = 88200, .rmax = 96000, .wmin = 256, .wmax = 256, }, /* Double */ { .rmin = 176400, .rmax = 192000, .wmin = 128, .wmax = 128, }, /* Quad */ { .rmin = 352800, .rmax = 384000, .wmin = 128, .wmax = 128, }, /* Oct */ @@ -164,7 +164,7 @@ static struct imx_akcodec_fs_mul ak4497_fs_mul[] = { * (Table 4 from datasheet) */ static struct imx_akcodec_fs_mul ak5558_fs_mul[] = { - { .rmin = 8000, .rmax = 32000, .wmin = 1024, .wmax = 1024, }, + { .rmin = 8000, .rmax = 32000, .wmin = 512, .wmax = 1024, }, { .rmin = 44100, .rmax = 48000, .wmin = 512, .wmax = 512, }, { .rmin = 88200, .rmax = 96000, .wmin = 256, .wmax = 256, }, { .rmin = 176400, .rmax = 192000, .wmin = 128, .wmax = 128, }, -- 2.34.1