From nobody Sat Apr 11 00:43:24 2026 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 7E4CAC32771 for ; Wed, 17 Aug 2022 12:55:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239438AbiHQMzS (ORCPT ); Wed, 17 Aug 2022 08:55:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54504 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239387AbiHQMzQ (ORCPT ); Wed, 17 Aug 2022 08:55:16 -0400 Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E9D3E4A10F for ; Wed, 17 Aug 2022 05:55:15 -0700 (PDT) Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 27HCp2QM001811; Wed, 17 Aug 2022 07:55:10 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=dI5c4NMBWb6kXd28M1dU1LPLwg2nYuaVxb2LGXb6HJA=; b=K3/Qowb95BotZb/Xz0jjg2SRsFUG97gCawzI5s2r3xzzetVFyu277PTTI3CLpzEjXqnM YxdiZsnNkLx4EJS1PdilaIleaJbue2gb2tFiuuEb4TpHCHsUAZcE0cON7VJgIVM372xO QC8GTlkSDiPRgwm9UelDgM5Zr7VEML9emHpTwvP1+FkEDgaiSdXLgzIFivWNE3736v9i CubNcOCch0is6JJ7CTYz5+ZExd+AA56VowX2TcCHM5ibTViEPKVbJR7UVQ1r44m3jSlG D+BwlNd7leclaZ3A4ABs0aYLG4bzohsI3OeYFcv8dD2abZUQLx/JktaVYy9iPvmn8eRa gg== Received: from ediex02.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3hx8cpcvey-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 17 Aug 2022 07:55:10 -0500 Received: from ediex01.ad.cirrus.com (198.61.84.80) by ediex02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.9; Wed, 17 Aug 2022 07:55:08 -0500 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by ediex01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.2.1118.9 via Frontend Transport; Wed, 17 Aug 2022 07:55:08 -0500 Received: from edi-sw-dsktp-006.ad.cirrus.com (edi-sw-dsktp-006.ad.cirrus.com [198.90.251.95]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 6870D459; Wed, 17 Aug 2022 12:55:08 +0000 (UTC) From: Richard Fitzgerald To: CC: , , , Richard Fitzgerald Subject: [PATCH] ASoC: soc-utils-test: Add test for snd_soc_params_to_bclk() Date: Wed, 17 Aug 2022 13:55:08 +0100 Message-ID: <20220817125508.1406651-1-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: GuE-QEIuDVO5lsT9Of62F59lRpBucotQ X-Proofpoint-GUID: GuE-QEIuDVO5lsT9Of62F59lRpBucotQ X-Proofpoint-Spam-Reason: safe Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" snd_soc_params_to_bclk() calculates the BCLK from only the information in snd_pcm_hw_params. It is therefore a subset of the functionality of snd_soc_tdm_params_to_bclk() so can use a subset of the test case table. Signed-off-by: Richard Fitzgerald --- sound/soc/soc-utils-test.c | 46 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/sound/soc/soc-utils-test.c b/sound/soc/soc-utils-test.c index 5ad8e23af49a..616d2c926dd1 100644 --- a/sound/soc/soc-utils-test.c +++ b/sound/soc/soc-utils-test.c @@ -170,8 +170,54 @@ static void test_tdm_params_to_bclk(struct kunit *test) } } =20 +static void test_snd_soc_params_to_bclk_one(struct kunit *test, + unsigned int rate, snd_pcm_format_t fmt, + unsigned int channels, + unsigned int expected_bclk) +{ + struct snd_pcm_hw_params params; + int got_bclk; + + _snd_pcm_hw_params_any(¶ms); + snd_mask_none(hw_param_mask(¶ms, SNDRV_PCM_HW_PARAM_FORMAT)); + hw_param_interval(¶ms, SNDRV_PCM_HW_PARAM_RATE)->min =3D rate; + hw_param_interval(¶ms, SNDRV_PCM_HW_PARAM_RATE)->max =3D rate; + hw_param_interval(¶ms, SNDRV_PCM_HW_PARAM_CHANNELS)->min =3D channels; + hw_param_interval(¶ms, SNDRV_PCM_HW_PARAM_CHANNELS)->max =3D channels; + params_set_format(¶ms, fmt); + + got_bclk =3D snd_soc_params_to_bclk(¶ms); + pr_debug("%s: r=3D%u sb=3D%u ch=3D%u expected=3D%u got=3D%d\n", + __func__, + rate, params_width(¶ms), channels, expected_bclk, got_bclk); + KUNIT_ASSERT_EQ(test, expected_bclk, (unsigned int)got_bclk); +} + +static void test_snd_soc_params_to_bclk(struct kunit *test) +{ + int i; + + for (i =3D 0; i < ARRAY_SIZE(tdm_params_to_bclk_cases); ++i) { + /* + * snd_soc_params_to_bclk() is all the test cases where + * snd_pcm_hw_params values are not overridden. + */ + if (tdm_params_to_bclk_cases[i].tdm_width | + tdm_params_to_bclk_cases[i].tdm_slots | + tdm_params_to_bclk_cases[i].slot_multiple) + continue; + + test_snd_soc_params_to_bclk_one(test, + tdm_params_to_bclk_cases[i].rate, + tdm_params_to_bclk_cases[i].fmt, + tdm_params_to_bclk_cases[i].channels, + tdm_params_to_bclk_cases[i].bclk); + } +} + static struct kunit_case soc_utils_test_cases[] =3D { KUNIT_CASE(test_tdm_params_to_bclk), + KUNIT_CASE(test_snd_soc_params_to_bclk), {} }; =20 --=20 2.30.2