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=-15.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 88C62C43464 for ; Fri, 18 Sep 2020 19:06:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4ABDF21707 for ; Fri, 18 Sep 2020 19:06:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="K22qfhh0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726311AbgIRTGm (ORCPT ); Fri, 18 Sep 2020 15:06:42 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:41920 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726290AbgIRTGm (ORCPT ); Fri, 18 Sep 2020 15:06:42 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 08IJ6SQW084878; Fri, 18 Sep 2020 14:06:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1600455988; bh=g4j02rh2c3KYgw9HISkgKOgsc2HItFd1z0XOZrS0lCM=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=K22qfhh0dV6KthpVYtwk7eNbOZRZjtW7OZ0umS71Y4s50AFbsnDxyaU8Btk9mxbKe Pv6JgKo+lMWU6MYuc0UdgRyIlsPFZYetzqroWr/59xs9uCkzpVhOdN1TxYdKDAEYqx Tp5hrKLYJv+H4RzAA8Myj9s7y56ieJQTnQotezHw= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id 08IJ6Sik101568; Fri, 18 Sep 2020 14:06:28 -0500 Received: from DLEE104.ent.ti.com (157.170.170.34) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Fri, 18 Sep 2020 14:06:28 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Fri, 18 Sep 2020 14:06:28 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 08IJ6SI7025072; Fri, 18 Sep 2020 14:06:28 -0500 From: Dan Murphy To: , , , CC: , , , Dan Murphy Subject: [PATCH 9/9] ASoC: tas2770: Refactor sample rate function Date: Fri, 18 Sep 2020 14:05:48 -0500 Message-ID: <20200918190548.12598-9-dmurphy@ti.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200918190548.12598-1-dmurphy@ti.com> References: <20200918190548.12598-1-dmurphy@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Refactor the tas2770_set_samplerate to simplify the code and access the I2C bus only once per rate request. The ramp rate and sample rate bits are contained in the same register so a single call to the snd_soc_update_bits function is all that is needed Signed-off-by: Dan Murphy --- sound/soc/codecs/tas2770.c | 75 ++++++++++---------------------------- 1 file changed, 19 insertions(+), 56 deletions(-) diff --git a/sound/soc/codecs/tas2770.c b/sound/soc/codecs/tas2770.c index b17cf0a7f785..386aaa11fa08 100644 --- a/sound/soc/codecs/tas2770.c +++ b/sound/soc/codecs/tas2770.c @@ -252,80 +252,43 @@ static int tas2770_set_bitwidth(struct tas2770_priv *tas2770, int bitwidth) static int tas2770_set_samplerate(struct tas2770_priv *tas2770, int samplerate) { - int ret; struct snd_soc_component *component = tas2770->component; + int ramp_rate_val; + int ret; switch (samplerate) { case 48000: - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_SMP_MASK, - TAS2770_TDM_CFG_REG0_SMP_48KHZ); - if (ret < 0) - return ret; - - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_31_MASK, - TAS2770_TDM_CFG_REG0_31_44_1_48KHZ); + ramp_rate_val = TAS2770_TDM_CFG_REG0_SMP_48KHZ | + TAS2770_TDM_CFG_REG0_31_44_1_48KHZ; break; case 44100: - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_SMP_MASK, - TAS2770_TDM_CFG_REG0_SMP_44_1KHZ); - if (ret < 0) - return ret; - - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_31_MASK, - TAS2770_TDM_CFG_REG0_31_44_1_48KHZ); + ramp_rate_val = TAS2770_TDM_CFG_REG0_SMP_44_1KHZ | + TAS2770_TDM_CFG_REG0_31_44_1_48KHZ; break; case 96000: - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_SMP_MASK, - TAS2770_TDM_CFG_REG0_SMP_48KHZ); - if (ret < 0) - return ret; - - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_31_MASK, - TAS2770_TDM_CFG_REG0_31_88_2_96KHZ); + ramp_rate_val = TAS2770_TDM_CFG_REG0_SMP_48KHZ | + TAS2770_TDM_CFG_REG0_31_88_2_96KHZ; break; case 88200: - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_SMP_MASK, - TAS2770_TDM_CFG_REG0_SMP_44_1KHZ); - if (ret < 0) - return ret; - - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_31_MASK, - TAS2770_TDM_CFG_REG0_31_88_2_96KHZ); + ramp_rate_val = TAS2770_TDM_CFG_REG0_SMP_44_1KHZ | + TAS2770_TDM_CFG_REG0_31_88_2_96KHZ; break; case 19200: - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_SMP_MASK, - TAS2770_TDM_CFG_REG0_SMP_48KHZ); - if (ret < 0) - return ret; - - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_31_MASK, - TAS2770_TDM_CFG_REG0_31_176_4_192KHZ); + ramp_rate_val = TAS2770_TDM_CFG_REG0_SMP_48KHZ | + TAS2770_TDM_CFG_REG0_31_176_4_192KHZ; break; case 17640: - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_SMP_MASK, - TAS2770_TDM_CFG_REG0_SMP_44_1KHZ); - if (ret < 0) - return ret; - - ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, - TAS2770_TDM_CFG_REG0_31_MASK, - TAS2770_TDM_CFG_REG0_31_176_4_192KHZ); + ramp_rate_val = TAS2770_TDM_CFG_REG0_SMP_44_1KHZ | + TAS2770_TDM_CFG_REG0_31_176_4_192KHZ; break; default: - ret = -EINVAL; + return -EINVAL; } + ret = snd_soc_component_update_bits(component, TAS2770_TDM_CFG_REG0, + TAS2770_TDM_CFG_REG0_SMP_MASK | + TAS2770_TDM_CFG_REG0_31_MASK, + ramp_rate_val); if (ret < 0) return ret; -- 2.28.0