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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 27E5BC433F5 for ; Mon, 6 Dec 2021 17:05:15 +0000 (UTC) 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 52B561F2E; Mon, 6 Dec 2021 18:04:23 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 52B561F2E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1638810313; bh=uy3kd5buO6Qd335EgwcuOYe/wo9odZXDIQWpZVzDKz0=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=lfpGRXvJ0CasmJzsFu2+/jI2Hx6VHjcoUd5Tu+hZ4jAXUhP18jSoubvxpFAcXdqoQ bTOTOd1JPWaWvzjjm01NJam+xANCW70K5U/EwrMBzunTkiO3NtG0g7O4pGeyVgcC16 ugkd21pKCo2y3kYwkrdA+ZQz/ZPYSAEOYJrYBP8Q= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id A3FC0F804FD; Mon, 6 Dec 2021 18:03:33 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 089F8F804EC; Mon, 6 Dec 2021 14:11:50 +0100 (CET) Received: from alexa-out-sd-01.qualcomm.com (alexa-out-sd-01.qualcomm.com [199.106.114.38]) (using TLSv1.2 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 8AA77F804E5 for ; Mon, 6 Dec 2021 14:11:43 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 8AA77F804E5 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="izMSx4iK" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1638796304; x=1670332304; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=FFkY61nZpsiSvjL5f/R7EFLkcN0P29ZxCH0NiD7iQfk=; b=izMSx4iKDSWOik/FEvLBIFtH4IMUskMY1ptiBz/ZbSM9nSRCf1AhqenJ pKJXYdcZ0ficHeyNHzGso4vm6p8F9A5qj4KIKGAReTBCOBipOZTnLF5e3 sO9ImzSx9bG1ep/dxiXHDO1JfV2caJwyXz3ZFb3AA5sH2DmkB6wsICKoS s=; Received: from unknown (HELO ironmsg-SD-alpha.qualcomm.com) ([10.53.140.30]) by alexa-out-sd-01.qualcomm.com with ESMTP; 06 Dec 2021 05:11:43 -0800 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg-SD-alpha.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Dec 2021 05:11:42 -0800 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Mon, 6 Dec 2021 05:11:42 -0800 Received: from hu-srivasam-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Mon, 6 Dec 2021 05:11:36 -0800 From: Srinivasa Rao Mandadapu To: , , , , , , , , , , , , , , , , Subject: [PATCH v9 04/10] ASoC: qcom: Add helper function to get dma control and lpaif handle Date: Mon, 6 Dec 2021 18:40:53 +0530 Message-ID: <1638796259-24813-5-git-send-email-quic_srivasam@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1638796259-24813-1-git-send-email-quic_srivasam@quicinc.com> References: <1638796259-24813-1-git-send-email-quic_srivasam@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-Mailman-Approved-At: Mon, 06 Dec 2021 18:03:29 +0100 Cc: Venkata Prasad Potturu , Srinivasa Rao Mandadapu 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" Add support function to get dma control and lpaif handle to avoid repeated code in platform driver Signed-off-by: Srinivasa Rao Mandadapu Co-developed-by: Venkata Prasad Potturu Signed-off-by: Venkata Prasad Potturu Reviewed-by: Srinivas Kandagatla --- sound/soc/qcom/lpass-platform.c | 113 +++++++++++++++++++++++----------------- 1 file changed, 66 insertions(+), 47 deletions(-) diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c index a44162c..5d77240 100644 --- a/sound/soc/qcom/lpass-platform.c +++ b/sound/soc/qcom/lpass-platform.c @@ -177,6 +177,49 @@ static int lpass_platform_pcmops_close(struct snd_soc_component *component, return 0; } +static void __lpass_get_lpaif_handle(struct snd_pcm_substream *substream, + struct snd_soc_component *component, + struct lpaif_dmactl **dmactl, int *id, struct regmap **map) +{ + struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(soc_runtime, 0); + struct lpass_data *drvdata = snd_soc_component_get_drvdata(component); + struct snd_pcm_runtime *rt = substream->runtime; + struct lpass_pcm_data *pcm_data = rt->private_data; + struct lpass_variant *v = drvdata->variant; + int dir = substream->stream; + unsigned int dai_id = cpu_dai->driver->id; + struct lpaif_dmactl *l_dmactl = NULL; + struct regmap *l_map = NULL; + int l_id = 0; + + switch (dai_id) { + case MI2S_PRIMARY ... MI2S_QUINARY: + if (dir == SNDRV_PCM_STREAM_PLAYBACK) { + l_id = pcm_data->dma_ch; + l_dmactl = drvdata->rd_dmactl; + } else { + l_dmactl = drvdata->wr_dmactl; + l_id = pcm_data->dma_ch - v->wrdma_channel_start; + } + l_map = drvdata->lpaif_map; + break; + case LPASS_DP_RX: + l_id = pcm_data->dma_ch; + l_dmactl = drvdata->hdmi_rd_dmactl; + l_map = drvdata->hdmiif_map; + break; + default: + break; + } + if (dmactl) + *dmactl = l_dmactl; + if (id) + *id = l_id; + if (map) + *map = l_map; +} + static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component, struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) @@ -191,21 +234,15 @@ static int lpass_platform_pcmops_hw_params(struct snd_soc_component *component, unsigned int channels = params_channels(params); unsigned int regval; struct lpaif_dmactl *dmactl; - int id, dir = substream->stream; + int id; int bitwidth; int ret, dma_port = pcm_data->i2s_port + v->dmactl_audif_start; unsigned int dai_id = cpu_dai->driver->id; - if (dir == SNDRV_PCM_STREAM_PLAYBACK) { - id = pcm_data->dma_ch; - if (dai_id == LPASS_DP_RX) - dmactl = drvdata->hdmi_rd_dmactl; - else - dmactl = drvdata->rd_dmactl; - - } else { - dmactl = drvdata->wr_dmactl; - id = pcm_data->dma_ch - v->wrdma_channel_start; + __lpass_get_lpaif_handle(substream, component, &dmactl, &id, NULL); + if (!dmactl) { + dev_err(soc_runtime->dev, "failed to get dmactl handle\n"); + return -EINVAL; } bitwidth = snd_pcm_format_width(format); @@ -350,10 +387,11 @@ static int lpass_platform_pcmops_hw_free(struct snd_soc_component *component, struct regmap *map; unsigned int dai_id = cpu_dai->driver->id; - if (dai_id == LPASS_DP_RX) - map = drvdata->hdmiif_map; - else - map = drvdata->lpaif_map; + __lpass_get_lpaif_handle(substream, component, NULL, NULL, &map); + if (!map) { + dev_err(soc_runtime->dev, "failed to get dmactl handle\n"); + return -EINVAL; + } reg = LPAIF_DMACTL_REG(v, pcm_data->dma_ch, substream->stream, dai_id); ret = regmap_write(map, reg, 0); @@ -379,22 +417,12 @@ static int lpass_platform_pcmops_prepare(struct snd_soc_component *component, int ret, id, ch, dir = substream->stream; unsigned int dai_id = cpu_dai->driver->id; - ch = pcm_data->dma_ch; - if (dir == SNDRV_PCM_STREAM_PLAYBACK) { - if (dai_id == LPASS_DP_RX) { - dmactl = drvdata->hdmi_rd_dmactl; - map = drvdata->hdmiif_map; - } else { - dmactl = drvdata->rd_dmactl; - map = drvdata->lpaif_map; - } - id = pcm_data->dma_ch; - } else { - dmactl = drvdata->wr_dmactl; - id = pcm_data->dma_ch - v->wrdma_channel_start; - map = drvdata->lpaif_map; + __lpass_get_lpaif_handle(substream, component, &dmactl, &id, &map); + if (!dmactl) { + dev_err(soc_runtime->dev, "failed to get dmactl handle\n"); + return -EINVAL; } ret = regmap_write(map, LPAIF_DMABASE_REG(v, ch, dir, dai_id), @@ -444,25 +472,15 @@ static int lpass_platform_pcmops_trigger(struct snd_soc_component *component, struct lpaif_dmactl *dmactl; struct regmap *map; int ret, ch, id; - int dir = substream->stream; unsigned int reg_irqclr = 0, val_irqclr = 0; unsigned int reg_irqen = 0, val_irqen = 0, val_mask = 0; unsigned int dai_id = cpu_dai->driver->id; ch = pcm_data->dma_ch; - if (dir == SNDRV_PCM_STREAM_PLAYBACK) { - id = pcm_data->dma_ch; - if (dai_id == LPASS_DP_RX) { - dmactl = drvdata->hdmi_rd_dmactl; - map = drvdata->hdmiif_map; - } else { - dmactl = drvdata->rd_dmactl; - map = drvdata->lpaif_map; - } - } else { - dmactl = drvdata->wr_dmactl; - id = pcm_data->dma_ch - v->wrdma_channel_start; - map = drvdata->lpaif_map; + __lpass_get_lpaif_handle(substream, component, &dmactl, &id, &map); + if (!dmactl) { + dev_err(soc_runtime->dev, "failed to get dmactl handle\n"); + return -EINVAL; } switch (cmd) { @@ -597,10 +615,11 @@ static snd_pcm_uframes_t lpass_platform_pcmops_pointer( struct regmap *map; unsigned int dai_id = cpu_dai->driver->id; - if (dai_id == LPASS_DP_RX) - map = drvdata->hdmiif_map; - else - map = drvdata->lpaif_map; + __lpass_get_lpaif_handle(substream, component, NULL, NULL, &map); + if (!map) { + dev_err(soc_runtime->dev, "failed to get dmactl handle\n"); + return -EINVAL; + } ch = pcm_data->dma_ch; -- 2.7.4