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=-6.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,UNWANTED_LANGUAGE_BODY,USER_AGENT_GIT autolearn=ham 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 37818C64EB4 for ; Sun, 2 Dec 2018 21:23:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E5ABE20834 for ; Sun, 2 Dec 2018 21:23:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pv7kgQ5t" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E5ABE20834 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725936AbeLBVXr (ORCPT ); Sun, 2 Dec 2018 16:23:47 -0500 Received: from mail-wr1-f65.google.com ([209.85.221.65]:42184 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725912AbeLBVXq (ORCPT ); Sun, 2 Dec 2018 16:23:46 -0500 Received: by mail-wr1-f65.google.com with SMTP id q18so10133019wrx.9; Sun, 02 Dec 2018 13:23:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=W+LxMji1rmgC9t/lu72XSjJGgts2lQWuFigEHj6EqQ0=; b=pv7kgQ5tYm0WM/80+JIkCQritf3PIkUgpyqbbGK+38rYocyqk87xx0wmbVweojIq35 pK7DTFkO/ylyYrWoBaBU/0ZbuWt1SzxjK3Xt3hUcUF8DkkXWSnJH90HLWeZ+Jc5jl2kh +gYL2hLFa6iFYXRsf9RR7QVm7gR3dSLAA2BRww2uQngWvqT9vLXHa12VaN6/VjoqnOm8 vpICHeA0fuavWp5jkCOPOxlah/b+XEpt0m/BFR0VpfIPr4Ni5d5GirfkrsWySBO/qPaW 9sW7EjaCHr04j5bgTKVosq0qkyd1WdfYMN1AU89Wu+Sh8nSMFjpEjUgjKROUDvSarW1d 62rg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=W+LxMji1rmgC9t/lu72XSjJGgts2lQWuFigEHj6EqQ0=; b=ZZEmBgKT4UZt9DvZ2v4/ooet1cl68Rl3M8TsZokF5sDdoKUsTQlLLY29sAlp4HYgE5 uBW/NDcc3rBNUpyivYEU/PWEWubyPn/sRwnhDRPWmUshXyXacJgOTFR843HC5Fm651XH Ao60wRqt6FMYzG8BUNmecOxZyHwq82x/CkR1IfJxqGlFl+Rh2QeR6ojqz2I4v05kT2Lo BE9DfzcTvvbU4Jmjh9/UHutN2d0Dw07pK3imhmBAKHMGJiPeCikQV0pPnAvn+4MGd79/ +OX2U8udZ43fm6r947mpiq8hjksisDMM+16xuD6sw9B1Zv6MYISJyBG8Khi5A5U46D0w tzpQ== X-Gm-Message-State: AA+aEWbfOrpqMg39VqbnlWWOdambq+prZhRB0i8OhX1mqsDX3DoHKM/s q76DJQbqgdBqHGFQ8WdAVTkQ+zkj8xI= X-Google-Smtp-Source: AFSGD/Ur4YLCDN09H9lZy5dwOP6hgbKYzs8y6dXHpKgREYU7iFhdFYvt3J3Tl/0ElcnaIq8COpOzEQ== X-Received: by 2002:adf:8228:: with SMTP id 37mr11440991wrb.160.1543785820865; Sun, 02 Dec 2018 13:23:40 -0800 (PST) Received: from ThinkPad.home ([185.219.177.152]) by smtp.gmail.com with ESMTPSA id d2sm9551043wrs.97.2018.12.02.13.23.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 02 Dec 2018 13:23:40 -0800 (PST) From: Mesih Kilinc To: dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, linux-sunxi@googlegroups.com Cc: Mesih Kilinc , Vinod Koul , Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai Subject: [RFC PATCH 06/10] ASoC: sun4i-codec: Add DMA Max Burst field Date: Mon, 3 Dec 2018 00:23:13 +0300 Message-Id: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Allwinner suniv F1C100s has similar DMA engine to sun4i but it has smaller max burst size compared to sun4i. Add a quirk field to differantitate between them. Signed-off-by: Mesih Kilinc --- sound/soc/sunxi/sun4i-codec.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index 9a3cb77..7a9f84e 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -224,6 +224,8 @@ /* TODO H3 DAP (Digital Audio Processing) bits */ +#define SUN4I_DMA_MAX_BURST (8) + struct sun4i_codec { struct device *dev; struct regmap *regmap; @@ -1462,6 +1464,7 @@ struct sun4i_codec_quirks { unsigned int reg_dac_txdata; /* TX FIFO offset for DMA config */ unsigned int reg_adc_rxdata; /* RX FIFO offset for DMA config */ bool has_reset; + u32 dma_max_burst; }; static const struct sun4i_codec_quirks sun4i_codec_quirks = { @@ -1471,6 +1474,7 @@ static const struct sun4i_codec_quirks sun4i_codec_quirks = { .reg_adc_fifoc = REG_FIELD(SUN4I_CODEC_ADC_FIFOC, 0, 31), .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN4I_CODEC_ADC_RXDATA, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun6i_a31_codec_quirks = { @@ -1481,6 +1485,7 @@ static const struct sun4i_codec_quirks sun6i_a31_codec_quirks = { .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun7i_codec_quirks = { @@ -1490,6 +1495,7 @@ static const struct sun4i_codec_quirks sun7i_codec_quirks = { .reg_adc_fifoc = REG_FIELD(SUN4I_CODEC_ADC_FIFOC, 0, 31), .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN4I_CODEC_ADC_RXDATA, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun8i_a23_codec_quirks = { @@ -1500,6 +1506,7 @@ static const struct sun4i_codec_quirks sun8i_a23_codec_quirks = { .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun8i_h3_codec_quirks = { @@ -1515,6 +1522,7 @@ static const struct sun4i_codec_quirks sun8i_h3_codec_quirks = { .reg_dac_txdata = SUN8I_H3_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun8i_v3s_codec_quirks = { @@ -1529,6 +1537,7 @@ static const struct sun4i_codec_quirks sun8i_v3s_codec_quirks = { .reg_dac_txdata = SUN8I_H3_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct of_device_id sun4i_codec_of_match[] = { @@ -1655,12 +1664,12 @@ static int sun4i_codec_probe(struct platform_device *pdev) /* DMA configuration for TX FIFO */ scodec->playback_dma_data.addr = res->start + quirks->reg_dac_txdata; - scodec->playback_dma_data.maxburst = 8; + scodec->playback_dma_data.maxburst = quirks->dma_max_burst; scodec->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; /* DMA configuration for RX FIFO */ scodec->capture_dma_data.addr = res->start + quirks->reg_adc_rxdata; - scodec->capture_dma_data.maxburst = 8; + scodec->capture_dma_data.maxburst = quirks->dma_max_burst; scodec->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; ret = devm_snd_soc_register_component(&pdev->dev, quirks->codec, -- 2.7.4