From patchwork Fri Jun 8 08:31:09 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jianqun Xu X-Patchwork-Id: 10453973 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 58CC260467 for ; Fri, 8 Jun 2018 08:32:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4437229460 for ; Fri, 8 Jun 2018 08:32:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 368D129463; Fri, 8 Jun 2018 08:32:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.4 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, MAILING_LIST_MULTI, RCVD_IN_SORBS_WEB autolearn=no version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A008C29460 for ; Fri, 8 Jun 2018 08:32:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=qzAjNE3feRvRaGaUPXNaMDwrsO5EAhQhpQ4mD8S3oPY=; b=l3i 55wpGyw0I0RZtEs8sHDZkr5jcfKNO5WHsPkWYp4boRdAaE+cJMPgivxmtXgcE+fpAAiEgbyefbqjQ bfDeqJRgrlQVLbEO1LC8Zn1CJjXfn94WIvxmQUWC1s/D0GJyi+BPbWzemuF2M9Vx9fLAGiliEDUCg sHVesLHxW6UMtudprYfn5ch498bDSjWEnyQ4U9j0hnfHSv1u2BsNxNd31y+mVx60d7AhdjylDZ4lG UANRJIu0JD/gMeD3Vfvf39J37kkohbUebk5V01iY1/aO7ukC5sUgUtNAa71SbiBi42qYB39YIj0tC xdKHXVn94O2IR1mWMRjogsB04qBD+uA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fRCoT-0008SZ-3q; Fri, 08 Jun 2018 08:32:01 +0000 Received: from regular1.263xmail.com ([211.150.99.140]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fRCo3-0008AI-Hq; Fri, 08 Jun 2018 08:31:38 +0000 Received: from jay.xu?rock-chips.com (unknown [192.168.167.83]) by regular1.263xmail.com (Postfix) with ESMTP id 4AA044B72; Fri, 8 Jun 2018 16:31:15 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTPA id 9060F369; Fri, 8 Jun 2018 16:31:11 +0800 (CST) X-IP-DOMAINF: 1 X-RL-SENDER: jay.xu@rock-chips.com X-FST-TO: robh+dt@kernel.org X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: jay.xu@rock-chips.com X-UNIQUE-TAG: <4e92f1444f758af31928676b2b0d1df8> X-ATTACHMENT-NUM: 0 X-SENDER: xjq@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 22850JBR8YG; Fri, 08 Jun 2018 16:31:14 +0800 (CST) From: Jianqun Xu To: robh+dt@kernel.org, heiko@sntech.de, mark.rutland@arm.com, catalin.marinas@arm.com, will.deacon@arm.com, jay.xu@rock-chips.com, broonie@kernel.org Subject: [PATCH] ASoC: rockchip: add config for rockchip dmaengine pcm register Date: Fri, 8 Jun 2018 16:31:09 +0800 Message-Id: <1528446669-18141-1-git-send-email-jay.xu@rock-chips.com> X-Mailer: git-send-email 1.9.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180608_013135_952024_AE7B0085 X-CRM114-Status: GOOD ( 17.36 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, shawn.lin@rock-chips.com, linux-kernel@vger.kernel.org, kever.yang@rock-chips.com, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This patch makes the rockchip i2s pcm configurable by adding rockchip pcm config for devm_snd_dmaengine_pcm_register. Signed-off-by: Jianqun Xu --- sound/soc/rockchip/Makefile | 3 ++- sound/soc/rockchip/rockchip_i2s.c | 3 ++- sound/soc/rockchip/rockchip_pcm.c | 45 +++++++++++++++++++++++++++++++++++++++ sound/soc/rockchip/rockchip_pcm.h | 14 ++++++++++++ 4 files changed, 63 insertions(+), 2 deletions(-) create mode 100644 sound/soc/rockchip/rockchip_pcm.c create mode 100644 sound/soc/rockchip/rockchip_pcm.h diff --git a/sound/soc/rockchip/Makefile b/sound/soc/rockchip/Makefile index 05b078e..65e814d 100644 --- a/sound/soc/rockchip/Makefile +++ b/sound/soc/rockchip/Makefile @@ -1,10 +1,11 @@ # SPDX-License-Identifier: GPL-2.0 # ROCKCHIP Platform Support snd-soc-rockchip-i2s-objs := rockchip_i2s.o +snd-soc-rockchip-pcm-objs := rockchip_pcm.o snd-soc-rockchip-pdm-objs := rockchip_pdm.o snd-soc-rockchip-spdif-objs := rockchip_spdif.o -obj-$(CONFIG_SND_SOC_ROCKCHIP_I2S) += snd-soc-rockchip-i2s.o +obj-$(CONFIG_SND_SOC_ROCKCHIP_I2S) += snd-soc-rockchip-i2s.o snd-soc-rockchip-pcm.o obj-$(CONFIG_SND_SOC_ROCKCHIP_PDM) += snd-soc-rockchip-pdm.o obj-$(CONFIG_SND_SOC_ROCKCHIP_SPDIF) += snd-soc-rockchip-spdif.o diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c index 908211e..5e60181 100644 --- a/sound/soc/rockchip/rockchip_i2s.c +++ b/sound/soc/rockchip/rockchip_i2s.c @@ -22,6 +22,7 @@ #include #include "rockchip_i2s.h" +#include "rockchip_pcm.h" #define DRV_NAME "rockchip-i2s" @@ -667,7 +668,7 @@ static int rockchip_i2s_probe(struct platform_device *pdev) goto err_suspend; } - ret = devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0); + ret = rockchip_pcm_platform_register(&pdev->dev); if (ret) { dev_err(&pdev->dev, "Could not register PCM\n"); return ret; diff --git a/sound/soc/rockchip/rockchip_pcm.c b/sound/soc/rockchip/rockchip_pcm.c new file mode 100644 index 0000000..f775383 --- /dev/null +++ b/sound/soc/rockchip/rockchip_pcm.c @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2018 Rockchip Electronics Co. Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include + +#include +#include +#include +#include + +#include "rockchip_pcm.h" + +static const struct snd_pcm_hardware snd_rockchip_hardware = { + .info = SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_PAUSE | + SNDRV_PCM_INFO_RESUME, + .period_bytes_min = 32, + .period_bytes_max = 8192, + .periods_min = 1, + .periods_max = 52, + .buffer_bytes_max = 64 * 1024, + .fifo_size = 32, +}; + +static const struct snd_dmaengine_pcm_config rk_dmaengine_pcm_config = { + .pcm_hardware = &snd_rockchip_hardware, + .prealloc_buffer_size = 32 * 1024, +}; + +int rockchip_pcm_platform_register(struct device *dev) +{ + return devm_snd_dmaengine_pcm_register(dev, &rk_dmaengine_pcm_config, + SND_DMAENGINE_PCM_FLAG_COMPAT); +} +EXPORT_SYMBOL_GPL(rockchip_pcm_platform_register); + +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/rockchip/rockchip_pcm.h b/sound/soc/rockchip/rockchip_pcm.h new file mode 100644 index 0000000..d6c3611 --- /dev/null +++ b/sound/soc/rockchip/rockchip_pcm.h @@ -0,0 +1,14 @@ +/* + * Copyright (c) 2018 Rockchip Electronics Co. Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _ROCKCHIP_PCM_H +#define _ROCKCHIP_PCM_H + +int rockchip_pcm_platform_register(struct device *dev); + +#endif