From patchwork Thu Apr 7 08:49:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sascha Hauer X-Patchwork-Id: 12804788 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 75C4CC433FE for ; Thu, 7 Apr 2022 08:50:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236861AbiDGIwE (ORCPT ); Thu, 7 Apr 2022 04:52:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37030 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243427AbiDGIwA (ORCPT ); Thu, 7 Apr 2022 04:52:00 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 01D4490CD9 for ; Thu, 7 Apr 2022 01:50:00 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ncNpq-0003dj-Vo; Thu, 07 Apr 2022 10:49:47 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1ncNpr-001Zr8-3z; Thu, 07 Apr 2022 10:49:45 +0200 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1ncNpm-000w4X-Pp; Thu, 07 Apr 2022 10:49:42 +0200 From: Sascha Hauer To: alsa-devel@alsa-project.org Cc: Xiubo Li , Fabio Estevam , Shengjiu Wang , kernel@pengutronix.de, Vinod Koul , NXP Linux Team , dmaengine@vger.kernel.org, Sascha Hauer Subject: [PATCH v4 12/21] ASoC: fsl_micfil: add multi fifo support Date: Thu, 7 Apr 2022 10:49:27 +0200 Message-Id: <20220407084936.223075-13-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220407084936.223075-1-s.hauer@pengutronix.de> References: <20220407084936.223075-1-s.hauer@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: sha@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: dmaengine@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org The micfil hardware provides the microphone data on multiple successive FIFO registers, one register per stereo pair. Also to work properly the SDMA_DONE0_CONFIG_DONE_SEL bit in the SDMA engines SDMA_DONE0_CONFIG register must be set. This patch provides the necessary information to the SDMA engine driver. Signed-off-by: Sascha Hauer --- Notes: Changes since v3: - Fix include name Changes since v2: - Add forgotten commit message sound/soc/fsl/fsl_micfil.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c index 4656a18a03e45..56df916ad55f2 100644 --- a/sound/soc/fsl/fsl_micfil.c +++ b/sound/soc/fsl/fsl_micfil.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -35,6 +36,7 @@ struct fsl_micfil { struct clk *busclk; struct clk *mclk; struct snd_dmaengine_dai_dma_data dma_params_rx; + struct sdma_peripheral_config sdmacfg; unsigned int dataline; char name[32]; int irq[MICFIL_IRQ_LINES]; @@ -324,6 +326,10 @@ static int fsl_micfil_hw_params(struct snd_pcm_substream *substream, return ret; } + micfil->dma_params_rx.peripheral_config = &micfil->sdmacfg; + micfil->dma_params_rx.peripheral_size = sizeof(micfil->sdmacfg); + micfil->sdmacfg.n_fifos_src = channels; + micfil->sdmacfg.sw_done = true; micfil->dma_params_rx.maxburst = channels * MICFIL_DMA_MAXBURST_RX; return 0;