From patchwork Thu Jun 29 01:37:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shengjiu Wang X-Patchwork-Id: 92838 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1qEhDI-009Uo2-V3; Thu, 29 Jun 2023 02:16:55 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231430AbjF2CQt (ORCPT + 1 other); Wed, 28 Jun 2023 22:16:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231493AbjF2CQr (ORCPT ); Wed, 28 Jun 2023 22:16:47 -0400 X-Greylist: delayed 373 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Wed, 28 Jun 2023 19:16:46 PDT Received: from inva020.nxp.com (inva020.nxp.com [92.121.34.13]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 895A710D7; Wed, 28 Jun 2023 19:16:46 -0700 (PDT) Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 75EE61A0D8D; Thu, 29 Jun 2023 04:10:32 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 3E24D1A0D8C; Thu, 29 Jun 2023 04:10:32 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 7BE20181D0E5; Thu, 29 Jun 2023 10:10:30 +0800 (+08) From: Shengjiu Wang To: tfiga@chromium.org, m.szyprowski@samsung.com, mchehab@kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com, nicoleotsuka@gmail.com, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH 0/6] Add audio support in v4l2 framework Date: Thu, 29 Jun 2023 09:37:47 +0800 Message-Id: <1688002673-28493-1-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.4 (--) X-LSpam-Report: No, score=-2.4 required=5.0 tests=BAYES_00=-1.9,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no Audio signal processing has the requirement for memory to memory similar as Video. This patch is to add this support in v4l2 framework, defined new buffer type V4L2_BUF_TYPE_AUDIO_CAPTURE and V4L2_BUF_TYPE_AUDIO_OUTPUT, defined new format v4l2_audio_format for audio case usage. The created audio device is named "/dev/audioX". And add memory to memory support for two kinds of i.MX ASRC module Shengjiu Wang (6): media: v4l2: Add audio capture and output support ASoC: fsl_asrc: define functions for memory to memory usage ASoC: fsl_easrc: define functions for memory to memory usage ASoC: fsl_asrc: Add memory to memory driver ASoC: fsl_asrc: enable memory to memory function ASoC: fsl_easrc: enable memory to memory function .../media/common/videobuf2/videobuf2-v4l2.c | 4 + drivers/media/v4l2-core/v4l2-dev.c | 17 + drivers/media/v4l2-core/v4l2-ioctl.c | 52 ++ include/media/v4l2-dev.h | 2 + include/media/v4l2-ioctl.h | 34 + include/uapi/linux/videodev2.h | 19 + sound/soc/fsl/Kconfig | 13 + sound/soc/fsl/Makefile | 2 + sound/soc/fsl/fsl_asrc.c | 175 +++- sound/soc/fsl/fsl_asrc.h | 2 + sound/soc/fsl/fsl_asrc_common.h | 54 ++ sound/soc/fsl/fsl_asrc_m2m.c | 878 ++++++++++++++++++ sound/soc/fsl/fsl_asrc_m2m.h | 48 + sound/soc/fsl/fsl_easrc.c | 255 ++++- sound/soc/fsl/fsl_easrc.h | 6 + 15 files changed, 1557 insertions(+), 4 deletions(-) create mode 100644 sound/soc/fsl/fsl_asrc_m2m.c create mode 100644 sound/soc/fsl/fsl_asrc_m2m.h