From patchwork Mon Nov 29 06:39:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Allen-KH Cheng X-Patchwork-Id: 12643679 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 4FDF2C433F5 for ; Mon, 29 Nov 2021 06:41:19 +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 B50311765; Mon, 29 Nov 2021 07:40:26 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz B50311765 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1638168076; bh=+I0ASTFL0VPbwT2J+bN9MQQXUQ3YW6p++gBV+HWVzlo=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=cssLWiSpGYWwjmJLo3TUEFs2NWyI2QdxKuDi7XIss59/ERpR28dX0PpfulH0n1vSQ KIBS50gUQAPsMtez+wA7POTmdj5QcuxVv3EKvimSpvY81IW9v4C81TCWRVfxA/eiNC 66h9bLKwd3vqrWXTXgUgBcbmVztMtSllkOsHjORw= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 0658BF80249; Mon, 29 Nov 2021 07:40:26 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2194FF80249; Mon, 29 Nov 2021 07:40:23 +0100 (CET) Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 10B26F800EE; Mon, 29 Nov 2021 07:40:10 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 10B26F800EE X-UUID: 28a4c85160b54425a552989a5c3cdd18-20211129 X-UUID: 28a4c85160b54425a552989a5c3cdd18-20211129 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 715309939; Mon, 29 Nov 2021 14:40:01 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 29 Nov 2021 14:40:00 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 29 Nov 2021 14:40:00 +0800 From: allen-kh.cheng To: Mark Brown , Rob Herring , Matthias Brugger , Jassi Brar Subject: [PATCH v7 0/3] This patches provide ADSP IPC support for MT8195 Date: Mon, 29 Nov 2021 14:39:51 +0800 Message-ID: <20211129063954.1616-1-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Cc: devicetree@vger.kernel.org, Linux-ALSA , Allen-KH Cheng , Kai Vehmanen , Liam Girdwood , cujomalainey@google.com, linux-kernel@vger.kernel.org, Takashi Iwai , Ranjani Sridharan , Pierre-Louis Bossart , Project_Global_Chrome_Upstream_Group@mediatek.com, tzungbi@google.com, linux-mediatek@lists.infradead.org, Daniel Baluta , linux-arm-kernel@lists.infradead.org, sound-open-firmware@alsa-project.org 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" From: Allen-KH Cheng Mediatek ADSP IPC is used to send notification or short message between processors with dsp.ยท It will place the message to the share buffer and will access the ADSP mailbox registers to kick dsp. Two mailboxes used to send notification or short message between processors with dsp changes since v6: - dt-bindings: change example dtsi node. - change config MTK_ADSP_IPC_MBOX to MTK_ADSP_MBOX - remove unused variable - add reviewers changes since v5: - remove some redundant code changes since v4: - use switch ... case in adsp_ipc_recv - add error handling path for chan_name pointer - refine some code to be concise changes since v3: - reorder MTK_ADSP_IPC_MBOX config - remove some redundant code - remove lock in mtk-adsp-mailbox changes since v2: - separate adsp_mailbox into two instances changes since v1: - fix dt_binding_check error Allen-KH Cheng (3): dt-bindings: mediatek: add adsp-mbox document firmware: mediatek: add adsp ipc protocol interface mailbox: mediatek: add support for adsp mailbox controller .../bindings/mailbox/mtk,adsp-mbox.yaml | 52 ++++++ drivers/firmware/Kconfig | 1 + drivers/firmware/Makefile | 1 + drivers/firmware/mediatek/Kconfig | 9 + drivers/firmware/mediatek/Makefile | 2 + drivers/firmware/mediatek/mtk-adsp-ipc.c | 138 ++++++++++++++ drivers/mailbox/Kconfig | 7 + drivers/mailbox/Makefile | 2 + drivers/mailbox/mtk-adsp-mailbox.c | 175 ++++++++++++++++++ .../linux/firmware/mediatek/mtk-adsp-ipc.h | 70 +++++++ 10 files changed, 457 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml create mode 100644 drivers/firmware/mediatek/Kconfig create mode 100644 drivers/firmware/mediatek/Makefile create mode 100644 drivers/firmware/mediatek/mtk-adsp-ipc.c create mode 100644 drivers/mailbox/mtk-adsp-mailbox.c create mode 100644 include/linux/firmware/mediatek/mtk-adsp-ipc.h