From patchwork Thu Jan 13 08:21:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Allen-KH Cheng X-Patchwork-Id: 12712382 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 88CE9C433F5 for ; Thu, 13 Jan 2022 08:23:07 +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 A35781ACF; Thu, 13 Jan 2022 09:22:15 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz A35781ACF DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1642062185; bh=YNfZIxVd+iwuXtL50tCfmOtsl8lTFA/LOos54M8zVt4=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=cwydfmXvUADZFJLe4tLup6RHJJra0ILEmWW293JjvXD5REk4IyA8ov9Snod7riobB s4q+iyyIpG7db+bRykrBM9mzlnxz8+jyaj/R3M79ojJUOfyZU4jmkOM5NEuA5apOKQ Sqoq7gl85Ygdm++jAhwGJVTsczIEMuIf1Wd9jHgE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id B644FF80507; Thu, 13 Jan 2022 09:21:32 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 17666F80054; Thu, 13 Jan 2022 09:21:24 +0100 (CET) Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (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 14709F80054; Thu, 13 Jan 2022 09:21:12 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 14709F80054 X-UUID: 7888ba9aa3eb45ef88344f8c7d586293-20220113 X-UUID: 7888ba9aa3eb45ef88344f8c7d586293-20220113 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 2069244929; Thu, 13 Jan 2022 16:21:06 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Thu, 13 Jan 2022 16:21:04 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 13 Jan 2022 16:21:04 +0800 From: allen-kh.cheng To: Jassi Brar , Rob Herring , Matthias Brugger Subject: [PATCH v13 0/2] Mediatek ADSP mailbox controller support for MT8195 Date: Thu, 13 Jan 2022 16:21:01 +0800 Message-ID: <20220113082103.27911-1-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, Kevin Hilman , Takashi Iwai , Ranjani Sridharan , Pierre-Louis Bossart , Project_Global_Chrome_Upstream_Group@mediatek.com, tzungbi@google.com, Mark Brown , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Daniel Baluta , linux-kernel@vger.kernel.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 v12: - remove of_device_get_match_data ptr check: of_device_get_match_data(dev) will never going to return NULL. driver probe with compatible mediatek,mt8195-adsp-mbox. changes since v11: - remove unuseful MODULE_LICENSE changes since v10: - split up v9 into two separate submissions https://patchwork.kernel.org/project/linux-mediatek/patch/20220111071011.5964-1-allen-kh.cheng@mediatek.com/ changes since v9: - rename adsp_mbox_chan_ops to mtk_adsp_mbox_chan_ops changes since v8: - remove struct adsp_mbox_ch_info - add get_mtk_adsp_mbox_priv - use mtk_adsp_mbox_priv va_mboxreg address in adsp mbox driver - add struct mtk_adsp_mbox_cfg for DSP mbox register offset - remove adsp mbox register offset hard code define - remove mtk-adsp-ipc.h reference in adsp mbox driver changes since v7: - add mtk prefix for adsp ipc functions - rename adsp_mbox_ch_info to mtk_adsp_mbox_ch_info - remove incorrect reviewers in commit message changes since v6: - dt-bindings: change example dtsi node. - rename 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 (2): dt-bindings: mediatek: add adsp-mbox document mailbox: mediatek: add support for adsp mailbox controller .../bindings/mailbox/mtk,adsp-mbox.yaml | 52 ++++++ drivers/mailbox/Kconfig | 7 + drivers/mailbox/Makefile | 2 + drivers/mailbox/mtk-adsp-mailbox.c | 172 ++++++++++++++++++ 4 files changed, 233 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml create mode 100644 drivers/mailbox/mtk-adsp-mailbox.c