From patchwork Mon Jan 17 06:21:43 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: 12714826 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 DB3ABC433EF for ; Mon, 17 Jan 2022 06:22:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :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=nBELJGdVrcOZzUZ1vAPVsjy+lqBLABHu2OOBINcQvgI=; b=gLDzgCUa0D5NKW 9sPhZ8Mnzt5T2BIyE5FT57Z3wyB/2h3GtvZGL3Vjdvf1Msx6HWn7Lj6MRL2Qii7XzRcwbUvE0gBFU Dw/VD+yiPuK0Yl9ZqQYdZ2xI6G+SsO265ggVoTS6WBLA1weOcO5a+AOvvmYADyHDdI211OqOeaadd qzvI7fFiW6hJACxSmNp+XTFvPiRLI7CzBPqUBd4La4cTQvzSHkHcm/XU+cqAy/XStcKOESSnXx1vp ISmg3g4DV+NlqJUKFyHB8L03potwVhU+obNdPLUgOEbTiNMkJtc4NRc2MKYQuNG2ieTkRGjhtITfP sB009Hh7Nl+sVuFOewcg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n9LP8-00DemS-WE; Mon, 17 Jan 2022 06:22:11 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n9LOv-00Dekq-VU; Mon, 17 Jan 2022 06:21:59 +0000 X-UUID: 1e36295554584edf9dde9bed9313e21c-20220116 X-UUID: 1e36295554584edf9dde9bed9313e21c-20220116 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 826744067; Sun, 16 Jan 2022 23:21:50 -0700 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 16 Jan 2022 22:21:48 -0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 17 Jan 2022 14:21:47 +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; Mon, 17 Jan 2022 14:21:46 +0800 From: allen-kh.cheng To: Jassi Brar , Rob Herring , Matthias Brugger CC: Linux-ALSA , , , Pierre-Louis Bossart , Liam Girdwood , Ranjani Sridharan , Kai Vehmanen , Daniel Baluta , "Mark Brown" , Jaroslav Kysela , Takashi Iwai , Chen-Yu Tsai , Kevin Hilman , , , , , , , Allen-KH Cheng Subject: [PATCH v15 0/2] mtk: add ADSP mailbox controller support for MT8195 Date: Mon, 17 Jan 2022 14:21:43 +0800 Message-ID: <20220117062145.9929-1-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220116_222158_050879_3DEFBAA8 X-CRM114-Status: GOOD ( 12.81 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org 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 v14: - add inline for get_mtk_adsp_mbox_priv changes since v13: - rebase on v5.16-rc8 - add back ptr check from of_device_get_match_data 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 | 175 ++++++++++++++++++ 4 files changed, 236 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml create mode 100644 drivers/mailbox/mtk-adsp-mailbox.c