From patchwork Thu Nov 21 09:12:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis-YC Hsieh X-Patchwork-Id: 11255933 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 61D84109A for ; Thu, 21 Nov 2019 09:14:53 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 3F7092071C for ; Thu, 21 Nov 2019 09:14:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="hTdqNJJD"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="d6zeW8uA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3F7092071C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=GUfZf4dzWF8gqg0Xc50D23koED66vuxDHfJrxTPJWD0=; b=hTdqNJJDHtVWdK tN6Sab+kSol7voVjIvdt2YeIzSWhf2SGhG78utaBQCQ7p6Hua4IZ1rvNU2OMRQjhUgRDIVutqftTp J0ak9ejcRovoY/eMbPcvk4g0tv853BlUFYmSMxmqrlPJ1wHR394dRWvY5d8jmTzuTIPVP7T+CwxqB 8OrNoAKPA5qhLqiJAgenvuea2Ch4U7IsZSvxAgaXmJSu/m4wKc/iBJggdYdNSthHTuj/2mgWRP3xC 6BV7CV4zxuV4/mCINvGL6BBqR+oZQnwTqZ7tGiF9/sw84kSmVfm7aySpW7P+ryZdgqv7fYXQAOpWE W+4HUIaAKASAvW/zWzUw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iXiY7-0002kY-3k; Thu, 21 Nov 2019 09:14:51 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iXiWp-0001SE-RN; Thu, 21 Nov 2019 09:13:34 +0000 X-UUID: 585ba7ad71cb4155a24b21b2f03e3db3-20191121 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=VqkAt8rgN3zVcjynrIl0FW+8LhE3QB8tyJbsUpCHPIA=; b=d6zeW8uAFApCk2+xL8nkvsnceaDu84aXDWu62+MEvq/mVNkBqJBl1fIEWt51d8vvf75x0EmiwKCaQ7fIRLaSvvFXnWgINgXd43tXWZynfiglT9kxY3rJGPFyTlS6p/AfJNyJ7Qit+lyYLWsgcUv1P8UcxgyH15+xqNijnEhbXms=; X-UUID: 585ba7ad71cb4155a24b21b2f03e3db3-20191121 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 800882075; Thu, 21 Nov 2019 01:13:28 -0800 Received: from mtkmbs05n1.mediatek.inc (172.21.101.15) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 21 Nov 2019 01:13:47 -0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 21 Nov 2019 17:13:19 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 21 Nov 2019 17:13:30 +0800 From: Dennis YC Hsieh To: Rob Herring , Matthias Brugger , Jassi Brar Subject: [PATCH v1 12/12] soc: mediatek: cmdq: add set event function Date: Thu, 21 Nov 2019 17:12:32 +0800 Message-ID: <1574327552-11806-13-git-send-email-dennis-yc.hsieh@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1574327552-11806-1-git-send-email-dennis-yc.hsieh@mediatek.com> References: <1574327552-11806-1-git-send-email-dennis-yc.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191121_011331_902865_273EDD0B X-CRM114-Status: UNSURE ( 9.93 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, Houlong Wei , Dennis YC Hsieh , linux-mediatek@lists.infradead.org, Bibby Hsieh , CK Hu , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add set event function in cmdq helper functions to set specific event. Signed-off-by: Dennis YC Hsieh --- drivers/soc/mediatek/mtk-cmdq-helper.c | 15 +++++++++++++++ include/linux/mailbox/mtk-cmdq-mailbox.h | 1 + include/linux/soc/mediatek/mtk-cmdq.h | 9 +++++++++ 3 files changed, 25 insertions(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 7f1e332..dd29968 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -353,6 +353,21 @@ int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event) } EXPORT_SYMBOL(cmdq_pkt_clear_event); +int cmdq_pkt_set_event(struct cmdq_pkt *pkt, u16 event) +{ + struct cmdq_instruction inst = { {0} }; + + if (event >= CMDQ_MAX_EVENT) + return -EINVAL; + + inst.op = CMDQ_CODE_WFE; + inst.value = CMDQ_WFE_UPDATE | CMDQ_WFE_UPDATE_VALUE; + inst.event = event; + + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_set_event); + int cmdq_pkt_poll(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value) { diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h index 3f6bc0d..dbedda6 100644 --- a/include/linux/mailbox/mtk-cmdq-mailbox.h +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h @@ -17,6 +17,7 @@ #define CMDQ_JUMP_PASS CMDQ_INST_SIZE #define CMDQ_WFE_UPDATE BIT(31) +#define CMDQ_WFE_UPDATE_VALUE BIT(16) #define CMDQ_WFE_WAIT BIT(15) #define CMDQ_WFE_WAIT_VALUE 0x1 diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 5211827..84dbf0e 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -167,6 +167,15 @@ int cmdq_pkt_mem_move(struct cmdq_pkt *pkt, phys_addr_t src_addr, int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event); /** + * cmdq_pkt_set_event() - append set event command to the CMDQ packet + * @pkt: the CMDQ packet + * @event: the desired event to be set + * + * Return: 0 for success; else the error code is returned + */ +int cmdq_pkt_set_event(struct cmdq_pkt *pkt, u16 event); + +/** * cmdq_pkt_poll() - Append polling command to the CMDQ packet, ask GCE to * execute an instruction that wait for a specified * hardware register to check for the value w/o mask.