From patchwork Thu Dec 15 07:28:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yongqiang Niu X-Patchwork-Id: 13073961 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 E0AC2C4332F for ; Thu, 15 Dec 2022 07:39:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; bh=5G1lZ4l41GqTHjKJk3vBh1fkYrbJKu6icifPsmP1DNk=; b=mmggUInahyqn2vShOIalVuKoXm 2wjI+oUYxEjS16Hx8GH4DCi3fB8cm9aJ49g7odTUahSdivmARQY8neNswvrpStG51NoX6z2VBg/PL oY/19CO5+e50VOIIzI+8pjoC+nY7qQ1Rnj7Qpbck4ziTim4FzJcCVwgo1PbMw1Z032xyJUt6OiLUY NLoZXCGZBq1R1iwEVn5Wy5b4SU3g0WwVlrjyYHqjOTL+brkWoYV/vcSnE6zg23kFFGe04y16QyjZW dWx+NFhyMF37y/P+NrH3K5YUN9EzbUFUK60lnqMcsIjeQeWrXzqiLF+31FJGm2Kk9bEVITnDJtJHN f8lTTDpw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5ipQ-007IGd-Iz; Thu, 15 Dec 2022 07:38:52 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5ipN-007IFJ-Qs; Thu, 15 Dec 2022 07:38:51 +0000 X-UUID: e3a78df1d7ef4b4eacfef8774b2b341f-20221215 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=5G1lZ4l41GqTHjKJk3vBh1fkYrbJKu6icifPsmP1DNk=; b=uoURvYpiaUYK9q/x9jAUIJ6AML5LO8x8/MibmDqqRNYId1GTnk1QU/ybFL0Fx+xKBUj+NRIMaVoSizbUROrxwAQ1PaMbIinlAJO7Az456GF3iSGumP3MtiwZHHPri2rBdZr39MP4Z8duuXJZ9MqahviivS5H+GfC4Tf+6LzLEU0=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.14,REQID:4666adf1-d28f-47aa-b4c0-5e89993527cd,IP:0,U RL:0,TC:0,Content:100,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:100 X-CID-META: VersionHash:dcaaed0,CLOUDID:70cea9b4-d2e2-434d-b6d3-aeae88dfcc78,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:801|102,TC:nil,Content:3,EDM:-3,IP:n il,URL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: e3a78df1d7ef4b4eacfef8774b2b341f-20221215 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1309251959; Thu, 15 Dec 2022 00:38:46 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.3; Thu, 15 Dec 2022 15:28:09 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Thu, 15 Dec 2022 15:28:09 +0800 From: Yongqiang Niu To: CK Hu , Chun-Kuang Hu , "Jassi Brar" , Matthias Brugger CC: , , , , Hsin-Yi Wang , Yongqiang Niu , AngeloGioacchino Del Regno Subject: [PATCH v11, 1/4] mailbox: mtk-cmdq: Use GCE_CTRL_BY_SW definition instead of number Date: Thu, 15 Dec 2022 15:28:03 +0800 Message-ID: <20221215072806.10224-2-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221215072806.10224-1-yongqiang.niu@mediatek.com> References: <20221215072806.10224-1-yongqiang.niu@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-20221214_233849_900707_010759E3 X-CRM114-Status: UNSURE ( 9.67 ) X-CRM114-Notice: Please train this message. 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 Use GCE_CTRL_BY_SW definition instead of number Signed-off-by: Yongqiang Niu Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: CK Hu --- drivers/mailbox/mtk-cmdq-mailbox.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c index 9465f9081515..c3cb24f51699 100644 --- a/drivers/mailbox/mtk-cmdq-mailbox.c +++ b/drivers/mailbox/mtk-cmdq-mailbox.c @@ -38,6 +38,7 @@ #define CMDQ_THR_PRIORITY 0x40 #define GCE_GCTL_VALUE 0x48 +#define GCE_CTRL_BY_SW GENMASK(2, 0) #define CMDQ_THR_ACTIVE_SLOT_CYCLES 0x3200 #define CMDQ_THR_ENABLED 0x1 @@ -129,7 +130,8 @@ static void cmdq_init(struct cmdq *cmdq) WARN_ON(clk_bulk_enable(cmdq->gce_num, cmdq->clocks)); if (cmdq->control_by_sw) - writel(0x7, cmdq->base + GCE_GCTL_VALUE); + writel(GCE_CTRL_BY_SW, cmdq->base + GCE_GCTL_VALUE); + writel(CMDQ_THR_ACTIVE_SLOT_CYCLES, cmdq->base + CMDQ_THR_SLOT_CYCLES); for (i = 0; i <= CMDQ_MAX_EVENT; i++) writel(i, cmdq->base + CMDQ_SYNC_TOKEN_UPDATE); From patchwork Thu Dec 15 07:28:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yongqiang Niu X-Patchwork-Id: 13073966 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 7511AC4332F for ; Thu, 15 Dec 2022 07:49:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; bh=F0IkclvlLIjnR4XOpv2u+KAvfbq0vy1p7zBiIsdhSZ0=; b=WCwUrYCsxzry2P+BLCqbMaVXYP 0iI6a1anlGcofJfKgltuPn/jK3bLHqXPuCe4yfsRwX5cjC1Kg2wfv+03uYY39J8TilYPBqzESNCf5 ytIxtDjGVjBSgKOdyxUStE2M57e3B59MqPTtsNxZJWyXgyc4YVqkpfmsu4wQW/+dipiWg7joN5ryq 7Vcszkz6QzQ4KY8NbLo0jfh5BkxybBNBt3+UvaQRhL7b04py8y0llbQJDALKfritg3/kvI4fvvsPr SjoL4+KZdUgdosqMSzt4Cg2MvtMjnCsw1ym1VcUnSa3FCfklHVawL6yKKFUVIXlr6c2szF0aSrqUA tU+F3VsQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5izD-007N3J-BD; Thu, 15 Dec 2022 07:48:59 +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 1p5iz9-007MzO-P4; Thu, 15 Dec 2022 07:48:57 +0000 X-UUID: 4ed1da0065d54958863a1b600a5ed202-20221215 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=F0IkclvlLIjnR4XOpv2u+KAvfbq0vy1p7zBiIsdhSZ0=; b=BMIUaroAXMmxQlpIr9AIakhCkymplVXS07FJlRjHpjzS5pqTvXRZHI1PhXr9P0cDbZ7YVgakwZJUHA9qoElv02QsBWB0rCYzL3cFKLRuLGqr+o7J7RKZqf9x6k7/+RJxCZDQPJCrE5dgxtLQ0IqnejkTnnsrG4PkKJC+eowr90I=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.14,REQID:669f5172-4a94-4dbe-9e4d-f34392b191c5,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:1,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:1 X-CID-META: VersionHash:dcaaed0,CLOUDID:485eb5af-9f02-4d44-9c44-6e4bb4e4f412,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: 4ed1da0065d54958863a1b600a5ed202-20221215 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 2038836311; Thu, 15 Dec 2022 00:48:45 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Thu, 15 Dec 2022 15:28:10 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Thu, 15 Dec 2022 15:28:10 +0800 From: Yongqiang Niu To: CK Hu , Chun-Kuang Hu , Jassi Brar , Matthias Brugger CC: , , , , Hsin-Yi Wang , Yongqiang Niu Subject: [PATCH v11, 2/4] mailbox: mtk-cmdq: add gce software ddr enable private data Date: Thu, 15 Dec 2022 15:28:04 +0800 Message-ID: <20221215072806.10224-3-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221215072806.10224-1-yongqiang.niu@mediatek.com> References: <20221215072806.10224-1-yongqiang.niu@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-20221214_234856_060256_8532D4A0 X-CRM114-Status: GOOD ( 13.56 ) 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 if gce work control by software, we need set software enable for MT8186 Soc there is a handshake flow between gce and ddr hardware, if not set ddr enable flag of gce, ddr will fall into idle mode, then gce instructions will not process done. we need set this flag of gce to tell ddr when gce is idle or busy controlled by software flow. 0x48[2:0] means control by software 0x48[18:16] means ddr enable 0x48[2:0] is pre-condition of 0x48[18:16]. if we want set 0x48[18:16] ddr enable, 0x48[2:0] must be set at same time. and only these bits is useful, other bits is useless bits Signed-off-by: Yongqiang Niu Reviewed-by: CK Hu --- drivers/mailbox/mtk-cmdq-mailbox.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c index c3cb24f51699..d2363c6b8b7a 100644 --- a/drivers/mailbox/mtk-cmdq-mailbox.c +++ b/drivers/mailbox/mtk-cmdq-mailbox.c @@ -39,6 +39,7 @@ #define GCE_GCTL_VALUE 0x48 #define GCE_CTRL_BY_SW GENMASK(2, 0) +#define GCE_DDR_EN GENMASK(18, 16) #define CMDQ_THR_ACTIVE_SLOT_CYCLES 0x3200 #define CMDQ_THR_ENABLED 0x1 @@ -81,6 +82,7 @@ struct cmdq { bool suspended; u8 shift_pa; bool control_by_sw; + bool sw_ddr_en; u32 gce_num; }; @@ -88,6 +90,7 @@ struct gce_plat { u32 thread_nr; u8 shift; bool control_by_sw; + bool sw_ddr_en; u32 gce_num; }; @@ -127,10 +130,16 @@ static void cmdq_thread_resume(struct cmdq_thread *thread) static void cmdq_init(struct cmdq *cmdq) { int i; + u32 gctl_regval = 0; WARN_ON(clk_bulk_enable(cmdq->gce_num, cmdq->clocks)); if (cmdq->control_by_sw) - writel(GCE_CTRL_BY_SW, cmdq->base + GCE_GCTL_VALUE); + gctl_regval = GCE_CTRL_BY_SW; + if (cmdq->sw_ddr_en) + gctl_regval |= GCE_DDR_EN; + + if (gctl_regval) + writel(gctl_regval, cmdq->base + GCE_GCTL_VALUE); writel(CMDQ_THR_ACTIVE_SLOT_CYCLES, cmdq->base + CMDQ_THR_SLOT_CYCLES); for (i = 0; i <= CMDQ_MAX_EVENT; i++) @@ -545,6 +554,7 @@ static int cmdq_probe(struct platform_device *pdev) cmdq->thread_nr = plat_data->thread_nr; cmdq->shift_pa = plat_data->shift; cmdq->control_by_sw = plat_data->control_by_sw; + cmdq->sw_ddr_en = plat_data->sw_ddr_en; cmdq->gce_num = plat_data->gce_num; cmdq->irq_mask = GENMASK(cmdq->thread_nr - 1, 0); err = devm_request_irq(dev, cmdq->irq, cmdq_irq_handler, IRQF_SHARED, From patchwork Thu Dec 15 07:28:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yongqiang Niu X-Patchwork-Id: 13073955 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 2FE70C4332F for ; Thu, 15 Dec 2022 07:29:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; bh=EYgiiIeLx+IWuygJtp8CNsHZ0VYNVDCr/JZPgq7y/lw=; b=JNoO1YvXcOPasK/NYgFXj/zy+1 74hsJ2Z+Eb0CX/Y0B5h5NORsiJEk2Jn78Re0kl1VZbqZjE8rKKjDMzREQDTyNbb2LVuX+oN3ukl9j GHuU2bXVsMDYinv/AhYi1/+nodaxMYt+EVFYPx8WTjgYZXjIq+gR+Ml3GSnqjEx5p2DsEhWmDopSt LdB1qgqcAsy3jX01Hcp0BHIahuYSRZhOI3zpWeNAgM07rZDUl5ZDnw+ocejFia09eAeSNMua97Lkm fTKWPSGgcUPsub9eXsbmc5BrYICx5fNkN5sld2cGyGycXZx/5lwB7K1tlO+YAjsdNN0Qa3M4hb5B7 abK1Qo+Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5ig8-007E9S-5E; Thu, 15 Dec 2022 07:29:16 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5ig5-007E78-Kz; Thu, 15 Dec 2022 07:29:15 +0000 X-UUID: 208b89cd88c44e9a86c258dda42cb9ed-20221215 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=EYgiiIeLx+IWuygJtp8CNsHZ0VYNVDCr/JZPgq7y/lw=; b=kQ82JP8abnNQthfbboesmbM6TkRUbobC/zgi5+86FxQgnvVB++y7cUW4a1ONwuNm8hcNkslC787l3Wb1yTRtrJpDkui8dKVzAnyvi0q9GGaevaYjbR6YGrKA4QyajYI3VV3ww4HRWLGYmxN6jVgxG2i4Un+L8hOi4Wuollz7VrY=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.14,REQID:3e724509-a63b-4c79-b108-606fd0592e68,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:5,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:5 X-CID-META: VersionHash:dcaaed0,CLOUDID:fdb5b4af-9f02-4d44-9c44-6e4bb4e4f412,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: 208b89cd88c44e9a86c258dda42cb9ed-20221215 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1351000092; Thu, 15 Dec 2022 00:29:05 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Thu, 15 Dec 2022 15:28:11 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Thu, 15 Dec 2022 15:28:10 +0800 From: Yongqiang Niu To: CK Hu , Chun-Kuang Hu , Jassi Brar , Matthias Brugger CC: , , , , Hsin-Yi Wang , Yongqiang Niu , AngeloGioacchino Del Regno Subject: [PATCH v11, 3/4] mailbox: mtk-cmdq: add gce ddr enable support flow Date: Thu, 15 Dec 2022 15:28:05 +0800 Message-ID: <20221215072806.10224-4-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221215072806.10224-1-yongqiang.niu@mediatek.com> References: <20221215072806.10224-1-yongqiang.niu@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-20221214_232913_711364_9B279B21 X-CRM114-Status: GOOD ( 12.37 ) 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 add gce ddr enable control flow when gce suspend/resume when all cmdq instruction task has been processed done, we need set this gce ddr enable to disable status to tell cmdq hardware gce there is none task need process, and the hardware can go into idle mode and no access ddr anymore, then the spm can go into suspend. the original issue is gce still access ddr when cmdq suspend function call, but there is no task run. so, we need control gce access ddr with this flow. when cmdq suspend function, there is no task need process, we can disable gce access ddr, to make sure system go into suspend success. Signed-off-by: Yongqiang Niu Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: CK Hu --- drivers/mailbox/mtk-cmdq-mailbox.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c index d2363c6b8b7a..53904511598d 100644 --- a/drivers/mailbox/mtk-cmdq-mailbox.c +++ b/drivers/mailbox/mtk-cmdq-mailbox.c @@ -94,6 +94,18 @@ struct gce_plat { u32 gce_num; }; +static void cmdq_sw_ddr_enable(struct cmdq *cmdq, bool enable) +{ + WARN_ON(clk_bulk_enable(cmdq->gce_num, cmdq->clocks)); + + if (enable) + writel(GCE_DDR_EN | GCE_CTRL_BY_SW, cmdq->base + GCE_GCTL_VALUE); + else + writel(GCE_CTRL_BY_SW, cmdq->base + GCE_GCTL_VALUE); + + clk_bulk_disable(cmdq->gce_num, cmdq->clocks); +} + u8 cmdq_get_shift_pa(struct mbox_chan *chan) { struct cmdq *cmdq = container_of(chan->mbox, struct cmdq, mbox); @@ -322,6 +334,9 @@ static int cmdq_suspend(struct device *dev) if (task_running) dev_warn(dev, "exist running task(s) in suspend\n"); + if (cmdq->sw_ddr_en) + cmdq_sw_ddr_enable(cmdq, false); + clk_bulk_unprepare(cmdq->gce_num, cmdq->clocks); return 0; @@ -333,6 +348,10 @@ static int cmdq_resume(struct device *dev) WARN_ON(clk_bulk_prepare(cmdq->gce_num, cmdq->clocks)); cmdq->suspended = false; + + if (cmdq->sw_ddr_en) + cmdq_sw_ddr_enable(cmdq, true); + return 0; } @@ -340,6 +359,9 @@ static int cmdq_remove(struct platform_device *pdev) { struct cmdq *cmdq = platform_get_drvdata(pdev); + if (cmdq->sw_ddr_en) + cmdq_sw_ddr_enable(cmdq, false); + clk_bulk_unprepare(cmdq->gce_num, cmdq->clocks); return 0; } From patchwork Thu Dec 15 07:28:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yongqiang Niu X-Patchwork-Id: 13073962 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 DF39DC4332F for ; Thu, 15 Dec 2022 07:39:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; bh=JMJpgtx2oLuuf8YmaHRZMDw4G3WnkkqwoUzwMwFd+S0=; b=OFXdgW+j5rZJow6XXYbHvM+krw AjsjvRguqCukgFYzL83yBuINw+Y4F0CJ5feQsayl2FX/clPU4CEgcFOha+JSvvkxj41mXytuBX3Ry xeEp9j7KXbv/ma8AvuAIxEqyaI+LJETKnGeAh27cyoMCYs2Jnrfz7YRwGkXmkI4tSC2XWwf9vOtVp u28zJ+jDfhB9iS5q20Q1VF5Tsv6wEVrGB2mGld1nBoPeWf2Wgg0nUs5H/tbMHHgBug9GT3SsRUoGA zg0Sa3Yk6HppfjDe3aFGF8lSschZh4OjmR+tOiOnXQmJ/763pS1Qz6oIsCZmaBu9nSRczEQzO7SeT zfwRhE4w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5ipr-007ISj-JD; Thu, 15 Dec 2022 07:39:19 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5ipp-007IRY-Ef; Thu, 15 Dec 2022 07:39:18 +0000 X-UUID: 46be430a285d4718a095b697fa5bbb1f-20221215 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=JMJpgtx2oLuuf8YmaHRZMDw4G3WnkkqwoUzwMwFd+S0=; b=QvrlwZG0+cN8lMpbNJrGRq7mQbtIBWdGbnYYKkFIUncaDOte6thFR9DPrhrtO8vrla1NvdoXFDwkX+FHWoKVb/jsiR0F1rCjQHb0zAMFfD7TVOZchS6QsAwXH5ctDTKLPaUQOUDJkBShTjFMNdATyCdIA7SlfpcG5HFjU6NyB00=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.14,REQID:faf79527-8379-4340-836a-709340bf389e,IP:0,U RL:0,TC:0,Content:44,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:44 X-CID-META: VersionHash:dcaaed0,CLOUDID:80d2a9b4-d2e2-434d-b6d3-aeae88dfcc78,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:3,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: 46be430a285d4718a095b697fa5bbb1f-20221215 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 823027812; Thu, 15 Dec 2022 00:39:15 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Thu, 15 Dec 2022 15:28:12 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Thu, 15 Dec 2022 15:28:11 +0800 From: Yongqiang Niu To: CK Hu , Chun-Kuang Hu , Jassi Brar , Matthias Brugger CC: , , , , Hsin-Yi Wang , Yongqiang Niu , AngeloGioacchino Del Regno Subject: [PATCH v11, 4/4] mailbox: mtk-cmdq: add MT8186 support Date: Thu, 15 Dec 2022 15:28:06 +0800 Message-ID: <20221215072806.10224-5-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221215072806.10224-1-yongqiang.niu@mediatek.com> References: <20221215072806.10224-1-yongqiang.niu@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-20221214_233917_516173_9AD8558D X-CRM114-Status: UNSURE ( 8.23 ) X-CRM114-Notice: Please train this message. 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 add MT8186 cmdq support Signed-off-by: Yongqiang Niu Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: CK Hu --- drivers/mailbox/mtk-cmdq-mailbox.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c index 53904511598d..c5229f377c5e 100644 --- a/drivers/mailbox/mtk-cmdq-mailbox.c +++ b/drivers/mailbox/mtk-cmdq-mailbox.c @@ -694,9 +694,18 @@ static const struct gce_plat gce_plat_v6 = { .gce_num = 2 }; +static const struct gce_plat gce_plat_v7 = { + .thread_nr = 24, + .shift = 3, + .control_by_sw = true, + .sw_ddr_en = true, + .gce_num = 1 +}; + static const struct of_device_id cmdq_of_ids[] = { {.compatible = "mediatek,mt8173-gce", .data = (void *)&gce_plat_v2}, {.compatible = "mediatek,mt8183-gce", .data = (void *)&gce_plat_v3}, + {.compatible = "mediatek,mt8186-gce", .data = (void *)&gce_plat_v7}, {.compatible = "mediatek,mt6779-gce", .data = (void *)&gce_plat_v4}, {.compatible = "mediatek,mt8192-gce", .data = (void *)&gce_plat_v5}, {.compatible = "mediatek,mt8195-gce", .data = (void *)&gce_plat_v6},