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Fri, 10 Jul 2020 23:00:04 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 10 Jul 2020 23:50:12 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 11 Jul 2020 14:50:07 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sat, 11 Jul 2020 14:50:06 +0800 From: Yong Wu To: Joerg Roedel , Matthias Brugger , Rob Herring , Robin Murphy Subject: [PATCH 03/21] dt-binding: memory: mediatek: Add domain definition Date: Sat, 11 Jul 2020 14:48:28 +0800 Message-ID: <20200711064846.16007-4-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200711064846.16007-1-yong.wu@mediatek.com> References: <20200711064846.16007-1-yong.wu@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-20200711_030023_433264_7147CD41 X-CRM114-Status: GOOD ( 11.19 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 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_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -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 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: youlin.pei@mediatek.com, devicetree@vger.kernel.org, Nicolas Boichat , cui.zhang@mediatek.com, srv_heupstream@mediatek.com, chao.hao@mediatek.com, linux-kernel@vger.kernel.org, Evan Green , Tomasz Figa , iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, yong.wu@mediatek.com, ming-fan.chen@mediatek.com, anan.sun@mediatek.com, Will Deacon , linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org In the latest SoC, there are several HW IP require a sepecial iova range, mainly CCU and VPU has this requirement. Take CCU as a example, CCU require its iova locate in the range(0x4000_0000 ~ 0x43ff_ffff). In this patch we add a domain definition for the special port. This is a preparing patch for multi-domain support. Signed-off-by: Yong Wu --- include/dt-bindings/memory/mtk-smi-larb-port.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/include/dt-bindings/memory/mtk-smi-larb-port.h b/include/dt-bindings/memory/mtk-smi-larb-port.h index f4d8e3aed0bc..d00f5de8438b 100644 --- a/include/dt-bindings/memory/mtk-smi-larb-port.h +++ b/include/dt-bindings/memory/mtk-smi-larb-port.h @@ -7,9 +7,16 @@ #define __DTS_MTK_IOMMU_PORT_H_ #define MTK_LARB_NR_MAX 32 +#define MTK_M4U_DOM_NR_MAX 8 + +#define MTK_M4U_DOM_ID(domid, larb, port) \ + (((domid) & 0x7) << 16 | (((larb) & 0x1f) << 5) | ((port) & 0x1f)) + +/* The default dom id is 0. */ +#define MTK_M4U_ID(larb, port) MTK_M4U_DOM_ID(0, larb, port) -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) #define MTK_M4U_TO_LARB(id) (((id) >> 5) & 0x1f) #define MTK_M4U_TO_PORT(id) ((id) & 0x1f) +#define MTK_M4U_TO_DOM(id) (((id) >> 16) & 0x7) #endif