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iommu/mediatek: move the common struct into header file
Move the struct defines of mtk iommu into a new header files for common use. Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
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@ -34,7 +34,7 @@
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#include <dt-bindings/memory/mt8173-larb-port.h>
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#include <soc/mediatek/smi.h>
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#include "io-pgtable.h"
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#include "mtk_iommu.h"
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#define REG_MMU_PT_BASE_ADDR 0x000
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@ -93,20 +93,6 @@
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#define MTK_PROTECT_PA_ALIGN 128
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struct mtk_iommu_suspend_reg {
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u32 standard_axi_mode;
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u32 dcm_dis;
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u32 ctrl_reg;
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u32 int_control0;
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u32 int_main_control;
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};
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struct mtk_iommu_client_priv {
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struct list_head client;
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unsigned int mtk_m4u_id;
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struct device *m4udev;
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};
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struct mtk_iommu_domain {
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spinlock_t pgtlock; /* lock for page table */
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@ -116,19 +102,6 @@ struct mtk_iommu_domain {
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struct iommu_domain domain;
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};
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struct mtk_iommu_data {
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void __iomem *base;
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int irq;
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struct device *dev;
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struct clk *bclk;
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phys_addr_t protect_base; /* protect memory base */
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struct mtk_iommu_suspend_reg reg;
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struct mtk_iommu_domain *m4u_dom;
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struct iommu_group *m4u_group;
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struct mtk_smi_iommu smi_imu; /* SMI larb iommu info */
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bool enable_4GB;
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};
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static struct iommu_ops mtk_iommu_ops;
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static struct mtk_iommu_domain *to_mtk_domain(struct iommu_domain *dom)
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@ -551,25 +524,6 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_data *data)
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return 0;
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}
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static int compare_of(struct device *dev, void *data)
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{
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return dev->of_node == data;
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}
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static int mtk_iommu_bind(struct device *dev)
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{
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struct mtk_iommu_data *data = dev_get_drvdata(dev);
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return component_bind_all(dev, &data->smi_imu);
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}
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static void mtk_iommu_unbind(struct device *dev)
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{
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struct mtk_iommu_data *data = dev_get_drvdata(dev);
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component_unbind_all(dev, &data->smi_imu);
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}
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static const struct component_master_ops mtk_iommu_com_ops = {
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.bind = mtk_iommu_bind,
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.unbind = mtk_iommu_unbind,
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77
drivers/iommu/mtk_iommu.h
Normal file
77
drivers/iommu/mtk_iommu.h
Normal file
@ -0,0 +1,77 @@
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/*
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* Copyright (c) 2015-2016 MediaTek Inc.
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* Author: Honghui Zhang <honghui.zhang@mediatek.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _MTK_IOMMU_H_
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#define _MTK_IOMMU_H_
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#include <linux/clk.h>
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#include <linux/component.h>
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#include <linux/device.h>
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#include <linux/io.h>
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#include <linux/iommu.h>
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#include <linux/list.h>
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#include <linux/spinlock.h>
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#include <soc/mediatek/smi.h>
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#include "io-pgtable.h"
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struct mtk_iommu_suspend_reg {
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u32 standard_axi_mode;
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u32 dcm_dis;
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u32 ctrl_reg;
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u32 int_control0;
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u32 int_main_control;
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};
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struct mtk_iommu_client_priv {
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struct list_head client;
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unsigned int mtk_m4u_id;
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struct device *m4udev;
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};
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struct mtk_iommu_domain;
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struct mtk_iommu_data {
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void __iomem *base;
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int irq;
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struct device *dev;
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struct clk *bclk;
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phys_addr_t protect_base; /* protect memory base */
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struct mtk_iommu_suspend_reg reg;
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struct mtk_iommu_domain *m4u_dom;
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struct iommu_group *m4u_group;
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struct mtk_smi_iommu smi_imu; /* SMI larb iommu info */
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bool enable_4GB;
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};
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static int compare_of(struct device *dev, void *data)
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{
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return dev->of_node == data;
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}
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static int mtk_iommu_bind(struct device *dev)
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{
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struct mtk_iommu_data *data = dev_get_drvdata(dev);
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return component_bind_all(dev, &data->smi_imu);
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}
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static void mtk_iommu_unbind(struct device *dev)
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{
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struct mtk_iommu_data *data = dev_get_drvdata(dev);
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component_unbind_all(dev, &data->smi_imu);
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}
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#endif
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