diff options
Diffstat (limited to 'drivers/iommu/mtk_iommu.c')
-rw-r--r-- | drivers/iommu/mtk_iommu.c | 49 |
1 files changed, 1 insertions, 48 deletions
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index c3043d8754e3..b12c12d74c33 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -34,7 +34,7 @@ #include <dt-bindings/memory/mt8173-larb-port.h> #include <soc/mediatek/smi.h> -#include "io-pgtable.h" +#include "mtk_iommu.h" #define REG_MMU_PT_BASE_ADDR 0x000 @@ -93,20 +93,6 @@ #define MTK_PROTECT_PA_ALIGN 128 -struct mtk_iommu_suspend_reg { - u32 standard_axi_mode; - u32 dcm_dis; - u32 ctrl_reg; - u32 int_control0; - u32 int_main_control; -}; - -struct mtk_iommu_client_priv { - struct list_head client; - unsigned int mtk_m4u_id; - struct device *m4udev; -}; - struct mtk_iommu_domain { spinlock_t pgtlock; /* lock for page table */ @@ -116,19 +102,6 @@ struct mtk_iommu_domain { struct iommu_domain domain; }; -struct mtk_iommu_data { - void __iomem *base; - int irq; - struct device *dev; - struct clk *bclk; - phys_addr_t protect_base; /* protect memory base */ - struct mtk_iommu_suspend_reg reg; - struct mtk_iommu_domain *m4u_dom; - struct iommu_group *m4u_group; - struct mtk_smi_iommu smi_imu; /* SMI larb iommu info */ - bool enable_4GB; -}; - static struct iommu_ops mtk_iommu_ops; static struct mtk_iommu_domain *to_mtk_domain(struct iommu_domain *dom) @@ -455,7 +428,6 @@ static int mtk_iommu_of_xlate(struct device *dev, struct of_phandle_args *args) if (!dev->archdata.iommu) { /* Get the m4u device */ m4updev = of_find_device_by_node(args->np); - of_node_put(args->np); if (WARN_ON(!m4updev)) return -EINVAL; @@ -552,25 +524,6 @@ static int mtk_iommu_hw_init(const struct mtk_iommu_data *data) return 0; } -static int compare_of(struct device *dev, void *data) -{ - return dev->of_node == data; -} - -static int mtk_iommu_bind(struct device *dev) -{ - struct mtk_iommu_data *data = dev_get_drvdata(dev); - - return component_bind_all(dev, &data->smi_imu); -} - -static void mtk_iommu_unbind(struct device *dev) -{ - struct mtk_iommu_data *data = dev_get_drvdata(dev); - - component_unbind_all(dev, &data->smi_imu); -} - static const struct component_master_ops mtk_iommu_com_ops = { .bind = mtk_iommu_bind, .unbind = mtk_iommu_unbind, |