[PATCH v8 20/21] iommu/mediatek: Clean up struct mtk_smi_iommu

From: Yong Wu
Date: Fri Jun 28 2019 - 22:42:26 EST


Remove the "struct mtk_smi_iommu" to simplify the code since it has only
one item in it right now.

Signed-off-by: Yong Wu <yong.wu@xxxxxxxxxxxx>
---
drivers/iommu/mtk_iommu.c | 4 ++--
drivers/iommu/mtk_iommu.h | 6 +++---
drivers/iommu/mtk_iommu_v1.c | 4 ++--
drivers/memory/mtk-smi.c | 6 +++---
include/soc/mediatek/smi.h | 4 ----
5 files changed, 10 insertions(+), 14 deletions(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index fcf18d7..4212221 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -276,7 +276,7 @@ static void mtk_iommu_config(struct mtk_iommu_data *data,
for (i = 0; i < fwspec->num_ids; ++i) {
larbid = MTK_M4U_TO_LARB(fwspec->ids[i]);
portid = MTK_M4U_TO_PORT(fwspec->ids[i]);
- larb_mmu = &data->smi_imu.larb_imu[larbid];
+ larb_mmu = &data->larb_imu[larbid];

dev_dbg(dev, "%s iommu port: %d\n",
enable ? "enable" : "disable", portid);
@@ -678,7 +678,7 @@ static int mtk_iommu_probe(struct platform_device *pdev)
of_node_put(larbnode);
return -EPROBE_DEFER;
}
- data->smi_imu.larb_imu[id].dev = &plarbdev->dev;
+ data->larb_imu[id].dev = &plarbdev->dev;

component_match_add_release(dev, &match, release_of,
compare_of, larbnode);
diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h
index 3954876..dda74f1 100644
--- a/drivers/iommu/mtk_iommu.h
+++ b/drivers/iommu/mtk_iommu.h
@@ -64,7 +64,6 @@ struct mtk_iommu_data {
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;
bool tlb_flush_active;

@@ -72,6 +71,7 @@ struct mtk_iommu_data {
const struct mtk_iommu_plat_data *plat_data;

struct list_head list;
+ struct mtk_smi_larb_iommu larb_imu[MTK_LARB_NR_MAX];
};

static inline int compare_of(struct device *dev, void *data)
@@ -88,14 +88,14 @@ static inline int mtk_iommu_bind(struct device *dev)
{
struct mtk_iommu_data *data = dev_get_drvdata(dev);

- return component_bind_all(dev, &data->smi_imu);
+ return component_bind_all(dev, &data->larb_imu);
}

static inline void mtk_iommu_unbind(struct device *dev)
{
struct mtk_iommu_data *data = dev_get_drvdata(dev);

- component_unbind_all(dev, &data->smi_imu);
+ component_unbind_all(dev, &data->larb_imu);
}

#endif
diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c
index 73308ad..ba0408b 100644
--- a/drivers/iommu/mtk_iommu_v1.c
+++ b/drivers/iommu/mtk_iommu_v1.c
@@ -214,7 +214,7 @@ static void mtk_iommu_config(struct mtk_iommu_data *data,
for (i = 0; i < fwspec->num_ids; ++i) {
larbid = mt2701_m4u_to_larb(fwspec->ids[i]);
portid = mt2701_m4u_to_port(fwspec->ids[i]);
- larb_mmu = &data->smi_imu.larb_imu[larbid];
+ larb_mmu = &data->larb_imu[larbid];

dev_dbg(dev, "%s iommu port: %d\n",
enable ? "enable" : "disable", portid);
@@ -618,7 +618,7 @@ static int mtk_iommu_probe(struct platform_device *pdev)
}
}

- data->smi_imu.larb_imu[larb_nr].dev = &plarbdev->dev;
+ data->larb_imu[larb_nr].dev = &plarbdev->dev;
component_match_add_release(dev, &match, release_of,
compare_of, larb_spec.np);
larb_nr++;
diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
index 7d13a0b..0e310d5 100644
--- a/drivers/memory/mtk-smi.c
+++ b/drivers/memory/mtk-smi.c
@@ -151,13 +151,13 @@ void mtk_smi_larb_put(struct device *larbdev)
mtk_smi_larb_bind(struct device *dev, struct device *master, void *data)
{
struct mtk_smi_larb *larb = dev_get_drvdata(dev);
- struct mtk_smi_iommu *smi_iommu = data;
+ struct mtk_smi_larb_iommu *larb_mmu = data;
unsigned int i;

for (i = 0; i < MTK_LARB_NR_MAX; i++) {
- if (dev == smi_iommu->larb_imu[i].dev) {
+ if (dev == larb_mmu[i].dev) {
larb->larbid = i;
- larb->mmu = &smi_iommu->larb_imu[i].mmu;
+ larb->mmu = &larb_mmu[i].mmu;
return 0;
}
}
diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h
index a65324d..baad22f 100644
--- a/include/soc/mediatek/smi.h
+++ b/include/soc/mediatek/smi.h
@@ -28,10 +28,6 @@ struct mtk_smi_larb_iommu {
unsigned int mmu;
};

-struct mtk_smi_iommu {
- struct mtk_smi_larb_iommu larb_imu[MTK_LARB_NR_MAX];
-};
-
/*
* mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter.
* It also initialize some basic setting(like iommu).
--
1.9.1