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path: root/drivers/clk/mediatek/clk-mtk.c
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Diffstat (limited to 'drivers/clk/mediatek/clk-mtk.c')
-rw-r--r--drivers/clk/mediatek/clk-mtk.c52
1 files changed, 40 insertions, 12 deletions
diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c
index 05a188c62119..d31f01d0ba1c 100644
--- a/drivers/clk/mediatek/clk-mtk.c
+++ b/drivers/clk/mediatek/clk-mtk.c
@@ -18,19 +18,42 @@
#include "clk-mtk.h"
#include "clk-gate.h"
-struct clk_hw_onecell_data *mtk_alloc_clk_data(unsigned int clk_num)
+static void mtk_init_clk_data(struct clk_hw_onecell_data *clk_data,
+ unsigned int clk_num)
{
int i;
+
+ clk_data->num = clk_num;
+
+ for (i = 0; i < clk_num; i++)
+ clk_data->hws[i] = ERR_PTR(-ENOENT);
+}
+
+struct clk_hw_onecell_data *mtk_devm_alloc_clk_data(struct device *dev,
+ unsigned int clk_num)
+{
struct clk_hw_onecell_data *clk_data;
- clk_data = kzalloc(struct_size(clk_data, hws, clk_num), GFP_KERNEL);
+ clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, clk_num),
+ GFP_KERNEL);
if (!clk_data)
return NULL;
- clk_data->num = clk_num;
+ mtk_init_clk_data(clk_data, clk_num);
- for (i = 0; i < clk_num; i++)
- clk_data->hws[i] = ERR_PTR(-ENOENT);
+ return clk_data;
+}
+EXPORT_SYMBOL_GPL(mtk_devm_alloc_clk_data);
+
+struct clk_hw_onecell_data *mtk_alloc_clk_data(unsigned int clk_num)
+{
+ struct clk_hw_onecell_data *clk_data;
+
+ clk_data = kzalloc(struct_size(clk_data, hws, clk_num), GFP_KERNEL);
+ if (!clk_data)
+ return NULL;
+
+ mtk_init_clk_data(clk_data, clk_num);
return clk_data;
}
@@ -80,7 +103,7 @@ err:
if (IS_ERR_OR_NULL(clk_data->hws[rc->id]))
continue;
- clk_unregister_fixed_rate(clk_data->hws[rc->id]->clk);
+ clk_hw_unregister_fixed_rate(clk_data->hws[rc->id]);
clk_data->hws[rc->id] = ERR_PTR(-ENOENT);
}
@@ -102,7 +125,7 @@ void mtk_clk_unregister_fixed_clks(const struct mtk_fixed_clk *clks, int num,
if (IS_ERR_OR_NULL(clk_data->hws[rc->id]))
continue;
- clk_unregister_fixed_rate(clk_data->hws[rc->id]->clk);
+ clk_hw_unregister_fixed_rate(clk_data->hws[rc->id]);
clk_data->hws[rc->id] = ERR_PTR(-ENOENT);
}
}
@@ -146,7 +169,7 @@ err:
if (IS_ERR_OR_NULL(clk_data->hws[ff->id]))
continue;
- clk_unregister_fixed_factor(clk_data->hws[ff->id]->clk);
+ clk_hw_unregister_fixed_factor(clk_data->hws[ff->id]);
clk_data->hws[ff->id] = ERR_PTR(-ENOENT);
}
@@ -168,7 +191,7 @@ void mtk_clk_unregister_factors(const struct mtk_fixed_factor *clks, int num,
if (IS_ERR_OR_NULL(clk_data->hws[ff->id]))
continue;
- clk_unregister_fixed_factor(clk_data->hws[ff->id]->clk);
+ clk_hw_unregister_fixed_factor(clk_data->hws[ff->id]);
clk_data->hws[ff->id] = ERR_PTR(-ENOENT);
}
}
@@ -393,12 +416,13 @@ err:
if (IS_ERR_OR_NULL(clk_data->hws[mcd->id]))
continue;
- mtk_clk_unregister_composite(clk_data->hws[mcd->id]);
+ clk_hw_unregister_divider(clk_data->hws[mcd->id]);
clk_data->hws[mcd->id] = ERR_PTR(-ENOENT);
}
return PTR_ERR(hw);
}
+EXPORT_SYMBOL_GPL(mtk_clk_register_dividers);
void mtk_clk_unregister_dividers(const struct mtk_clk_divider *mcds, int num,
struct clk_hw_onecell_data *clk_data)
@@ -414,10 +438,11 @@ void mtk_clk_unregister_dividers(const struct mtk_clk_divider *mcds, int num,
if (IS_ERR_OR_NULL(clk_data->hws[mcd->id]))
continue;
- clk_unregister_divider(clk_data->hws[mcd->id]->clk);
+ clk_hw_unregister_divider(clk_data->hws[mcd->id]);
clk_data->hws[mcd->id] = ERR_PTR(-ENOENT);
}
}
+EXPORT_SYMBOL_GPL(mtk_clk_unregister_dividers);
int mtk_clk_simple_probe(struct platform_device *pdev)
{
@@ -434,7 +459,8 @@ int mtk_clk_simple_probe(struct platform_device *pdev)
if (!clk_data)
return -ENOMEM;
- r = mtk_clk_register_gates(node, mcd->clks, mcd->num_clks, clk_data);
+ r = mtk_clk_register_gates_with_dev(node, mcd->clks, mcd->num_clks,
+ clk_data, &pdev->dev);
if (r)
goto free_data;
@@ -459,6 +485,7 @@ free_data:
mtk_free_clk_data(clk_data);
return r;
}
+EXPORT_SYMBOL_GPL(mtk_clk_simple_probe);
int mtk_clk_simple_remove(struct platform_device *pdev)
{
@@ -472,5 +499,6 @@ int mtk_clk_simple_remove(struct platform_device *pdev)
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_clk_simple_remove);
MODULE_LICENSE("GPL");