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authorRex-BC Chen <rex-bc.chen@mediatek.com>2022-05-23 17:33:30 +0800
committerStephen Boyd <sboyd@kernel.org>2022-06-15 17:24:12 -0700
commit086bcb50b4350eb959812290f5a8676ae940ab70 (patch)
tree50b0a02e1bce949289494edb8f418466daeff9db /drivers/clk/mediatek/reset.c
parentclk: mediatek: reset: Fix written reset bit offset (diff)
downloadlinux-dev-086bcb50b4350eb959812290f5a8676ae940ab70.tar.xz
linux-dev-086bcb50b4350eb959812290f5a8676ae940ab70.zip
clk: mediatek: reset: Refine and reorder functions in reset.c
To make drivers more readable, we modify the indentation of the drivers and reorder the location of functions. Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Reviewed-by: NĂ­colas F. R. A. Prado <nfraprado@collabora.com> Tested-by: NĂ­colas F. R. A. Prado <nfraprado@collabora.com> Link: https://lore.kernel.org/r/20220523093346.28493-4-rex-bc.chen@mediatek.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/mediatek/reset.c')
-rw-r--r--drivers/clk/mediatek/reset.c68
1 files changed, 36 insertions, 32 deletions
diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c
index 5191becb45dd..5cbbcc22a4fc 100644
--- a/drivers/clk/mediatek/reset.c
+++ b/drivers/clk/mediatek/reset.c
@@ -12,56 +12,59 @@
#include "reset.h"
-static int mtk_reset_assert_set_clr(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int mtk_reset_assert(struct reset_controller_dev *rcdev,
+ unsigned long id)
{
struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
- unsigned int reg = data->regofs + ((id / 32) << 4);
- return regmap_write(data->regmap, reg, BIT(id % 32));
+ return regmap_update_bits(data->regmap,
+ data->regofs + ((id / 32) << 2),
+ BIT(id % 32), ~0);
}
-static int mtk_reset_deassert_set_clr(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int mtk_reset_deassert(struct reset_controller_dev *rcdev,
+ unsigned long id)
{
struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
- unsigned int reg = data->regofs + ((id / 32) << 4) + 0x4;
- return regmap_write(data->regmap, reg, BIT(id % 32));
+ return regmap_update_bits(data->regmap,
+ data->regofs + ((id / 32) << 2),
+ BIT(id % 32), 0);
}
-static int mtk_reset_assert(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int mtk_reset(struct reset_controller_dev *rcdev, unsigned long id)
{
- struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
+ int ret;
+
+ ret = mtk_reset_assert(rcdev, id);
+ if (ret)
+ return ret;
- return regmap_update_bits(data->regmap, data->regofs + ((id / 32) << 2),
- BIT(id % 32), ~0);
+ return mtk_reset_deassert(rcdev, id);
}
-static int mtk_reset_deassert(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int mtk_reset_assert_set_clr(struct reset_controller_dev *rcdev,
+ unsigned long id)
{
struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
- return regmap_update_bits(data->regmap, data->regofs + ((id / 32) << 2),
- BIT(id % 32), 0);
+ return regmap_write(data->regmap,
+ data->regofs + ((id / 32) << 4),
+ BIT(id % 32));
}
-static int mtk_reset(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int mtk_reset_deassert_set_clr(struct reset_controller_dev *rcdev,
+ unsigned long id)
{
- int ret;
-
- ret = mtk_reset_assert(rcdev, id);
- if (ret)
- return ret;
+ struct mtk_reset *data = container_of(rcdev, struct mtk_reset, rcdev);
- return mtk_reset_deassert(rcdev, id);
+ return regmap_write(data->regmap,
+ data->regofs + ((id / 32) << 4) + 0x4,
+ BIT(id % 32));
}
static int mtk_reset_set_clr(struct reset_controller_dev *rcdev,
- unsigned long id)
+ unsigned long id)
{
int ret;
@@ -84,8 +87,9 @@ static const struct reset_control_ops mtk_reset_ops_set_clr = {
};
static void mtk_register_reset_controller_common(struct device_node *np,
- unsigned int num_regs, int regofs,
- const struct reset_control_ops *reset_ops)
+ unsigned int num_regs,
+ int regofs,
+ const struct reset_control_ops *reset_ops)
{
struct mtk_reset *data;
int ret;
@@ -117,17 +121,17 @@ static void mtk_register_reset_controller_common(struct device_node *np,
}
void mtk_register_reset_controller(struct device_node *np,
- unsigned int num_regs, int regofs)
+ unsigned int num_regs, int regofs)
{
mtk_register_reset_controller_common(np, num_regs, regofs,
- &mtk_reset_ops);
+ &mtk_reset_ops);
}
void mtk_register_reset_controller_set_clr(struct device_node *np,
- unsigned int num_regs, int regofs)
+ unsigned int num_regs, int regofs)
{
mtk_register_reset_controller_common(np, num_regs, regofs,
- &mtk_reset_ops_set_clr);
+ &mtk_reset_ops_set_clr);
}
MODULE_LICENSE("GPL");