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Input: zforce_ts - switch to using devm_regulator_get_enable()

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The driver does not actively manage regulator state past probe() time,
so we can use devm_regulator_get_enable() to simplify the code.

Tested-by: Andreas Kemnade <andreas@kemnade.info> # Tolino Shine2HD
Link: https://lore.kernel.org/r/20240824055047.1706392-16-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Dmitry Torokhov 2024-08-23 22:50:39 -07:00
parent 16ff0224d8
commit 8f2ef2610f
1 changed files with 1 additions and 12 deletions
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13
drivers/input/touchscreen/zforce_ts.c
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@ -107,8 +107,6 @@ struct zforce_ts {
struct touchscreen_properties prop;
char phys[32];
struct regulator *reg_vdd;
struct gpio_desc *gpio_int;
struct gpio_desc *gpio_rst;
@ -675,11 +673,7 @@ static void zforce_reset(void *data)
struct zforce_ts *ts = data;
zforce_reset_assert(ts);
udelay(10);
if (!IS_ERR(ts->reg_vdd))
regulator_disable(ts->reg_vdd);
}
static void zforce_ts_parse_legacy_properties(struct zforce_ts *ts)
@ -742,16 +736,11 @@ static int zforce_probe(struct i2c_client *client)
"failed to request reset GPIO\n");
}
ts->reg_vdd = devm_regulator_get(&client->dev, "vdd");
error = PTR_ERR_OR_ZERO(ts->gpio_rst);
error = devm_regulator_get_enable(&client->dev, "vdd");
if (error)
return dev_err_probe(&client->dev, error,
"failed to request vdd supply\n");
error = regulator_enable(ts->reg_vdd);
if (error)
return error;
/*
* According to datasheet add 100us grace time after regular
* regulator enable delay.