[PATCH RESEND2 v4 1/2] drm/bridge: sii902x: Use devm_regulator_bulk_get_enable()

From: Matti Vaittinen
Date: Wed Nov 30 2022 - 04:23:08 EST


Simplify using devm_regulator_bulk_get_enable()

Signed-off-by: Matti Vaittinen <mazziesaccount@xxxxxxxxx>
Acked-by: Robert Foss <robert.foss@xxxxxxxxxx>

---
v4 resend 2:
Resending unchanged code with commit title prefix adjusted as suggested
by Robert

I am doing a clean-up for my local git and encountered this one.
Respinning as it seems this one fell through the cracks.
---
drivers/gpu/drm/bridge/sii902x.c | 26 ++++----------------------
1 file changed, 4 insertions(+), 22 deletions(-)

diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
index 878fb7d3732b..f6e8b401069b 100644
--- a/drivers/gpu/drm/bridge/sii902x.c
+++ b/drivers/gpu/drm/bridge/sii902x.c
@@ -171,7 +171,6 @@ struct sii902x {
struct drm_connector connector;
struct gpio_desc *reset_gpio;
struct i2c_mux_core *i2cmux;
- struct regulator_bulk_data supplies[2];
bool sink_is_hdmi;
/*
* Mutex protects audio and video functions from interfering
@@ -1072,6 +1071,7 @@ static int sii902x_probe(struct i2c_client *client,
struct device *dev = &client->dev;
struct device_node *endpoint;
struct sii902x *sii902x;
+ static const char * const supplies[] = {"iovcc", "cvcc12"};
int ret;

ret = i2c_check_functionality(client->adapter,
@@ -1122,27 +1122,11 @@ static int sii902x_probe(struct i2c_client *client,

mutex_init(&sii902x->mutex);

- sii902x->supplies[0].supply = "iovcc";
- sii902x->supplies[1].supply = "cvcc12";
- ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(sii902x->supplies),
- sii902x->supplies);
+ ret = devm_regulator_bulk_get_enable(dev, ARRAY_SIZE(supplies), supplies);
if (ret < 0)
- return ret;
-
- ret = regulator_bulk_enable(ARRAY_SIZE(sii902x->supplies),
- sii902x->supplies);
- if (ret < 0) {
- dev_err_probe(dev, ret, "Failed to enable supplies");
- return ret;
- }
+ return dev_err_probe(dev, ret, "Failed to enable supplies");

- ret = sii902x_init(sii902x);
- if (ret < 0) {
- regulator_bulk_disable(ARRAY_SIZE(sii902x->supplies),
- sii902x->supplies);
- }
-
- return ret;
+ return sii902x_init(sii902x);
}

static void sii902x_remove(struct i2c_client *client)
@@ -1152,8 +1136,6 @@ static void sii902x_remove(struct i2c_client *client)

i2c_mux_del_adapters(sii902x->i2cmux);
drm_bridge_remove(&sii902x->bridge);
- regulator_bulk_disable(ARRAY_SIZE(sii902x->supplies),
- sii902x->supplies);
}

static const struct of_device_id sii902x_dt_ids[] = {
--
2.38.1


--
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND

~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
Simon says - in Latin please.
~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~
Thanks to Simon Glass for the translation =]

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