Messages in this thread Patch in this message | | | From | Detlev Casanova <> | Subject | [PATCH 1/9] regulator: rpi-panel: Register with a unique backlight name | Date | Thu, 20 Jan 2022 10:21:42 -0500 |
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
There's no reason why 2 Raspberry Pi DSI displays can't be attached to a Pi Compute Module, so the backlight names need to be unique.
Use the parent dev_name. It's not as readable, but is unique.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> --- drivers/regulator/rpi-panel-attiny-regulator.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/regulator/rpi-panel-attiny-regulator.c b/drivers/regulator/rpi-panel-attiny-regulator.c index ee46bfbf5eee..370b9ae363dd 100644 --- a/drivers/regulator/rpi-panel-attiny-regulator.c +++ b/drivers/regulator/rpi-panel-attiny-regulator.c @@ -181,8 +181,7 @@ static int attiny_i2c_probe(struct i2c_client *i2c, props.type = BACKLIGHT_RAW; props.max_brightness = 0xff; - bl = devm_backlight_device_register(&i2c->dev, - "7inch-touchscreen-panel-bl", + bl = devm_backlight_device_register(&i2c->dev, dev_name(&i2c->dev), &i2c->dev, regmap, &attiny_bl, &props); if (IS_ERR(bl)) -- 2.34.1
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