[PATCH v3 1/2] leds: mt6360: Add LED driver for MT6360

Pavel Machek pavel at ucw.cz
Fri Sep 11 03:05:03 EDT 2020


Hi!

> >+{
> >+	struct mt6360_led *led = container_of(lcdev, struct mt6360_led, flash.led_cdev);
> >+	struct mt6360_priv *priv = led->priv;
> >+	u32 enable_mask = MT6360_TORCHEN_MASK | MT6360_FLCSEN_MASK(led->led_no);
> >+	u32 val = (level) ? MT6360_FLCSEN_MASK(led->led_no) : 0;
> >+	u32 prev = priv->fled_torch_used, curr;
> >+	int ret;
> >+
> >+	dev_dbg(lcdev->dev, "[%d] brightness %d\n", led->led_no, level);
> >+	if (priv->fled_strobe_used) {
> >+		dev_warn(lcdev->dev, "Please disable strobe first [%d]\n", priv->fled_strobe_used);
> 
> Doesn't hardware handle that? IOW, what happens when you have enabled
> both torch and flash? If flash just overrides torch mode, than you
> should not prevent enabling torch in this case.

Yep, this is strange/confusing... and was reason why I asked for not
supporting strobe from sysfs.

Could I get you to remove code you are not commenting at when
reviewing?

> >+MODULE_AUTHOR("Gene Chen <gene_chen at richtek.com>");
> >+MODULE_DESCRIPTION("MT6360 Led Driver");

Led -> LED.

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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