linux-kernel - Re: EXTERNAL: Re: (subset) [PATCH v1 1/1] backlight: mp3309c: fix leds flickering in pwm mode

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Message-ID: <20240503070717.GB1227636@google.com>
Date: Fri, 3 May 2024 08:07:17 +0100
From: Lee Jones <lee@...nel.org>
To: FLAVIO SULIGOI <f.suligoi@...m.it>
Cc: Daniel Thompson <daniel.thompson@...aro.org>,
	Jingoo Han <jingoohan1@...il.com>, Helge Deller <deller@....de>,
	Dan Carpenter <dan.carpenter@...aro.org>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: EXTERNAL: Re: (subset) [PATCH v1 1/1] backlight: mp3309c: fix
 leds flickering in pwm mode

On Fri, 03 May 2024, FLAVIO SULIGOI wrote:

> Hi Lee,
> 
> ...
> 
> > Subject: EXTERNAL: Re: (subset) [PATCH v1 1/1] backlight: mp3309c: fix
> > leds flickering in pwm mode
> > 
> > [Use caution with links & attachments]
> > 
> > 
> > 
> > On Thu, 02 May 2024, Lee Jones wrote:
> > 
> > > On Wed, 17 Apr 2024 17:31:05 +0200, Flavio Suligoi wrote:
> > > > The mp3309 has two configuration registers, named according to their
> > > > address (0x00 and 0x01).
> > > > In the second register (0x01), the bit DIMS (Dimming Mode Select)
> > > > must be always 0 (zero), in both analog (via i2c commands) and pwm
> > > > dimming mode.
> > > >
> > > > In the initial driver version, the DIMS bit was set in pwm mode and
> > > > reset in analog mode.
> > > > But if the DIMS bit is set in pwm dimming mode and other devices are
> > > > connected on the same i2c bus, every i2c commands on the bus
> > > > generates a flickering on the LEDs powered by the mp3309c.
> > > >
> > > > [...]
> > >
> > > Applied, thanks!
> > >
> > > [1/1] backlight: mp3309c: fix leds flickering in pwm mode
> > >       commit: ce60cddc2abf61902dfca71d630624db95315124
> > 
> > Applied, but in future it's; I2C, PWM and LED, thanks.
> 
> Sorry for my question, but do you mean that I also have to add the I2C,
> PWM and LED mailing lists in my messages related to the mp33309c patches?

Just use proper capitalisation when you abbreviate the names these
subsystems please.

-- 
Lee Jones [李琼斯]