From: Pavel Machek <pavel@denx.de>
To: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Cc: Dan Murphy <dmurphy@ti.com>, Greg KH <gregkh@linuxfoundation.org>,
Pavel Machek <pavel@denx.de>,
linux-leds@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RESEND PATCH v17 00/17] Multi Color LED Framework
Date: Fri, 28 Feb 2020 10:39:23 +0100 [thread overview]
Message-ID: <20200228093923.GC27860@amd> (raw)
In-Reply-To: <96a31ff6-5ecf-05a7-d61f-2804f2488d1b@gmail.com>
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Hi!
> >> Writing 3 or 4 or 5 numbers all at once in a single sysfs file to
> >> represent a single output should be fine.
> >> thanks,
>
> Thank you for making this clear.
>
> Effectively, the way to go as I see it now is just moving from
> colors directory to channel_intensity and channel_names files.
Yes.
> Besides that, since the issue of backwards compatibility with
> LED class still remains, we need to apply the already worked out
> formula for mapping brightness to color iout values.
>
> This implies that color values written to channel_intensity file
> will be written unchanged to the hw only when global brightness
> is equal to max_brightness. This is because they will be multiplied
> by brightness / max_brightness ratio.
>
> Do you agree, Pavel?
Yes. That seems like possible solution.
Pavel
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prev parent reply other threads:[~2020-02-28 9:39 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-27 15:00 [RESEND PATCH v17 00/17] Multi Color LED Framework Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 01/17] dt-bindings: leds: Add multicolor ID to the color ID list Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 02/17] " Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 03/17] leds: multicolor: Introduce a multicolor class definition Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 04/17] dt: bindings: lp50xx: Introduce the lp50xx family of RGB drivers Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 05/17] leds: lp50xx: Add the LP50XX family of the RGB LED driver Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 06/17] dt: bindings: lp55xx: Be consistent in the document with LED acronym Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 07/17] dt: bindings: lp55xx: Update binding for Multicolor Framework Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 08/17] ARM: dts: n900: Add reg property to the LP5523 channel node Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 09/17] ARM: dts: imx6dl-yapp4: Add reg property to the lp5562 " Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 10/17] ARM: dts: ste-href: Add reg property to the LP5521 channel nodes Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 11/17] leds: lp55xx: Convert LED class registration to devm_* Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 12/17] leds: lp55xx: Add multicolor framework support to lp55xx Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 13/17] leds: lp5523: Update the lp5523 code to add multicolor brightness function Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 14/17] leds: lp5521: Add multicolor framework multicolor brightness support Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 15/17] leds: lp55xx: Fix checkpatch file permissions issues Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 16/17] leds: lp5523: Fix checkpatch issues in the code Dan Murphy
2020-01-27 15:00 ` [RESEND PATCH v17 17/17] dt: bindings: Update lp55xx binding to recommended LED naming Dan Murphy
2020-02-12 13:09 ` [RESEND PATCH v17 00/17] Multi Color LED Framework Dan Murphy
2020-02-25 10:19 ` Pavel Machek
2020-02-25 22:17 ` Jacek Anaszewski
2020-02-25 22:44 ` Dan Murphy
2020-02-26 12:59 ` Pavel Machek
2020-02-26 20:45 ` Jacek Anaszewski
2020-02-26 22:10 ` Dan Murphy
2020-02-27 10:58 ` Pavel Machek
2020-02-27 12:43 ` Greg KH
2020-02-27 13:07 ` Dan Murphy
2020-02-27 13:29 ` Dan Murphy
2020-02-27 21:22 ` Jacek Anaszewski
2020-02-28 7:42 ` Greg KH
2020-02-28 9:34 ` Pavel Machek
2020-02-28 12:30 ` Dan Murphy
2020-02-28 9:39 ` Pavel Machek [this message]
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