linux-kernel - Re: [PATCH] dt-bindings: leds: pwm-multicolour: re-allow active-low

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Date: Fri, 23 Feb 2024 15:43:04 +0000
From: Lee Jones <lee@...nel.org>
To: Conor Dooley <conor@...nel.org>
Cc: Conor Dooley <conor.dooley@...rochip.com>, Pavel Machek <pavel@....cz>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Sven Schwermer <sven.schwermer@...ruptive-technologies.com>,
	Christian Marangi <ansuelsmth@...il.com>,
	linux-leds@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: leds: pwm-multicolour: re-allow active-low

On Tue, 13 Feb 2024, Conor Dooley wrote:

> From: Conor Dooley <conor.dooley@...rochip.com>
> 
> active-low was lifted to the common schema for leds, but it went
> unnoticed that the leds-multicolour binding had "additionalProperties:
> false" where the other users had "unevaluatedProperties: false", thereby
> disallowing active-low for multicolour leds. Explicitly permit it again.
> 
> Fixes: c94d1783136e ("dt-bindings: net: phy: Make LED active-low property common")
> Signed-off-by: Conor Dooley <conor.dooley@...rochip.com>
> ---
> 
> I'm just assuming this is intentionally restrictive, if its not, we
> could easily just change this to uneval: false.
> 
> CC: Pavel Machek <pavel@....cz>
> CC: Lee Jones <lee@...nel.org>
> CC: Rob Herring <robh@...nel.org>
> CC: Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
> CC: Conor Dooley <conor+dt@...nel.org>
> CC: Sven Schwermer <sven.schwermer@...ruptive-technologies.com>
> CC: Christian Marangi <ansuelsmth@...il.com>
> CC: linux-leds@...r.kernel.org
> CC: devicetree@...r.kernel.org
> CC: linux-kernel@...r.kernel.org
> ---
>  Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml b/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
> index 5edfbe347341..a31a202afe5c 100644
> --- a/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
> +++ b/Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
> @@ -41,6 +41,8 @@ properties:
>  
>            pwm-names: true
>  
> +          active-low: true
> +
>            color: true
>  
>          required:
> -- 
> 2.43.0

Neither checkpatch.pl or Git appear to be happy with this:

ERROR: Does not appear to be a unified-diff format patch

total: 1 errors, 0 warnings, 0 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

"[PATCH] dt-bindings: leds: pwm-multicolour: re-allow active-low" has style problems, please review.

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
WARNING: Missing commit description - Add an appropriate one

ERROR: Missing Signed-off-by: line(s)

total: 1 errors, 1 warnings, 8 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Your patch has style problems, please review.

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.

Check the results (hit return to continue or Ctrl+c to exit)


Applying patch(es)
Applying: dt-bindings: leds: pwm-multicolour: re-allow active-low
Using index info to reconstruct a base tree...
M	Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
/home/joneslee/projects/linux/kernel/.git/worktrees/for-led-next/rebase-apply/patch:28: indent with spaces.
          active-low: true
Checking patch Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml...
Applied patch Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml cleanly.
warning: 1 line adds whitespace errors.
Falling back to patching base and 3-way merge...
error: Your local changes to the following files would be overwritten by merge:
	Documentation/devicetree/bindings/leds/leds-pwm-multicolor.yaml
Please commit your changes or stash them before you merge.
Aborting
error: Failed to merge in the changes.
Patch failed at 0001 dt-bindings: leds: pwm-multicolour: re-allow active-low
hint: Use 'git am --show-current-patch=diff' to see the failed patch
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".

-- 
Lee Jones [李琼斯]