linux-kernel - Re: [PATCH] Fix IMX PWM period setting

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Message-ID: <aQNAiDVKahkIrLYA@shell.armlinux.org.uk>
Date: Thu, 30 Oct 2025 10:40:08 +0000
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: "Krebs, Olaf" <Olaf.Krebs@...-metering.com>
Cc: Uwe Kleine-König <ukleinek@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	"open list:PWM SUBSYSTEM" <linux-pwm@...r.kernel.org>,
	"open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" <imx@...ts.linux.dev>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" <linux-arm-kernel@...ts.infradead.org>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Fix IMX PWM period setting

On Thu, Oct 30, 2025 at 08:51:20AM +0000, Krebs, Olaf wrote:
> From: Olaf krebs <olaf.krebs@...-metering.com>
> 
> We use 3 PWM channels to control an RGB LED. Without this patch we get an error:

Not build-tested.

> -		if (tpm->user_count > 1)
> +		if ((tpm->user_count > 1) && (tmp->real_period != 0))

"tmp" vs "tpm". As there's no variable called "tmp" in this function...

-- 
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