linux-kernel - Re: [PATCH 1/3] thermal/drivers/mediatek/lvts

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Date:   Tue, 2 May 2023 12:00:10 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     Alexandre Bailon <abailon@...libre.com>, kernel@...labora.com,
        Chen-Yu Tsai <wenst@...omium.org>,
        Balsam CHIHI <bchihi@...libre.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Alexandre Mergnat <amergnat@...libre.com>,
        Amit Kucheria <amitk@...nel.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH 1/3] thermal/drivers/mediatek/lvts_thermal: Handle IRQ on
 all controllers



On 28/04/2023 21:53, Nícolas F. R. A. Prado wrote:
> There is a single IRQ handler for each LVTS thermal domain, and it is
> supposed to check each of its underlying controllers for the origin of
> the interrupt and clear its status. However due to a typo, only the
> first controller was ever being handled, which resulted in the interrupt
> never being cleared when it happened on the other controllers. Add the
> missing index so interrupts are handled for all controllers.
> 
> Fixes: f5f633b18234 ("thermal/drivers/mediatek: Add the Low Voltage Thermal Sensor driver")
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> 

Reviewed-by: Matthias Brugger <matthias.bgg@...il.com>

> ---
> 
>   drivers/thermal/mediatek/lvts_thermal.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
> index d0a3f95b7884..56b24c5b645f 100644
> --- a/drivers/thermal/mediatek/lvts_thermal.c
> +++ b/drivers/thermal/mediatek/lvts_thermal.c
> @@ -449,7 +449,7 @@ static irqreturn_t lvts_irq_handler(int irq, void *data)
>   
>   	for (i = 0; i < lvts_td->num_lvts_ctrl; i++) {
>   
> -		aux = lvts_ctrl_irq_handler(lvts_td->lvts_ctrl);
> +		aux = lvts_ctrl_irq_handler(&lvts_td->lvts_ctrl[i]);
>   		if (aux != IRQ_HANDLED)
>   			continue;
>