linux-kernel - Re: [PATCH] watchdog: qcom: Use platform_get_irq

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Date:   Mon, 16 Dec 2019 08:48:56 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
Cc:     Douglas Anderson <dianders@...omium.org>,
        linux-watchdog@...r.kernel.org,
        Matthias Kaehlcke <mka@...omium.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
Subject: Re: [PATCH] watchdog: qcom: Use platform_get_irq_optional() for bark irq

Quoting Sai Prakash Ranjan (2019-12-12 22:49:34)
> platform_get_irq() prints an error message when the interrupt
> is not available. So on platforms where bark interrupt is
> not specified, following error message is observed on SDM845.
> 
> [    2.975888] qcom_wdt 17980000.watchdog: IRQ index 0 not found
> 
> This is also seen on SC7180, SM8150 SoCs as well.
> Fix this by using platform_get_irq_optional() instead.
> 
> Fixes: 36375491a4395654 ("watchdog: qcom: support pre-timeout when the bark irq is available")
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@...omium.org>