linux-kernel - Re: [PATCH] soc: xilinx: Add error message for invalid payload received from IPI callback.

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Date:   Wed, 13 Dec 2023 16:54:57 +0100
From:   Michal Simek <michal.simek@....com>
To:     linux-kernel@...r.kernel.org, monstr@...str.eu,
        michal.simek@...inx.com, git@...inx.com
Cc:     Naman Trivedi Manojbhai <naman.trivedimanojbhai@....com>,
        Radhey Shyam Pandey <radhey.shyam.pandey@....com>,
        Rob Herring <robh@...nel.org>,
        Ruan Jinjie <ruanjinjie@...wei.com>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] soc: xilinx: Add error message for invalid payload
 received from IPI callback.



On 12/7/23 16:24, Michal Simek wrote:
> From: Naman Trivedi Manojbhai <naman.trivedimanojbhai@....com>
> 
> payload[0] of response buffer of zynqmp_pm_get_callback_data()
> contains valid payload or error code in case of error.
> 
> Added error message to inform user about the error code received in
> payload[0].
> 
> Signed-off-by: Naman Trivedi Manojbhai <naman.trivedimanojbhai@....com>
> Signed-off-by: Michal Simek <michal.simek@....com>
> ---
> 
>   drivers/soc/xilinx/zynqmp_power.c | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/soc/xilinx/zynqmp_power.c b/drivers/soc/xilinx/zynqmp_power.c
> index abcf7e883279..07d735b38b49 100644
> --- a/drivers/soc/xilinx/zynqmp_power.c
> +++ b/drivers/soc/xilinx/zynqmp_power.c
> @@ -86,6 +86,8 @@ static irqreturn_t zynqmp_pm_isr(int irq, void *data)
>   			pr_err("%s Unsupported InitSuspendCb reason code %d\n",
>   			       __func__, payload[1]);
>   		}
> +	} else {
> +		pr_err("%s() Unsupported Callback %d\n", __func__, payload[0]);
>   	}
>   
>   	return IRQ_HANDLED;

Applied.
M