[PATCH V2 01/16] firmware: raspberrypi: Improve timeout warning

Stefan Wahren wahrenst at gmx.net
Mon Aug 12 20:51:59 UTC 2024


Hi Florian,

Am 28.07.24 um 13:41 schrieb Stefan Wahren:
> Recent work on raspberry-power driver showed that even the
> stacktrace on firmware property timeout doesn't provide
> enough information. So add the first tag name to the warning
> to be in line with a status error.
>
> Signed-off-by: Stefan Wahren <wahrenst at gmx.net>
> Reviewed-by: Florian Fainelli <florian.fainelli at broadcom.com>
Are there any concerns, because i assumed this patch would go via your tree?

Best regards
> ---
>   drivers/firmware/raspberrypi.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/firmware/raspberrypi.c b/drivers/firmware/raspberrypi.c
> index ac34876a97f8..18cc34987108 100644
> --- a/drivers/firmware/raspberrypi.c
> +++ b/drivers/firmware/raspberrypi.c
> @@ -62,7 +62,6 @@ rpi_firmware_transaction(struct rpi_firmware *fw, u32 chan, u32 data)
>   			ret = 0;
>   		} else {
>   			ret = -ETIMEDOUT;
> -			WARN_ONCE(1, "Firmware transaction timeout");
>   		}
>   	} else {
>   		dev_err(fw->cl.dev, "mbox_send_message returned %d\n", ret);
> @@ -125,6 +124,8 @@ int rpi_firmware_property_list(struct rpi_firmware *fw,
>   		dev_err(fw->cl.dev, "Request 0x%08x returned status 0x%08x\n",
>   			buf[2], buf[1]);
>   		ret = -EINVAL;
> +	} else if (ret == -ETIMEDOUT) {
> +		WARN_ONCE(1, "Firmware transaction 0x%08x timeout", buf[2]);
>   	}
>
>   	dma_free_coherent(fw->chan->mbox->dev, PAGE_ALIGN(size), buf, bus_addr);
> --
> 2.34.1
>



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