Re: [PATCH 2/3] can: c_can: add ethtool support

[Marc Kleine-Budde]

On 09.05.2021 14:43:08, Dario Binacchi wrote:
> With commit 132f2d45fb23 ("can: c_can: add support to 64 message objects")
> the number of message objects used for reception / transmission depends
> on FIFO size.
> The ethtools API support allows you to retrieve this info. Driver info
> has been added too.

> +static const struct ethtool_ops c_can_ethtool_ops = {
> +	.get_drvinfo = c_can_get_drvinfo,
> +	.get_channels = c_can_get_channels,
> +};

I think you're filling the wrong information here. I think channels is
for independent RX/TX channels. I think you want to implement
get_ringparam.

regards,
Marc

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