Re: [EXTERNAL] Re: [PATCH v11 07/10] net: ti: icssg-prueth: Add ICSSG Stats

From: Jakub Kicinski
Date: Wed Jul 26 2023 - 11:39:21 EST


On Wed, 26 Jul 2023 16:06:06 +0530 Md Danish Anwar wrote:
> > Are the bucket sizes configurable? Can we set the bucket sizes
> > to standard RMON ones and use ethtool RMON stats?
>
> The bucket sizes are not configurable. Bucket size is read from hardware and is
> fixed. I don't think we can configure bucket size and use ethtool RMON stats.
> It's better to dump bucket sizes via ethtool -S.

The buckets in the ethtool API are up to the device to define.
Driver returns bucket ranges via struct ethtool_rmon_hist_range
from struct ethtool_ops::get_rmon_stats.