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Date: Fri, 2 Dec 2022 11:53:33 +0000 From: <Rakesh.Sankaranarayanan@...rochip.com> To: <kuba@...nel.org> CC: <andrew@...n.ch>, <olteanv@...il.com>, <davem@...emloft.net>, <Woojung.Huh@...rochip.com>, <linux-kernel@...r.kernel.org>, <f.fainelli@...il.com>, <netdev@...r.kernel.org>, <UNGLinuxDriver@...rochip.com>, <edumazet@...gle.com>, <pabeni@...hat.com> Subject: Re: [RFC Patch net-next 3/5] net: dsa: microchip: add eth mac grouping for ethtool statistics Hi Jakub, Thanks for the review comment. On Thu, 2022-12-01 at 20:02 -0800, Jakub Kicinski wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you > know the content is safe > > On Wed, 30 Nov 2022 18:59:00 +0530 Rakesh Sankaranarayanan wrote: > > + mac_stats->FramesTransmittedOK = ctr[ksz9477_tx_mcast] + > > + ctr[ksz9477_tx_bcast] + > > + ctr[ksz9477_tx_ucast] + > > + ctr[ksz9477_tx_pause]; > > do control frames count towards FramesTransmittedOK? > Please check the standard I don't recall. > Yeah, I will check with the documentation. > > + mac_stats->SingleCollisionFrames = > > ctr[ksz9477_tx_single_col]; > > + mac_stats->MultipleCollisionFrames = > > ctr[ksz9477_tx_mult_col]; > > + mac_stats->FramesReceivedOK = ctr[ksz9477_rx_mcast] + > > + ctr[ksz9477_rx_bcast] + > > + ctr[ksz9477_rx_ucast] + > > + ctr[ksz9477_rx_pause]; > > + mac_stats->FrameCheckSequenceErrors = > > ctr[ksz9477_rx_crc_err]; > > + mac_stats->AlignmentErrors = ctr[ksz9477_rx_align_err]; > > + mac_stats->OctetsTransmittedOK = ctr[ksz9477_tx_total_col]; > > OctetsTransmittedOK = ksz9477_tx_total_col[lisons] ? > Sorry about this. It should be ksz9477_tx_total. I will review all the parameters again for avoiding such mistakes. > > + mac_stats->InRangeLengthErrors = ctr[ksz9477_rx_oversize]; > > You use the same counter for RMON oversize statistic, the two > definitely have different semantics, please check the standard > and the datasheet. > > Remember that you don't have to fill in all the stats, if the HW does > not maintain a matching statistic - leave the field be. Kernel will > not report to user space unset fields. Sure Jacub, I will review my code against documentation and submit the updated revision. Thanks, Rakesh S
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