Re: [PATCH 12/15] habanalabs/gaudi: add debugfs entries for the NIC

Jakub Kicinski
2020-09-10T20:05:11Z

On Thu, 10 Sep 2020 19:11:23 +0300 Oded Gabbay wrote:
> From: Omer Shpigelman <oshpigelman@habana.ai>
>
> Add several debugfs entries to help us debug the NIC engines and ports and
> also the communication layer of the DL training application that use them.
>
> There are eight new entries. Detailed description is in the documentation
> file but here is a summary:
>
> - nic_mac_loopback: enable mac loopback mode per port
> - nic_ports_status: print physical connection status per port
> - nic_pcs_fail_time_frame: configure windows size for measuring pcs
> failures
> - nic_pcs_fail_threshold: configure pcs failures threshold for
> reconfiguring the link
> - nic_pam4_tx_taps: configure PAM4 TX taps
> - nic_polarity: configure polarity for NIC port lanes
> - nic_check_link: configure whether to check the PCS link periodically
> - nic_phy_auto_neg_lpbk: enable PHY auto-negotiation loopback
>
> Signed-off-by: Omer Shpigelman <oshpigelman@habana.ai>
> Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>

debugfs configuration interfaces are not acceptable in netdev.