Subject: Re: [PATCH net-next 4/9] mlxsw: reg: Add Management UTC Register

From: Richard Cochran <[email-masked]>
Date: Tue, 4 Jun 2019 07:17:24 -0700

On Mon, Jun 03, 2019 at 03:12:39PM +0300, Ido Schimmel wrote:
> From: Shalom Toledo <[email-masked]>
> 
> The MTUTC register configures the HW UTC counter.

Why is this called the "UTC" counter?

The PTP time scale is TAI.  Is this counter intended to reflect the
Linux CLOCK_REALTIME system time?

> +/* MTUTC - Management UTC Register
> + * -------------------------------
> + * Configures the HW UTC counter.
> + */
> +#define MLXSW_REG_MTUTC_ID 0x9055
> +#define MLXSW_REG_MTUTC_LEN 0x1C

Thanks,
Richard