[PATCH net-next 7/7] net: stmmac: Make PTP reference clock references more clear

Richard Cochran richardcochran at gmail.com
Sun Aug 27 19:15:00 PDT 2023


On Thu, Aug 24, 2023 at 01:32:58PM -0500, Andrew Halaney wrote:

> @@ -34,14 +34,14 @@ static void config_sub_second_increment(void __iomem *ioaddr,
>  	 * increment to twice the number of nanoseconds of a clock cycle.
>  	 * The calculation of the default_addend value by the caller will set it
>  	 * to mid-range = 2^31 when the remainder of this division is zero,
> -	 * which will make the accumulator overflow once every 2 ptp_clock
> +	 * which will make the accumulator overflow once every 2 clk_ptp_rate
>  	 * cycles, adding twice the number of nanoseconds of a clock cycle :
> -	 * 2 * NSEC_PER_SEC / ptp_clock.
> +	 * 2 * NSEC_PER_SEC / clk_ptp_rate.
>  	 */

This part of the driver is complete garbage.  But that isn't your fault.

Richard



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