[PATCH V5 4/9] wifi: mac80211: Add support for ACPI WBRF

Andrew Lunn andrew at lunn.ch
Sat Jul 1 01:02:16 UTC 2023


> +static void get_chan_freq_boundary(u32 center_freq,
> +				   u32 bandwidth,
> +				   u64 *start,
> +				   u64 *end)
> +{
> +	bandwidth = MHZ_TO_KHZ(bandwidth);
> +	center_freq = MHZ_TO_KHZ(center_freq);
> +
> +	*start = center_freq - bandwidth / 2;
> +	*end = center_freq + bandwidth / 2;
> +
> +	/* Frequency in HZ is expected */
> +	*start = KHZ_TO_HZ(*start);
> +	*end = KHZ_TO_HZ(*end);
> +}

This seems pretty generic, so maybe it should be moved into the shared
code? It can then become a NOP when the functionality if disabled.

      Andrew



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