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Message-ID: <3868dbae-79e5-470d-a144-0884659206d9@lunn.ch>
Date:   Sat, 1 Jul 2023 03:02:16 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Evan Quan <evan.quan@....com>
Cc:     rafael@...nel.org, lenb@...nel.org, Alexander.Deucher@....com,
        Christian.Koenig@....com, Xinhui.Pan@....com, airlied@...il.com,
        daniel@...ll.ch, johannes@...solutions.net, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
        Mario.Limonciello@....com, mdaenzer@...hat.com,
        maarten.lankhorst@...ux.intel.com, tzimmermann@...e.de,
        hdegoede@...hat.com, jingyuwang_vip@....com, Lijo.Lazar@....com,
        jim.cromie@...il.com, bellosilicio@...il.com,
        andrealmeid@...lia.com, trix@...hat.com, jsg@....id.au,
        arnd@...db.de, linux-kernel@...r.kernel.org,
        linux-acpi@...r.kernel.org, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH V5 4/9] wifi: mac80211: Add support for ACPI WBRF

> +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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