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Date:   Tue, 9 Nov 2021 22:28:34 +0100
From:   Andrew Lunn <andrew@lunn.ch>
To:     Ansuel Smith <ansuelsmth@gmail.com>
Cc:     Vivien Didelot <vivien.didelot@gmail.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Vladimir Oltean <olteanv@gmail.com>,
        "David S. Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Jonathan Corbet <corbet@lwn.net>, Pavel Machek <pavel@ucw.cz>,
        John Crispin <john@phrozen.org>, netdev@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-doc@vger.kernel.org, linux-leds@vger.kernel.org,
        Marek =?iso-8859-1?Q?Beh=FAn?= <kabel@kernel.org>
Subject: Re: [RFC PATCH v3 6/8] leds: trigger: add hardware-phy-activity
 trigger
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> +/* The attrs will be placed dynamically based on the supported triggers */
> +static struct attribute *phy_activity_attrs[PHY_ACTIVITY_MAX_TRIGGERS + 1];

This cannot be global. I have boards with a mixture of different PHYs
and switches. Each will have their own collection of supported
modes. And some PHYs have different modes per LED. 

       Andrew