linux-kernel - Re: [PATCH v10 0/6] Introduced new Cadence USBSS DRD Driver.

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Message-ID: <20190721190335.GA19831@xo-6d-61-c0.localdomain>
Date:   Sun, 21 Jul 2019 21:03:35 +0200
From:   Pavel Machek <pavel@....cz>
To:     Pawel Laszczak <pawell@...ence.com>
Cc:     felipe.balbi@...ux.intel.com, gregkh@...uxfoundation.org,
        linux-usb@...r.kernel.org, rogerq@...com,
        linux-kernel@...r.kernel.org, jbergsagel@...com, nsekhar@...com,
        nm@...com, sureshp@...ence.com, jpawar@...ence.com,
        kurahul@...ence.com, aniljoy@...ence.com
Subject: Re: [PATCH v10 0/6] Introduced new Cadence USBSS DRD Driver.

Hi!

> This patch introduce new Cadence USBSS DRD driver to linux kernel.
> 
> The Cadence USBSS DRD Controller is a highly configurable IP Core which
> can be instantiated as Dual-Role Device (DRD), Peripheral Only and
> Host Only (XHCI)configurations.

I see you are using debugfs to select between DRD, peripheral-onlyh and XHCI... 

Is that good idea?

This is at least 3rd driver needing that capability, and debugfs does not
sound like a good match.

									Pavel