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Message-ID: <1f5863414c56e45398a3660d718da81126af430a.camel@suse.de>
Subject: Re: [PATCH v4 5/5] usb: xhci-pci: Add reset controller support
From:   Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
To:     Marek Vasut <marex@denx.de>, mbrugger@suse.com,
        u-boot@lists.denx.de, bmeng.cn@gmail.com,
        linux-kernel@vger.kernel.org
Cc:     sjg@chromium.org, m.szyprowski@samsung.com, s.nawrocki@samsung.com,
        mark.kettenis@xs4all.nl
Date:   Mon, 15 Jun 2020 10:56:45 +0200
In-Reply-To: <7959ad10-4112-e880-14d9-9c24574c8026@denx.de>
References: <20200612164632.25648-1-nsaenzjulienne@suse.de>
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         <7959ad10-4112-e880-14d9-9c24574c8026@denx.de>
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On Fri, 2020-06-12 at 19:08 +0200, Marek Vasut wrote:
> On 6/12/20 6:46 PM, Nicolas Saenz Julienne wrote:
> > Some atypical users of xhci-pci might need to manually reset their xHCI
> > controller before starting the HCD setup. Check if a reset controller
> > device is available to the PCI bus and trigger a reset.
> >=20
> > Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
> > ---
> >  drivers/usb/host/xhci-pci.c | 38 +++++++++++++++++++++++++++++++++++--
> >  1 file changed, 36 insertions(+), 2 deletions(-)
>=20
> Can the XHCI core code do the reset management instead ? Then everyone
> benefits from it.

I'll look into it.

> The rest of the series is nice, thanks.

Thanks!

Regards,
Nicolas


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