Re: [PATCH v36 04/31] usb: host: xhci-plat: Set XHCI max interrupters if property is present

From: Jung Daehwan
Date: Tue Apr 01 2025 - 03:43:18 EST


On Fri, Mar 28, 2025 at 03:44:00PM +0800, Puma Hsu wrote:
> On Wed, Mar 19, 2025 at 8:54 AM Wesley Cheng <quic_wcheng@xxxxxxxxxxx> wrote:
> >
> > Some platforms may want to limit the number of XHCI interrupters allocated.
> > This is passed to xhci-plat as a device property. Ensure that this is read
> > and the max_interrupters field is set.
> >
> > Signed-off-by: Wesley Cheng <quic_wcheng@xxxxxxxxxxx>
>
> Tested-by: Puma Hsu <pumahsu@xxxxxxxxxx>
>

Tested-by: Daehwan Jung <dh10.jung@xxxxxxxxxxx>

> > ---
> > drivers/usb/host/xhci-plat.c | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
> > index 3155e3a842da..6dab142e7278 100644
> > --- a/drivers/usb/host/xhci-plat.c
> > +++ b/drivers/usb/host/xhci-plat.c
> > @@ -267,6 +267,8 @@ int xhci_plat_probe(struct platform_device *pdev, struct device *sysdev, const s
> >
> > device_property_read_u32(tmpdev, "imod-interval-ns",
> > &xhci->imod_interval);
> > + device_property_read_u16(tmpdev, "num-hc-interrupters",
> > + &xhci->max_interrupters);
> > }
> >
> > /*
> >
>
>