linux-kernel - Re: [PATCH v32 02/32] xhci: sideband: add initial api to register a secondary interrupter entity

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Message-ID: <060a6fb1-05a6-488a-aba2-64d7bc8693df@quicinc.com>
Date: Mon, 13 Jan 2025 15:28:00 -0800
From: Wesley Cheng <quic_wcheng@...cinc.com>
To: Mathias Nyman <mathias.nyman@...ux.intel.com>,
        <srinivas.kandagatla@...aro.org>, <mathias.nyman@...el.com>,
        <perex@...ex.cz>, <conor+dt@...nel.org>, <dmitry.torokhov@...il.com>,
        <corbet@....net>, <broonie@...nel.org>, <lgirdwood@...il.com>,
        <krzk+dt@...nel.org>, <pierre-louis.bossart@...ux.intel.com>,
        <Thinh.Nguyen@...opsys.com>, <tiwai@...e.com>, <robh@...nel.org>,
        <gregkh@...uxfoundation.org>
CC: <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-sound@...r.kernel.org>, <linux-input@...r.kernel.org>,
        <linux-usb@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-doc@...r.kernel.org>
Subject: Re: [PATCH v32 02/32] xhci: sideband: add initial api to register a
 secondary interrupter entity

Hi Mathias,

On 1/8/2025 6:10 AM, Mathias Nyman wrote:
> On 8.1.2025 3.21, Wesley Cheng wrote:
>> From: Mathias Nyman <mathias.nyman@...ux.intel.com>
>>
>> Introduce XHCI sec intr, which manages the USB endpoints being requested by
>> a client driver.  This is used for when client drivers are attempting to
>> offload USB endpoints to another entity for handling USB transfers.  XHCI
>> sec intr will allow for drivers to fetch the required information about the
>> transfer ring, so the user can submit transfers independently.  Expose the
>> required APIs for drivers to register and request for a USB endpoint and to
>> manage XHCI secondary interrupters.
>
> The "sec intr" above should also be renamed back to "sideband"
>
>

Sounds good, will do...


Thanks
Wesley Cheng