linux-kernel - Re: [PATCH v2 2/3] usb: xhci: Remove unwanted header inclusion

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Message-ID: <adb12afc-4591-4a96-9988-e0d6a2ceb060@quicinc.com>
Date:   Mon, 21 Mar 2022 14:47:08 +0530
From:   "Sandeep Maheswaram (Temp)" <quic_c_sanm@...cinc.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Felipe Balbi <balbi@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        "Doug Anderson" <dianders@...omium.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Pawel Laszczak <pawell@...ence.com>,
        Peter Chen <peter.chen@...nel.org>,
        Roger Quadros <rogerq@...nel.org>,
        Aswath Govindraju <a-govindraju@...com>,
        <linux-arm-msm@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <quic_pkondeti@...cinc.com>,
        <quic_ppratap@...cinc.com>
Subject: Re: [PATCH v2 2/3] usb: xhci: Remove unwanted header inclusion

Hi Greg,

On 3/18/2022 5:31 PM, Greg Kroah-Hartman wrote:
> On Tue, Mar 01, 2022 at 03:58:26PM +0530, Sandeep Maheswaram wrote:
>> Remove the header file and forward declare struct usb_hcd.
> Why?

This was done to address below comment in previous version

https://patchwork.kernel.org/project/linux-arm-msm/patch/1644949454-814-2-git-send-email-quic_c_sanm@quicinc.com/#24739885


>
>> Signed-off-by: Sandeep Maheswaram <quic_c_sanm@...cinc.com>
>> ---
>>   include/linux/usb/xhci-plat.h | 3 ++-
>>   1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/include/linux/usb/xhci-plat.h b/include/linux/usb/xhci-plat.h
>> index 906e907..576e400 100644
>> --- a/include/linux/usb/xhci-plat.h
>> +++ b/include/linux/usb/xhci-plat.h
>> @@ -9,7 +9,8 @@
>>   #define _XHCI_PLAT_H
>>   
>>   #include <linux/types.h>
>> -#include <linux/usb/hcd.h>
>> +
>> +struct usb_hcd;
>>   
>>   struct xhci_plat_priv {
>>   	const char *firmware_name;
>> -- 
>> 2.7.4
>>
> Where did this come from?  Is this fixing a build breakage from a
> previous patch?  If not, why is this needed?
>
> confused,
>
> greg k-h

There wasn't any build breakage.

This was done to address below comment in previous version

https://patchwork.kernel.org/project/linux-arm-msm/patch/1644949454-814-2-git-send-email-quic_c_sanm@quicinc.com/#24739885