linux-kernel - Re: [PATCH v10 2/6] usb:common Separated decoding functions from dwc3 driver.

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Message-ID: <20190722114915.GB10515@kroah.com>
Date:   Mon, 22 Jul 2019 13:49:15 +0200
From:   "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>
To:     Pawel Laszczak <pawell@...ence.com>
Cc:     Joe Perches <joe@...ches.com>,
        "felipe.balbi@...ux.intel.com" <felipe.balbi@...ux.intel.com>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "rogerq@...com" <rogerq@...com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jbergsagel@...com" <jbergsagel@...com>,
        "nsekhar@...com" <nsekhar@...com>, "nm@...com" <nm@...com>,
        Suresh Punnoose <sureshp@...ence.com>,
        Jayshri Dajiram Pawar <jpawar@...ence.com>,
        Rahul Kumar <kurahul@...ence.com>,
        Anil Joy Varughese <aniljoy@...ence.com>
Subject: Re: [PATCH v10 2/6] usb:common Separated decoding functions from
 dwc3 driver.

On Mon, Jul 22, 2019 at 10:06:38AM +0000, Pawel Laszczak wrote:
> Hi,
> 
> >
> >On Sun, 2019-07-21 at 19:32 +0100, Pawel Laszczak wrote:
> >> Patch moves some decoding functions from driver/usb/dwc3/debug.h driver
> >> to driver/usb/common/debug.c file. These moved functions include:
> >[]
> >> diff --git a/drivers/usb/common/debug.c b/drivers/usb/common/debug.c
> >[]
> >> +static void usb_decode_set_clear_feature(__u8 bRequestType, __u8 bRequest,
> >> +					 __u16 wValue, __u16 wIndex,
> >> +					 char *str, size_t size)
> >
> >It's probably not necessary to use Hungarian
> >when moving these functions into generic code.
> 
> In my opinion it's ok in this place. It's consistence with USB specification ch9 and with
> https://elixir.bootlin.com/linux/latest/source/include/uapi/linux/usb/ch9.h. (look at usb_ctrlrequest). 

Yes, this is fine, the USB subsystem has this everywhere, and we all
know exactly what it means when we see it.

thanks,

greg k-h