From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Robert Baldyga <r.baldyga@samsung.com>, balbi@ti.com
Cc: gregkh@linuxfoundation.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org, mina86@mina86.com,
m.szyprowski@samsung.com, andrzej.p@samsung.com,
k.opasiak@samsung.com
Subject: Re: [PATCH v4 2/3] usb: gadget: f_fs: add ioctl returning ep descriptor
Date: Wed, 20 Aug 2014 15:50:44 +0400 [thread overview]
Message-ID: <53F48B94.9090002@cogentembedded.com> (raw)
In-Reply-To: <1408513585-28261-3-git-send-email-r.baldyga@samsung.com>
Hello.
On 8/20/2014 9:46 AM, Robert Baldyga wrote:
> This patch introduces ioctl named FUNCTIONFS_ENDPOINT_DESC, which
> returns endpoint descriptor to userspace. It works only if function
> is active.
> Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
[...]
> diff --git a/include/uapi/linux/usb/functionfs.h b/include/uapi/linux/usb/functionfs.h
> index 0154b28..900896e 100644
> --- a/include/uapi/linux/usb/functionfs.h
> +++ b/include/uapi/linux/usb/functionfs.h
> @@ -265,6 +265,12 @@ struct usb_functionfs_event {
> */
> #define FUNCTIONFS_ENDPOINT_REVMAP _IO('g', 129)
>
> +/*
> + * Returns endpoint descriptor. In funciton is not active returns -ENODEV.
s/funciton/function/.
WBR, Sergei
next prev parent reply other threads:[~2014-08-20 11:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-20 5:46 [PATCH v4 0/3] usb: gadget: f_fs: userspace API fixes and improvements Robert Baldyga
2014-08-20 5:46 ` [PATCH v4 1/3] usb: gadget: f_fs: fix the redundant ep files problem Robert Baldyga
2014-08-20 5:46 ` [PATCH v4 2/3] usb: gadget: f_fs: add ioctl returning ep descriptor Robert Baldyga
2014-08-20 11:50 ` Sergei Shtylyov [this message]
2014-08-20 5:46 ` [PATCH v4 3/3] usb: gadget: f_fs: virtual endpoint address mapping Robert Baldyga
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