linux-kernel - Re: [RFC/PATCH v2 2/3] usb: usb3.0 ch9 definitions

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Date:	Thu, 7 Oct 2010 08:39:04 -0700
From:	Greg KH <greg@...ah.com>
To:	tlinder <tlinder@...eaurora.org>
Cc:	linux-usb@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Matthew Wilcox <willy@...ux.intel.com>,
	Sarah Sharp <sarah.a.sharp@...ux.intel.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC/PATCH v2 2/3] usb: usb3.0 ch9 definitions

On Thu, Oct 07, 2010 at 05:24:36PM +0200, tlinder wrote:
> Signed-off-by: tlinder <tlinder@...eaurora.org>

I need a "real" name here please.

> ---
>  include/linux/usb/ch9.h |   59 +++++++++++++++++++++++++++++++++++++++++++++-
>  1 files changed, 57 insertions(+), 2 deletions(-)
> 
> diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
> index da2ed77..20573b2 100644
> --- a/include/linux/usb/ch9.h
> +++ b/include/linux/usb/ch9.h
> @@ -123,8 +123,23 @@
>  #define USB_DEVICE_A_ALT_HNP_SUPPORT	5	/* (otg) other RH port does */
>  #define USB_DEVICE_DEBUG_MODE		6	/* (special devices only) */
>  
> +/**

What's this '**' for?

> + * New Feature Selectors as added by USB 3.0
> + * See USB 3.0 spec Table 9-6
> + */
> +#define USB_DEVICE_U1_ENABLE	48	/* dev may initiate U1 transition */
> +#define USB_DEVICE_U2_ENABLE	49	/* dev may initiate U2 transition*/
> +#define USB_DEVICE_LTM_ENABLE	50	/* dev may send LTM*/
> +#define USB_INTRF_FUNC_SUSPEND	0	/* function suspend*/
> +
> +#define USB_INTR_FUNC_SUSPEND_OPT_MASK	0xFF00
> +
>  #define USB_ENDPOINT_HALT		0	/* IN/OUT will STALL */
>  
> +/* Bit array elements as returned by the USB_REQ_GET_STATUS request. */
> +#define USB_DEV_STAT_U1_ENABLED		2	/* transition into U1 state */
> +#define USB_DEV_STAT_U2_ENABLED		3	/* transition into U2 state */
> +#define USB_DEV_STAT_LTM_ENABLED	4	/* Latency tolerance messages*/
>  
>  /**
>   * struct usb_ctrlrequest - SETUP data for a USB device control request
> @@ -675,6 +690,7 @@ struct usb_bos_descriptor {
>  	__u8  bNumDeviceCaps;
>  } __attribute__((packed));
>  
> +#define USB_DT_BOS_SIZE		5
>  /*-------------------------------------------------------------------------*/
>  
>  /* USB_DT_DEVICE_CAPABILITY:  grouped with BOS */
> @@ -712,16 +728,55 @@ struct usb_wireless_cap_descriptor {	/* Ultra Wide Band */
>  	__u8  bReserved;
>  } __attribute__((packed));
>  
> +/* USB 2.0 Extension descriptor */
>  #define	USB_CAP_TYPE_EXT		2
> -

Why delete this line?

Clean this up and I can take this type of change now.

thanks,

greg k-h
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