linux-kernel - Re: [PATCH v2 2/2] USB: ehci: tegra: Align DMA transfers to 32 bytes

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Message-ID: <20101218175227.GC7225@suse.de>
Date:	Sat, 18 Dec 2010 09:52:27 -0800
From:	Greg KH <gregkh@...e.de>
To:	Robert Morell <rmorell@...dia.com>
Cc:	David Brownell <dbrownell@...rs.sourceforge.net>,
	Benoit Goby <benoit@...roid.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Sarah Sharp <sarah.a.sharp@...ux.intel.com>,
	Matthew Wilcox <willy@...ux.intel.com>,
	Ming Lei <tom.leiming@...il.com>,
	Jacob Pan <jacob.jun.pan@...el.com>,
	Olof Johansson <olof@...om.net>,
	Erik Gilling <konkers@...roid.com>,
	Colin Cross <ccross@...roid.com>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org
Subject: Re: [PATCH v2 2/2] USB: ehci: tegra: Align DMA transfers to 32
 bytes

On Fri, Dec 17, 2010 at 05:49:31PM -0800, Robert Morell wrote:
> --- a/include/linux/usb.h
> +++ b/include/linux/usb.h
> @@ -975,6 +975,7 @@ extern int usb_disabled(void);
>  #define URB_SETUP_MAP_SINGLE	0x00100000	/* Setup packet DMA mapped */
>  #define URB_SETUP_MAP_LOCAL	0x00200000	/* HCD-local setup packet */
>  #define URB_DMA_SG_COMBINED	0x00400000	/* S-G entries were combined */
> +#define URB_ALIGNED_TEMP_BUFFER	0x00800000	/* Temp buffer was alloc'd */

This should go in the previous patch, right?

thanks,

greg k-h
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