Re: [RFC] usb: XHCI: Handle ZLP data properly in control transfers

2013-12-06 Thread Sarah Sharp
Hi Jack, Sorry for the extremely delayed reply, I've been trying to catch up on my patch queue. On Tue, Oct 22, 2013 at 12:33:27PM -0700, Jack Pham wrote: From: Hemant Kumar hema...@codeaurora.org USB control transfers can contain an optional IN data stage, in which case the xHCI driver

Re: [RFC] usb: XHCI: Handle ZLP data properly in control transfers

2013-10-23 Thread Alan Stern
On Tue, 22 Oct 2013, Jack Pham wrote: From: Hemant Kumar hema...@codeaurora.org USB control transfers can contain an optional IN data stage, in which case the xHCI driver would queue an additional TRB. The interrupt on short packet (ISP) bit is set so that the host controller driver can

[RFC] usb: XHCI: Handle ZLP data properly in control transfers

2013-10-22 Thread Jack Pham
From: Hemant Kumar hema...@codeaurora.org USB control transfers can contain an optional IN data stage, in which case the xHCI driver would queue an additional TRB. The interrupt on short packet (ISP) bit is set so that the host controller driver can update the URB's actual_length field if packet