From: Robert Baldyga <r.baldyga@samsung.com>
Date: Wed, 9 Oct 2013 06:41:57 +0000 (+0200)
Subject: usb: gadget: s3c-hsotg: add isochronous transfers support
X-Git-Tag: omap-for-v3.13/fixes-for-merge-window-take2~66^2~22^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1479e8411831c2112fa83b44664075e3ceea2533;p=pandora-kernel.git

usb: gadget: s3c-hsotg: add isochronous transfers support

This patch adds isochronous transfer support. It adds few modifications:
- Modify s3c_hsotg_epint() function. Some interrupts are ignored for
  isochronous endpoints, (e.g. INTknTXFEmpMsk) becouse isochronous request is
  always transfered in single transaction, which ends with XferCompl interrupt.
- Add Odd/Even microframe toggle to allow data transfering in each microframe
  in s3c_hsotg_epint() function.
- Fix s3c_hsotg_ep_enable() function by supporting isochronous endpoint type.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

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