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usb: dwc3: add 'saved_state' field to dwc3_ep structure 

This extra field will save endpoint state when we're
about to enter hibernation. It will be used later
to restore the endpoint state when resuming.

Signed-off-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Paul Zimmerman 2012-04-27 13:56:23 +03:00 committed by Felipe Balbi
parent 81bc5599d6
commit 4cfcf87676
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/dwc3/core.h
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@ -394,6 +394,7 @@ struct dwc3_event_buffer {
* @busy_slot: first slot which is owned by HW
* @desc: usb_endpoint_descriptor pointer
* @dwc: pointer to DWC controller
* @saved_state: ep state saved during hibernation
* @flags: endpoint flags (wedged, stalled, ...)
* @current_trb: index of current used trb
* @number: endpoint number (1 - 15)
@ -416,6 +417,7 @@ struct dwc3_ep {
const struct usb_ss_ep_comp_descriptor *comp_desc;
struct dwc3 *dwc;
u32 saved_state;
unsigned flags;
#define DWC3_EP_ENABLED (1 << 0)
#define DWC3_EP_STALL (1 << 1)