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usb: dwc2: host: add bus_suspend/bus_resume callback 

Update controller state to indicate suspend entry.

Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Gregory Herrero 2015-04-29 22:09:13 +02:00 committed by Felipe Balbi
parent 9df4ceac8b
commit 99a657983a
1 changed files with 19 additions and 0 deletions
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19
drivers/usb/dwc2/hcd.c
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@ -2313,6 +2313,22 @@ static void _dwc2_hcd_stop(struct usb_hcd *hcd)
usleep_range(1000, 3000);
}
static int _dwc2_hcd_suspend(struct usb_hcd *hcd)
{
struct dwc2_hsotg *hsotg = dwc2_hcd_to_hsotg(hcd);
hsotg->lx_state = DWC2_L2;
return 0;
}
static int _dwc2_hcd_resume(struct usb_hcd *hcd)
{
struct dwc2_hsotg *hsotg = dwc2_hcd_to_hsotg(hcd);
hsotg->lx_state = DWC2_L0;
return 0;
}
/* Returns the current frame number */
static int _dwc2_hcd_get_frame_number(struct usb_hcd *hcd)
{
@ -2683,6 +2699,9 @@ static struct hc_driver dwc2_hc_driver = {
.hub_status_data = _dwc2_hcd_hub_status_data,
.hub_control = _dwc2_hcd_hub_control,
.clear_tt_buffer_complete = _dwc2_hcd_clear_tt_buffer_complete,
.bus_suspend = _dwc2_hcd_suspend,
.bus_resume = _dwc2_hcd_resume,
};
/*