diff options
| author | Gregory Herrero <gregory.herrero@intel.com> | 2015-04-29 23:09:13 +0300 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-04-29 23:19:44 +0300 |
| commit | 99a657983a1e03fd3b8495199bb0a4870c1abda4 (patch) | |
| tree | ea3f52f3db0746b109b1594132de92cbf67e9829 /drivers/usb/dwc2 | |
| parent | 9df4ceac8b359b6c261c10132fd3a49558bebd16 (diff) | |
| download | linux-99a657983a1e03fd3b8495199bb0a4870c1abda4.tar.xz | |
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>
Diffstat (limited to 'drivers/usb/dwc2')
| -rw-r--r-- | drivers/usb/dwc2/hcd.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index 1875f7ad8497..780f298ec02d 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -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, }; /* |