It enables hibernation if the function is set in coreConsultant. Suggested-by: Felipe Balbi <balbi@xxxxxx> Signed-off-by: Huang Rui <ray.huang@xxxxxxx> Signed-off-by: Felipe Balbi <balbi@xxxxxx> --- drivers/usb/dwc3/core.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index fa396fc..5a47482 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -447,8 +447,14 @@ static int dwc3_core_init(struct dwc3 *dwc) reg &= ~DWC3_GCTL_DSBLCLKGTNG; break; case DWC3_GHWPARAMS1_EN_PWROPT_HIB: - /* enable hibernation here */ dwc->nr_scratch = DWC3_GHWPARAMS4_HIBER_SCRATCHBUFS(hwparams4); + /* + * Enable hibernation here. + * + * Enabling this bit so that host-mode hibernation will + * work, device-mode hibernation is not implemented yet. + */ + reg |= DWC3_GCTL_GBLHIBERNATIONEN; break; default: dev_dbg(dwc->dev, "No power optimization available\n"); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
