Added clock gating exit flow from session
request interrupt handler according programming guide.
Signed-off-by: Artur Petrosyan <[email protected]>
---
drivers/usb/dwc2/core_intr.c | 19 +++++++++++++------
1 file changed, 13 insertions(+), 6 deletions(-)
diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c
index c764407e7633..550c52c1a0c7 100644
--- a/drivers/usb/dwc2/core_intr.c
+++ b/drivers/usb/dwc2/core_intr.c
@@ -316,12 +316,19 @@ static void dwc2_handle_session_req_intr(struct dwc2_hsotg *hsotg)
hsotg->lx_state);
if (dwc2_is_device_mode(hsotg)) {
- if (hsotg->lx_state == DWC2_L2 && hsotg->in_ppd) {
- ret = dwc2_exit_partial_power_down(hsotg, 0,
- true);
- if (ret)
- dev_err(hsotg->dev,
- "exit power_down failed\n");
+ if (hsotg->lx_state == DWC2_L2) {
+ if (hsotg->in_ppd) {
+ ret = dwc2_exit_partial_power_down(hsotg, 0,
+ true);
+ if (ret)
+ dev_err(hsotg->dev,
+ "exit power_down failed\n");
+ }
+
+ /* Exit gadget mode clock gating. */
+ if (hsotg->params.power_down ==
+ DWC2_POWER_DOWN_PARAM_NONE && hsotg->bus_suspended)
+ dwc2_gadget_exit_clock_gating(hsotg, 0);
}
/*
--
2.25.1