Make sure there are no requests pending on ep0 before reinitializing
core. Otherwise, dwc2_hsotg_enqueue_setup will fail afterwards.
Signed-off-by: Mian Yousaf Kaukab <yousaf.kau...@intel.com>
Tested-by: Robert Baldyga <r.bald...@samsung.com>
---
drivers/usb/dwc2/gadget.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index c7da6b7..a6a1a6a 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2287,6 +2287,9 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg
*hsotg,
{
u32 val;
+ /* Kill any ep0 requests as controller will be reinitialized */
+ kill_all_requests(hsotg, hsotg->eps_out[0], -ECONNRESET);
+
if (!is_usb_reset)
if (dwc2_hsotg_corereset(hsotg))
goto core_init_abort;
@@ -2518,9 +2521,6 @@ irq_retry:
if (time_after(jiffies, hsotg->last_rst +
msecs_to_jiffies(200))) {
- kill_all_requests(hsotg, hsotg->eps_out[0],
- -ECONNRESET);
-
dwc2_hsotg_core_init_disconnected(hsotg, true);
}
}
@@ -3299,8 +3299,6 @@ static int dwc2_hsotg_vbus_session(struct usb_gadget
*gadget, int is_active)
if (hsotg->lx_state == DWC2_L2)
dwc2_exit_hibernation(hsotg, false);
- /* Kill any ep0 requests as controller will be reinitialized */
- kill_all_requests(hsotg, hsotg->eps_out[0], -ECONNRESET);
dwc2_hsotg_core_init_disconnected(hsotg, false);
if (hsotg->enabled)
dwc2_hsotg_core_connect(hsotg);
--
2.3.3
--
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