diff options
| author | Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> | 2020-06-09 12:28:11 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-06-18 10:42:52 +0200 |
| commit | 207324a321a866401b098cadf19e4a2dd6584622 (patch) | |
| tree | 3f39c3b1aabe2915888c010051d6f352ae3c7bfa /drivers/usb/dwc2/gadget.c | |
| parent | 5d8021923e8a8cc37a421a64e27c7221f0fee33c (diff) | |
| download | lwn-207324a321a866401b098cadf19e4a2dd6584622.tar.gz lwn-207324a321a866401b098cadf19e4a2dd6584622.zip | |
usb: dwc2: Postponed gadget registration to the udc class driver
During dwc2 driver probe, after gadget registration to the udc class
driver, if exist any builtin function driver it immediately bound to
dwc2 and after init host side (dwc2_hcd_init()) stucked in host mode.
Patch postpone gadget registration after host side initialization done.
Fixes: 117777b2c3bb9 ("usb: dwc2: Move gadget probe function into platform code")
Reported-by: kbuild test robot <lkp@intel.com>
Tested-by: Marek Vasut <marex@denx.de>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Minas Harutyunyan <hminas@synopsys.com>
Link: https://lore.kernel.org/r/f21cb38fecc72a230b86155d94c7e60c9cb66f58.1591690938.git.hminas@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/dwc2/gadget.c')
| -rw-r--r-- | drivers/usb/dwc2/gadget.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 12b98b466287..7faf5f8c056d 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -4920,12 +4920,6 @@ int dwc2_gadget_init(struct dwc2_hsotg *hsotg) epnum, 0); } - ret = usb_add_gadget_udc(dev, &hsotg->gadget); - if (ret) { - dwc2_hsotg_ep_free_request(&hsotg->eps_out[0]->ep, - hsotg->ctrl_req); - return ret; - } dwc2_hsotg_dump(hsotg); return 0; |