summaryrefslogtreecommitdiff
path: root/drivers/usb/dwc2/platform.c
diff options
context:
space:
mode:
authorIgor Opaniuk <igor.opaniuk@toradex.com>2020-11-17 14:38:38 +0200
committerIgor Opaniuk <igor.opaniuk@toradex.com>2020-11-17 14:38:38 +0200
commit8bb9d758833ea1d0622277981b5225980ba0a42d (patch)
tree2281499b2970e563f522db7ebc9d03bebfda4bfa /drivers/usb/dwc2/platform.c
parent0316046d152a1817bd0b4faff8e34c212a936a5e (diff)
parent3b59d4725be760cd276094079b4fbe7bd44e1464 (diff)
Merge branch 'toradex_5.4-2.1.x-imx' into HEAD
Diffstat (limited to 'drivers/usb/dwc2/platform.c')
-rw-r--r--drivers/usb/dwc2/platform.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index 3c6ce09a6db5..34bb6124f1e2 100644
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -337,7 +337,8 @@ static void dwc2_driver_shutdown(struct platform_device *dev)
{
struct dwc2_hsotg *hsotg = platform_get_drvdata(dev);
- disable_irq(hsotg->irq);
+ dwc2_disable_global_interrupts(hsotg);
+ synchronize_irq(hsotg->irq);
}
/**
@@ -507,10 +508,23 @@ static int dwc2_driver_probe(struct platform_device *dev)
if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)
dwc2_lowlevel_hw_disable(hsotg);
+#if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \
+ IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE)
+ /* Postponed adding a new gadget to the udc class driver list */
+ if (hsotg->gadget_enabled) {
+ retval = usb_add_gadget_udc(hsotg->dev, &hsotg->gadget);
+ if (retval) {
+ hsotg->gadget.udc = NULL;
+ dwc2_hsotg_remove(hsotg);
+ goto error;
+ }
+ }
+#endif /* CONFIG_USB_DWC2_PERIPHERAL || CONFIG_USB_DWC2_DUAL_ROLE */
return 0;
error:
- dwc2_lowlevel_hw_disable(hsotg);
+ if (hsotg->dr_mode != USB_DR_MODE_PERIPHERAL)
+ dwc2_lowlevel_hw_disable(hsotg);
return retval;
}