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path: root/drivers/usb/dwc2
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Diffstat (limited to 'drivers/usb/dwc2')
-rw-r--r--drivers/usb/dwc2/drd.c3
-rw-r--r--drivers/usb/dwc2/gadget.c6
-rw-r--r--drivers/usb/dwc2/platform.c19
3 files changed, 7 insertions, 21 deletions
diff --git a/drivers/usb/dwc2/drd.c b/drivers/usb/dwc2/drd.c
index d8d6493bc457..a8605b02115b 100644
--- a/drivers/usb/dwc2/drd.c
+++ b/drivers/usb/dwc2/drd.c
@@ -35,7 +35,8 @@ static void dwc2_ovr_init(struct dwc2_hsotg *hsotg)
spin_unlock_irqrestore(&hsotg->lock, flags);
- dwc2_force_mode(hsotg, (hsotg->dr_mode == USB_DR_MODE_HOST));
+ dwc2_force_mode(hsotg, (hsotg->dr_mode == USB_DR_MODE_HOST) ||
+ (hsotg->role_sw_default_mode == USB_DR_MODE_HOST));
}
static int dwc2_ovr_avalid(struct dwc2_hsotg *hsotg, bool valid)
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 62fa6378d2d7..8b15742d9e8a 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -4549,8 +4549,7 @@ static int dwc2_hsotg_udc_start(struct usb_gadget *gadget,
hsotg->gadget.dev.of_node = hsotg->dev->of_node;
hsotg->gadget.speed = USB_SPEED_UNKNOWN;
- if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL ||
- (hsotg->dr_mode == USB_DR_MODE_OTG && dwc2_is_device_mode(hsotg))) {
+ if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) {
ret = dwc2_lowlevel_hw_enable(hsotg);
if (ret)
goto err;
@@ -4612,8 +4611,7 @@ static int dwc2_hsotg_udc_stop(struct usb_gadget *gadget)
if (!IS_ERR_OR_NULL(hsotg->uphy))
otg_set_peripheral(hsotg->uphy->otg, NULL);
- if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL ||
- (hsotg->dr_mode == USB_DR_MODE_OTG && dwc2_is_device_mode(hsotg)))
+ if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)
dwc2_lowlevel_hw_disable(hsotg);
return 0;
diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index 23ef75996823..d1589ba7d322 100644
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -91,13 +91,6 @@ static int dwc2_get_dr_mode(struct dwc2_hsotg *hsotg)
return 0;
}
-static void __dwc2_disable_regulators(void *data)
-{
- struct dwc2_hsotg *hsotg = data;
-
- regulator_bulk_disable(ARRAY_SIZE(hsotg->supplies), hsotg->supplies);
-}
-
static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg)
{
struct platform_device *pdev = to_platform_device(hsotg->dev);
@@ -108,11 +101,6 @@ static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg)
if (ret)
return ret;
- ret = devm_add_action_or_reset(&pdev->dev,
- __dwc2_disable_regulators, hsotg);
- if (ret)
- return ret;
-
if (hsotg->clk) {
ret = clk_prepare_enable(hsotg->clk);
if (ret)
@@ -168,7 +156,7 @@ static int __dwc2_lowlevel_hw_disable(struct dwc2_hsotg *hsotg)
if (hsotg->clk)
clk_disable_unprepare(hsotg->clk);
- return 0;
+ return regulator_bulk_disable(ARRAY_SIZE(hsotg->supplies), hsotg->supplies);
}
/**
@@ -576,8 +564,7 @@ static int dwc2_driver_probe(struct platform_device *dev)
dwc2_debugfs_init(hsotg);
/* Gadget code manages lowlevel hw on its own */
- if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL ||
- (hsotg->dr_mode == USB_DR_MODE_OTG && dwc2_is_device_mode(hsotg)))
+ if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)
dwc2_lowlevel_hw_disable(hsotg);
#if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \
@@ -608,7 +595,7 @@ error_init:
if (hsotg->params.activate_stm_id_vb_detection)
regulator_disable(hsotg->usb33d);
error:
- if (hsotg->dr_mode != USB_DR_MODE_PERIPHERAL)
+ if (hsotg->ll_hw_enabled)
dwc2_lowlevel_hw_disable(hsotg);
return retval;
}