Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c
index 1a3878a..5567ed2 100644
--- a/drivers/usb/dwc3/host.c
+++ b/drivers/usb/dwc3/host.c
@@ -16,14 +16,14 @@
struct platform_device *dwc3_pdev = to_platform_device(dwc->dev);
int irq;
- irq = platform_get_irq_byname(dwc3_pdev, "host");
+ irq = platform_get_irq_byname_optional(dwc3_pdev, "host");
if (irq > 0)
goto out;
if (irq == -EPROBE_DEFER)
goto out;
- irq = platform_get_irq_byname(dwc3_pdev, "dwc_usb3");
+ irq = platform_get_irq_byname_optional(dwc3_pdev, "dwc_usb3");
if (irq > 0)
goto out;
@@ -34,9 +34,6 @@
if (irq > 0)
goto out;
- if (irq != -EPROBE_DEFER)
- dev_err(dwc->dev, "missing host IRQ\n");
-
if (!irq)
irq = -EINVAL;
@@ -46,7 +43,7 @@
int dwc3_host_init(struct dwc3 *dwc)
{
- struct property_entry props[3];
+ struct property_entry props[4];
struct platform_device *xhci;
int ret, irq;
struct resource *res;
@@ -85,7 +82,7 @@
DWC3_XHCI_RESOURCES_NUM);
if (ret) {
dev_err(dwc->dev, "couldn't add resources to xHCI device\n");
- goto err1;
+ goto err;
}
memset(props, 0, sizeof(struct property_entry) * ARRAY_SIZE(props));
@@ -93,6 +90,9 @@
if (dwc->usb3_lpm_capable)
props[prop_idx++].name = "usb3-lpm-capable";
+ if (dwc->usb2_lpm_disable)
+ props[prop_idx++].name = "usb2-lpm-disable";
+
/**
* WORKAROUND: dwc3 revisions <=3.00a have a limitation
* where Port Disable command doesn't work.
@@ -109,37 +109,23 @@
ret = platform_device_add_properties(xhci, props);
if (ret) {
dev_err(dwc->dev, "failed to add properties to xHCI\n");
- goto err1;
+ goto err;
}
}
- phy_create_lookup(dwc->usb2_generic_phy, "usb2-phy",
- dev_name(dwc->dev));
- phy_create_lookup(dwc->usb3_generic_phy, "usb3-phy",
- dev_name(dwc->dev));
-
ret = platform_device_add(xhci);
if (ret) {
dev_err(dwc->dev, "failed to register xHCI device\n");
- goto err2;
+ goto err;
}
return 0;
-err2:
- phy_remove_lookup(dwc->usb2_generic_phy, "usb2-phy",
- dev_name(dwc->dev));
- phy_remove_lookup(dwc->usb3_generic_phy, "usb3-phy",
- dev_name(dwc->dev));
-err1:
+err:
platform_device_put(xhci);
return ret;
}
void dwc3_host_exit(struct dwc3 *dwc)
{
- phy_remove_lookup(dwc->usb2_generic_phy, "usb2-phy",
- dev_name(dwc->dev));
- phy_remove_lookup(dwc->usb3_generic_phy, "usb3-phy",
- dev_name(dwc->dev));
platform_device_unregister(dwc->xhci);
}