Commit 7b8ef22ea547 ("usb: xhci: plat: Add USB phy support") adds the
usb_phy for usb3, but it attached the usb_phy to incorrect hcd. The
xhci->shared_hcd is the hcd for usb3, this patch fixes this issue
by attach the usb_phy to the xhci->shared_hcd.
Signed-off-by: Jisheng Zhang <jszh...@marvell.com>
---
drivers/usb/host/xhci-plat.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 8cb46cb..9ff89e9 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -144,6 +144,7 @@ static int xhci_plat_probe(struct platform_device *pdev)
struct resource *res;
struct usb_hcd *hcd;
struct clk *clk;
+ struct usb_phy *usb_phy;
int ret;
int irq;
@@ -231,17 +232,18 @@ static int xhci_plat_probe(struct platform_device *pdev)
if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
xhci->shared_hcd->can_do_streams = 1;
- hcd->usb_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "usb-phy", 0);
- if (IS_ERR(hcd->usb_phy)) {
- ret = PTR_ERR(hcd->usb_phy);
+ usb_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "usb-phy", 0);
+ if (IS_ERR(usb_phy)) {
+ ret = PTR_ERR(usb_phy);
if (ret == -EPROBE_DEFER)
goto put_usb3_hcd;
- hcd->usb_phy = NULL;
+ usb_phy = NULL;
} else {
- ret = usb_phy_init(hcd->usb_phy);
+ ret = usb_phy_init(usb_phy);
if (ret)
goto put_usb3_hcd;
}
+ xhci->shared_hcd->usb_phy = usb_phy;
ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
if (ret)
@@ -258,7 +260,7 @@ dealloc_usb2_hcd:
usb_remove_hcd(hcd);
disable_usb_phy:
- usb_phy_shutdown(hcd->usb_phy);
+ usb_phy_shutdown(usb_phy);
put_usb3_hcd:
usb_put_hcd(xhci->shared_hcd);
@@ -280,7 +282,7 @@ static int xhci_plat_remove(struct platform_device *dev)
struct clk *clk = xhci->clk;
usb_remove_hcd(xhci->shared_hcd);
- usb_phy_shutdown(hcd->usb_phy);
+ usb_phy_shutdown(xhci->shared_hcd->usb_phy);
usb_remove_hcd(hcd);
usb_put_hcd(xhci->shared_hcd);
--
2.8.1
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