[PATCH 1/2] usb: xhci-mtk: rebuild xhci_mtk_setup()

[Chunfeng Yun]

simplify xhci_mtk_setup() and add xhci_mtk_start() for
xhci_driver_overrides struct

Signed-off-by: Chunfeng Yun <chunfeng....@mediatek.com>
---
 drivers/usb/host/xhci-mtk.c |   16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 67d5dc7..9636884 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -381,8 +381,10 @@ static int usb_wakeup_of_property_parse(struct 
xhci_hcd_mtk *mtk,
 }
 
 static int xhci_mtk_setup(struct usb_hcd *hcd);
+static int xhci_mtk_start(struct usb_hcd *hcd);
 static const struct xhci_driver_overrides xhci_mtk_overrides __initconst = {
        .reset = xhci_mtk_setup,
+       .start = xhci_mtk_start,
 };
 
 static struct hc_driver __read_mostly xhci_mtk_hc_driver;
@@ -492,7 +494,6 @@ static void xhci_mtk_quirks(struct device *dev, struct 
xhci_hcd *xhci)
 /* called during probe() after chip reset completes */
 static int xhci_mtk_setup(struct usb_hcd *hcd)
 {
-       struct xhci_hcd *xhci = hcd_to_xhci(hcd);
        struct xhci_hcd_mtk *mtk = hcd_to_mtk(hcd);
        int ret;
 
@@ -502,9 +503,14 @@ static int xhci_mtk_setup(struct usb_hcd *hcd)
                        return ret;
        }
 
-       ret = xhci_gen_setup(hcd, xhci_mtk_quirks);
-       if (ret)
-               return ret;
+       return xhci_gen_setup(hcd, xhci_mtk_quirks);
+}
+
+static int xhci_mtk_start(struct usb_hcd *hcd)
+{
+       struct xhci_hcd *xhci = hcd_to_xhci(hcd);
+       struct xhci_hcd_mtk *mtk = hcd_to_mtk(hcd);
+       int ret;
 
        if (usb_hcd_is_primary_hcd(hcd)) {
                mtk->num_u3_ports = xhci->num_usb3_ports;
@@ -514,7 +520,7 @@ static int xhci_mtk_setup(struct usb_hcd *hcd)
                        return ret;
        }
 
-       return ret;
+       return xhci_run(hcd);
 }
 
 static int xhci_mtk_probe(struct platform_device *pdev)
-- 
1.7.9.5