usb: hub: Fix usb_get_port_status() for big-endian platforms

Add missing endianness conversions to usb_get_port_status(). This
(amongst others) is necessary to enable the use of USB 3 hubs on
big-endian platforms like MIPS Octeon.

Signed-off-by: Aaron Williams <[email protected]>
Signed-off-by: Stefan Roese <[email protected]>
Cc: Chandrakala Chavva <[email protected]>
Cc: Bin Meng <[email protected]>
Cc: Marek Vasut <[email protected]>

diff --git a/common/usb_hub.c b/common/usb_hub.c
index 3d856e7de792257ad35b73b1098b66af5dfc4278..ba11a188ca64f0eb45213cbbd724f7754532ff7a 100644 (file)
--- a/common/usb_hub.c
+++ b/common/usb_hub.c
@@ -144,7 +144,8 @@ int usb_get_port_status(struct usb_device *dev, int port, void *data)
 
        if (!usb_hub_is_root_hub(dev->dev) && usb_hub_is_superspeed(dev)) {
                struct usb_port_status *status = (struct usb_port_status *)data;
-               u16 tmp = (status->wPortStatus) & USB_SS_PORT_STAT_MASK;
+               u16 tmp = le16_to_cpu(status->wPortStatus) &
+                       USB_SS_PORT_STAT_MASK;
 
                if (status->wPortStatus & USB_SS_PORT_STAT_POWER)
                        tmp |= USB_PORT_STAT_POWER;
@@ -152,7 +153,7 @@ int usb_get_port_status(struct usb_device *dev, int port, void *data)
                    USB_SS_PORT_STAT_SPEED_5GBPS)
                        tmp |= USB_PORT_STAT_SUPER_SPEED;
 
-               status->wPortStatus = tmp;
+               status->wPortStatus = cpu_to_le16(tmp);
        }
 #endif