USB: s3c2410_udc: fix custom UDC command handling

There is a bug in Samsung's UDC driver, which is completely disabling
the USB device when a custom UDC command is used.
Following patch seems to get the right behavior (e.g. enabling pull-up
instead of disabling then Vcc is applied).

Signed-off-by: Viliam Mateicka <viliam.mateicka@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index 394c1a3..85c1b0d 100644 (file)
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -1573,7 +1573,7 @@ static void s3c2410_udc_command(enum s3c2410_udc_cmd_e cmd)
                return;
 
        if (udc_info->udc_command) {
-               udc_info->udc_command(S3C2410_UDC_P_DISABLE);
+               udc_info->udc_command(cmd);
        } else if (gpio_is_valid(udc_info->pullup_pin)) {
                int value;