From: Viliam Mateicka <viliam.mateicka@xxxxxxxxx>
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@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/gadget/s3c2410_udc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index 394c1a3..85c1b0d 100644
--- 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;
--
1.7.6
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