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authorMichal Simek <michal.simek@xilinx.com>2018-06-27 14:16:54 +0200
committerMichal Simek <michal.simek@xilinx.com>2018-07-19 10:49:53 +0200
commitf8f3e0e539e08da381e397ba58fcc2df195ae2ec (patch)
tree898aa3aa543ff0aca37a821d7ebabb4b7484373a /common
parentb4f015845a5814ab56aee136bf2c7175c205c6c2 (diff)
usb_kbd: Add support for watchdog
There is need to service watchdog in while loop or system will be restarted when idlying. Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'common')
-rw-r--r--common/usb_kbd.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/common/usb_kbd.c b/common/usb_kbd.c
index 8b2fccf9ca..406bd37e6a 100644
--- a/common/usb_kbd.c
+++ b/common/usb_kbd.c
@@ -13,6 +13,7 @@
#include <malloc.h>
#include <memalign.h>
#include <stdio_dev.h>
+#include <watchdog.h>
#include <asm/byteorder.h>
#include <usb.h>
@@ -387,8 +388,10 @@ static int usb_kbd_getc(struct stdio_dev *sdev)
usb_kbd_dev = (struct usb_device *)dev->priv;
data = usb_kbd_dev->privptr;
- while (data->usb_in_pointer == data->usb_out_pointer)
+ while (data->usb_in_pointer == data->usb_out_pointer) {
+ WATCHDOG_RESET();
usb_kbd_poll_for_event(usb_kbd_dev);
+ }
if (data->usb_out_pointer == USB_KBD_BUFFER_LEN - 1)
data->usb_out_pointer = 0;