From: Michal Simek <michal.simek@xilinx.com>
Date: Wed, 27 Jun 2018 12:16:54 +0000 (+0200)
Subject: usb_kbd: Add support for watchdog
X-Git-Tag: v2025.01-rc5-pxa1908~3978^2~47
X-Git-Url: http://git.dujemihanovic.xyz/%22/img/sics.gif/%22/static/git-favicon.png?a=commitdiff_plain;h=f8f3e0e539e08da381e397ba58fcc2df195ae2ec;p=u-boot.git

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>
---

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;