From 616f587c595851ec60ea779e2f4c9e4f011843e4 Mon Sep 17 00:00:00 2001 From: Vic Yang Date: Tue, 30 Jul 2013 16:36:17 -0700 Subject: [PATCH] spring: Shorten delay for charger redetect It takes ~250ms for TSU6721 to recognize a CDP charger. Let's shorten the redetecting delay from 4 seconds to 600ms so that: 1. A CDP charger is recognized faster 2. We can properly detect overcurrent for CDP charger BUG=chrome-os-partner:21388 TEST=Plug in a CDP charger and see it recognized after 600ms. BRANCH=Spring Change-Id: Id5020132686f8cfabb126e2fb57e7e75e3868775 Original-Change-Id: Iafbc677fbcdd4eb9e6cf276cc0219b965eb35ef5 Signed-off-by: Vic Yang Reviewed-on: https://gerrit.chromium.org/gerrit/63814 Reviewed-by: Vincent Palatin Reviewed-on: https://gerrit.chromium.org/gerrit/64277 --- common/extpower_usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/common/extpower_usb.c b/common/extpower_usb.c index a34d0ac66c..7a89f37510 100644 --- a/common/extpower_usb.c +++ b/common/extpower_usb.c @@ -156,7 +156,7 @@ static const int apple_charger_type[4] = {I_LIMIT_500MA, static int video_power_enabled; -#define NON_STD_CHARGER_REDETECT_DELAY (4 * SECOND) +#define NON_STD_CHARGER_REDETECT_DELAY (600 * MSEC) static enum { NO_REDETECT, REDETECT_SCHEDULED,