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| author | Ruibin Chang <Ruibin.Chang@ite.com.tw> | 2018-08-29 15:32:31 +0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-08-30 09:53:08 -0700 |
| commit | 86f901f741c9730135daf96cae94f9d667b42971 (patch) | |
| tree | 8166feb93b2c9337a49f14b9fb59ad4d30b1b67c | |
| parent | 1808ad059f7504f28c84b584d0e7a5affbbaaef3 (diff) | |
| download | chrome-ec-86f901f741c9730135daf96cae94f9d667b42971.tar.gz | |
common:pd: reset CapCnt variable
CapCnt variable will be reset in PD_STATE_SRC_STARTUP,
PD_STATE_SRC_DISCOVERY and PD_STATE_SNK_SWAP_COMPLETE states
which are according to PD3.0 spec. With this modify in order to
protect against future changes that allow other code path
that don't clear the variables first.
BUG=none
BRANCH=none
TEST=make buildall -j.
Change-Id: Ic2a249aff4410043ab18dd645aa1485ece9f63ca
Signed-off-by: Ruibin Chang <Ruibin.Chang@ite.com.tw>
Reviewed-on: https://chromium-review.googlesource.com/1195169
Reviewed-by: Scott Collyer <scollyer@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
| -rw-r--r-- | common/usb_pd_protocol.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/common/usb_pd_protocol.c b/common/usb_pd_protocol.c index c0dc2be3d0..c4bcb2eae7 100644 --- a/common/usb_pd_protocol.c +++ b/common/usb_pd_protocol.c @@ -2830,6 +2830,7 @@ void pd_task(void *u) break; case PD_STATE_SRC_DISCOVERY: if (pd[port].last_state != pd[port].task_state) { + caps_count = 0; /* * If we have had PD connection with this port * partner, then start NoResponseTimer. |