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| author | Ruibin Chang <Ruibin.Chang@ite.com.tw> | 2018-11-13 15:23:39 +0800 |
|---|---|---|
| committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2018-12-18 21:27:43 +0000 |
| commit | 98c53d5a1ecb9b696634c5ffd7b774653afd9c14 (patch) | |
| tree | d1a506c6cd7df19024cc1d53e59ee38c048b8927 | |
| parent | 8904b5a6cf3b33ba81ab2e11d9050687e3897c4a (diff) | |
| download | chrome-ec-98c53d5a1ecb9b696634c5ffd7b774653afd9c14.tar.gz | |
common/usb_pd_protocol: Fix TryWait.SNK to Unattached.SNK timeout value
When state transits from TryWait.SNK to Unattached.SNK,
the timeout value is 10~20ms (tPDDebounce). This define
in USB Type-C 1.3 spec Figure 4-16.
BRANCH=None
BUG=None
TEST=GRL USBPD test
Change-Id: If736daf1ef9e74f07a571a2f1adb12a928415c2b
Signed-off-by: Ruibin Chang <Ruibin.Chang@ite.com.tw>
Reviewed-on: https://chromium-review.googlesource.com/1333217
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/1383313
Commit-Queue: Jett Rink <jettrink@chromium.org>
Tested-by: Jett Rink <jettrink@chromium.org>
Trybot-Ready: Jett Rink <jettrink@chromium.org>
| -rw-r--r-- | common/usb_pd_protocol.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/common/usb_pd_protocol.c b/common/usb_pd_protocol.c index 7a8634e174..6c7f2432b9 100644 --- a/common/usb_pd_protocol.c +++ b/common/usb_pd_protocol.c @@ -2883,7 +2883,7 @@ void pd_task(void *u) tcpm_set_cc(port, TYPEC_CC_RD); next_role_swap = get_time().val + PD_T_DRP_SNK; pd[port].try_src_marker = get_time().val - + PD_T_TRY_WAIT; + + PD_T_DEBOUNCE; /* Swap states quickly */ timeout = 2*MSEC; @@ -4055,7 +4055,7 @@ void pd_task(void *u) tcpm_set_cc(port, TYPEC_CC_RD); /* Set timer for TryWait.SNK state */ pd[port].try_src_marker = get_time().val - + PD_T_TRY_WAIT; + + PD_T_DEBOUNCE; /* Advance to TryWait.SNK state */ set_state(port, PD_STATE_SNK_DISCONNECTED); |