diff options
author | Denis Brockus <dbrockus@google.com> | 2020-05-30 12:20:36 -0600 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2020-06-11 02:47:30 +0000 |
commit | 0ca41341b9bb80b3e640aaa516a16e2096327515 (patch) | |
tree | 674ace0f1290cb1327071857912500b403cec09d /include | |
parent | 8a834c60790e232db196032eec905f56032c5515 (diff) | |
download | chrome-ec-0ca41341b9bb80b3e640aaa516a16e2096327515.tar.gz |
tcpmv2: cache analog and collision Rp in CL
Adding update_cc mechanism to keep correct Rp set
BUG=b:158291622
BRANCH=none
TEST=check Rp value over attach, hard reset and pr-swap
Signed-off-by: Denis Brockus <dbrockus@google.com>
Change-Id: I369c71e637cbb6a8fc37b434194ce39cc9bf5417
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2232830
Tested-by: Denis Brockus <dbrockus@chromium.org>
Reviewed-by: Denis Brockus <dbrockus@chromium.org>
Commit-Queue: Denis Brockus <dbrockus@chromium.org>
Auto-Submit: Denis Brockus <dbrockus@chromium.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/usb_pd.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/usb_pd.h b/include/usb_pd.h index 61d87d4843..4b63eed869 100644 --- a/include/usb_pd.h +++ b/include/usb_pd.h @@ -2988,4 +2988,37 @@ __override_proto enum ec_pd_port_location board_get_pd_port_location(int port); * does nothing, but a board may override it. */ __override_proto void board_vbus_present_change(void); + +/**************************************************************************** + * TCPC CC/Rp Management + */ +/** + * Called to cache Source Current Limit + * A call to typec_update_cc will actually update the hardware to reflect the + * cache. + * + * @param port The PD port number + * @param rp Rp is the Current Limit to advertise + */ +void typec_select_src_current_limit_rp(int port, enum tcpc_rp_value rp); + +/** + * Called to cache Source Collision Rp + * A call to typec_update_cc will actually update the hardware to reflect the + * cache. + * + * @param port The PD port number + * @param rp Rp is the Collision Avoidance Rp value + */ +void typec_select_src_collision_rp(int port, enum tcpc_rp_value rp); + +/** + * Called to update cached CC/Rp values to hardware + * + * @param port The PD port number + * @return 0 on success else failure + */ +int typec_update_cc(int port); +/****************************************************************************/ + #endif /* __CROS_EC_USB_PD_H */ |