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pd: Remove BMC support bit from message header.

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Initial versions of the USB Power Delivery (v0.7) had this bit defined but in
later versions its been removed and should be zero.

BRANCH=samus
BUG=none
TEST=manual,

capture message header with twinkie and see that message header <15> is no
longer asserted.

Change-Id: Ib3e099322b681a49a75b07e1ff929083c71eb44a
Signed-off-by: Todd Broch <tbroch@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/227421
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Reviewed-by: Alec Berg <alecaberg@chromium.org>
Commit-Queue: Alec Berg <alecaberg@chromium.org>
Tested-by: Alec Berg <alecaberg@chromium.org>
This commit is contained in:
Todd Broch
2014-11-04 05:16:06 -08:00
committed by chrome-internal-fetch
parent d92b5b61f7
commit c557a283bb
1 changed files with 1 additions and 5 deletions
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6
include/usb_pd.h
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@@ -580,9 +580,6 @@ enum pd_data_msg_type {
#define PD_REV10 0
#define PD_REV20 1
/* BMC-supported bit : we are using the baseband variant of the protocol */
#define PD_BMC_SUPPORTED (1 << 15)
/* Port role */
#define PD_ROLE_SINK 0
#define PD_ROLE_SOURCE 1
@@ -594,8 +591,7 @@ enum pd_data_msg_type {
#define PD_HEADER(type, prole, drole, id, cnt) \
((type) | (PD_REV20 << 6) | \
((drole) << 5) | ((prole) << 8) | \
((id) << 9) | ((cnt) << 12) | \
PD_BMC_SUPPORTED)
((id) << 9) | ((cnt) << 12))
#define PD_HEADER_CNT(header) (((header) >> 12) & 7)
#define PD_HEADER_TYPE(header) ((header) & 0xF)