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| author | Jett Rink <jettrink@chromium.org> | 2018-07-19 10:18:43 -0600 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-07-25 00:14:29 -0700 |
| commit | d9ce7b5c3afca7d60f6aa76e9ec7e2888bd1737e (patch) | |
| tree | 4fefb19e1554d5c1dc426fdd1b64ea9b0a897f1c /include/task.h | |
| parent | e54b26e716949b780ae21c75fefb27e1f7dc8c44 (diff) | |
| download | chrome-ec-d9ce7b5c3afca7d60f6aa76e9ec7e2888bd1737e.tar.gz | |
tcpm: wait for TCPC to init upon first tcpc access
Most TCPCs need to re-initialize after coming out of low
power mode. TCPCs can NACK before they are fully reinitialized.
Now upon any failed TCPC access where we think the device is in
low power mode, we wait until we finish performing a tcpc_init
and retry the request.
BRANCH=none
BUG=b:79529011
TEST=run 'ectool usbpdmuxinfo' and while PS8751 is in low power mode.
See that is responds with good data now (where as it always returned
an error before since it was nacking the i2c calls while it was waking
up)
Signed-off-by: Jett Rink <jettrink@chromium.org>
Change-Id: I50b3835484dabafecc3130588019fcbcf6ccf37e
Reviewed-on: https://chromium-review.googlesource.com/1143710
Commit-Ready: Jett Rink <jettrink@chromium.org>
Tested-by: Jett Rink <jettrink@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@chromium.org>
Diffstat (limited to 'include/task.h')
| -rw-r--r-- | include/task.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/task.h b/include/task.h index 78c8ad9c06..f0b680386b 100644 --- a/include/task.h +++ b/include/task.h @@ -13,7 +13,9 @@ /* Task event bitmasks */ /* Tasks may use the bits in TASK_EVENT_CUSTOM for their own events */ -#define TASK_EVENT_CUSTOM(x) (x & 0x0007ffff) +#define TASK_EVENT_CUSTOM(x) (x & 0x0003ffff) + +#define TASK_EVENT_PD_AWAKE (1 << 18) /* npcx peci event */ #define TASK_EVENT_PECI_DONE (1 << 19) |