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author | Dawid Niedzwiecki <dn@semihalf.com> | 2020-11-06 09:20:56 +0100 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2020-12-14 19:59:09 +0000 |
commit | f96f176c303a73973d7cf5ddf1abf86f534a6e39 (patch) | |
tree | a793c58f008cfa94cc93ea34627fd1b6457e3a1b /core/cortex-m0/task.c | |
parent | a23ef3d074335f2b6953194671f966117fd1fe60 (diff) | |
download | chrome-ec-f96f176c303a73973d7cf5ddf1abf86f534a6e39.tar.gz |
task_set_event: remove the wait argument
There is an option in the task_set_event function which force
the calling task to wait for an event. However, the option is never
used thus remove it.
This also will help in the Zephyr migration process.
BUG=b:172360521
BRANCH=none
TEST=make buildall
Signed-off-by: Dawid Niedzwiecki <dn@semihalf.com>
Change-Id: Ic152fd3d6862d487bcc0024c48d136556c0b81bc
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2521599
Reviewed-by: Jett Rink <jettrink@chromium.org>
Reviewed-by: Tom Hughes <tomhughes@chromium.org>
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
Commit-Queue: Jack Rosenthal <jrosenth@chromium.org>
Diffstat (limited to 'core/cortex-m0/task.c')
-rw-r--r-- | core/cortex-m0/task.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/core/cortex-m0/task.c b/core/cortex-m0/task.c index 67da26008e..16922e10eb 100644 --- a/core/cortex-m0/task.c +++ b/core/cortex-m0/task.c @@ -354,7 +354,7 @@ static uint32_t __wait_evt(int timeout_us, task_id_t resched) return evt; } -uint32_t task_set_event(task_id_t tskid, uint32_t event, int wait) +uint32_t task_set_event(task_id_t tskid, uint32_t event) { task_ *receiver = __task_id_to_ptr(tskid); ASSERT(receiver); @@ -374,19 +374,15 @@ uint32_t task_set_event(task_id_t tskid, uint32_t event, int wait) CPU_SCB_ICSR = BIT(28); } } else { - if (wait) { - return __wait_evt(-1, tskid); - } else { - /* - * We need to ensure that the execution priority is - * actually decreased after the "cpsie i" in the atomic - * operation above else the "svc" in the __schedule - * call below will trigger a HardFault. - * Use a barrier to force it at that point. - */ - asm volatile("isb"); - __schedule(0, tskid); - } + /* + * We need to ensure that the execution priority is + * actually decreased after the "cpsie i" in the atomic + * operation above else the "svc" in the __schedule + * call below will trigger a HardFault. + * Use a barrier to force it at that point. + */ + asm volatile("isb"); + __schedule(0, tskid); } return 0; @@ -535,7 +531,7 @@ void mutex_unlock(struct mutex *mtx) waiters &= ~BIT(id); /* Somebody is waiting on the mutex */ - task_set_event(id, TASK_EVENT_MUTEX, 0); + task_set_event(id, TASK_EVENT_MUTEX); } /* Ensure no event is remaining from mutex wake-up */ |