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audiocore: Make it more obvious what __sev does
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This commit is contained in:
Matthias Blankertz
2025-03-22 10:52:24 +01:00
parent 444b7c4d9f
commit 1385eee85c
1 changed files with 6 additions and 3 deletions
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9
software/src/audiocore/module.c
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@@ -41,6 +41,9 @@ static void __time_critical_func(fifo_isr)(void)
static const mp_irq_methods_t audiocore_irq_methods = {};
// Poke core1 if it is currently waiting for an event (__wfe)
static __always_inline void wake_core1(void) { __sev(); }
static uint32_t get_fifo_read_value_blocking(struct audiocore_obj *obj)
{
while (true) {
@@ -98,7 +101,7 @@ static mp_obj_t audiocore_put(mp_obj_t self_in, mp_obj_t buffer)
to_copy = buf_space;
if (to_copy > 0) {
audiocore_buffer_put(bufinfo.buf, to_copy);
__sev();
wake_core1();
}
const unsigned underruns = shared_context.underruns;
spin_unlock(shared_context.lock, flags);
@@ -122,7 +125,7 @@ static mp_obj_t audiocore_flush(mp_obj_t self_in)
{
struct audiocore_obj *self = MP_OBJ_TO_PTR(self_in);
multicore_fifo_push_blocking(AUDIOCORE_CMD_FLUSH);
__sev();
wake_core1();
get_fifo_read_value_blocking(self);
return mp_const_none;
}
@@ -144,7 +147,7 @@ static mp_obj_t audiocore_set_volume(mp_obj_t self_in, mp_obj_t volume_obj)
mp_raise_ValueError("volume out of range");
multicore_fifo_push_blocking(AUDIOCORE_CMD_SET_VOLUME);
multicore_fifo_push_blocking(AUDIOCORE_MAX_VOLUME * volume / 255);
__sev();
wake_core1();
const uint32_t ret = get_fifo_read_value_blocking(self);
if (ret != 0)
mp_raise_OSError(MP_EINVAL);