I2SOut: Enable ticks during audio playback

jepler · jepler · commit 5f0e41ad6016 · 2021-01-08T09:01:34.000-06:00
.. otherwise, the background callback to load the I2S fifos does not get
run.  (I'm not sure this is _correct_ behavior of sleep + background
tasks, but it is the current behavior)
diff --git a/ports/esp32s2/common-hal/audiobusio/I2SOut.c b/ports/esp32s2/common-hal/audiobusio/I2SOut.c
@@ -63,6 +63,8 @@ void common_hal_audiobusio_i2sout_construct(audiobusio_i2sout_obj_t* self,
     self->bit_clock = bit_clock;
     self->word_select = word_select;
     self->data = data;
+
+    supervisor_enable_tick();
 }
 
 bool common_hal_audiobusio_i2sout_deinited(audiobusio_i2sout_obj_t* self) {
@@ -93,6 +95,8 @@ void common_hal_audiobusio_i2sout_deinit(audiobusio_i2sout_obj_t* self) {
         port_i2s_reset_instance(self->peripheral.instance);
     }
     self->peripheral.instance = -1;
+
+    supervisor_disable_tick();
 }
 
 void common_hal_audiobusio_i2sout_play(audiobusio_i2sout_obj_t* self,

Original file line number	Diff line number	Diff line change
`@@ -63,6 +63,8 @@ void common_hal_audiobusio_i2sout_construct(audiobusio_i2sout_obj_t* self,`
`63`	`63`	`self->bit_clock = bit_clock;`
`64`	`64`	`self->word_select = word_select;`
`65`	`65`	`self->data = data;`
	`66`	`+`
	`67`	`+ supervisor_enable_tick();`
`66`	`68`	`}`
`67`	`69`
`68`	`70`	`bool common_hal_audiobusio_i2sout_deinited(audiobusio_i2sout_obj_t* self) {`
`@@ -93,6 +95,8 @@ void common_hal_audiobusio_i2sout_deinit(audiobusio_i2sout_obj_t* self) {`
`93`	`95`	`port_i2s_reset_instance(self->peripheral.instance);`
`94`	`96`	`}`
`95`	`97`	`self->peripheral.instance = -1;`
	`98`	`+`
	`99`	`+ supervisor_disable_tick();`
`96`	`100`	`}`
`97`	`101`
`98`	`102`	`void common_hal_audiobusio_i2sout_play(audiobusio_i2sout_obj_t* self,`