ensure all fields of pio_sm_config are initialized correctly

jepler · jepler · commit a0a86f88fd84 · 2025-01-08T13:52:19.000-06:00
diff --git a/ports/raspberrypi/common-hal/rp2pio/StateMachine.c b/ports/raspberrypi/common-hal/rp2pio/StateMachine.c
@@ -395,7 +395,7 @@ bool rp2pio_statemachine_construct(rp2pio_statemachine_obj_t *self,
         gpio_set_drive_strength(pin_number, GPIO_DRIVE_STRENGTH_2MA);
     }
 
-    pio_sm_config c = {0, 0, 0};
+    pio_sm_config c = pio_get_default_sm_config();
 
     if (frequency == 0) {
         frequency = clock_get_hz(clk_sys);

Original file line number	Diff line number	Diff line change
`@@ -395,7 +395,7 @@ bool rp2pio_statemachine_construct(rp2pio_statemachine_obj_t *self,`
`395`	`395`	`gpio_set_drive_strength(pin_number, GPIO_DRIVE_STRENGTH_2MA);`
`396`	`396`	`}`
`397`	`397`
`398`		`- pio_sm_config c = {0, 0, 0};`
	`398`	`+ pio_sm_config c = pio_get_default_sm_config();`
`399`	`399`
`400`	`400`	`if (frequency == 0) {`
`401`	`401`	`frequency = clock_get_hz(clk_sys);`