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Fix PWM status LED never_reset

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It doesn't need never reset because the status LED is only active
when user code isn't.

This also fixes PWM never reset on espressif so that deinit will
undo it.

Fixes #6223
This commit is contained in:
Scott Shawcroft 2022-11-15 16:14:31 -08:00
parent ef34378b1d
commit 93ee54a2fb
No known key found for this signature in database
GPG Key ID: 0DFD512649C052DA
2 changed files with 20 additions and 16 deletions
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18
ports/espressif/common-hal/pwmio/PWMOut.c
View File

@ -166,7 +166,20 @@ void common_hal_pwmio_pwmout_never_reset(pwmio_pwmout_obj_t *self) {
void common_hal_pwmio_pwmout_reset_ok(pwmio_pwmout_obj_t *self) {
never_reset_tim[self->tim_handle.timer_num] = false;
never_reset_chan[self->chan_handle.channel] = false;
// Search if any other channel is using the timer and is never reset.
// Otherwise, we clear never_reset for the timer as well.
bool other_never_reset = false;
for (size_t i = 0; i < LEDC_CHANNEL_MAX; i++) {
if (i != self->tim_handle.timer_num &&
reserved_channels[i] == self->tim_handle.timer_num &&
never_reset_chan[i]) {
other_never_reset = true;
break;
}
}
if (!other_never_reset) {
never_reset_chan[self->chan_handle.channel] = false;
}
}
bool common_hal_pwmio_pwmout_deinited(pwmio_pwmout_obj_t *self) {
@ -182,11 +195,13 @@ void common_hal_pwmio_pwmout_deinit(pwmio_pwmout_obj_t *self) {
ledc_stop(LEDC_LOW_SPEED_MODE, self->chan_handle.channel, 0);
}
reserved_channels[self->chan_handle.channel] = INDEX_EMPTY;
never_reset_chan[self->chan_handle.channel] = false;
// Search if any other channel is using the timer
bool taken = false;
for (size_t i = 0; i < LEDC_CHANNEL_MAX; i++) {
if (reserved_channels[i] == self->tim_handle.timer_num) {
taken = true;
break;
}
}
// Variable frequency means there's only one channel on the timer
@ -195,6 +210,7 @@ void common_hal_pwmio_pwmout_deinit(pwmio_pwmout_obj_t *self) {
reserved_timer_freq[self->tim_handle.timer_num] = 0;
// if timer isn't varfreq this will be off aleady
varfreq_timers[self->tim_handle.timer_num] = false;
never_reset_tim[self->tim_handle.timer_num] = false;
}
common_hal_reset_pin(self->pin);
self->deinited = true;

18
supervisor/shared/status_leds.c
View File

@ -179,27 +179,15 @@ void status_led_init() {
#elif CIRCUITPY_PWM_RGB_LED
if (common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_R)) {
pwmout_result_t red_result = common_hal_pwmio_pwmout_construct(&rgb_status_r, CIRCUITPY_RGB_STATUS_R, 0, 50000, false);
if (PWMOUT_OK == red_result) {
common_hal_pwmio_pwmout_never_reset(&rgb_status_r);
}
common_hal_pwmio_pwmout_construct(&rgb_status_r, CIRCUITPY_RGB_STATUS_R, 0, 50000, false);
}
if (common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_G)) {
pwmout_result_t green_result = common_hal_pwmio_pwmout_construct(&rgb_status_g, CIRCUITPY_RGB_STATUS_G, 0, 50000, false);
if (PWMOUT_OK == green_result) {
common_hal_pwmio_pwmout_never_reset(&rgb_status_g);
}
common_hal_pwmio_pwmout_construct(&rgb_status_g, CIRCUITPY_RGB_STATUS_G, 0, 50000, false);
}
if (common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_B)) {
pwmout_result_t blue_result = common_hal_pwmio_pwmout_construct(&rgb_status_b, CIRCUITPY_RGB_STATUS_B, 0, 50000, false);
if (PWMOUT_OK == blue_result) {
common_hal_pwmio_pwmout_never_reset(&rgb_status_b);
}
common_hal_pwmio_pwmout_construct(&rgb_status_b, CIRCUITPY_RGB_STATUS_B, 0, 50000, false);
}
#elif defined(MICROPY_HW_LED_STATUS)