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Merge branch 'bugfix/adc_oneshot_error_after_continuous' into 'master'

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fix(adc): fix adc oneshot error after continuous

Closes IDFGH-13620

See merge request espressif/esp-idf!36077
This commit is contained in:
Gao Xu 2025-01-08 15:00:02 +08:00
commit 7e44f8d38a
2 changed files with 10 additions and 0 deletions
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6
components/esp_adc/adc_oneshot.c
View File

@ -126,6 +126,7 @@ esp_err_t adc_oneshot_new_unit(const adc_oneshot_unit_init_cfg_t *init_config, a
};
adc_oneshot_hal_init(&(unit->hal), &config);
#if SOC_ADC_DIG_CTRL_SUPPORTED && !SOC_ADC_RTC_CTRL_SUPPORTED
//To enable the APB_SARADC periph if needed
_lock_acquire(&s_ctx.mutex);
s_ctx.apb_periph_ref_cnts++;
@ -133,6 +134,7 @@ esp_err_t adc_oneshot_new_unit(const adc_oneshot_unit_init_cfg_t *init_config, a
adc_apb_periph_claim();
}
_lock_release(&s_ctx.mutex);
#endif
if (init_config->ulp_mode == ADC_ULP_MODE_DISABLE) {
sar_periph_ctrl_adc_oneshot_power_acquire();
@ -243,6 +245,10 @@ esp_err_t adc_oneshot_del_unit(adc_oneshot_unit_handle_t handle)
bool success_free = s_adc_unit_free(handle->unit_id);
ESP_RETURN_ON_FALSE(success_free, ESP_ERR_NOT_FOUND, TAG, "adc%"PRId32" isn't in use", handle->unit_id + 1);
#if ADC_LL_POWER_MANAGE_SUPPORTED
adc_ll_set_power_manage(handle->unit_id, ADC_LL_POWER_SW_OFF);
#endif
_lock_acquire(&s_ctx.mutex);
s_ctx.units[handle->unit_id] = NULL;
_lock_release(&s_ctx.mutex);

4
components/hal/adc_oneshot_hal.c
View File

@ -58,6 +58,10 @@ void adc_oneshot_hal_setup(adc_oneshot_hal_ctx_t *hal, adc_channel_t chan)
s_disable_dac(hal, chan);
#endif
#if ADC_LL_POWER_MANAGE_SUPPORTED
adc_ll_set_power_manage(unit, ADC_LL_POWER_SW_ON);
#endif
#if SOC_ADC_DIG_CTRL_SUPPORTED && !SOC_ADC_RTC_CTRL_SUPPORTED
adc_ll_digi_clk_sel(hal->clk_src);
adc_ll_digi_controller_clk_div(ADC_LL_CLKM_DIV_NUM_DEFAULT, ADC_LL_CLKM_DIV_A_DEFAULT, ADC_LL_CLKM_DIV_B_DEFAULT);