compile error for CONFIG_IDF_TARGET_ESP32P4

Author: pschatzmann

src/AudioTools/CoreAudio/AudioAnalog/AnalogDriverESP32V1.h

@@ -642,7 +642,7 @@ class AnalogDriverESP32V1 : public AnalogDriverBase {
         if (cfg.adc_calibration_active) {
             #if ADC_CALI_SCHEME_CURVE_FITTING_SUPPORTED
             adc_cali_delete_scheme_curve_fitting(adc_cali_handle);
-            #elif !defined(CONFIG_IDF_TARGET_ESP32H2)
+            #elif !defined(CONFIG_IDF_TARGET_ESP32H2) && !defined(CONFIG_IDF_TARGET_ESP32P4)
             adc_cali_delete_scheme_line_fitting(adc_cali_handle);
             #endif
         }
@@ -757,21 +757,23 @@ class AnalogDriverESP32V1 : public AnalogDriverBase {
         // Calibration is applied to an ADC unit (not per channel). 
 
         // setup calibration only when requested
+        esp_err_t err = ESP_OK;
+
         if (adc_cali_handle == NULL) {
             #if ADC_CALI_SCHEME_CURVE_FITTING_SUPPORTED
             // curve fitting is preferred
             adc_cali_curve_fitting_config_t cali_config;
             cali_config.unit_id = cfg.adc_unit;
             cali_config.atten = (adc_atten_t)cfg.adc_attenuation;
             cali_config.bitwidth = (adc_bitwidth_t)cfg.adc_bit_width;
-            auto err = adc_cali_create_scheme_curve_fitting(&cali_config, &adc_cali_handle);
-            #elif !defined(CONFIG_IDF_TARGET_ESP32H2)
+            err = adc_cali_create_scheme_curve_fitting(&cali_config, &adc_cali_handle);
+            #elif !defined(CONFIG_IDF_TARGET_ESP32H2) && !defined(CONFIG_IDF_TARGET_ESP32P4)
             // line fitting is the alternative
             adc_cali_line_fitting_config_t cali_config;
             cali_config.unit_id = cfg.adc_unit;
             cali_config.atten = (adc_atten_t)cfg.adc_attenuation;
             cali_config.bitwidth = (adc_bitwidth_t)cfg.adc_bit_width;
-            auto err = adc_cali_create_scheme_line_fitting(&cali_config, &adc_cali_handle);
+            err = adc_cali_create_scheme_line_fitting(&cali_config, &adc_cali_handle);
             #endif
             if (err != ESP_OK) {
                 LOGE("creating calibration handle failed for ADC%d with atten %d and bitwidth %d",