4  * SPDX-License-Identifier: Apache-2.0
43  * @brief Setup channel with specific reference and gain
47  * @param gain Gain applied to ADC @p channel
53 			  enum adc_gain gain, int channel)  in channel_setup()  argument
57 		.gain             = gain,  in channel_setup()
80  * @param gain Gain applied to ADC @p channel_id
86 			  enum adc_gain gain)  in check_samples()  argument
88 	int32_t output, expected;  in check_samples()  local
93 		output = m_sample_buffer[i];  in check_samples()
94 		ret = adc_raw_to_millivolts(ref_mv, gain, ADC_RESOLUTION,  in check_samples()
95 					    &output);  in check_samples()
98 		zassert_within(expected, output, MV_OUTPUT_EPS,  in check_samples()
100 			       expected, output, i);  in check_samples()
139 		.extra_samplings = samples - 1,  in start_adc_read()
178  * @return -EINVAL when current input value equals 0
185 	if (param->value == 0) {  in handle_seq()
186 		return -EINVAL;  in handle_seq()
189 	*result = param->value;  in handle_seq()
190 	param->value += SEQUENCE_STEP;  in handle_seq()
195 /** @brief Test setting one channel with constant output. */
212 	/* ADC emulator-specific setup */  in ZTEST_USER()
226 /** @brief Test setting one channel with constant raw output. */
243 	/* ADC emulator-specific setup */  in ZTEST_USER()
257 /** @brief Test setting one channel with constant raw output. */
274 	/* ADC emulator-specific setup */  in ZTEST_USER()
289 /** @brief Test setting two channels with different constant output */
309 	/* ADC emulator-specific setup */  in ZTEST_USER()
349 	/* ADC emulator-specific setup */  in ZTEST_USER()
385 	/* ADC emulator-specific setup */  in ZTEST_USER()
427 	/* ADC emulator-specific setup */  in ZTEST_USER()
478 	/* ADC emulator-specific setup */  in ZTEST_USER()
503 /** @brief Test few different settings of gain argument. */
523 	/* ADC emulator-specific setup */  in ZTEST_USER()
545 	/* Change gain and re-run test */  in ZTEST_USER()
586 	/* ADC emulator-specific setup */  in ZTEST_USER()
594 	 * Check samples - returned value should max out on reference value.  in ZTEST_USER()
631 		.gain             = ADC_GAIN_1,  in ZTEST_USER()
646 	/* ADC emulator-specific setup */  in ZTEST_USER()
690 	/* ADC emulator-specific setup */  in ZTEST_USER()