Merge "hal : Fixing min volume issue" (df6ebeeb) · Commits · e / devices / Fairphone 4 / android_hardware_qcom_audio

hal/audio_extn/auto_hal.c

+5 −2

Original line number	Diff line number	Diff line
		@@ -445,7 +445,7 @@ int audio_extn_auto_hal_get_audio_port(struct audio_hw_device *dev __unused,
		*/
		#define MIN_VOLUME_VALUE_MB -6000
		#define MAX_VOLUME_VALUE_MB 600

		#define STEP_VALUE_MB 100
		int audio_extn_auto_hal_set_audio_port_config(struct audio_hw_device *dev,
		const struct audio_port_config *config)
		{
		@@ -498,6 +498,9 @@ int audio_extn_auto_hal_set_audio_port_config(struct audio_hw_device *dev,
		/* millibel = 1/100 dB = 1/1000 bel
		* q13 = (10^(mdb/100/20))*(2^13)
		*/
		if(config->gain.values[0] <= (MIN_VOLUME_VALUE_MB + STEP_VALUE_MB))
		volume = 0.0 ;
		else
		volume = powf(10.0, ((float)config->gain.values[0] / 2000));
		ALOGV("%s: set volume to stream: %p", __func__,
		&out_ctxt->output->stream);