Merge "hal: Prevent superfluous device tear down on routing change" (91909a1b) · Commits · e / devices / Fairphone 4 / android_hardware_qcom_audio

hal/audio_hw.c

+16 −2

Original line number	Diff line number	Diff line
		@@ -1330,7 +1330,8 @@ static void check_usecases_codec_backend(struct audio_device *adev,
		bool switch_device[AUDIO_USECASE_MAX];
		snd_device_t uc_derive_snd_device;
		snd_device_t derive_snd_device[AUDIO_USECASE_MAX];
		int i, num_uc_to_switch = 0;
		snd_device_t split_snd_devices[SND_DEVICE_OUT_END];
		int i, num_uc_to_switch = 0, num_devices = 0;
		int status = 0;
		bool force_restart_session = false;
		/*
		@@ -1412,9 +1413,22 @@ static void check_usecases_codec_backend(struct audio_device *adev,
		list_for_each(node, &adev->usecase_list) {
		usecase = node_to_item(node, struct audio_usecase, list);
		if (switch_device[usecase->id]) {
		/* Check if sound device to be switched can be split and if any
		of the split devices match with derived sound device */
		platform_split_snd_device(adev->platform, usecase->out_snd_device,
		&num_devices, split_snd_devices);
		if (num_devices > 1) {
		for (i = 0; i < num_devices; i++) {
		/* Disable devices that do not match with derived sound device */
		if (split_snd_devices[i] != derive_snd_device[usecase->id]) {
		disable_snd_device(adev, split_snd_devices[i]);
		}
		}
		} else {
		disable_snd_device(adev, usecase->out_snd_device);
		}
		}
		}

		list_for_each(node, &adev->usecase_list) {
		usecase = node_to_item(node, struct audio_usecase, list);