DivestOS/Patches/LineageOS-20.0/android_hardware_qcom_audio/0001-Unused-8996.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: codeworkx <daniel.hillenbrand@codeworkx.de>
Date: Sun, 20 Jan 2019 17:48:20 +0100
Subject: [PATCH] audio_extn: Fix unused parameter warning in utils.c
The unused parameter warning appears if we are not building with
at least one of the following cflags enabled:
* DEV_ARBI_ENABLED
* SOUND_TRIGGER_ENABLED
* AUDIO_LISTEN_ENABLED
hardware/qcom/audio/hal/audio_extn/utils.c:2522:55: error: unused parameter 'snd_device'
[-Werror,-Wunused-parameter]
void audio_extn_utils_release_snd_device(snd_device_t snd_device)
^
Change-Id: I694c683c9bfde60343f0f6ea8d806bc5e24437e6
(cherry picked from commit 12981fb9f3c8a67bcc362c7badfb9189bc181cda)
---
hal/audio_extn/audio_extn.h | 5 +++++
hal/audio_extn/utils.c | 2 ++
2 files changed, 7 insertions(+)
diff --git a/hal/audio_extn/audio_extn.h b/hal/audio_extn/audio_extn.h
index 1187642d1f..38ae1aed53 100644
--- a/hal/audio_extn/audio_extn.h
+++ b/hal/audio_extn/audio_extn.h
@@ -688,7 +688,12 @@ bool audio_extn_utils_is_dolby_format(audio_format_t format);
int audio_extn_utils_get_bit_width_from_string(const char *);
int audio_extn_utils_get_sample_rate_from_string(const char *);
int audio_extn_utils_get_channels_from_string(const char *);
+
+#if !defined(DEV_ARBI_ENABLED) && !defined(SOUND_TRIGGER_ENABLED) && !defined(AUDIO_LISTEN_ENABLED)
+#define audio_extn_utils_release_snd_device(snd_device) (0)
+#else
void audio_extn_utils_release_snd_device(snd_device_t snd_device);
+#endif
int audio_extn_utils_get_app_sample_rate_for_device(struct audio_device *adev,
struct audio_usecase *usecase, int snd_device);
diff --git a/hal/audio_extn/utils.c b/hal/audio_extn/utils.c
index cd788542f1..10f1eb2161 100644
--- a/hal/audio_extn/utils.c
+++ b/hal/audio_extn/utils.c
@@ -2520,6 +2520,7 @@ int audio_extn_utils_get_channels_from_string(const char *id_string)
return -EINVAL;
}
+#if defined(DEV_ARBI_ENABLED) || defined(SOUND_TRIGGER_ENABLED) || defined(AUDIO_LISTEN_ENABLED)
void audio_extn_utils_release_snd_device(snd_device_t snd_device)
{
audio_extn_dev_arbi_release(snd_device);
@@ -2528,3 +2529,4 @@ void audio_extn_utils_release_snd_device(snd_device_t snd_device)
audio_extn_listen_update_device_status(snd_device,
LISTEN_EVENT_SND_DEVICE_FREE);
}
+#endif