[Galaxy S 5 General] beardhatcode:
Alternative solution with /system/etc/audio_platform_info.xml

I had no mic volume in Whatsapp (but it worked ok in Messenger, regular call) om my S5 (G900F)

Tried the ZIPs of OP. They did not work. This however did work:

Change the order of the entries in /system/etc/audio_platform_info.xml to match the file below (or just use it).

<?xml version="1.0" encoding="ISO-8859-1"?>
<!-- Copyright (c) 2014, The Linux Foundation. All rights reserved. -->
<!-- -->
<!-- Redistribution and use in source and binary forms, with or without -->
<!-- modification, are permitted provided that the following conditions are -->
<!-- met: -->
<!-- * Redistributions of source code must retain the above copyright -->
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<!-- copyright notice, this list of conditions and the following -->
<!-- disclaimer in the documentation and/or other materials provided -->
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<!-- * Neither the name of The Linux Foundation nor the names of its -->
<!-- contributors may be used to endorse or promote products derived -->
<!-- from this software without specific prior written permission. -->
<!-- -->
<!-- THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -->
<!-- WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -->
<!-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -->
<!-- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -->
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<!-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -->
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<!-- IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -->
<!-- -->
<!-- THIS IS A NON STANDARD VERSION FROM -->
<!-- https://xdaforums.com/showpost.php?p=76223161&postcount=493 -->
<audio_platform_info>
<acdb_ids>
<!-- Output devices -->
<device name="SND_DEVICE_OUT_SPEAKER" acdb_id="15" />
<device name="SND_DEVICE_OUT_SPEAKER_REVERSE" acdb_id="15" />
<device name="SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES" acdb_id="19" />
<device name="SND_DEVICE_OUT_VOICE_SPEAKER" acdb_id="15" />
<device name="SND_DEVICE_OUT_BT_SCO" acdb_id="48" />
<device name="SND_DEVICE_OUT_BT_SCO_WB" acdb_id="50" />
<device name="SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES" acdb_id="17" />
<device name="SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES" acdb_id="17" />
<device name="SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET" acdb_id="7" />
<device name="SND_DEVICE_OUT_USB_HEADSET" acdb_id="98" />

<!-- Input devices -->
<device name="SND_DEVICE_IN_HANDSET_MIC" acdb_id="4" />
<device name="SND_DEVICE_IN_SPEAKER_DMIC" acdb_id="11" />
<device name="SND_DEVICE_IN_BT_SCO_MIC" acdb_id="49" />
<device name="SND_DEVICE_IN_BT_SCO_MIC_WB" acdb_id="51" />
<device name="SND_DEVICE_IN_CAMCORDER_MIC" acdb_id="56" />
<device name="SND_DEVICE_IN_VOICE_DMIC" acdb_id="4" />
<device name="SND_DEVICE_IN_VOICE_SPEAKER_DMIC" acdb_id="11" />
<device name="SND_DEVICE_IN_VOICE_REC_MIC" acdb_id="53" />
</acdb_ids>

<backend_names>
<!-- empty -->
</backend_names>

<pcm_ids>
<!-- empty -->
</pcm_ids>

<device_names>
<!-- Output devices -->
<device name="SND_DEVICE_OUT_HEADPHONES" alias="headset" />
<device name="SND_DEVICE_OUT_VOICE_HANDSET" alias="voice-call-handset" />
<device name="SND_DEVICE_OUT_VOICE_SPEAKER" alias="voice-call-speaker" />
<device name="SND_DEVICE_OUT_VOICE_HEADPHONES" alias="voice-call-headset" />
<device name="SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES" alias="TTY-full" />
<device name="SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES" alias="TTY-headset" />
<device name="SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET" alias="TTY-handset" />

<!-- Input devices -->
<device name="SND_DEVICE_IN_VOICE_DMIC" alias="voice-call-main-mic" />
<device name="SND_DEVICE_IN_HANDSET_DMIC" alias="voice-call-main-mic" />
<device name="SND_DEVICE_IN_HANDSET_DMIC_NS" alias="voice-call-NS-mic-handset" />
<device name="SND_DEVICE_IN_HANDSET_DMIC_AEC" alias="voice-call-main-mic" />
<device name="SND_DEVICE_IN_HANDSET_DMIC_AEC_NS" alias="voice-call-main-mic" />
<device name="SND_DEVICE_IN_SPEAKER_DMIC" alias="voice-call-sub-mic" />
<device name="SND_DEVICE_IN_SPEAKER_DMIC_NS" alias="voice-call-NS-mic-speaker" />
<device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC" alias="voice-call-sub-mic" />
<device name="SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS" alias="voice-call-sub-mic" />
<device name="SND_DEVICE_IN_VOICE_SPEAKER_MIC" alias="voice-call-sub-mic" />
<device name="SND_DEVICE_IN_VOICE_HEADSET_MIC" alias="voice-call-headset-mic" />
<device name="SND_DEVICE_IN_VOICE_DMIC" alias="voice-call-main-mic" />
<device name="SND_DEVICE_IN_VOICE_SPEAKER_DMIC" alias="voice-call-sub-mic" />
<device name="SND_DEVICE_IN_HANDSET_MIC" alias="rec-main-mic" />
<device name="SND_DEVICE_IN_SPEAKER_DMIC" alias="rec-sub-mic" />
<device name="SND_DEVICE_IN_HEADSET_DMIC" alias="rec-headset-mic" />
<device name="SND_DEVICE_IN_HEADSET_MIC_FLUENCE" alias="rec-main-mic" />
<device name="SND_DEVICE_IN_CAMCORDER_MIC" alias="rec-stereo-mic" />
<device name="SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC" alias="TTY-full-mic" />
<device name="SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC" alias="TTY-vco-mic" />
<device name="SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC" alias="TTY-headset-mic" />
<device name="SND_DEVICE_IN_VOICE_REC_MIC" alias="vr-main-mic" />
<device name="SND_DEVICE_IN_VOICE_REC_HEADSET_MIC" alias="vr-headset-mic" />
<device name="SND_DEVICE_IN_VOICE_REC_MIC_NS" alias="svoice-NS-mic" />
<device name="SND_DEVICE_IN_VOICE_REC_DMIC_STEREO" alias="vr-sub-mic" />
<device name="SND_DEVICE_IN_HANDSET_STEREO_DMIC" alias="rec-stereo-mic" />
<device name="SND_DEVICE_IN_SPEAKER_STEREO_DMIC" alias="rec-stereo-mic" />
</device_names>
</audio_platform_info>