[ASoC Core] Backport ASoC cores patch for Multi platform's DAI support

[ASoC Core] Backport ASoC cores patch for Multi platform's DAI support

BZ: 33508

To enable Audio Comms ASoC migration we need to enbale the Multi
platform's DAI support. Thus the following patches need to be
backported:
ASoC: soc-pcm: Remove unused global mutex
6fc562e49cb42792ff347f253fe9d026e8e16f34

ASoC: pcm - rename snd_codec_close() to snd_pcm_close().
91d5e6b4f5900cb46f92cd98d561a1a54bbca6b6

ASoC: core - PCM mutex per rtd
b8c0dab9bf3373010e857a8d3f1b594c60a348dd

ASoC: soc-pcm: Allocate PCM operations dynamically to support multiple DAIs
a500231da461cfe29541cb4b8422eb9bf59aa6ac

Change-Id: I64292b32dac2dbc974b41edcd8478051cb51bf55
Signed-off-by: Selma Bensaid <selma.bensaid@intel.com>
Reviewed-on: http://android.intel.com:8080/48251
Reviewed-by: Le Gall, Louis <louis.le.gall@intel.com>
Reviewed-by: Babu, Ramesh <ramesh.babu@intel.com>
Reviewed-by: Centelles, Sylvain <sylvain.centelles@intel.com>
Reviewed-by: Koul, Vinod <vinod.koul@intel.com>
Tested-by: Mendi, EduardoX <eduardox.mendi@intel.com>
Reviewed-by: Gross, Mark <mark.gross@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>