[PATCH v6 0/3] ASoC: Add Multi CPU DAI support

[Shreyas NC <shreyas.nc@intel.com>]

As discussed in [1], ASoC core supports multi codec DAIs
on a DAI link. However it does not do so for CPU DAIs.

So, add support for multi CPU DAIs on a DAI Link by adding
multi CPU DAI in Card instantiation, suspend and resume
functions, PCM ops, stream handling functions and DAPM.

[1]: https://www.spinics.net/lists/alsa-devel/msg71369.html

changes in v6:
 - Addressed review comments from Pierre in calculating delay
for CPU DAI, add check for compress DAIs and other nits
 - add proper exit check in dpcm_prune_path() for CPU DAIs
 - rebased on latest for-next branch

Shreyas NC (3):
  ASoC: Add initial support for multiple CPU DAIs
  ASoC: Add multiple CPU DAI support for PCM ops
  ASoC: Add multiple CPU DAI support in DAPM

 include/sound/soc.h  |   6 +
 sound/soc/soc-core.c | 290 +++++++++++++++++++++---------
 sound/soc/soc-dapm.c |  71 +++++---
 sound/soc/soc-pcm.c  | 491 ++++++++++++++++++++++++++++++++++-----------------
 4 files changed, 589 insertions(+), 269 deletions(-)

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2.7.4