ASoC: audio-graph: Fixup CPU endpoint hw_params in a BE<->BE link
When multiple components are connected back to back in an audio path,
hw_param fixup may be required for CPU or Codec endpoint of BE<->BE
DAI links. Currently fixup support is available for Codec and this
commit adds similar feature for CPU endpoint of a BE<->BE link.
For example a resampler component can be plugged into an audio path.
[ FE -> BE1 -> ... -> resampler -> ... BEn ]
The resampler DAI links can be:
BEx (CPU) -> resampler input (Codec)
resampler output (CPU) -> BEy (Codec)
Thus input and output sample rate parameters for resampler can be
fixed up as per the resample requirement.
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/1631551342-25469-4-git-send-email-spujar@nvidia.com
Signed-off-by: Mark Brown <broonie@kernel.org>