ASoC: qcom: q6dsp: fixes and updates

ASoC: qcom: q6dsp: fixes and updates

Merge series from Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>:

This patchset has 4 fixes and some enhancements to the Elite DSP driver
support.
Fixes includes
	- setting correct flags for expected behaviour of appl_ptr
	- fix closing of copp instances
	- fix buffer alignment.
	- fix state checks before closing asm stream
Enhancements include:
	- adding q6asm_get_hw_pointer and ack callback support
	- simplify code via __free(kfree) mechanism.
	- use spinlock guards
	- few cleanups discovered during doing above 2.

There is another set of updates comming soon, which will add support
for early memory mapping and few more modules support in audioreach.