Set default register values for AHUB modules in regmap. This will
ensure after runtime suspend/resume AHUB register POR values
does not get reset to 0.
Bug 200039212
Change-Id: I38e4c04721450b7511404c0db2911b314b68a880
Signed-off-by: Sumit Bhattacharya <sumitb@nvidia.com>
Reviewed-on: http://git-master/r/603339
Set idle_bias_off for all t210 xbar modules to ensure module runtime
suspend/resume works when module is idle.
Ensure regcache is synced back to hardware during runtime resume so
that register content does not get lost if it is written during
runtime suspend state.
Add suspend APIs for all module to mark regcache dirty while device
goes into suspend to ensure register values does not get lost across
system suspend/resume.
Change-Id: I2828beeed859df4f8084dd70bbcde5ed62f2525c
Signed-off-by: Sumit Bhattacharya <sumitb@nvidia.com>
Reviewed-on: http://git-master/r/555028
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Arun Shamanna Lakshmi <aruns@nvidia.com>
GVS: Gerrit_Virtual_Submit
Instead of using duplicate clock of "d_audio" for all AHUB modules
get/put runtime pm reference of the parent module from runtime_pm
suspend/resume routine of all AHUB modules. This will ensure AHUB
xbar is up before other drivers tries to access any register. Also
it will ensure both d_audio and APE clocks are enabled when needed.
Bug 200042312
Change-Id: I0346728f15b135bb619de40fbd3fc440a5505940
Signed-off-by: Sumit Bhattacharya <sumitb@nvidia.com>
Reviewed-on: http://git-master/r/554863
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Arun Shamanna Lakshmi <aruns@nvidia.com>
GVS: Gerrit_Virtual_Submit
When using RBTREE cache, there can be allocations the first time
a register is accessed. This can cause an attempt to schedule while
atomic in the case that the regmap is using a spinlock. This can be
resolved by using a flat cache.
Bug 200041820
Change-Id: Id69592cd5fadbb5ad9ccfdbb1f184733a332512c
Signed-off-by: Arun Shamanna Lakshmi <aruns@nvidia.com>
Reviewed-on: http://git-master/r/552940
