PM: domains: Make of_genpd_add_subdomain() return -EPROBE_DEFER

Driver of a power domain provider may not be ready at the time of
of_genpd_add_subdomain() invocation. Make this function to return
-EPROBE_DEFER instead of -ENOENT in order to remove a need from
power domain drivers to handle the error code specially.

Tested-by: Peter Geis <[email protected]>
Tested-by: Nicolas Chauvet <[email protected]>
Tested-by: Matt Merhar <[email protected]>
[tested on NVIDIA Tegra20/30/124 SoCs]
Suggested-by: Ulf Hansson <[email protected]>
Reviewed-by: Ulf Hansson <[email protected]>
Reviewed-by: Viresh Kumar <[email protected]>
Signed-off-by: Dmitry Osipenko <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>

0 files changed, 0 insertions, 0 deletions