qpnp-adc: Add a ctx pointer for btm support

Add a context pointer as part of the BTM param to allow
BTM client to pass any pointer that they need during
threshold notifications.

Change-Id: I7cf4df829069fdffede96c9eb8632b2fc278f78b
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>
2 files changed