caif: Add reference counting to service layer

Changes:
o Added functions cfsrvl_get and cfsrvl_put.
o Added support release_client to use by socket and net device.
o Increase reference counting for in-flight packets from cfmuxl

Signed-off-by: Sjur Braendeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/net/caif/cfcnfg.h b/include/net/caif/cfcnfg.h
index f16b875acc48..9fc2fc20b884 100644
--- a/include/net/caif/cfcnfg.h
+++ b/include/net/caif/cfcnfg.h
@@ -97,6 +97,13 @@ int cfcnfg_disconn_adapt_layer(struct cfcnfg *cnfg,
                         struct cflayer *adap_layer);
 
 /**
+ * cfcnfg_release_adap_layer - Used by client to release the adaptation layer.
+ *
+ * @adap_layer: Adaptation layer.
+ */
+void cfcnfg_release_adap_layer(struct cflayer *adap_layer);
+
+/**
  * cfcnfg_add_adaptation_layer - Add an adaptation layer to the CAIF stack.
  *
  * The adaptation Layer is where the interface to application or higher-level