qcacmn: Add QDF API for DRV feature support
Add QDF API to check if DRV is connected or not such that
proper decision can be taken during wow enable request.
Change-Id: Ic128882d564b5717b6dc749c6fe229a6dbb86c8f
CRs-Fixed: 2457065
diff --git a/qdf/inc/qdf_platform.h b/qdf/inc/qdf_platform.h
index 9225e55..c50ba37 100644
--- a/qdf/inc/qdf_platform.h
+++ b/qdf/inc/qdf_platform.h
@@ -147,5 +147,32 @@
void qdf_op_callbacks_register(qdf_op_protect_cb on_protect,
qdf_op_unprotect_cb on_unprotect);
+/**
+ * qdf_is_drv_connected_callback() - callback to query if drv is connected
+ *
+ * Return: true if drv is connected else false
+ */
+typedef bool (*qdf_is_drv_connected_callback)(void);
+
+/**
+ * qdf_is_drv_connected() - API to check if drv is connected or not
+ *
+ * DRV is dynamic request voting using which fw can do page fault and
+ * bring in page back without apps wake up
+ *
+ * Return: true: if drv is connected
+ * false: if drv is not connected
+ */
+bool qdf_is_drv_connected(void);
+
+/**
+ * qdf_register_drv_connected_callback() - API to register drv connected cb
+ * @is_drv_connected: callback to query if drv is connected or not
+ *
+ * Return: none
+ */
+void qdf_register_drv_connected_callback(qdf_is_drv_connected_callback
+ is_drv_connected);
+
#endif /*_QDF_PLATFORM_H*/
diff --git a/qdf/src/qdf_platform.c b/qdf/src/qdf_platform.c
index 89f1c9f..fce06fc 100644
--- a/qdf/src/qdf_platform.c
+++ b/qdf/src/qdf_platform.c
@@ -27,6 +27,7 @@
static qdf_self_recovery_callback self_recovery_cb;
static qdf_is_fw_down_callback is_fw_down_cb;
static qdf_is_recovering_callback is_recovering_cb;
+static qdf_is_drv_connected_callback is_drv_connected_cb;
void qdf_register_fw_down_callback(qdf_is_fw_down_callback is_fw_down)
{
@@ -108,3 +109,20 @@
}
qdf_export_symbol(__qdf_op_unprotect);
+void qdf_register_drv_connected_callback(qdf_is_drv_connected_callback
+ is_drv_connected)
+{
+ is_drv_connected_cb = is_drv_connected;
+}
+qdf_export_symbol(qdf_register_drv_connected_callback);
+
+bool qdf_is_drv_connected(void)
+{
+ if (!is_drv_connected_cb) {
+ qdf_err("drv connected callback is not registered");
+ return false;
+ }
+
+ return is_drv_connected_cb();
+}
+qdf_export_symbol(qdf_is_drv_connected);