Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 65 insertions, 0 deletions

diff --git a/include/net/caif/cfsrvl.h b/include/net/caif/cfsrvl.h
new file mode 100644
index 000000000..cd47705c2
--- /dev/null
+++ b/include/net/caif/cfsrvl.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) ST-Ericsson AB 2010
+ * Author:	Sjur Brendeland
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#ifndef CFSRVL_H_
+#define CFSRVL_H_
+#include <linux/list.h>
+#include <linux/stddef.h>
+#include <linux/types.h>
+#include <linux/kref.h>
+#include <linux/rculist.h>
+
+struct cfsrvl {
+	struct cflayer layer;
+	bool open;
+	bool phy_flow_on;
+	bool modem_flow_on;
+	bool supports_flowctrl;
+	void (*release)(struct cflayer *layer);
+	struct dev_info dev_info;
+	void (*hold)(struct cflayer *lyr);
+	void (*put)(struct cflayer *lyr);
+	struct rcu_head rcu;
+};
+
+struct cflayer *cfvei_create(u8 linkid, struct dev_info *dev_info);
+struct cflayer *cfdgml_create(u8 linkid, struct dev_info *dev_info);
+struct cflayer *cfutill_create(u8 linkid, struct dev_info *dev_info);
+struct cflayer *cfvidl_create(u8 linkid, struct dev_info *dev_info);
+struct cflayer *cfrfml_create(u8 linkid, struct dev_info *dev_info,
+				int mtu_size);
+struct cflayer *cfdbgl_create(u8 linkid, struct dev_info *dev_info);
+
+void cfsrvl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl,
+		     int phyid);
+
+bool cfsrvl_phyid_match(struct cflayer *layer, int phyid);
+
+void cfsrvl_init(struct cfsrvl *service,
+			u8 channel_id,
+			struct dev_info *dev_info,
+			bool supports_flowctrl);
+bool cfsrvl_ready(struct cfsrvl *service, int *err);
+u8 cfsrvl_getphyid(struct cflayer *layer);
+
+static inline void cfsrvl_get(struct cflayer *layr)
+{
+	struct cfsrvl *s = container_of(layr, struct cfsrvl, layer);
+	if (layr == NULL || layr->up == NULL || s->hold == NULL)
+		return;
+
+	s->hold(layr->up);
+}
+
+static inline void cfsrvl_put(struct cflayer *layr)
+{
+	struct cfsrvl *s = container_of(layr, struct cfsrvl, layer);
+	if (layr == NULL || layr->up == NULL || s->hold == NULL)
+		return;
+
+	s->put(layr->up);
+}
+#endif				/* CFSRVL_H_ */