[PATCH v2 13/17] rpmsg: Hide rpmsg indirection tables

Bjorn Andersson bjorn.andersson at linaro.org
Thu Sep 1 15:28:05 PDT 2016


Move the device and endpoint indirection tables to the rpmsg internal
header file, to hide them from the public API.

Signed-off-by: Bjorn Andersson <bjorn.andersson at linaro.org>
---

Changes since v1:
- None

 drivers/rpmsg/rpmsg_core.c     |  3 +++
 drivers/rpmsg/rpmsg_internal.h | 47 ++++++++++++++++++++++++++++++++++++++++++
 include/linux/rpmsg.h          | 47 ------------------------------------------
 3 files changed, 50 insertions(+), 47 deletions(-)

diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c
index e1d765a7372c..b6ea9ffa7381 100644
--- a/drivers/rpmsg/rpmsg_core.c
+++ b/drivers/rpmsg/rpmsg_core.c
@@ -20,7 +20,10 @@
 #define pr_fmt(fmt) "%s: " fmt, __func__
 
 #include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/rpmsg.h>
+#include <linux/of_device.h>
+#include <linux/slab.h>
 
 #include "rpmsg_internal.h"
 
diff --git a/drivers/rpmsg/rpmsg_internal.h b/drivers/rpmsg/rpmsg_internal.h
index 8ac98fd0bf1d..8075a20f919b 100644
--- a/drivers/rpmsg/rpmsg_internal.h
+++ b/drivers/rpmsg/rpmsg_internal.h
@@ -25,6 +25,53 @@
 #define to_rpmsg_device(d) container_of(d, struct rpmsg_device, dev)
 #define to_rpmsg_driver(d) container_of(d, struct rpmsg_driver, drv)
 
+/**
+ * struct rpmsg_device_ops - indirection table for the rpmsg_device operations
+ * @create_ept:		create backend-specific endpoint, requried
+ * @announce_create:	announce presence of new channel, optional
+ * @announce_destroy:	announce destruction of channel, optional
+ *
+ * Indirection table for the operations that a rpmsg backend should implement.
+ * @announce_create and @announce_destroy are optional as the backend might
+ * advertise new channels implicitly by creating the endpoints.
+ */
+struct rpmsg_device_ops {
+	struct rpmsg_endpoint *(*create_ept)(struct rpmsg_device *rpdev,
+					    rpmsg_rx_cb_t cb, void *priv,
+					    struct rpmsg_channel_info chinfo);
+
+	int (*announce_create)(struct rpmsg_device *ept);
+	int (*announce_destroy)(struct rpmsg_device *ept);
+};
+
+/**
+ * struct rpmsg_endpoint_ops - indirection table for rpmsg_endpoint operations
+ * @destroy_ept:	destroy the given endpoint, required
+ * @send:		see @rpmsg_send(), required
+ * @sendto:		see @rpmsg_sendto(), optional
+ * @send_offchannel:	see @rpmsg_send_offchannel(), optional
+ * @trysend:		see @rpmsg_trysend(), required
+ * @trysendto:		see @rpmsg_trysendto(), optional
+ * @trysend_offchannel:	see @rpmsg_trysend_offchannel(), optional
+ *
+ * Indirection table for the operations that a rpmsg backend should implement.
+ * In addition to @destroy_ept, the backend must at least implement @send and
+ * @trysend, while the variants sending data off-channel are optional.
+ */
+struct rpmsg_endpoint_ops {
+	void (*destroy_ept)(struct rpmsg_endpoint *ept);
+
+	int (*send)(struct rpmsg_endpoint *ept, void *data, int len);
+	int (*sendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
+	int (*send_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
+				  void *data, int len);
+
+	int (*trysend)(struct rpmsg_endpoint *ept, void *data, int len);
+	int (*trysendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
+	int (*trysend_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
+			     void *data, int len);
+};
+
 int rpmsg_register_device(struct rpmsg_device *rpdev);
 int rpmsg_unregister_device(struct device *parent,
 			    struct rpmsg_channel_info *chinfo);
diff --git a/include/linux/rpmsg.h b/include/linux/rpmsg.h
index 99efd598590e..4f9445f71f2f 100644
--- a/include/linux/rpmsg.h
+++ b/include/linux/rpmsg.h
@@ -138,25 +138,6 @@ struct rpmsg_device {
 typedef void (*rpmsg_rx_cb_t)(struct rpmsg_device *, void *, int, void *, u32);
 
 /**
- * struct rpmsg_device_ops - indirection table for the rpmsg_device operations
- * @create_ept:		create backend-specific endpoint, requried
- * @announce_create:	announce presence of new channel, optional
- * @announce_destroy:	announce destruction of channel, optional
- *
- * Indirection table for the operations that a rpmsg backend should implement.
- * @announce_create and @announce_destroy are optional as the backend might
- * advertise new channels implicitly by creating the endpoints.
- */
-struct rpmsg_device_ops {
-	struct rpmsg_endpoint *(*create_ept)(struct rpmsg_device *rpdev,
-					    rpmsg_rx_cb_t cb, void *priv,
-					    struct rpmsg_channel_info chinfo);
-
-	int (*announce_create)(struct rpmsg_device *ept);
-	int (*announce_destroy)(struct rpmsg_device *ept);
-};
-
-/**
  * struct rpmsg_endpoint - binds a local rpmsg address to its user
  * @rpdev: rpmsg channel device
  * @refcount: when this drops to zero, the ept is deallocated
@@ -191,34 +172,6 @@ struct rpmsg_endpoint {
 };
 
 /**
- * struct rpmsg_endpoint_ops - indirection table for rpmsg_endpoint operations
- * @destroy_ept:	destroy the given endpoint, required
- * @send:		see @rpmsg_send(), required
- * @sendto:		see @rpmsg_sendto(), optional
- * @send_offchannel:	see @rpmsg_send_offchannel(), optional
- * @trysend:		see @rpmsg_trysend(), required
- * @trysendto:		see @rpmsg_trysendto(), optional
- * @trysend_offchannel:	see @rpmsg_trysend_offchannel(), optional
- *
- * Indirection table for the operations that a rpmsg backend should implement.
- * In addition to @destroy_ept, the backend must at least implement @send and
- * @trysend, while the variants sending data off-channel are optional.
- */
-struct rpmsg_endpoint_ops {
-	void (*destroy_ept)(struct rpmsg_endpoint *ept);
-
-	int (*send)(struct rpmsg_endpoint *ept, void *data, int len);
-	int (*sendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
-	int (*send_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
-				  void *data, int len);
-
-	int (*trysend)(struct rpmsg_endpoint *ept, void *data, int len);
-	int (*trysendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
-	int (*trysend_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
-			     void *data, int len);
-};
-
-/**
  * struct rpmsg_driver - rpmsg driver struct
  * @drv: underlying device driver
  * @id_table: rpmsg ids serviced by this driver
-- 
2.5.0




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