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-rw-r--r--include/net/devlink.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/net/devlink.h b/include/net/devlink.h
index 074a79b8933f..02528f736f65 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -650,6 +650,10 @@ struct devlink_info_req;
* the data variable must be updated to point to the snapshot data.
* The function will be called while the devlink instance lock is
* held.
+ * @read: callback to directly read a portion of the region. On success,
+ * the data pointer will be updated with the contents of the
+ * requested portion of the region. The function will be called
+ * while the devlink instance lock is held.
* @priv: Pointer to driver private data for the region operation
*/
struct devlink_region_ops {
@@ -659,6 +663,10 @@ struct devlink_region_ops {
const struct devlink_region_ops *ops,
struct netlink_ext_ack *extack,
u8 **data);
+ int (*read)(struct devlink *devlink,
+ const struct devlink_region_ops *ops,
+ struct netlink_ext_ack *extack,
+ u64 offset, u32 size, u8 *data);
void *priv;
};
@@ -670,6 +678,10 @@ struct devlink_region_ops {
* the data variable must be updated to point to the snapshot data.
* The function will be called while the devlink instance lock is
* held.
+ * @read: callback to directly read a portion of the region. On success,
+ * the data pointer will be updated with the contents of the
+ * requested portion of the region. The function will be called
+ * while the devlink instance lock is held.
* @priv: Pointer to driver private data for the region operation
*/
struct devlink_port_region_ops {
@@ -679,6 +691,10 @@ struct devlink_port_region_ops {
const struct devlink_port_region_ops *ops,
struct netlink_ext_ack *extack,
u8 **data);
+ int (*read)(struct devlink_port *port,
+ const struct devlink_port_region_ops *ops,
+ struct netlink_ext_ack *extack,
+ u64 offset, u32 size, u8 *data);
void *priv;
};