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-rw-r--r--include/net/devlink.h48
-rw-r--r--include/uapi/linux/devlink.h23
2 files changed, 71 insertions, 0 deletions
diff --git a/include/net/devlink.h b/include/net/devlink.h
index a30180c0988a..2a2a2a0c93f7 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -22,6 +22,7 @@
#include <linux/firmware.h>
struct devlink;
+struct devlink_linecard;
struct devlink_port_phys_attrs {
u32 port_number; /* Same value as "split group".
@@ -135,6 +136,7 @@ struct devlink_port {
struct mutex reporters_lock; /* Protects reporter_list */
struct devlink_rate *devlink_rate;
+ struct devlink_linecard *linecard;
};
struct devlink_port_new_attrs {
@@ -148,6 +150,40 @@ struct devlink_port_new_attrs {
sfnum_valid:1;
};
+/**
+ * struct devlink_linecard_ops - Linecard operations
+ * @provision: callback to provision the linecard slot with certain
+ * type of linecard. As a result of this operation,
+ * driver is expected to eventually (could be after
+ * the function call returns) call one of:
+ * devlink_linecard_provision_set()
+ * devlink_linecard_provision_fail()
+ * @unprovision: callback to unprovision the linecard slot. As a result
+ * of this operation, driver is expected to eventually
+ * (could be after the function call returns) call
+ * devlink_linecard_provision_clear()
+ * devlink_linecard_provision_fail()
+ * @same_provision: callback to ask the driver if linecard is already
+ * provisioned in the same way user asks this linecard to be
+ * provisioned.
+ * @types_count: callback to get number of supported types
+ * @types_get: callback to get next type in list
+ */
+struct devlink_linecard_ops {
+ int (*provision)(struct devlink_linecard *linecard, void *priv,
+ const char *type, const void *type_priv,
+ struct netlink_ext_ack *extack);
+ int (*unprovision)(struct devlink_linecard *linecard, void *priv,
+ struct netlink_ext_ack *extack);
+ bool (*same_provision)(struct devlink_linecard *linecard, void *priv,
+ const char *type, const void *type_priv);
+ unsigned int (*types_count)(struct devlink_linecard *linecard,
+ void *priv);
+ void (*types_get)(struct devlink_linecard *linecard,
+ void *priv, unsigned int index, const char **type,
+ const void **type_priv);
+};
+
struct devlink_sb_pool_info {
enum devlink_sb_pool_type pool_type;
u32 size;
@@ -1536,6 +1572,18 @@ void devlink_port_attrs_pci_sf_set(struct devlink_port *devlink_port,
int devlink_rate_leaf_create(struct devlink_port *port, void *priv);
void devlink_rate_leaf_destroy(struct devlink_port *devlink_port);
void devlink_rate_nodes_destroy(struct devlink *devlink);
+void devlink_port_linecard_set(struct devlink_port *devlink_port,
+ struct devlink_linecard *linecard);
+struct devlink_linecard *
+devlink_linecard_create(struct devlink *devlink, unsigned int linecard_index,
+ const struct devlink_linecard_ops *ops, void *priv);
+void devlink_linecard_destroy(struct devlink_linecard *linecard);
+void devlink_linecard_provision_set(struct devlink_linecard *linecard,
+ const char *type);
+void devlink_linecard_provision_clear(struct devlink_linecard *linecard);
+void devlink_linecard_provision_fail(struct devlink_linecard *linecard);
+void devlink_linecard_activate(struct devlink_linecard *linecard);
+void devlink_linecard_deactivate(struct devlink_linecard *linecard);
int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
u32 size, u16 ingress_pools_count,
u16 egress_pools_count, u16 ingress_tc_count,
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index b897b80770f6..b3d40a5d72ff 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -131,6 +131,11 @@ enum devlink_command {
DEVLINK_CMD_RATE_NEW,
DEVLINK_CMD_RATE_DEL,
+ DEVLINK_CMD_LINECARD_GET, /* can dump */
+ DEVLINK_CMD_LINECARD_SET,
+ DEVLINK_CMD_LINECARD_NEW,
+ DEVLINK_CMD_LINECARD_DEL,
+
/* add new commands above here */
__DEVLINK_CMD_MAX,
DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1
@@ -338,6 +343,19 @@ enum devlink_reload_limit {
#define DEVLINK_RELOAD_LIMITS_VALID_MASK (_BITUL(__DEVLINK_RELOAD_LIMIT_MAX) - 1)
+enum devlink_linecard_state {
+ DEVLINK_LINECARD_STATE_UNSPEC,
+ DEVLINK_LINECARD_STATE_UNPROVISIONED,
+ DEVLINK_LINECARD_STATE_UNPROVISIONING,
+ DEVLINK_LINECARD_STATE_PROVISIONING,
+ DEVLINK_LINECARD_STATE_PROVISIONING_FAILED,
+ DEVLINK_LINECARD_STATE_PROVISIONED,
+ DEVLINK_LINECARD_STATE_ACTIVE,
+
+ __DEVLINK_LINECARD_STATE_MAX,
+ DEVLINK_LINECARD_STATE_MAX = __DEVLINK_LINECARD_STATE_MAX - 1
+};
+
enum devlink_attr {
/* don't change the order or add anything between, this is ABI! */
DEVLINK_ATTR_UNSPEC,
@@ -553,6 +571,11 @@ enum devlink_attr {
DEVLINK_ATTR_REGION_MAX_SNAPSHOTS, /* u32 */
+ DEVLINK_ATTR_LINECARD_INDEX, /* u32 */
+ DEVLINK_ATTR_LINECARD_STATE, /* u8 */
+ DEVLINK_ATTR_LINECARD_TYPE, /* string */
+ DEVLINK_ATTR_LINECARD_SUPPORTED_TYPES, /* nested */
+
/* add new attributes above here, update the policy in devlink.c */
__DEVLINK_ATTR_MAX,