netdev - [patch net-next v2 06/11] netlink: specs: devlink: add info-get dump op

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Date: Wed,  2 Aug 2023 17:20:18 +0200
From: Jiri Pirko <jiri@...nulli.us>
To: netdev@...r.kernel.org
Cc: kuba@...nel.org,
	pabeni@...hat.com,
	davem@...emloft.net,
	edumazet@...gle.com,
	moshe@...dia.com,
	saeedm@...dia.com,
	idosch@...dia.com,
	petrm@...dia.com
Subject: [patch net-next v2 06/11] netlink: specs: devlink: add info-get dump op

From: Jiri Pirko <jiri@...dia.com>

Add missing dump op for info-get command and re-generate related
devlink-user.[ch] code.

Signed-off-by: Jiri Pirko <jiri@...dia.com>
---
v1->v2:
- new patch, spec split from the next one, adding forgotten changes
  in devlink-user.[ch] code
---
 Documentation/netlink/specs/devlink.yaml |  4 +-
 tools/net/ynl/generated/devlink-user.c   | 53 ++++++++++++++++++++++++
 tools/net/ynl/generated/devlink-user.h   | 10 +++++
 3 files changed, 66 insertions(+), 1 deletion(-)

diff --git a/Documentation/netlink/specs/devlink.yaml b/Documentation/netlink/specs/devlink.yaml
index 5d46ca966979..12699b7ce292 100644
--- a/Documentation/netlink/specs/devlink.yaml
+++ b/Documentation/netlink/specs/devlink.yaml
@@ -194,7 +194,7 @@ operations:
         request:
           value: 51
           attributes: *dev-id-attrs
-        reply:
+        reply: &info-get-reply
           value: 51
           attributes:
             - bus-name
@@ -204,3 +204,5 @@ operations:
             - info-version-fixed
             - info-version-running
             - info-version-stored
+      dump:
+        reply: *info-get-reply
diff --git a/tools/net/ynl/generated/devlink-user.c b/tools/net/ynl/generated/devlink-user.c
index 939bd45feaca..8492789433b9 100644
--- a/tools/net/ynl/generated/devlink-user.c
+++ b/tools/net/ynl/generated/devlink-user.c
@@ -716,6 +716,59 @@ devlink_info_get(struct ynl_sock *ys, struct devlink_info_get_req *req)
 	return NULL;
 }
 
+/* DEVLINK_CMD_INFO_GET - dump */
+void devlink_info_get_list_free(struct devlink_info_get_list *rsp)
+{
+	struct devlink_info_get_list *next = rsp;
+
+	while ((void *)next != YNL_LIST_END) {
+		unsigned int i;
+
+		rsp = next;
+		next = rsp->next;
+
+		free(rsp->obj.bus_name);
+		free(rsp->obj.dev_name);
+		free(rsp->obj.info_driver_name);
+		free(rsp->obj.info_serial_number);
+		for (i = 0; i < rsp->obj.n_info_version_fixed; i++)
+			devlink_dl_info_version_free(&rsp->obj.info_version_fixed[i]);
+		free(rsp->obj.info_version_fixed);
+		for (i = 0; i < rsp->obj.n_info_version_running; i++)
+			devlink_dl_info_version_free(&rsp->obj.info_version_running[i]);
+		free(rsp->obj.info_version_running);
+		for (i = 0; i < rsp->obj.n_info_version_stored; i++)
+			devlink_dl_info_version_free(&rsp->obj.info_version_stored[i]);
+		free(rsp->obj.info_version_stored);
+		free(rsp);
+	}
+}
+
+struct devlink_info_get_list *devlink_info_get_dump(struct ynl_sock *ys)
+{
+	struct ynl_dump_state yds = {};
+	struct nlmsghdr *nlh;
+	int err;
+
+	yds.ys = ys;
+	yds.alloc_sz = sizeof(struct devlink_info_get_list);
+	yds.cb = devlink_info_get_rsp_parse;
+	yds.rsp_cmd = DEVLINK_CMD_INFO_GET;
+	yds.rsp_policy = &devlink_nest;
+
+	nlh = ynl_gemsg_start_dump(ys, ys->family_id, DEVLINK_CMD_INFO_GET, 1);
+
+	err = ynl_exec_dump(ys, nlh, &yds);
+	if (err < 0)
+		goto free_list;
+
+	return yds.first;
+
+free_list:
+	devlink_info_get_list_free(yds.first);
+	return NULL;
+}
+
 const struct ynl_family ynl_devlink_family =  {
 	.name		= "devlink",
 };
diff --git a/tools/net/ynl/generated/devlink-user.h b/tools/net/ynl/generated/devlink-user.h
index a008b99b6e24..af65e2f2f529 100644
--- a/tools/net/ynl/generated/devlink-user.h
+++ b/tools/net/ynl/generated/devlink-user.h
@@ -207,4 +207,14 @@ void devlink_info_get_rsp_free(struct devlink_info_get_rsp *rsp);
 struct devlink_info_get_rsp *
 devlink_info_get(struct ynl_sock *ys, struct devlink_info_get_req *req);
 
+/* DEVLINK_CMD_INFO_GET - dump */
+struct devlink_info_get_list {
+	struct devlink_info_get_list *next;
+	struct devlink_info_get_rsp obj __attribute__ ((aligned (8)));
+};
+
+void devlink_info_get_list_free(struct devlink_info_get_list *rsp);
+
+struct devlink_info_get_list *devlink_info_get_dump(struct ynl_sock *ys);
+
 #endif /* _LINUX_DEVLINK_GEN_H */
-- 
2.41.0