netdev - [PATCH net-next v2 3/4] ynl: regenerate all headers

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Message-ID: <20230727163001.3952878-4-sdf@google.com>
Date: Thu, 27 Jul 2023 09:30:00 -0700
From: Stanislav Fomichev <sdf@...gle.com>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, 
	pabeni@...hat.com, Stanislav Fomichev <sdf@...gle.com>
Subject: [PATCH net-next v2 3/4] ynl: regenerate all headers

Also add support to pass topdir to ynl-regen.sh (Jakub) and call
it from the makefile to update the UAPI headers.

Signed-off-by: Stanislav Fomichev <sdf@...gle.com>
Co-developed-by: Jakub Kicinski <kuba@...nel.org>
---
 include/uapi/linux/netdev.h           | 3 ++-
 tools/include/uapi/linux/netdev.h     | 3 ++-
 tools/net/ynl/Makefile                | 1 +
 tools/net/ynl/generated/netdev-user.c | 6 ++++++
 tools/net/ynl/generated/netdev-user.h | 2 ++
 tools/net/ynl/ynl-regen.sh            | 5 +++++
 6 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/include/uapi/linux/netdev.h b/include/uapi/linux/netdev.h
index bf71698a1e82..c1634b95c223 100644
--- a/include/uapi/linux/netdev.h
+++ b/include/uapi/linux/netdev.h
@@ -11,7 +11,7 @@
 
 /**
  * enum netdev_xdp_act
- * @NETDEV_XDP_ACT_BASIC: XDP feautues set supported by all drivers
+ * @NETDEV_XDP_ACT_BASIC: XDP features set supported by all drivers
  *   (XDP_ABORTED, XDP_DROP, XDP_PASS, XDP_TX)
  * @NETDEV_XDP_ACT_REDIRECT: The netdev supports XDP_REDIRECT
  * @NETDEV_XDP_ACT_NDO_XMIT: This feature informs if netdev implements
@@ -34,6 +34,7 @@ enum netdev_xdp_act {
 	NETDEV_XDP_ACT_RX_SG = 32,
 	NETDEV_XDP_ACT_NDO_XMIT_SG = 64,
 
+	/* private: */
 	NETDEV_XDP_ACT_MASK = 127,
 };
 
diff --git a/tools/include/uapi/linux/netdev.h b/tools/include/uapi/linux/netdev.h
index bf71698a1e82..c1634b95c223 100644
--- a/tools/include/uapi/linux/netdev.h
+++ b/tools/include/uapi/linux/netdev.h
@@ -11,7 +11,7 @@
 
 /**
  * enum netdev_xdp_act
- * @NETDEV_XDP_ACT_BASIC: XDP feautues set supported by all drivers
+ * @NETDEV_XDP_ACT_BASIC: XDP features set supported by all drivers
  *   (XDP_ABORTED, XDP_DROP, XDP_PASS, XDP_TX)
  * @NETDEV_XDP_ACT_REDIRECT: The netdev supports XDP_REDIRECT
  * @NETDEV_XDP_ACT_NDO_XMIT: This feature informs if netdev implements
@@ -34,6 +34,7 @@ enum netdev_xdp_act {
 	NETDEV_XDP_ACT_RX_SG = 32,
 	NETDEV_XDP_ACT_NDO_XMIT_SG = 64,
 
+	/* private: */
 	NETDEV_XDP_ACT_MASK = 127,
 };
 
diff --git a/tools/net/ynl/Makefile b/tools/net/ynl/Makefile
index d664b36deb5b..8156f03e23ac 100644
--- a/tools/net/ynl/Makefile
+++ b/tools/net/ynl/Makefile
@@ -3,6 +3,7 @@
 SUBDIRS = lib generated samples
 
 all: $(SUBDIRS)
+	./ynl-regen.sh -f -p $(PWD)/../../../
 
 $(SUBDIRS):
 	@if [ -f "$@...kefile" ] ; then \
diff --git a/tools/net/ynl/generated/netdev-user.c b/tools/net/ynl/generated/netdev-user.c
index 4eb8aefef0cd..68b408ca0f7f 100644
--- a/tools/net/ynl/generated/netdev-user.c
+++ b/tools/net/ynl/generated/netdev-user.c
@@ -50,6 +50,7 @@ struct ynl_policy_attr netdev_dev_policy[NETDEV_A_DEV_MAX + 1] = {
 	[NETDEV_A_DEV_IFINDEX] = { .name = "ifindex", .type = YNL_PT_U32, },
 	[NETDEV_A_DEV_PAD] = { .name = "pad", .type = YNL_PT_IGNORE, },
 	[NETDEV_A_DEV_XDP_FEATURES] = { .name = "xdp-features", .type = YNL_PT_U64, },
+	[NETDEV_A_DEV_XDP_ZC_MAX_SEGS] = { .name = "xdp-zc-max-segs", .type = YNL_PT_U32, },
 };
 
 struct ynl_policy_nest netdev_dev_nest = {
@@ -91,6 +92,11 @@ int netdev_dev_get_rsp_parse(const struct nlmsghdr *nlh, void *data)
 				return MNL_CB_ERROR;
 			dst->_present.xdp_features = 1;
 			dst->xdp_features = mnl_attr_get_u64(attr);
+		} else if (type == NETDEV_A_DEV_XDP_ZC_MAX_SEGS) {
+			if (ynl_attr_validate(yarg, attr))
+				return MNL_CB_ERROR;
+			dst->_present.xdp_zc_max_segs = 1;
+			dst->xdp_zc_max_segs = mnl_attr_get_u32(attr);
 		}
 	}
 
diff --git a/tools/net/ynl/generated/netdev-user.h b/tools/net/ynl/generated/netdev-user.h
index 5554dc69bb9c..0952d3261f4d 100644
--- a/tools/net/ynl/generated/netdev-user.h
+++ b/tools/net/ynl/generated/netdev-user.h
@@ -47,10 +47,12 @@ struct netdev_dev_get_rsp {
 	struct {
 		__u32 ifindex:1;
 		__u32 xdp_features:1;
+		__u32 xdp_zc_max_segs:1;
 	} _present;
 
 	__u32 ifindex;
 	__u64 xdp_features;
+	__u32 xdp_zc_max_segs;
 };
 
 void netdev_dev_get_rsp_free(struct netdev_dev_get_rsp *rsp);
diff --git a/tools/net/ynl/ynl-regen.sh b/tools/net/ynl/ynl-regen.sh
index 8d4ca6a50582..bdba24066cf1 100755
--- a/tools/net/ynl/ynl-regen.sh
+++ b/tools/net/ynl/ynl-regen.sh
@@ -4,15 +4,18 @@
 TOOL=$(dirname $(realpath $0))/ynl-gen-c.py
 
 force=
+search=
 
 while [ ! -z "$1" ]; do
   case "$1" in
     -f ) force=yes; shift ;;
+    -p ) search=$2; shift 2 ;;
     * )  echo "Unrecognized option '$1'"; exit 1 ;;
   esac
 done
 
 KDIR=$(dirname $(dirname $(dirname $(dirname $(realpath $0)))))
+pushd ${search:-$KDIR} >>/dev/null
 
 files=$(git grep --files-with-matches '^/\* YNL-GEN \(kernel\|uapi\|user\)')
 for f in $files; do
@@ -30,3 +33,5 @@ for f in $files; do
     $TOOL --mode ${params[2]} --${params[3]} --spec $KDIR/${params[0]} \
 	  $args -o $f
 done
+
+popd >>/dev/null
-- 
2.41.0.487.g6d72f3e995-goog