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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:18:06 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:18:06 +0000
commit638a9e433ecd61e64761352dbec1fa4f5874c941 (patch)
treefdbff74a238d7a5a7d1cef071b7230bc064b9f25 /drivers/net/ethernet/netronome/nfp/flower/action.c
parentReleasing progress-linux version 6.9.12-1~progress7.99u1. (diff)
downloadlinux-638a9e433ecd61e64761352dbec1fa4f5874c941.tar.xz
linux-638a9e433ecd61e64761352dbec1fa4f5874c941.zip
Merging upstream version 6.10.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/action.c')
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/action.c27
1 files changed, 21 insertions, 6 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/action.c b/drivers/net/ethernet/netronome/nfp/flower/action.c
index 2c3f629079..aca2a7417a 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/action.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/action.c
@@ -396,6 +396,17 @@ nfp_fl_push_geneve_options(struct nfp_fl_payload *nfp_fl, int *list_len,
return 0;
}
+#define NFP_FL_CHECK(flag) ({ \
+ IP_TUNNEL_DECLARE_FLAGS(__check) = { }; \
+ __be16 __res; \
+ \
+ __set_bit(IP_TUNNEL_##flag##_BIT, __check); \
+ __res = ip_tunnel_flags_to_be16(__check); \
+ \
+ BUILD_BUG_ON(__builtin_constant_p(__res) && \
+ NFP_FL_TUNNEL_##flag != __res); \
+})
+
static int
nfp_fl_set_tun(struct nfp_app *app, struct nfp_fl_set_tun *set_tun,
const struct flow_action_entry *act,
@@ -410,6 +421,7 @@ nfp_fl_set_tun(struct nfp_app *app, struct nfp_fl_set_tun *set_tun,
u32 tmp_set_ip_tun_type_index = 0;
/* Currently support one pre-tunnel so index is always 0. */
int pretun_idx = 0;
+ __be16 tun_flags;
if (!IS_ENABLED(CONFIG_IPV6) && ipv6)
return -EOPNOTSUPP;
@@ -417,9 +429,10 @@ nfp_fl_set_tun(struct nfp_app *app, struct nfp_fl_set_tun *set_tun,
if (ipv6 && !(priv->flower_ext_feats & NFP_FL_FEATS_IPV6_TUN))
return -EOPNOTSUPP;
- BUILD_BUG_ON(NFP_FL_TUNNEL_CSUM != TUNNEL_CSUM ||
- NFP_FL_TUNNEL_KEY != TUNNEL_KEY ||
- NFP_FL_TUNNEL_GENEVE_OPT != TUNNEL_GENEVE_OPT);
+ NFP_FL_CHECK(CSUM);
+ NFP_FL_CHECK(KEY);
+ NFP_FL_CHECK(GENEVE_OPT);
+
if (ip_tun->options_len &&
(tun_type != NFP_FL_TUNNEL_GENEVE ||
!(priv->flower_ext_feats & NFP_FL_FEATS_GENEVE_OPT))) {
@@ -427,7 +440,9 @@ nfp_fl_set_tun(struct nfp_app *app, struct nfp_fl_set_tun *set_tun,
return -EOPNOTSUPP;
}
- if (ip_tun->key.tun_flags & ~NFP_FL_SUPPORTED_UDP_TUN_FLAGS) {
+ tun_flags = ip_tunnel_flags_to_be16(ip_tun->key.tun_flags);
+ if (!ip_tunnel_flags_is_be16_compat(ip_tun->key.tun_flags) ||
+ (tun_flags & ~NFP_FL_SUPPORTED_UDP_TUN_FLAGS)) {
NL_SET_ERR_MSG_MOD(extack,
"unsupported offload: loaded firmware does not support tunnel flag offload");
return -EOPNOTSUPP;
@@ -442,7 +457,7 @@ nfp_fl_set_tun(struct nfp_app *app, struct nfp_fl_set_tun *set_tun,
FIELD_PREP(NFP_FL_PRE_TUN_INDEX, pretun_idx);
set_tun->tun_type_index = cpu_to_be32(tmp_set_ip_tun_type_index);
- if (ip_tun->key.tun_flags & NFP_FL_TUNNEL_KEY)
+ if (tun_flags & NFP_FL_TUNNEL_KEY)
set_tun->tun_id = ip_tun->key.tun_id;
if (ip_tun->key.ttl) {
@@ -486,7 +501,7 @@ nfp_fl_set_tun(struct nfp_app *app, struct nfp_fl_set_tun *set_tun,
}
set_tun->tos = ip_tun->key.tos;
- set_tun->tun_flags = ip_tun->key.tun_flags;
+ set_tun->tun_flags = tun_flags;
if (tun_type == NFP_FL_TUNNEL_GENEVE) {
set_tun->tun_proto = htons(ETH_P_TEB);