Handle advertised and supported flags for the following speeds:
* 1G base KX
* 10G base KX4, KR, R
* 40G base KR4, CR4, SR4, LR4
Signed-off-by: Simon Horman <simon.hor...@netronome.com>
---
v2
* Extend coverage to 10G base KX for completeness
* Include compatibility code as suggested by Ben Pfaff
---
lib/netdev-linux.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++----
1 file changed, 50 insertions(+), 4 deletions(-)
diff --git a/lib/netdev-linux.c b/lib/netdev-linux.c
index 1d1a22bf1341..393b4cc8f774 100644
--- a/lib/netdev-linux.c
+++ b/lib/netdev-linux.c
@@ -151,6 +151,32 @@ static inline uint32_t rpl_ethtool_cmd_speed(const struct
ethtool_cmd *ep)
return ep->speed | (ep->speed_hi << 16);
}
+/* Linux 2.6.30 introduced supported and advertised flags for
+ * 1G base KX, and 10G base KX4, KR and R. */
+#ifndef SUPPORTED_1000baseKX_Full
+#define SUPPORTED_1000baseKX_Full (1 << 17)
+#define SUPPORTED_10000baseKX4_Full (1 << 18)
+#define SUPPORTED_10000baseKR_Full (1 << 19)
+#define SUPPORTED_10000baseR_FEC (1 << 20)
+#define ADVERTISED_1000baseKX_Full (1 << 17)
+#define ADVERTISED_10000baseKX4_Full (1 << 18)
+#define ADVERTISED_10000baseKR_Full (1 << 19)
+#define ADVERTISED_10000baseR_FEC (1 << 20)
+#endif
+
+/* Linux 3.5 introduced supported and advertised flags for
+ * 40G base KR4, CR4, SR4 and LR4. */
+#ifndef SUPPORTED_40000baseKR4_Full
+#define SUPPORTED_40000baseKR4_Full (1 << 23)
+#define SUPPORTED_40000baseCR4_Full (1 << 24)
+#define SUPPORTED_40000baseSR4_Full (1 << 25)
+#define SUPPORTED_40000baseLR4_Full (1 << 26)
+#define ADVERTISED_40000baseKR4_Full (1 << 23)
+#define ADVERTISED_40000baseCR4_Full (1 << 24)
+#define ADVERTISED_40000baseSR4_Full (1 << 25)
+#define ADVERTISED_40000baseLR4_Full (1 << 26)
+#endif
+
/* Linux 2.6.35 introduced IFLA_STATS64 and rtnl_link_stats64.
*
* Tests for rtnl_link_stats64 don't seem to consistently work, e.g. on
@@ -1797,12 +1823,22 @@ netdev_linux_read_features(struct netdev_linux *netdev)
if (ecmd.supported & SUPPORTED_1000baseT_Half) {
netdev->supported |= NETDEV_F_1GB_HD;
}
- if (ecmd.supported & SUPPORTED_1000baseT_Full) {
+ if ((ecmd.supported & SUPPORTED_1000baseT_Full) ||
+ (ecmd.supported & SUPPORTED_1000baseKX_Full)) {
netdev->supported |= NETDEV_F_1GB_FD;
}
- if (ecmd.supported & SUPPORTED_10000baseT_Full) {
+ if ((ecmd.supported & SUPPORTED_10000baseT_Full) ||
+ (ecmd.supported & SUPPORTED_10000baseKX4_Full) ||
+ (ecmd.supported & SUPPORTED_10000baseKR_Full) ||
+ (ecmd.supported & SUPPORTED_10000baseR_FEC)) {
netdev->supported |= NETDEV_F_10GB_FD;
}
+ if ((ecmd.supported & SUPPORTED_40000baseKR4_Full) ||
+ (ecmd.supported & SUPPORTED_40000baseCR4_Full) ||
+ (ecmd.supported & SUPPORTED_40000baseSR4_Full) ||
+ (ecmd.supported & SUPPORTED_40000baseLR4_Full)) {
+ netdev->supported |= NETDEV_F_40GB_FD;
+ }
if (ecmd.supported & SUPPORTED_TP) {
netdev->supported |= NETDEV_F_COPPER;
}
@@ -1836,12 +1872,22 @@ netdev_linux_read_features(struct netdev_linux *netdev)
if (ecmd.advertising & ADVERTISED_1000baseT_Half) {
netdev->advertised |= NETDEV_F_1GB_HD;
}
- if (ecmd.advertising & ADVERTISED_1000baseT_Full) {
+ if ((ecmd.advertising & ADVERTISED_1000baseT_Full) ||
+ (ecmd.advertising & ADVERTISED_1000baseKX_Full)) {
netdev->advertised |= NETDEV_F_1GB_FD;
}
- if (ecmd.advertising & ADVERTISED_10000baseT_Full) {
+ if ((ecmd.advertising & ADVERTISED_10000baseT_Full) ||
+ (ecmd.advertising & ADVERTISED_10000baseKX4_Full) ||
+ (ecmd.advertising & ADVERTISED_10000baseKR_Full) ||
+ (ecmd.advertising & ADVERTISED_10000baseR_FEC)) {
netdev->advertised |= NETDEV_F_10GB_FD;
}
+ if ((ecmd.advertising & ADVERTISED_40000baseKR4_Full) ||
+ (ecmd.advertising & ADVERTISED_40000baseCR4_Full) ||
+ (ecmd.advertising & ADVERTISED_40000baseSR4_Full) ||
+ (ecmd.advertising & ADVERTISED_40000baseLR4_Full)) {
+ netdev->advertised |= NETDEV_F_40GB_FD;
+ }
if (ecmd.advertising & ADVERTISED_TP) {
netdev->advertised |= NETDEV_F_COPPER;
}
--
2.1.4
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