diff options
Diffstat (limited to 'libnm-core/nm-libnm-core-intern/nm-ethtool-utils.c')
| -rw-r--r-- | libnm-core/nm-libnm-core-intern/nm-ethtool-utils.c | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/libnm-core/nm-libnm-core-intern/nm-ethtool-utils.c b/libnm-core/nm-libnm-core-intern/nm-ethtool-utils.c new file mode 100644 index 00000000..3e3c28d3 --- /dev/null +++ b/libnm-core/nm-libnm-core-intern/nm-ethtool-utils.c @@ -0,0 +1,276 @@ +// SPDX-License-Identifier: LGPL-2.1+ +/* + * Copyright (C) 2018 Red Hat, Inc. + */ + +#include "nm-default.h" + +#include "nm-ethtool-utils.h" + +#include "nm-setting-ethtool.h" + +/*****************************************************************************/ + +#define ETHT_DATA(xname) \ + [NM_ETHTOOL_ID_##xname] = (&((const NMEthtoolData) { \ + .optname = NM_ETHTOOL_OPTNAME_##xname, \ + .id = NM_ETHTOOL_ID_##xname, \ + })) + +const NMEthtoolData *const nm_ethtool_data[_NM_ETHTOOL_ID_NUM + 1] = { + /* indexed by NMEthtoolID */ + ETHT_DATA (COALESCE_ADAPTIVE_RX), + ETHT_DATA (COALESCE_ADAPTIVE_TX), + ETHT_DATA (COALESCE_PKT_RATE_HIGH), + ETHT_DATA (COALESCE_PKT_RATE_LOW), + ETHT_DATA (COALESCE_RX_FRAMES), + ETHT_DATA (COALESCE_RX_FRAMES_HIGH), + ETHT_DATA (COALESCE_RX_FRAMES_IRQ), + ETHT_DATA (COALESCE_RX_FRAMES_LOW), + ETHT_DATA (COALESCE_RX_USECS), + ETHT_DATA (COALESCE_RX_USECS_HIGH), + ETHT_DATA (COALESCE_RX_USECS_IRQ), + ETHT_DATA (COALESCE_RX_USECS_LOW), + ETHT_DATA (COALESCE_SAMPLE_INTERVAL), + ETHT_DATA (COALESCE_STATS_BLOCK_USECS), + ETHT_DATA (COALESCE_TX_FRAMES), + ETHT_DATA (COALESCE_TX_FRAMES_HIGH), + ETHT_DATA (COALESCE_TX_FRAMES_IRQ), + ETHT_DATA (COALESCE_TX_FRAMES_LOW), + ETHT_DATA (COALESCE_TX_USECS), + ETHT_DATA (COALESCE_TX_USECS_HIGH), + ETHT_DATA (COALESCE_TX_USECS_IRQ), + ETHT_DATA (COALESCE_TX_USECS_LOW), + ETHT_DATA (FEATURE_ESP_HW_OFFLOAD), + ETHT_DATA (FEATURE_ESP_TX_CSUM_HW_OFFLOAD), + ETHT_DATA (FEATURE_FCOE_MTU), + ETHT_DATA (FEATURE_GRO), + ETHT_DATA (FEATURE_GSO), + ETHT_DATA (FEATURE_HIGHDMA), + ETHT_DATA (FEATURE_HW_TC_OFFLOAD), + ETHT_DATA (FEATURE_L2_FWD_OFFLOAD), + ETHT_DATA (FEATURE_LOOPBACK), + ETHT_DATA (FEATURE_LRO), + ETHT_DATA (FEATURE_NTUPLE), + ETHT_DATA (FEATURE_RX), + ETHT_DATA (FEATURE_RXHASH), + ETHT_DATA (FEATURE_RXVLAN), + ETHT_DATA (FEATURE_RX_ALL), + ETHT_DATA (FEATURE_RX_FCS), + ETHT_DATA (FEATURE_RX_GRO_HW), + ETHT_DATA (FEATURE_RX_UDP_TUNNEL_PORT_OFFLOAD), + ETHT_DATA (FEATURE_RX_VLAN_FILTER), + ETHT_DATA (FEATURE_RX_VLAN_STAG_FILTER), + ETHT_DATA (FEATURE_RX_VLAN_STAG_HW_PARSE), + ETHT_DATA (FEATURE_SG), + ETHT_DATA (FEATURE_TLS_HW_RECORD), + ETHT_DATA (FEATURE_TLS_HW_TX_OFFLOAD), + ETHT_DATA (FEATURE_TSO), + ETHT_DATA (FEATURE_TX), + ETHT_DATA (FEATURE_TXVLAN), + ETHT_DATA (FEATURE_TX_CHECKSUM_FCOE_CRC), + ETHT_DATA (FEATURE_TX_CHECKSUM_IPV4), + ETHT_DATA (FEATURE_TX_CHECKSUM_IPV6), + ETHT_DATA (FEATURE_TX_CHECKSUM_IP_GENERIC), + ETHT_DATA (FEATURE_TX_CHECKSUM_SCTP), + ETHT_DATA (FEATURE_TX_ESP_SEGMENTATION), + ETHT_DATA (FEATURE_TX_FCOE_SEGMENTATION), + ETHT_DATA (FEATURE_TX_GRE_CSUM_SEGMENTATION), + ETHT_DATA (FEATURE_TX_GRE_SEGMENTATION), + ETHT_DATA (FEATURE_TX_GSO_PARTIAL), + ETHT_DATA (FEATURE_TX_GSO_ROBUST), + ETHT_DATA (FEATURE_TX_IPXIP4_SEGMENTATION), + ETHT_DATA (FEATURE_TX_IPXIP6_SEGMENTATION), + ETHT_DATA (FEATURE_TX_NOCACHE_COPY), + ETHT_DATA (FEATURE_TX_SCATTER_GATHER), + ETHT_DATA (FEATURE_TX_SCATTER_GATHER_FRAGLIST), + ETHT_DATA (FEATURE_TX_SCTP_SEGMENTATION), + ETHT_DATA (FEATURE_TX_TCP6_SEGMENTATION), + ETHT_DATA (FEATURE_TX_TCP_ECN_SEGMENTATION), + ETHT_DATA (FEATURE_TX_TCP_MANGLEID_SEGMENTATION), + ETHT_DATA (FEATURE_TX_TCP_SEGMENTATION), + ETHT_DATA (FEATURE_TX_UDP_SEGMENTATION), + ETHT_DATA (FEATURE_TX_UDP_TNL_CSUM_SEGMENTATION), + ETHT_DATA (FEATURE_TX_UDP_TNL_SEGMENTATION), + ETHT_DATA (FEATURE_TX_VLAN_STAG_HW_INSERT), + ETHT_DATA (RING_RX), + ETHT_DATA (RING_RX_JUMBO), + ETHT_DATA (RING_RX_MINI), + ETHT_DATA (RING_TX), + [_NM_ETHTOOL_ID_NUM] = NULL, +}; + +static const guint8 _by_name[_NM_ETHTOOL_ID_NUM] = { + /* sorted by optname. */ + NM_ETHTOOL_ID_COALESCE_ADAPTIVE_RX, + NM_ETHTOOL_ID_COALESCE_ADAPTIVE_TX, + NM_ETHTOOL_ID_COALESCE_PKT_RATE_HIGH, + NM_ETHTOOL_ID_COALESCE_PKT_RATE_LOW, + NM_ETHTOOL_ID_COALESCE_RX_FRAMES, + NM_ETHTOOL_ID_COALESCE_RX_FRAMES_HIGH, + NM_ETHTOOL_ID_COALESCE_RX_FRAMES_IRQ, + NM_ETHTOOL_ID_COALESCE_RX_FRAMES_LOW, + NM_ETHTOOL_ID_COALESCE_RX_USECS, + NM_ETHTOOL_ID_COALESCE_RX_USECS_HIGH, + NM_ETHTOOL_ID_COALESCE_RX_USECS_IRQ, + NM_ETHTOOL_ID_COALESCE_RX_USECS_LOW, + NM_ETHTOOL_ID_COALESCE_SAMPLE_INTERVAL, + NM_ETHTOOL_ID_COALESCE_STATS_BLOCK_USECS, + NM_ETHTOOL_ID_COALESCE_TX_FRAMES, + NM_ETHTOOL_ID_COALESCE_TX_FRAMES_HIGH, + NM_ETHTOOL_ID_COALESCE_TX_FRAMES_IRQ, + NM_ETHTOOL_ID_COALESCE_TX_FRAMES_LOW, + NM_ETHTOOL_ID_COALESCE_TX_USECS, + NM_ETHTOOL_ID_COALESCE_TX_USECS_HIGH, + NM_ETHTOOL_ID_COALESCE_TX_USECS_IRQ, + NM_ETHTOOL_ID_COALESCE_TX_USECS_LOW, + NM_ETHTOOL_ID_FEATURE_ESP_HW_OFFLOAD, + NM_ETHTOOL_ID_FEATURE_ESP_TX_CSUM_HW_OFFLOAD, + NM_ETHTOOL_ID_FEATURE_FCOE_MTU, + NM_ETHTOOL_ID_FEATURE_GRO, + NM_ETHTOOL_ID_FEATURE_GSO, + NM_ETHTOOL_ID_FEATURE_HIGHDMA, + NM_ETHTOOL_ID_FEATURE_HW_TC_OFFLOAD, + NM_ETHTOOL_ID_FEATURE_L2_FWD_OFFLOAD, + NM_ETHTOOL_ID_FEATURE_LOOPBACK, + NM_ETHTOOL_ID_FEATURE_LRO, + NM_ETHTOOL_ID_FEATURE_NTUPLE, + NM_ETHTOOL_ID_FEATURE_RX, + NM_ETHTOOL_ID_FEATURE_RX_ALL, + NM_ETHTOOL_ID_FEATURE_RX_FCS, + NM_ETHTOOL_ID_FEATURE_RX_GRO_HW, + NM_ETHTOOL_ID_FEATURE_RX_UDP_TUNNEL_PORT_OFFLOAD, + NM_ETHTOOL_ID_FEATURE_RX_VLAN_FILTER, + NM_ETHTOOL_ID_FEATURE_RX_VLAN_STAG_FILTER, + NM_ETHTOOL_ID_FEATURE_RX_VLAN_STAG_HW_PARSE, + NM_ETHTOOL_ID_FEATURE_RXHASH, + NM_ETHTOOL_ID_FEATURE_RXVLAN, + NM_ETHTOOL_ID_FEATURE_SG, + NM_ETHTOOL_ID_FEATURE_TLS_HW_RECORD, + NM_ETHTOOL_ID_FEATURE_TLS_HW_TX_OFFLOAD, + NM_ETHTOOL_ID_FEATURE_TSO, + NM_ETHTOOL_ID_FEATURE_TX, + NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_FCOE_CRC, + NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IP_GENERIC, + NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IPV4, + NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_IPV6, + NM_ETHTOOL_ID_FEATURE_TX_CHECKSUM_SCTP, + NM_ETHTOOL_ID_FEATURE_TX_ESP_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_FCOE_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_GRE_CSUM_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_GRE_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_GSO_PARTIAL, + NM_ETHTOOL_ID_FEATURE_TX_GSO_ROBUST, + NM_ETHTOOL_ID_FEATURE_TX_IPXIP4_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_IPXIP6_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_NOCACHE_COPY, + NM_ETHTOOL_ID_FEATURE_TX_SCATTER_GATHER, + NM_ETHTOOL_ID_FEATURE_TX_SCATTER_GATHER_FRAGLIST, + NM_ETHTOOL_ID_FEATURE_TX_SCTP_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_TCP_ECN_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_TCP_MANGLEID_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_TCP_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_TCP6_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_UDP_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_UDP_TNL_CSUM_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_UDP_TNL_SEGMENTATION, + NM_ETHTOOL_ID_FEATURE_TX_VLAN_STAG_HW_INSERT, + NM_ETHTOOL_ID_FEATURE_TXVLAN, + NM_ETHTOOL_ID_RING_RX, + NM_ETHTOOL_ID_RING_RX_JUMBO, + NM_ETHTOOL_ID_RING_RX_MINI, + NM_ETHTOOL_ID_RING_TX, +}; + +/*****************************************************************************/ + +static void +_ASSERT_data (void) +{ + int i; + + if (!NM_MORE_ASSERT_ONCE (10)) + return; + + G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_FIRST == 0); + G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_LAST == _NM_ETHTOOL_ID_NUM - 1); + G_STATIC_ASSERT_EXPR (_NM_ETHTOOL_ID_NUM > 0); + + nm_assert (NM_PTRARRAY_LEN (nm_ethtool_data) == _NM_ETHTOOL_ID_NUM); + nm_assert (G_N_ELEMENTS (_by_name) == _NM_ETHTOOL_ID_NUM); + nm_assert (G_N_ELEMENTS (nm_ethtool_data) == _NM_ETHTOOL_ID_NUM + 1); + + for (i = 0; i < _NM_ETHTOOL_ID_NUM; i++) { + const NMEthtoolData *d = nm_ethtool_data[i]; + + nm_assert (d); + nm_assert (d->id == (NMEthtoolID) i); + nm_assert (d->optname && d->optname[0]); + } + + for (i = 0; i < _NM_ETHTOOL_ID_NUM; i++) { + NMEthtoolID id = _by_name[i]; + const NMEthtoolData *d; + + nm_assert (id >= 0); + nm_assert (id < _NM_ETHTOOL_ID_NUM); + + d = nm_ethtool_data[id]; + if (i > 0) { + /* since we assert that all optnames are sorted strictly monotonically increasing, + * it also follows that there are no duplicates in the _by_name. + * It also follows, that all names in nm_ethtool_data are unique. */ + if (strcmp (nm_ethtool_data[_by_name[i - 1]]->optname, d->optname) >= 0) { + g_error ("nm_ethtool_data is not sorted asciibetically: %u/%s should be after %u/%s", + i - 1, nm_ethtool_data[_by_name[i - 1]]->optname, + i, d->optname); + } + } + } +} + +static int +_by_name_cmp (gconstpointer a, + gconstpointer b, + gpointer user_data) +{ + const guint8 *p_id = a; + const char *optname = b; + + nm_assert (p_id && p_id >= _by_name && p_id <= &_by_name[_NM_ETHTOOL_ID_NUM]); + nm_assert (*p_id < _NM_ETHTOOL_ID_NUM); + + return strcmp (nm_ethtool_data[*p_id]->optname, optname); +} + +const NMEthtoolData * +nm_ethtool_data_get_by_optname (const char *optname) +{ + gssize idx; + + if (!optname) + return NULL; + + _ASSERT_data (); + + idx = nm_utils_array_find_binary_search ((gconstpointer *) _by_name, + sizeof (_by_name[0]), + _NM_ETHTOOL_ID_NUM, + optname, + _by_name_cmp, + NULL); + return (idx < 0) ? NULL : nm_ethtool_data[_by_name[idx]]; +} + +NMEthtoolType +nm_ethtool_id_to_type (NMEthtoolID id) +{ + if (nm_ethtool_id_is_coalesce (id)) + return NM_ETHTOOL_TYPE_COALESCE; + if (nm_ethtool_id_is_feature (id)) + return NM_ETHTOOL_TYPE_FEATURE; + if (nm_ethtool_id_is_ring (id)) + return NM_ETHTOOL_TYPE_RING; + + return NM_ETHTOOL_TYPE_UNKNOWN; +} |