From 86578516840216abc7ecf0374b6849e6d0ebf142 Mon Sep 17 00:00:00 2001 From: Girish Nandibasappa Date: Tue, 1 Dec 2020 11:57:19 +0000 Subject: [PATCH] net/axgbe: support VLAN Added VLAN support for AMD XGBE driver Adding below APIs for axgbe - axgbe_enable_rx_vlan_stripping: to enable vlan header stripping - axgbe_disable_rx_vlan_stripping: to disable vlan header stripping - axgbe_enable_rx_vlan_filtering: to enable vlan filter mode - axgbe_disable_rx_vlan_filtering: to disable vlan filter mode - axgbe_update_vlan_hash_table: crc calculation and hash table update based on vlan values post filter enable - axgbe_vlan_filter_set: setting of active vlan out of max 4K values before doing hash update of same - axgbe_vlan_tpid_set: setting of default tpid values - axgbe_vlan_offload_set: a top layer function to call strip/filter etc based on mask values Signed-off-by: Girish Nandibasappa Acked-by: Somalapuram Amaranath --- doc/guides/nics/features/axgbe.ini | 1 + drivers/net/axgbe/axgbe_common.h | 30 +++++ drivers/net/axgbe/axgbe_dev.c | 171 +++++++++++++++++++++++++++-- drivers/net/axgbe/axgbe_ethdev.c | 170 +++++++++++++++++++++++++++- drivers/net/axgbe/axgbe_ethdev.h | 16 +++ drivers/net/axgbe/axgbe_rxtx.c | 70 +++++++++++- 6 files changed, 442 insertions(+), 16 deletions(-) diff --git a/doc/guides/nics/features/axgbe.ini b/doc/guides/nics/features/axgbe.ini index 34df0d1ee8..4da9e62630 100644 --- a/doc/guides/nics/features/axgbe.ini +++ b/doc/guides/nics/features/axgbe.ini @@ -13,6 +13,7 @@ Allmulticast mode = Y RSS hash = Y RSS key update = Y RSS reta update = Y +VLAN filter = Y CRC offload = Y L3 checksum offload = Y L4 checksum offload = Y diff --git a/drivers/net/axgbe/axgbe_common.h b/drivers/net/axgbe/axgbe_common.h index fb97f0b5b7..91404ca01c 100644 --- a/drivers/net/axgbe/axgbe_common.h +++ b/drivers/net/axgbe/axgbe_common.h @@ -259,6 +259,7 @@ #define MAC_HWF0R 0x011c #define MAC_HWF1R 0x0120 #define MAC_HWF2R 0x0124 +#define MAC_HWF3R 0x0128 #define MAC_MDIOSCAR 0x0200 #define MAC_MDIOSCCDR 0x0204 #define MAC_MDIOISR 0x0214 @@ -284,6 +285,19 @@ #define MAC_TXSNR 0x0d30 #define MAC_TXSSR 0x0d34 +/*VLAN control bit mask*/ +#define AXGBE_VLNCTRL_MASK 0x0000FFFF +#define VLAN_PRIO_MASK 0xe000 /* Priority Code Point */ +#define VLAN_PRIO_SHIFT 13 +#define VLAN_CFI_MASK 0x1000 /* Canonical Format Indicator */ +#define VLAN_TAG_PRESENT VLAN_CFI_MASK +#define VLAN_VID_MASK 0x0fff /* VLAN Identifier */ +#define VLAN_N_VID 4096 +#define VLAN_TABLE_SIZE 64 +#define VLAN_TABLE_BIT(vlan_id) (1UL << ((vlan_id) & 0x3F)) +#define VLAN_TABLE_IDX(vlan_id) ((vlan_id) >> 6) +#define RX_CVLAN_TAG_PRESENT 9 + #define MAC_QTFCR_INC 4 #define MAC_MACA_INC 4 #define MAC_HTR_INC 4 @@ -361,6 +375,10 @@ #define MAC_HWF2R_TXCHCNT_WIDTH 4 #define MAC_HWF2R_TXQCNT_INDEX 6 #define MAC_HWF2R_TXQCNT_WIDTH 4 +#define MAC_HWF3R_CBTISEL_INDEX 4 +#define MAC_HWF3R_CBTISEL_WIDTH 1 +#define MAC_HWF3R_NRVF_INDEX 0 +#define MAC_HWF3R_NRVF_WIDTH 3 #define MAC_IER_TSIE_INDEX 12 #define MAC_IER_TSIE_WIDTH 1 #define MAC_ISR_MMCRXIS_INDEX 9 @@ -519,6 +537,8 @@ #define MAC_VLANIR_VLTI_WIDTH 1 #define MAC_VLANIR_CSVL_INDEX 19 #define MAC_VLANIR_CSVL_WIDTH 1 +#define MAC_VLANIR_VLC_INDEX 16 +#define MAC_VLANIR_VLC_WIDTH 2 #define MAC_VLANTR_DOVLTC_INDEX 20 #define MAC_VLANTR_DOVLTC_WIDTH 1 #define MAC_VLANTR_ERSVLM_INDEX 19 @@ -529,12 +549,18 @@ #define MAC_VLANTR_ETV_WIDTH 1 #define MAC_VLANTR_EVLS_INDEX 21 #define MAC_VLANTR_EVLS_WIDTH 2 +#define MAC_VLANTR_EIVLS_INDEX 21 +#define MAC_VLANTR_EIVLS_WIDTH 2 #define MAC_VLANTR_EVLRXS_INDEX 24 #define MAC_VLANTR_EVLRXS_WIDTH 1 +#define MAC_VLANTR_EIVLRXS_INDEX 31 +#define MAC_VLANTR_EIVLRXS_WIDTH 1 #define MAC_VLANTR_VL_INDEX 0 #define MAC_VLANTR_VL_WIDTH 16 #define MAC_VLANTR_VTHM_INDEX 25 #define MAC_VLANTR_VTHM_WIDTH 1 +#define MAC_VLANTR_EDVLP_INDEX 26 +#define MAC_VLANTR_EDVLP_WIDTH 1 #define MAC_VLANTR_VTIM_INDEX 17 #define MAC_VLANTR_VTIM_WIDTH 1 #define MAC_VR_DEVID_INDEX 8 @@ -543,6 +569,10 @@ #define MAC_VR_SNPSVER_WIDTH 8 #define MAC_VR_USERVER_INDEX 16 #define MAC_VR_USERVER_WIDTH 8 +#define MAC_VLANIR_VLT_INDEX 0 +#define MAC_VLANIR_VLT_WIDTH 16 +#define MAC_VLANTR_ERIVLT_INDEX 27 +#define MAC_VLANTR_ERIVLT_WIDTH 1 /* MMC register offsets */ diff --git a/drivers/net/axgbe/axgbe_dev.c b/drivers/net/axgbe/axgbe_dev.c index af62eae3bb..786288a7b0 100644 --- a/drivers/net/axgbe/axgbe_dev.c +++ b/drivers/net/axgbe/axgbe_dev.c @@ -8,6 +8,46 @@ #include "axgbe_phy.h" #include "axgbe_rxtx.h" +static uint32_t bitrev32(uint32_t x) +{ + x = (x >> 16) | (x << 16); + x = (((x & 0xff00ff00) >> 8) | ((x & 0x00ff00ff) << 8)); + x = (((x & 0xf0f0f0f0) >> 4) | ((x & 0x0f0f0f0f) << 4)); + x = (((x & 0xcccccccc) >> 2) | ((x & 0x33333333) << 2)); + x = (((x & 0xaaaaaaaa) >> 1) | ((x & 0x55555555) << 1)); + return x; +} + +/*MSB set bit from 32 to 1*/ +static int get_lastbit_set(int x) +{ + int r = 32; + + if (!x) + return 0; + if (!(x & 0xffff0000)) { + x <<= 16; + r -= 16; + } + if (!(x & 0xff000000)) { + x <<= 8; + r -= 8; + } + if (!(x & 0xf0000000)) { + x <<= 4; + r -= 4; + } + if (!(x & 0xc0000000)) { + x <<= 2; + r -= 2; + } + if (!(x & 0x80000000)) { + x <<= 1; + r -= 1; + } + return r; +} + static inline unsigned int axgbe_get_max_frame(struct axgbe_port *pdata) { return pdata->eth_dev->data->mtu + RTE_ETHER_HDR_LEN + @@ -407,6 +447,120 @@ static void axgbe_config_flow_control_threshold(struct axgbe_port *pdata) } } +static int axgbe_enable_rx_vlan_stripping(struct axgbe_port *pdata) +{ + /* Put the VLAN tag in the Rx descriptor */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, EVLRXS, 1); + + /* Don't check the VLAN type */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, DOVLTC, 1); + + /* Check only C-TAG (0x8100) packets */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, ERSVLM, 0); + + /* Don't consider an S-TAG (0x88A8) packet as a VLAN packet */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, ESVL, 0); + + /* Enable VLAN tag stripping */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, EVLS, 0x3); + return 0; +} + +static int axgbe_disable_rx_vlan_stripping(struct axgbe_port *pdata) +{ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, EVLS, 0); + return 0; +} + +static int axgbe_enable_rx_vlan_filtering(struct axgbe_port *pdata) +{ + /* Enable VLAN filtering */ + AXGMAC_IOWRITE_BITS(pdata, MAC_PFR, VTFE, 1); + + /* Enable VLAN Hash Table filtering */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, VTHM, 1); + + /* Disable VLAN tag inverse matching */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, VTIM, 0); + + /* Only filter on the lower 12-bits of the VLAN tag */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, ETV, 1); + + /* In order for the VLAN Hash Table filtering to be effective, + * the VLAN tag identifier in the VLAN Tag Register must not + * be zero. Set the VLAN tag identifier to "1" to enable the + * VLAN Hash Table filtering. This implies that a VLAN tag of + * 1 will always pass filtering. + */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, VL, 1); + return 0; +} + +static int axgbe_disable_rx_vlan_filtering(struct axgbe_port *pdata) +{ + /* Disable VLAN filtering */ + AXGMAC_IOWRITE_BITS(pdata, MAC_PFR, VTFE, 0); + return 0; +} + +static u32 axgbe_vid_crc32_le(__le16 vid_le) +{ + u32 poly = 0xedb88320; /* CRCPOLY_LE */ + u32 crc = ~0; + u32 temp = 0; + unsigned char *data = (unsigned char *)&vid_le; + unsigned char data_byte = 0; + int i, bits; + + bits = get_lastbit_set(VLAN_VID_MASK); + for (i = 0; i < bits; i++) { + if ((i % 8) == 0) + data_byte = data[i / 8]; + + temp = ((crc & 1) ^ data_byte) & 1; + crc >>= 1; + data_byte >>= 1; + + if (temp) + crc ^= poly; + } + return crc; +} + +static int axgbe_update_vlan_hash_table(struct axgbe_port *pdata) +{ + u32 crc = 0; + u16 vid; + __le16 vid_le = 0; + u16 vlan_hash_table = 0; + unsigned int reg = 0; + unsigned long vid_idx, vid_valid; + + /* Generate the VLAN Hash Table value */ + for (vid = 0; vid < VLAN_N_VID; vid++) { + vid_idx = VLAN_TABLE_IDX(vid); + vid_valid = pdata->active_vlans[vid_idx]; + vid_valid = (unsigned long)vid_valid >> (vid - (64 * vid_idx)); + if (vid_valid & 1) + PMD_DRV_LOG(DEBUG, + "vid:%d pdata->active_vlans[%ld]=0x%lx\n", + vid, vid_idx, pdata->active_vlans[vid_idx]); + else + continue; + + vid_le = rte_cpu_to_le_16(vid); + crc = bitrev32(~axgbe_vid_crc32_le(vid_le)) >> 28; + vlan_hash_table |= (1 << crc); + PMD_DRV_LOG(DEBUG, "crc = %d vlan_hash_table = 0x%x\n", + crc, vlan_hash_table); + } + /* Set the VLAN Hash Table filtering register */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANHTR, VLHT, vlan_hash_table); + reg = AXGMAC_IOREAD(pdata, MAC_VLANHTR); + PMD_DRV_LOG(DEBUG, "vlan_hash_table reg val = 0x%x\n", reg); + return 0; +} + static int __axgbe_exit(struct axgbe_port *pdata) { unsigned int count = 2000; @@ -1009,16 +1163,6 @@ static void axgbe_enable_mtl_interrupts(struct axgbe_port *pdata) } } -static uint32_t bitrev32(uint32_t x) -{ - x = (x >> 16) | (x << 16); - x = (((x & 0xff00ff00) >> 8) | ((x & 0x00ff00ff) << 8)); - x = (((x & 0xf0f0f0f0) >> 4) | ((x & 0x0f0f0f0f) << 4)); - x = (((x & 0xcccccccc) >> 2) | ((x & 0x33333333) << 2)); - x = (((x & 0xaaaaaaaa) >> 1) | ((x & 0x55555555) << 1)); - return x; -} - static uint32_t crc32_le(uint32_t crc, uint8_t *p, uint32_t len) { int i; @@ -1218,4 +1362,11 @@ void axgbe_init_function_ptrs_dev(struct axgbe_hw_if *hw_if) /* For FLOW ctrl */ hw_if->config_tx_flow_control = axgbe_config_tx_flow_control; hw_if->config_rx_flow_control = axgbe_config_rx_flow_control; + + /*vlan*/ + hw_if->enable_rx_vlan_stripping = axgbe_enable_rx_vlan_stripping; + hw_if->disable_rx_vlan_stripping = axgbe_disable_rx_vlan_stripping; + hw_if->enable_rx_vlan_filtering = axgbe_enable_rx_vlan_filtering; + hw_if->disable_rx_vlan_filtering = axgbe_disable_rx_vlan_filtering; + hw_if->update_vlan_hash_table = axgbe_update_vlan_hash_table; } diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c index 4c6366da8d..f524a3be96 100644 --- a/drivers/net/axgbe/axgbe_ethdev.c +++ b/drivers/net/axgbe/axgbe_ethdev.c @@ -110,6 +110,11 @@ axgbe_set_tstamp_time(struct axgbe_port *pdata, unsigned int sec, static void axgbe_update_tstamp_addend(struct axgbe_port *pdata, unsigned int addend); +static int + axgbe_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vid, int on); +static int axgbe_vlan_tpid_set(struct rte_eth_dev *dev, + enum rte_vlan_type vlan_type, uint16_t tpid); +static int axgbe_vlan_offload_set(struct rte_eth_dev *dev, int mask); struct axgbe_xstats { char name[RTE_ETH_XSTATS_NAME_SIZE]; @@ -252,6 +257,9 @@ static const struct eth_dev_ops axgbe_eth_dev_ops = { .txq_info_get = axgbe_txq_info_get, .dev_supported_ptypes_get = axgbe_dev_supported_ptypes_get, .mtu_set = axgb_mtu_set, + .vlan_filter_set = axgbe_vlan_filter_set, + .vlan_tpid_set = axgbe_vlan_tpid_set, + .vlan_offload_set = axgbe_vlan_offload_set, .timesync_enable = axgbe_timesync_enable, .timesync_disable = axgbe_timesync_disable, .timesync_read_rx_timestamp = axgbe_timesync_read_rx_timestamp, @@ -1200,6 +1208,9 @@ axgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) dev_info->speed_capa = ETH_LINK_SPEED_10G; dev_info->rx_offload_capa = + DEV_RX_OFFLOAD_VLAN_STRIP | + DEV_RX_OFFLOAD_VLAN_FILTER | + DEV_RX_OFFLOAD_VLAN_EXTEND | DEV_RX_OFFLOAD_IPV4_CKSUM | DEV_RX_OFFLOAD_UDP_CKSUM | DEV_RX_OFFLOAD_TCP_CKSUM | @@ -1208,6 +1219,8 @@ axgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) DEV_RX_OFFLOAD_KEEP_CRC; dev_info->tx_offload_capa = + DEV_TX_OFFLOAD_VLAN_INSERT | + DEV_TX_OFFLOAD_QINQ_INSERT | DEV_TX_OFFLOAD_IPV4_CKSUM | DEV_TX_OFFLOAD_UDP_CKSUM | DEV_TX_OFFLOAD_TCP_CKSUM; @@ -1793,14 +1806,163 @@ axgbe_timesync_read_tx_timestamp(struct rte_eth_dev *dev, return 0; } +static int +axgbe_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vid, int on) +{ + struct axgbe_port *pdata = dev->data->dev_private; + unsigned long vid_bit, vid_idx; + + vid_bit = VLAN_TABLE_BIT(vid); + vid_idx = VLAN_TABLE_IDX(vid); + + if (on) { + PMD_DRV_LOG(DEBUG, "Set VLAN vid=%d for device = %s\n", + vid, pdata->eth_dev->device->name); + pdata->active_vlans[vid_idx] |= vid_bit; + } else { + PMD_DRV_LOG(DEBUG, "Reset VLAN vid=%d for device = %s\n", + vid, pdata->eth_dev->device->name); + pdata->active_vlans[vid_idx] &= ~vid_bit; + } + pdata->hw_if.update_vlan_hash_table(pdata); + return 0; +} + +static int +axgbe_vlan_tpid_set(struct rte_eth_dev *dev, + enum rte_vlan_type vlan_type, + uint16_t tpid) +{ + struct axgbe_port *pdata = dev->data->dev_private; + uint32_t reg = 0; + uint32_t qinq = 0; + + qinq = AXGMAC_IOREAD_BITS(pdata, MAC_VLANTR, EDVLP); + PMD_DRV_LOG(DEBUG, "EDVLP: qinq = 0x%x\n", qinq); + + switch (vlan_type) { + case ETH_VLAN_TYPE_INNER: + PMD_DRV_LOG(DEBUG, "ETH_VLAN_TYPE_INNER\n"); + if (qinq) { + if (tpid != 0x8100 && tpid != 0x88a8) + PMD_DRV_LOG(ERR, + "tag supported 0x8100/0x88A8\n"); + PMD_DRV_LOG(DEBUG, "qinq with inner tag\n"); + + /*Enable Inner VLAN Tag */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, ERIVLT, 1); + reg = AXGMAC_IOREAD_BITS(pdata, MAC_VLANTR, ERIVLT); + PMD_DRV_LOG(DEBUG, "bit ERIVLT = 0x%x\n", reg); + + } else { + PMD_DRV_LOG(ERR, + "Inner type not supported in single tag\n"); + } + break; + case ETH_VLAN_TYPE_OUTER: + PMD_DRV_LOG(DEBUG, "ETH_VLAN_TYPE_OUTER\n"); + if (qinq) { + PMD_DRV_LOG(DEBUG, "double tagging is enabled\n"); + /*Enable outer VLAN tag*/ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, ERIVLT, 0); + reg = AXGMAC_IOREAD_BITS(pdata, MAC_VLANTR, ERIVLT); + PMD_DRV_LOG(DEBUG, "bit ERIVLT = 0x%x\n", reg); + + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANIR, CSVL, 1); + reg = AXGMAC_IOREAD_BITS(pdata, MAC_VLANIR, CSVL); + PMD_DRV_LOG(DEBUG, "bit CSVL = 0x%x\n", reg); + } else { + if (tpid != 0x8100 && tpid != 0x88a8) + PMD_DRV_LOG(ERR, + "tag supported 0x8100/0x88A8\n"); + } + break; + case ETH_VLAN_TYPE_MAX: + PMD_DRV_LOG(ERR, "ETH_VLAN_TYPE_MAX\n"); + break; + case ETH_VLAN_TYPE_UNKNOWN: + PMD_DRV_LOG(ERR, "ETH_VLAN_TYPE_UNKNOWN\n"); + break; + } + return 0; +} + +static void axgbe_vlan_extend_enable(struct axgbe_port *pdata) +{ + int qinq = 0; + + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, EDVLP, 1); + qinq = AXGMAC_IOREAD_BITS(pdata, MAC_VLANTR, EDVLP); + PMD_DRV_LOG(DEBUG, "vlan double tag enabled EDVLP:qinq=0x%x\n", qinq); +} + +static void axgbe_vlan_extend_disable(struct axgbe_port *pdata) +{ + int qinq = 0; + + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANTR, EDVLP, 0); + qinq = AXGMAC_IOREAD_BITS(pdata, MAC_VLANTR, EDVLP); + PMD_DRV_LOG(DEBUG, "vlan double tag disable EDVLP:qinq=0x%x\n", qinq); +} + +static int +axgbe_vlan_offload_set(struct rte_eth_dev *dev, int mask) +{ + struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode; + struct axgbe_port *pdata = dev->data->dev_private; + + /* Indicate that VLAN Tx CTAGs come from context descriptors */ + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANIR, CSVL, 0); + AXGMAC_IOWRITE_BITS(pdata, MAC_VLANIR, VLTI, 1); + + if (mask & ETH_VLAN_STRIP_MASK) { + if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP) { + PMD_DRV_LOG(DEBUG, "Strip ON for device = %s\n", + pdata->eth_dev->device->name); + pdata->hw_if.enable_rx_vlan_stripping(pdata); + } else { + PMD_DRV_LOG(DEBUG, "Strip OFF for device = %s\n", + pdata->eth_dev->device->name); + pdata->hw_if.disable_rx_vlan_stripping(pdata); + } + } + if (mask & ETH_VLAN_FILTER_MASK) { + if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_FILTER) { + PMD_DRV_LOG(DEBUG, "Filter ON for device = %s\n", + pdata->eth_dev->device->name); + pdata->hw_if.enable_rx_vlan_filtering(pdata); + } else { + PMD_DRV_LOG(DEBUG, "Filter OFF for device = %s\n", + pdata->eth_dev->device->name); + pdata->hw_if.disable_rx_vlan_filtering(pdata); + } + } + if (mask & ETH_VLAN_EXTEND_MASK) { + if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_EXTEND) { + PMD_DRV_LOG(DEBUG, "enabling vlan extended mode\n"); + axgbe_vlan_extend_enable(pdata); + /* Set global registers with default ethertype*/ + axgbe_vlan_tpid_set(dev, ETH_VLAN_TYPE_OUTER, + RTE_ETHER_TYPE_VLAN); + axgbe_vlan_tpid_set(dev, ETH_VLAN_TYPE_INNER, + RTE_ETHER_TYPE_VLAN); + } else { + PMD_DRV_LOG(DEBUG, "disabling vlan extended mode\n"); + axgbe_vlan_extend_disable(pdata); + } + } + return 0; +} + static void axgbe_get_all_hw_features(struct axgbe_port *pdata) { - unsigned int mac_hfr0, mac_hfr1, mac_hfr2; + unsigned int mac_hfr0, mac_hfr1, mac_hfr2, mac_hfr3; struct axgbe_hw_features *hw_feat = &pdata->hw_feat; mac_hfr0 = AXGMAC_IOREAD(pdata, MAC_HWF0R); mac_hfr1 = AXGMAC_IOREAD(pdata, MAC_HWF1R); mac_hfr2 = AXGMAC_IOREAD(pdata, MAC_HWF2R); + mac_hfr3 = AXGMAC_IOREAD(pdata, MAC_HWF3R); memset(hw_feat, 0, sizeof(*hw_feat)); @@ -1851,6 +2013,12 @@ static void axgbe_get_all_hw_features(struct axgbe_port *pdata) hw_feat->aux_snap_num = AXGMAC_GET_BITS(mac_hfr2, MAC_HWF2R, AUXSNAPNUM); + /* Hardware feature register 3 */ + hw_feat->tx_q_vlan_tag_ins = AXGMAC_GET_BITS(mac_hfr3, + MAC_HWF3R, CBTISEL); + hw_feat->no_of_vlan_extn = AXGMAC_GET_BITS(mac_hfr3, + MAC_HWF3R, NRVF); + /* Translate the Hash Table size into actual number */ switch (hw_feat->hash_table_size) { case 0: diff --git a/drivers/net/axgbe/axgbe_ethdev.h b/drivers/net/axgbe/axgbe_ethdev.h index 35a8476466..1481fd9ff3 100644 --- a/drivers/net/axgbe/axgbe_ethdev.h +++ b/drivers/net/axgbe/axgbe_ethdev.h @@ -299,6 +299,13 @@ struct axgbe_hw_if { int (*config_tx_flow_control)(struct axgbe_port *); int (*config_rx_flow_control)(struct axgbe_port *); + /* vlan */ + int (*enable_rx_vlan_stripping)(struct axgbe_port *); + int (*disable_rx_vlan_stripping)(struct axgbe_port *); + int (*enable_rx_vlan_filtering)(struct axgbe_port *); + int (*disable_rx_vlan_filtering)(struct axgbe_port *); + int (*update_vlan_hash_table)(struct axgbe_port *); + int (*exit)(struct axgbe_port *); }; @@ -433,6 +440,12 @@ struct axgbe_hw_features { unsigned int tx_ch_cnt; /* Number of DMA Transmit Channels */ unsigned int pps_out_num; /* Number of PPS outputs */ unsigned int aux_snap_num; /* Number of Aux snapshot inputs */ + + /* HW Feature Register3 */ + unsigned int tx_q_vlan_tag_ins; /* Queue/Channel based VLAN tag */ + /* insertion on Tx Enable */ + unsigned int no_of_vlan_extn; /* Number of Extended VLAN Tag */ + /* Filters Enabled */ }; struct axgbe_version_data { @@ -654,6 +667,9 @@ struct axgbe_port { unsigned int uc_hash_mac_addr; unsigned int uc_hash_table[AXGBE_MAC_HASH_TABLE_SIZE]; + /* Filtering support */ + unsigned long active_vlans[VLAN_TABLE_SIZE]; + /* For IEEE1588 PTP */ struct rte_timecounter systime_tc; struct rte_timecounter tx_tstamp; diff --git a/drivers/net/axgbe/axgbe_rxtx.c b/drivers/net/axgbe/axgbe_rxtx.c index 032e3cebce..71e3cffc50 100644 --- a/drivers/net/axgbe/axgbe_rxtx.c +++ b/drivers/net/axgbe/axgbe_rxtx.c @@ -209,9 +209,10 @@ axgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, volatile union axgbe_rx_desc *desc; uint64_t old_dirty = rxq->dirty; struct rte_mbuf *mbuf, *tmbuf; - unsigned int err; + unsigned int err, etlt; uint32_t error_status; uint16_t idx, pidx, pkt_len; + uint64_t offloads; idx = AXGBE_GET_DESC_IDX(rxq, rxq->cur); while (nb_rx < nb_pkts) { @@ -276,6 +277,26 @@ axgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, /* Get the RSS hash */ if (AXGMAC_GET_BITS_LE(desc->write.desc3, RX_NORMAL_DESC3, RSV)) mbuf->hash.rss = rte_le_to_cpu_32(desc->write.desc1); + etlt = AXGMAC_GET_BITS_LE(desc->write.desc3, + RX_NORMAL_DESC3, ETLT); + offloads = rxq->pdata->eth_dev->data->dev_conf.rxmode.offloads; + if (!err || !etlt) { + if (etlt == RX_CVLAN_TAG_PRESENT) { + mbuf->ol_flags |= PKT_RX_VLAN; + mbuf->vlan_tci = + AXGMAC_GET_BITS_LE(desc->write.desc0, + RX_NORMAL_DESC0, OVT); + if (offloads & DEV_RX_OFFLOAD_VLAN_STRIP) + mbuf->ol_flags |= PKT_RX_VLAN_STRIPPED; + else + mbuf->ol_flags &= ~PKT_RX_VLAN_STRIPPED; + } else { + mbuf->ol_flags &= + ~(PKT_RX_VLAN + | PKT_RX_VLAN_STRIPPED); + mbuf->vlan_tci = 0; + } + } /* Indicate if a Context Descriptor is next */ if (AXGMAC_GET_BITS_LE(desc->write.desc3, RX_NORMAL_DESC3, CDA)) mbuf->ol_flags |= PKT_RX_IEEE1588_PTP @@ -324,9 +345,10 @@ uint16_t eth_axgbe_recv_scattered_pkts(void *rx_queue, uint64_t old_dirty = rxq->dirty; struct rte_mbuf *first_seg = NULL; struct rte_mbuf *mbuf, *tmbuf; - unsigned int err; + unsigned int err, etlt; uint32_t error_status; uint16_t idx, pidx, data_len = 0, pkt_len = 0; + uint64_t offloads; idx = AXGBE_GET_DESC_IDX(rxq, rxq->cur); while (nb_rx < nb_pkts) { @@ -399,7 +421,25 @@ next_desc: /* Get the RSS hash */ if (AXGMAC_GET_BITS_LE(desc->write.desc3, RX_NORMAL_DESC3, RSV)) mbuf->hash.rss = rte_le_to_cpu_32(desc->write.desc1); - + etlt = AXGMAC_GET_BITS_LE(desc->write.desc3, + RX_NORMAL_DESC3, ETLT); + offloads = rxq->pdata->eth_dev->data->dev_conf.rxmode.offloads; + if (!err || !etlt) { + if (etlt == RX_CVLAN_TAG_PRESENT) { + mbuf->ol_flags |= PKT_RX_VLAN; + mbuf->vlan_tci = + AXGMAC_GET_BITS_LE(desc->write.desc0, + RX_NORMAL_DESC0, OVT); + if (offloads & DEV_RX_OFFLOAD_VLAN_STRIP) + mbuf->ol_flags |= PKT_RX_VLAN_STRIPPED; + else + mbuf->ol_flags &= ~PKT_RX_VLAN_STRIPPED; + } else { + mbuf->ol_flags &= + ~(PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED); + mbuf->vlan_tci = 0; + } + } /* Mbuf populate */ mbuf->data_off = RTE_PKTMBUF_HEADROOM; mbuf->data_len = data_len; @@ -492,6 +532,7 @@ int axgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx, struct axgbe_tx_queue *txq; unsigned int tsize; const struct rte_memzone *tz; + uint64_t offloads; tx_desc = nb_desc; pdata = dev->data->dev_private; @@ -511,7 +552,8 @@ int axgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx, if (!txq) return -ENOMEM; txq->pdata = pdata; - + offloads = tx_conf->offloads | + txq->pdata->eth_dev->data->dev_conf.txmode.offloads; txq->nb_desc = tx_desc; txq->free_thresh = tx_conf->tx_free_thresh ? tx_conf->tx_free_thresh : AXGBE_TX_FREE_THRESH; @@ -523,7 +565,7 @@ int axgbe_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx, if (txq->nb_desc % txq->free_thresh != 0) txq->vector_disable = 1; - if (tx_conf->offloads != 0) + if (offloads != 0) txq->vector_disable = 1; /* Allocate TX ring hardware descriptors */ @@ -745,10 +787,28 @@ static int axgbe_xmit_hw(struct axgbe_tx_queue *txq, AXGMAC_SET_BITS_LE(desc->desc3, TX_NORMAL_DESC3, CIC, 0x1); rte_wmb(); + if (mbuf->ol_flags & (PKT_TX_VLAN_PKT | PKT_TX_QINQ_PKT)) { + /* Mark it as a CONTEXT descriptor */ + AXGMAC_SET_BITS_LE(desc->desc3, TX_CONTEXT_DESC3, + CTXT, 1); + /* Set the VLAN tag */ + AXGMAC_SET_BITS_LE(desc->desc3, TX_CONTEXT_DESC3, + VT, mbuf->vlan_tci); + /* Indicate this descriptor contains the VLAN tag */ + AXGMAC_SET_BITS_LE(desc->desc3, TX_CONTEXT_DESC3, + VLTV, 1); + AXGMAC_SET_BITS_LE(desc->desc2, TX_NORMAL_DESC2, VTIR, + TX_NORMAL_DESC2_VLAN_INSERT); + } else { + AXGMAC_SET_BITS_LE(desc->desc2, TX_NORMAL_DESC2, VTIR, 0x0); + } + rte_wmb(); + /* Set OWN bit */ AXGMAC_SET_BITS_LE(desc->desc3, TX_NORMAL_DESC3, OWN, 1); rte_wmb(); + /* Save mbuf */ txq->sw_ring[idx] = mbuf; /* Update current index*/ -- 2.20.1