#define SIG_BUCKET_64KB_HASH_MASK 0x1FFF /* 13 bits */
#define SIG_BUCKET_128KB_HASH_MASK 0x3FFF /* 14 bits */
#define SIG_BUCKET_256KB_HASH_MASK 0x7FFF /* 15 bits */
+#define IXGBE_DEFAULT_FLEXBYTES_OFFSET 12 /* default flexbytes offset in bytes */
+#define IXGBE_FDIR_MAX_FLEX_LEN 2 /* len in bytes of flexbytes */
+#define IXGBE_MAX_FLX_SOURCE_OFF 62
+#define IXGBE_FDIRCTRL_FLEX_MASK (0x1F << IXGBE_FDIRCTRL_FLEX_SHIFT)
+#define IXGBE_FDIRCMD_CMD_INTERVAL_US 10
+
+#define IXGBE_FDIR_FLOW_TYPES ( \
+ (1 << RTE_ETH_FLOW_FRAG_IPV4) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV4_UDP) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV4_TCP) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV4_SCTP) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV4_OTHER) | \
+ (1 << RTE_ETH_FLOW_FRAG_IPV4) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV6_UDP) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV6_TCP) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV6_SCTP) | \
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER))
+
+#define IPV6_ADDR_TO_MASK(ipaddr, ipv6m) do { \
+ uint8_t ipv6_addr[16]; \
+ uint8_t i; \
+ rte_memcpy(ipv6_addr, (ipaddr), sizeof(ipv6_addr));\
+ (ipv6m) = 0; \
+ for (i = 0; i < sizeof(ipv6_addr); i++) { \
+ if (ipv6_addr[i] == UINT8_MAX) \
+ (ipv6m) |= 1 << i; \
+ else if (ipv6_addr[i] != 0) { \
+ PMD_DRV_LOG(ERR, " invalid IPv6 address mask."); \
+ return -EINVAL; \
+ } \
+ } \
+} while (0)
+
+#define IPV6_MASK_TO_ADDR(ipv6m, ipaddr) do { \
+ uint8_t ipv6_addr[16]; \
+ uint8_t i; \
+ for (i = 0; i < sizeof(ipv6_addr); i++) { \
+ if ((ipv6m) & (1 << i)) \
+ ipv6_addr[i] = UINT8_MAX; \
+ else \
+ ipv6_addr[i] = 0; \
+ } \
+ rte_memcpy((ipaddr), ipv6_addr, sizeof(ipv6_addr));\
+} while (0)
+
+static int fdir_erase_filter_82599(struct ixgbe_hw *hw, uint32_t fdirhash);
+static int fdir_set_input_mask_82599(struct rte_eth_dev *dev,
+ const struct rte_eth_fdir_masks *input_mask);
+static int ixgbe_set_fdir_flex_conf(struct rte_eth_dev *dev,
+ const struct rte_eth_fdir_flex_conf *conf);
+static int fdir_enable_82599(struct ixgbe_hw *hw, uint32_t fdirctrl);
+static int ixgbe_fdir_filter_to_atr_input(
+ const struct rte_eth_fdir_filter *fdir_filter,
+ union ixgbe_atr_input *input);
+static uint32_t ixgbe_atr_compute_hash_82599(union ixgbe_atr_input *atr_input,
+ uint32_t key);
+static uint32_t atr_compute_sig_hash_82599(union ixgbe_atr_input *input,
+ enum rte_fdir_pballoc_type pballoc);
+static uint32_t atr_compute_perfect_hash_82599(union ixgbe_atr_input *input,
+ enum rte_fdir_pballoc_type pballoc);
+static int fdir_write_perfect_filter_82599(struct ixgbe_hw *hw,
+ union ixgbe_atr_input *input, uint8_t queue,
+ uint32_t fdircmd, uint32_t fdirhash);
+static int fdir_add_signature_filter_82599(struct ixgbe_hw *hw,
+ union ixgbe_atr_input *input, u8 queue, uint32_t fdircmd,
+ uint32_t fdirhash);
+static int ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
+ const struct rte_eth_fdir_filter *fdir_filter,
+ bool del,
+ bool update);
+static int ixgbe_fdir_flush(struct rte_eth_dev *dev);
+static void ixgbe_fdir_info_get(struct rte_eth_dev *dev,
+ struct rte_eth_fdir_info *fdir_info);
+static void ixgbe_fdir_stats_get(struct rte_eth_dev *dev,
+ struct rte_eth_fdir_stats *fdir_stats);
/**
* This function is based on ixgbe_fdir_enable_82599() in ixgbe/ixgbe_82599.c.
* @hw: pointer to hardware structure
* @fdirctrl: value to write to flow director control register
**/
-static void fdir_enable_82599(struct ixgbe_hw *hw, u32 fdirctrl)
+static int
+fdir_enable_82599(struct ixgbe_hw *hw, uint32_t fdirctrl)
{
int i;
msec_delay(1);
}
- if (i >= IXGBE_FDIR_INIT_DONE_POLL)
- PMD_INIT_LOG(WARNING, "Flow Director poll time exceeded!");
+ if (i >= IXGBE_FDIR_INIT_DONE_POLL) {
+ PMD_INIT_LOG(ERR, "Flow Director poll time exceeded "
+ "during enabling!");
+ return -ETIMEDOUT;
+ }
+ return 0;
}
/*
* Set appropriate bits in fdirctrl for: variable reporting levels, moving
* flexbytes matching field, and drop queue (only for perfect matching mode).
*/
-static int
-configure_fdir_flags(struct rte_fdir_conf *conf, uint32_t *fdirctrl)
+static inline int
+configure_fdir_flags(const struct rte_fdir_conf *conf, uint32_t *fdirctrl)
{
*fdirctrl = 0;
return -EINVAL;
};
- *fdirctrl |= (conf->flexbytes_offset << IXGBE_FDIRCTRL_FLEX_SHIFT);
+ *fdirctrl |= (IXGBE_DEFAULT_FLEXBYTES_OFFSET / sizeof(uint16_t)) <<
+ IXGBE_FDIRCTRL_FLEX_SHIFT;
if (conf->mode == RTE_FDIR_MODE_PERFECT) {
*fdirctrl |= IXGBE_FDIRCTRL_PERFECT_MATCH;
*fdirctrl |= (conf->drop_queue << IXGBE_FDIRCTRL_DROP_Q_SHIFT);
}
+ /*
+ * Continue setup of fdirctrl register bits:
+ * Set the maximum length per hash bucket to 0xA filters
+ * Send interrupt when 64 filters are left
+ */
+ *fdirctrl |= (0xA << IXGBE_FDIRCTRL_MAX_LENGTH_SHIFT) |
+ (4 << IXGBE_FDIRCTRL_FULL_THRESH_SHIFT);
return 0;
}
+/**
+ * Reverse the bits in FDIR registers that store 2 x 16 bit masks.
+ *
+ * @hi_dword: Bits 31:16 mask to be bit swapped.
+ * @lo_dword: Bits 15:0 mask to be bit swapped.
+ *
+ * Flow director uses several registers to store 2 x 16 bit masks with the
+ * bits reversed such as FDIRTCPM, FDIRUDPM. The LS bit of the
+ * mask affects the MS bit/byte of the target. This function reverses the
+ * bits in these masks.
+ * **/
+static inline uint32_t
+reverse_fdir_bitmasks(uint16_t hi_dword, uint16_t lo_dword)
+{
+ uint32_t mask = hi_dword << 16;
+ mask |= lo_dword;
+ mask = ((mask & 0x55555555) << 1) | ((mask & 0xAAAAAAAA) >> 1);
+ mask = ((mask & 0x33333333) << 2) | ((mask & 0xCCCCCCCC) >> 2);
+ mask = ((mask & 0x0F0F0F0F) << 4) | ((mask & 0xF0F0F0F0) >> 4);
+ return ((mask & 0x00FF00FF) << 8) | ((mask & 0xFF00FF00) >> 8);
+}
+
+/*
+ * This is based on ixgbe_fdir_set_input_mask_82599() in ixgbe/ixgbe_82599.c,
+ * but makes use of the rte_fdir_masks structure to see which bits to set.
+ */
+static int
+fdir_set_input_mask_82599(struct rte_eth_dev *dev,
+ const struct rte_eth_fdir_masks *input_mask)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_hw_fdir_info *info =
+ IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
+ /*
+ * mask VM pool and DIPv6 since there are currently not supported
+ * mask FLEX byte, it will be set in flex_conf
+ */
+ uint32_t fdirm = IXGBE_FDIRM_POOL | IXGBE_FDIRM_DIPv6 | IXGBE_FDIRM_FLEX;
+ uint32_t fdirtcpm; /* TCP source and destination port masks. */
+ uint32_t fdiripv6m; /* IPv6 source and destination masks. */
+ uint16_t dst_ipv6m = 0;
+ uint16_t src_ipv6m = 0;
+
+ PMD_INIT_FUNC_TRACE();
+
+ /*
+ * Program the relevant mask registers. If src/dst_port or src/dst_addr
+ * are zero, then assume a full mask for that field. Also assume that
+ * a VLAN of 0 is unspecified, so mask that out as well. L4type
+ * cannot be masked out in this implementation.
+ */
+ if (input_mask->dst_port_mask == 0 && input_mask->src_port_mask == 0)
+ /* use the L4 protocol mask for raw IPv4/IPv6 traffic */
+ fdirm |= IXGBE_FDIRM_L4P;
+
+ if (input_mask->vlan_tci_mask == 0x0FFF)
+ /* mask VLAN Priority */
+ fdirm |= IXGBE_FDIRM_VLANP;
+ else if (input_mask->vlan_tci_mask == 0xE000)
+ /* mask VLAN ID */
+ fdirm |= IXGBE_FDIRM_VLANID;
+ else if (input_mask->vlan_tci_mask == 0)
+ /* mask VLAN ID and Priority */
+ fdirm |= IXGBE_FDIRM_VLANID | IXGBE_FDIRM_VLANP;
+ else if (input_mask->vlan_tci_mask != 0xEFFF) {
+ PMD_INIT_LOG(ERR, "invalid vlan_tci_mask");
+ return -EINVAL;
+ }
+ info->mask.vlan_tci_mask = input_mask->vlan_tci_mask;
+
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRM, fdirm);
+
+ /* store the TCP/UDP port masks, bit reversed from port layout */
+ fdirtcpm = reverse_fdir_bitmasks(input_mask->dst_port_mask,
+ input_mask->src_port_mask);
+
+ /* write both the same so that UDP and TCP use the same mask */
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRTCPM, ~fdirtcpm);
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRUDPM, ~fdirtcpm);
+ info->mask.src_port_mask = input_mask->src_port_mask;
+ info->mask.dst_port_mask = input_mask->dst_port_mask;
+
+ /* Store source and destination IPv4 masks (big-endian) */
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRSIP4M, ~(input_mask->ipv4_mask.src_ip));
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRDIP4M, ~(input_mask->ipv4_mask.dst_ip));
+ info->mask.src_ipv4_mask = input_mask->ipv4_mask.src_ip;
+ info->mask.dst_ipv4_mask = input_mask->ipv4_mask.dst_ip;
+
+ if (dev->data->dev_conf.fdir_conf.mode == RTE_FDIR_MODE_SIGNATURE) {
+ /*
+ * IPv6 mask is only meaningful in signature mode
+ * Store source and destination IPv6 masks (bit reversed)
+ */
+ IPV6_ADDR_TO_MASK(input_mask->ipv6_mask.src_ip, src_ipv6m);
+ IPV6_ADDR_TO_MASK(input_mask->ipv6_mask.dst_ip, dst_ipv6m);
+ fdiripv6m = (dst_ipv6m << 16) | src_ipv6m;
+
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRIP6M, ~fdiripv6m);
+ info->mask.src_ipv6_mask = src_ipv6m;
+ info->mask.dst_ipv6_mask = dst_ipv6m;
+ }
+
+ return IXGBE_SUCCESS;
+}
+
+/*
+ * ixgbe_check_fdir_flex_conf -check if the flex payload and mask configuration
+ * arguments are valid
+ */
+static int
+ixgbe_set_fdir_flex_conf(struct rte_eth_dev *dev,
+ const struct rte_eth_fdir_flex_conf *conf)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct ixgbe_hw_fdir_info *info =
+ IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
+ const struct rte_eth_flex_payload_cfg *flex_cfg;
+ const struct rte_eth_fdir_flex_mask *flex_mask;
+ uint32_t fdirctrl, fdirm;
+ uint16_t flexbytes = 0;
+ uint16_t i;
+
+ fdirctrl = IXGBE_READ_REG(hw, IXGBE_FDIRCTRL);
+ fdirm = IXGBE_READ_REG(hw, IXGBE_FDIRM);
+
+ if (conf == NULL) {
+ PMD_DRV_LOG(INFO, "NULL pointer.");
+ return -EINVAL;
+ }
+
+ for (i = 0; i < conf->nb_payloads; i++) {
+ flex_cfg = &conf->flex_set[i];
+ if (flex_cfg->type != RTE_ETH_RAW_PAYLOAD) {
+ PMD_DRV_LOG(ERR, "unsupported payload type.");
+ return -EINVAL;
+ }
+ if (((flex_cfg->src_offset[0] & 0x1) == 0) &&
+ (flex_cfg->src_offset[1] == flex_cfg->src_offset[0] + 1) &&
+ (flex_cfg->src_offset[0] <= IXGBE_MAX_FLX_SOURCE_OFF)) {
+ fdirctrl &= ~IXGBE_FDIRCTRL_FLEX_MASK;
+ fdirctrl |= (flex_cfg->src_offset[0] / sizeof(uint16_t)) <<
+ IXGBE_FDIRCTRL_FLEX_SHIFT;
+ } else {
+ PMD_DRV_LOG(ERR, "invalid flexbytes arguments.");
+ return -EINVAL;
+ }
+ }
+
+ for (i = 0; i < conf->nb_flexmasks; i++) {
+ flex_mask = &conf->flex_mask[i];
+ if (flex_mask->flow_type != RTE_ETH_FLOW_RAW) {
+ PMD_DRV_LOG(ERR, "unsupported flow type.");
+ return -EINVAL;
+ }
+ flexbytes = (uint16_t)(((flex_mask->mask[0] << 8) & 0xFF00) |
+ ((flex_mask->mask[1]) & 0xFF));
+ if (flexbytes == UINT16_MAX)
+ fdirm &= ~IXGBE_FDIRM_FLEX;
+ else if (flexbytes != 0) {
+ /* IXGBE_FDIRM_FLEX is set by default when set mask */
+ PMD_DRV_LOG(ERR, " invalid flexbytes mask arguments.");
+ return -EINVAL;
+ }
+ }
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRCTRL, fdirctrl);
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRM, fdirm);
+ info->mask.flex_bytes_mask = flexbytes ? UINT16_MAX : 0;
+ info->flex_bytes_offset = (uint8_t)((fdirctrl &
+ IXGBE_FDIRCTRL_FLEX_MASK) >>
+ IXGBE_FDIRCTRL_FLEX_SHIFT);
+ return 0;
+}
+
int
ixgbe_fdir_configure(struct rte_eth_dev *dev)
{
PMD_INIT_FUNC_TRACE();
- if (hw->mac.type != ixgbe_mac_82599EB && hw->mac.type !=ixgbe_mac_X540)
+ if (hw->mac.type != ixgbe_mac_82599EB &&
+ hw->mac.type != ixgbe_mac_X540 &&
+ hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x)
return -ENOSYS;
err = configure_fdir_flags(&dev->data->dev_conf.fdir_conf, &fdirctrl);
for (i = 1; i < 8; i++)
IXGBE_WRITE_REG(hw, IXGBE_RXPBSIZE(i), 0);
- fdir_enable_82599(hw, fdirctrl);
+ err = fdir_set_input_mask_82599(dev, &dev->data->dev_conf.fdir_conf.mask);
+ if (err < 0) {
+ PMD_INIT_LOG(ERR, " Error on setting FD mask");
+ return err;
+ }
+ err = ixgbe_set_fdir_flex_conf(dev,
+ &dev->data->dev_conf.fdir_conf.flex_conf);
+ if (err < 0) {
+ PMD_INIT_LOG(ERR, " Error on setting FD flexible arguments.");
+ return err;
+ }
+
+ err = fdir_enable_82599(hw, fdirctrl);
+ if (err < 0) {
+ PMD_INIT_LOG(ERR, " Error on enabling FD.");
+ return err;
+ }
+ return 0;
+}
+
+/*
+ * Convert DPDK rte_eth_fdir_filter struct to ixgbe_atr_input union that is used
+ * by the IXGBE driver code.
+ */
+static int
+ixgbe_fdir_filter_to_atr_input(const struct rte_eth_fdir_filter *fdir_filter,
+ union ixgbe_atr_input *input)
+{
+ input->formatted.vlan_id = fdir_filter->input.flow_ext.vlan_tci;
+ input->formatted.flex_bytes = (uint16_t)(
+ (fdir_filter->input.flow_ext.flexbytes[1] << 8 & 0xFF00) |
+ (fdir_filter->input.flow_ext.flexbytes[0] & 0xFF));
+
+ switch (fdir_filter->input.flow_type) {
+ case RTE_ETH_FLOW_NONFRAG_IPV4_UDP:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4;
+ break;
+ case RTE_ETH_FLOW_NONFRAG_IPV4_TCP:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4;
+ break;
+ case RTE_ETH_FLOW_NONFRAG_IPV4_SCTP:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4;
+ break;
+ case RTE_ETH_FLOW_NONFRAG_IPV4_OTHER:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_IPV4;
+ break;
+ case RTE_ETH_FLOW_NONFRAG_IPV6_UDP:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_UDPV6;
+ break;
+ case RTE_ETH_FLOW_NONFRAG_IPV6_TCP:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_TCPV6;
+ break;
+ case RTE_ETH_FLOW_NONFRAG_IPV6_SCTP:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV6;
+ break;
+ case RTE_ETH_FLOW_NONFRAG_IPV6_OTHER:
+ input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_IPV6;
+ break;
+ default:
+ PMD_DRV_LOG(ERR, " Error on flow_type input");
+ return -EINVAL;
+ }
+
+ switch (fdir_filter->input.flow_type) {
+ case RTE_ETH_FLOW_NONFRAG_IPV4_UDP:
+ case RTE_ETH_FLOW_NONFRAG_IPV4_TCP:
+ input->formatted.src_port =
+ fdir_filter->input.flow.udp4_flow.src_port;
+ input->formatted.dst_port =
+ fdir_filter->input.flow.udp4_flow.dst_port;
+ /*for SCTP flow type, port and verify_tag are meaningless in ixgbe.*/
+ case RTE_ETH_FLOW_NONFRAG_IPV4_SCTP:
+ case RTE_ETH_FLOW_NONFRAG_IPV4_OTHER:
+ input->formatted.src_ip[0] =
+ fdir_filter->input.flow.ip4_flow.src_ip;
+ input->formatted.dst_ip[0] =
+ fdir_filter->input.flow.ip4_flow.dst_ip;
+ break;
+
+ case RTE_ETH_FLOW_NONFRAG_IPV6_UDP:
+ case RTE_ETH_FLOW_NONFRAG_IPV6_TCP:
+ input->formatted.src_port =
+ fdir_filter->input.flow.udp6_flow.src_port;
+ input->formatted.dst_port =
+ fdir_filter->input.flow.udp6_flow.dst_port;
+ /*for SCTP flow type, port and verify_tag are meaningless in ixgbe.*/
+ case RTE_ETH_FLOW_NONFRAG_IPV6_SCTP:
+ case RTE_ETH_FLOW_NONFRAG_IPV6_OTHER:
+ rte_memcpy(input->formatted.src_ip,
+ fdir_filter->input.flow.ipv6_flow.src_ip,
+ sizeof(input->formatted.src_ip));
+ rte_memcpy(input->formatted.dst_ip,
+ fdir_filter->input.flow.ipv6_flow.dst_ip,
+ sizeof(input->formatted.dst_ip));
+ break;
+ default:
+ PMD_DRV_LOG(ERR, " Error on flow_type input");
+ return -EINVAL;
+ }
+
return 0;
}
* @stream: input bitstream to compute the hash on
* @key: 32-bit hash key
**/
-static u32
+static uint32_t
ixgbe_atr_compute_hash_82599(union ixgbe_atr_input *atr_input,
- u32 key)
+ uint32_t key)
{
/*
* The algorithm is as follows:
return hash_result;
}
+static uint32_t
+atr_compute_perfect_hash_82599(union ixgbe_atr_input *input,
+ enum rte_fdir_pballoc_type pballoc)
+{
+ if (pballoc == RTE_FDIR_PBALLOC_256K)
+ return ixgbe_atr_compute_hash_82599(input,
+ IXGBE_ATR_BUCKET_HASH_KEY) &
+ PERFECT_BUCKET_256KB_HASH_MASK;
+ else if (pballoc == RTE_FDIR_PBALLOC_128K)
+ return ixgbe_atr_compute_hash_82599(input,
+ IXGBE_ATR_BUCKET_HASH_KEY) &
+ PERFECT_BUCKET_128KB_HASH_MASK;
+ else
+ return ixgbe_atr_compute_hash_82599(input,
+ IXGBE_ATR_BUCKET_HASH_KEY) &
+ PERFECT_BUCKET_64KB_HASH_MASK;
+}
+
+/**
+ * ixgbe_fdir_check_cmd_complete - poll to check whether FDIRCMD is complete
+ * @hw: pointer to hardware structure
+ */
+static inline int
+ixgbe_fdir_check_cmd_complete(struct ixgbe_hw *hw, uint32_t *fdircmd)
+{
+ int i;
+
+ for (i = 0; i < IXGBE_FDIRCMD_CMD_POLL; i++) {
+ *fdircmd = IXGBE_READ_REG(hw, IXGBE_FDIRCMD);
+ if (!(*fdircmd & IXGBE_FDIRCMD_CMD_MASK))
+ return 0;
+ rte_delay_us(IXGBE_FDIRCMD_CMD_INTERVAL_US);
+ }
+
+ return -ETIMEDOUT;
+}
+
/*
* Calculate the hash value needed for signature-match filters. In the FreeBSD
* driver, this is done by the optimised function
return (sig_hash << IXGBE_FDIRHASH_SIG_SW_INDEX_SHIFT) | bucket_hash;
}
+/*
+ * This is based on ixgbe_fdir_write_perfect_filter_82599() in
+ * ixgbe/ixgbe_82599.c, with the ability to set extra flags in FDIRCMD register
+ * added, and IPv6 support also added. The hash value is also pre-calculated
+ * as the pballoc value is needed to do it.
+ */
+static int
+fdir_write_perfect_filter_82599(struct ixgbe_hw *hw,
+ union ixgbe_atr_input *input, uint8_t queue,
+ uint32_t fdircmd, uint32_t fdirhash)
+{
+ uint32_t fdirport, fdirvlan;
+ int err = 0;
+
+ /* record the IPv4 address (big-endian) */
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRIPSA, input->formatted.src_ip[0]);
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRIPDA, input->formatted.dst_ip[0]);
+
+ /* record source and destination port (little-endian)*/
+ fdirport = IXGBE_NTOHS(input->formatted.dst_port);
+ fdirport <<= IXGBE_FDIRPORT_DESTINATION_SHIFT;
+ fdirport |= IXGBE_NTOHS(input->formatted.src_port);
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRPORT, fdirport);
+
+ /* record vlan (little-endian) and flex_bytes(big-endian) */
+ fdirvlan = input->formatted.flex_bytes;
+ fdirvlan <<= IXGBE_FDIRVLAN_FLEX_SHIFT;
+ fdirvlan |= IXGBE_NTOHS(input->formatted.vlan_id);
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRVLAN, fdirvlan);
+
+ /* configure FDIRHASH register */
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, fdirhash);
+
+ /*
+ * flush all previous writes to make certain registers are
+ * programmed prior to issuing the command
+ */
+ IXGBE_WRITE_FLUSH(hw);
+
+ /* configure FDIRCMD register */
+ fdircmd |= IXGBE_FDIRCMD_CMD_ADD_FLOW |
+ IXGBE_FDIRCMD_LAST | IXGBE_FDIRCMD_QUEUE_EN;
+ fdircmd |= input->formatted.flow_type << IXGBE_FDIRCMD_FLOW_TYPE_SHIFT;
+ fdircmd |= (uint32_t)queue << IXGBE_FDIRCMD_RX_QUEUE_SHIFT;
+ fdircmd |= (uint32_t)input->formatted.vm_pool << IXGBE_FDIRCMD_VT_POOL_SHIFT;
+
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, fdircmd);
+
+ PMD_DRV_LOG(DEBUG, "Rx Queue=%x hash=%x", queue, fdirhash);
+
+ err = ixgbe_fdir_check_cmd_complete(hw, &fdircmd);
+ if (err < 0)
+ PMD_DRV_LOG(ERR, "Timeout writing flow director filter.");
+
+ return err;
+}
+
/**
* This function is based on ixgbe_atr_add_signature_filter_82599() in
* ixgbe/ixgbe_82599.c, but uses a pre-calculated hash value. It also supports
* @fdircmd: any extra flags to set in fdircmd register
* @fdirhash: pre-calculated hash value for the filter
**/
-static void
+static int
fdir_add_signature_filter_82599(struct ixgbe_hw *hw,
- union ixgbe_atr_input *input, u8 queue, u32 fdircmd,
- u32 fdirhash)
+ union ixgbe_atr_input *input, u8 queue, uint32_t fdircmd,
+ uint32_t fdirhash)
{
- u64 fdirhashcmd;
+ int err = 0;
PMD_INIT_FUNC_TRACE();
fdircmd |= IXGBE_FDIRCMD_CMD_ADD_FLOW |
IXGBE_FDIRCMD_LAST | IXGBE_FDIRCMD_QUEUE_EN;
fdircmd |= input->formatted.flow_type << IXGBE_FDIRCMD_FLOW_TYPE_SHIFT;
- fdircmd |= (u32)queue << IXGBE_FDIRCMD_RX_QUEUE_SHIFT;
-
- /*
- * The lower 32-bits of fdirhashcmd is for FDIRHASH, the upper 32-bits
- * is for FDIRCMD. Then do a 64-bit register write from FDIRHASH.
- */
- fdirhashcmd = (u64)fdircmd << 32;
- fdirhashcmd |= fdirhash;
- IXGBE_WRITE_REG64(hw, IXGBE_FDIRHASH, fdirhashcmd);
-
- PMD_INIT_LOG(DEBUG, "Tx Queue=%x hash=%x", queue, (u32)fdirhashcmd);
-}
-
-/*
- * Convert DPDK rte_fdir_filter struct to ixgbe_atr_input union that is used
- * by the IXGBE driver code.
- */
-static int
-fdir_filter_to_atr_input(struct rte_fdir_filter *fdir_filter,
- union ixgbe_atr_input *input)
-{
- if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP ||
- fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE) &&
- (fdir_filter->port_src || fdir_filter->port_dst)) {
- PMD_INIT_LOG(ERR, "Invalid fdir_filter");
- return -EINVAL;
- }
-
- memset(input, 0, sizeof(*input));
-
- input->formatted.vlan_id = fdir_filter->vlan_id;
- input->formatted.src_port = fdir_filter->port_src;
- input->formatted.dst_port = fdir_filter->port_dst;
- input->formatted.flex_bytes = fdir_filter->flex_bytes;
+ fdircmd |= (uint32_t)queue << IXGBE_FDIRCMD_RX_QUEUE_SHIFT;
- switch (fdir_filter->l4type) {
- case RTE_FDIR_L4TYPE_TCP:
- input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4;
- break;
- case RTE_FDIR_L4TYPE_UDP:
- input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4;
- break;
- case RTE_FDIR_L4TYPE_SCTP:
- input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4;
- break;
- case RTE_FDIR_L4TYPE_NONE:
- input->formatted.flow_type = IXGBE_ATR_FLOW_TYPE_IPV4;
- break;
- default:
- PMD_INIT_LOG(ERR, " Error on l4type input");
- return -EINVAL;
- }
-
- if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6) {
- input->formatted.flow_type |= IXGBE_ATR_L4TYPE_IPV6_MASK;
-
- input->formatted.src_ip[0] = fdir_filter->ip_src.ipv6_addr[0];
- input->formatted.src_ip[1] = fdir_filter->ip_src.ipv6_addr[1];
- input->formatted.src_ip[2] = fdir_filter->ip_src.ipv6_addr[2];
- input->formatted.src_ip[3] = fdir_filter->ip_src.ipv6_addr[3];
-
- input->formatted.dst_ip[0] = fdir_filter->ip_dst.ipv6_addr[0];
- input->formatted.dst_ip[1] = fdir_filter->ip_dst.ipv6_addr[1];
- input->formatted.dst_ip[2] = fdir_filter->ip_dst.ipv6_addr[2];
- input->formatted.dst_ip[3] = fdir_filter->ip_dst.ipv6_addr[3];
-
- } else {
- input->formatted.src_ip[0] = fdir_filter->ip_src.ipv4_addr;
- input->formatted.dst_ip[0] = fdir_filter->ip_dst.ipv4_addr;
- }
-
- return 0;
-}
-
-/*
- * Adds or updates a signature filter.
- *
- * dev: ethernet device to add filter to
- * fdir_filter: filter details
- * queue: queue index to direct traffic to
- * update: 0 to add a new filter, otherwise update existing.
- */
-static int
-fdir_add_update_signature_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter, uint8_t queue, int update)
-{
- struct ixgbe_hw *hw= IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- uint32_t fdircmd_flags = (update) ? IXGBE_FDIRCMD_FILTER_UPDATE : 0;
- uint32_t fdirhash;
- union ixgbe_atr_input input;
- int err;
-
- if (hw->mac.type != ixgbe_mac_82599EB && hw->mac.type !=ixgbe_mac_X540)
- return -ENOSYS;
-
- err = fdir_filter_to_atr_input(fdir_filter, &input);
- if (err)
- return err;
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, fdirhash);
+ IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, fdircmd);
- fdirhash = atr_compute_sig_hash_82599(&input,
- dev->data->dev_conf.fdir_conf.pballoc);
- fdir_add_signature_filter_82599(hw, &input, queue, fdircmd_flags,
- fdirhash);
- return 0;
-}
+ PMD_DRV_LOG(DEBUG, "Rx Queue=%x hash=%x", queue, fdirhash);
-int
-ixgbe_fdir_add_signature_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter, uint8_t queue)
-{
- PMD_INIT_FUNC_TRACE();
- return fdir_add_update_signature_filter(dev, fdir_filter, queue, 0);
-}
+ err = ixgbe_fdir_check_cmd_complete(hw, &fdircmd);
+ if (err < 0)
+ PMD_DRV_LOG(ERR, "Timeout writing flow director filter.");
-int
-ixgbe_fdir_update_signature_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter, uint8_t queue)
-{
- PMD_INIT_FUNC_TRACE();
- return fdir_add_update_signature_filter(dev, fdir_filter, queue, 1);
+ return err;
}
/*
* ixgbe/ixgbe_82599.c. It is modified to take in the hash as a parameter so
* that it can be used for removing signature and perfect filters.
*/
-static s32
-fdir_erase_filter_82599(struct ixgbe_hw *hw,
- __rte_unused union ixgbe_atr_input *input, uint32_t fdirhash)
+static int
+fdir_erase_filter_82599(struct ixgbe_hw *hw, uint32_t fdirhash)
{
- u32 fdircmd = 0;
- u32 retry_count;
- s32 err = 0;
+ uint32_t fdircmd = 0;
+ int err = 0;
IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, fdirhash);
/* Query if filter is present */
IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, IXGBE_FDIRCMD_CMD_QUERY_REM_FILT);
- for (retry_count = 10; retry_count; retry_count--) {
- /* allow 10us for query to process */
- usec_delay(10);
- /* verify query completed successfully */
- fdircmd = IXGBE_READ_REG(hw, IXGBE_FDIRCMD);
- if (!(fdircmd & IXGBE_FDIRCMD_CMD_MASK))
- break;
- }
-
- if (!retry_count) {
- PMD_INIT_LOG(ERR, "Timeout querying for flow director filter");
- err = -EIO;
+ err = ixgbe_fdir_check_cmd_complete(hw, &fdircmd);
+ if (err < 0) {
+ PMD_INIT_LOG(ERR, "Timeout querying for flow director filter.");
+ return err;
}
/* if filter exists in hardware then remove it */
IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD,
IXGBE_FDIRCMD_CMD_REMOVE_FLOW);
}
-
+ err = ixgbe_fdir_check_cmd_complete(hw, &fdircmd);
+ if (err < 0)
+ PMD_INIT_LOG(ERR, "Timeout erasing flow director filter.");
return err;
+
}
-int
-ixgbe_fdir_remove_signature_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter)
+/*
+ * ixgbe_add_del_fdir_filter - add or remove a flow diretor filter.
+ * @dev: pointer to the structure rte_eth_dev
+ * @fdir_filter: fdir filter entry
+ * @del: 1 - delete, 0 - add
+ * @update: 1 - update
+ */
+static int
+ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
+ const struct rte_eth_fdir_filter *fdir_filter,
+ bool del,
+ bool update)
{
struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t fdircmd_flags;
+ uint32_t fdirhash;
union ixgbe_atr_input input;
+ uint8_t queue;
+ bool is_perfect = FALSE;
int err;
- PMD_INIT_FUNC_TRACE();
+ if (dev->data->dev_conf.fdir_conf.mode == RTE_FDIR_MODE_NONE)
+ return -ENOTSUP;
- if (hw->mac.type != ixgbe_mac_82599EB && hw->mac.type !=ixgbe_mac_X540)
- return -ENOSYS;
+ if (dev->data->dev_conf.fdir_conf.mode == RTE_FDIR_MODE_PERFECT)
+ is_perfect = TRUE;
- err = fdir_filter_to_atr_input(fdir_filter, &input);
+ memset(&input, 0, sizeof(input));
+
+ err = ixgbe_fdir_filter_to_atr_input(fdir_filter, &input);
if (err)
return err;
- return fdir_erase_filter_82599(hw, &input,
- atr_compute_sig_hash_82599(&input,
- dev->data->dev_conf.fdir_conf.pballoc));
-}
-
-/**
- * Reverse the bits in FDIR registers that store 2 x 16 bit masks.
- *
- * @hi_dword: Bits 31:16 mask to be bit swapped.
- * @lo_dword: Bits 15:0 mask to be bit swapped.
- *
- * Flow director uses several registers to store 2 x 16 bit masks with the
- * bits reversed such as FDIRTCPM, FDIRUDPM and FDIRIP6M. The LS bit of the
- * mask affects the MS bit/byte of the target. This function reverses the
- * bits in these masks.
- * **/
-static uint32_t
-reverse_fdir_bitmasks(uint16_t hi_dword, uint16_t lo_dword)
-{
- u32 mask = hi_dword << 16;
- mask |= lo_dword;
- mask = ((mask & 0x55555555) << 1) | ((mask & 0xAAAAAAAA) >> 1);
- mask = ((mask & 0x33333333) << 2) | ((mask & 0xCCCCCCCC) >> 2);
- mask = ((mask & 0x0F0F0F0F) << 4) | ((mask & 0xF0F0F0F0) >> 4);
- return ((mask & 0x00FF00FF) << 8) | ((mask & 0xFF00FF00) >> 8);
-}
-
-/*
- * This macro exists in ixgbe/ixgbe_82599.c, however in that file it reverses
- * the bytes, and then reverses them again. So here it does nothing.
- */
-#define IXGBE_WRITE_REG_BE32 IXGBE_WRITE_REG
-
-/*
- * This is based on ixgbe_fdir_set_input_mask_82599() in ixgbe/ixgbe_82599.c,
- * but makes use of the rte_fdir_masks structure to see which bits to set.
- */
-static int
-fdir_set_input_mask_82599(struct ixgbe_hw *hw,
- struct rte_fdir_masks *input_mask)
-{
- /* mask VM pool since it is currently not supported */
- u32 fdirm = IXGBE_FDIRM_POOL;
- u32 fdirtcpm; /* TCP source and destination port masks. */
- u32 fdiripv6m; /* IPv6 source and destination masks. */
-
- PMD_INIT_FUNC_TRACE();
-
- /*
- * Program the relevant mask registers. If src/dst_port or src/dst_addr
- * are zero, then assume a full mask for that field. Also assume that
- * a VLAN of 0 is unspecified, so mask that out as well. L4type
- * cannot be masked out in this implementation.
- */
- if (input_mask->only_ip_flow) {
- /* use the L4 protocol mask for raw IPv4/IPv6 traffic */
- fdirm |= IXGBE_FDIRM_L4P;
- if (input_mask->dst_port_mask || input_mask->src_port_mask) {
- PMD_INIT_LOG(ERR, " Error on src/dst port mask");
- return -EINVAL;
+ if (is_perfect) {
+ if (input.formatted.flow_type & IXGBE_ATR_L4TYPE_IPV6_MASK) {
+ PMD_DRV_LOG(ERR, "IPv6 is not supported in"
+ " perfect mode!");
+ return -ENOTSUP;
}
+ fdirhash = atr_compute_perfect_hash_82599(&input,
+ dev->data->dev_conf.fdir_conf.pballoc);
+ fdirhash |= fdir_filter->soft_id <<
+ IXGBE_FDIRHASH_SIG_SW_INDEX_SHIFT;
+ } else
+ fdirhash = atr_compute_sig_hash_82599(&input,
+ dev->data->dev_conf.fdir_conf.pballoc);
+
+ if (del) {
+ err = fdir_erase_filter_82599(hw, fdirhash);
+ if (err < 0)
+ PMD_DRV_LOG(ERR, "Fail to delete FDIR filter!");
+ else
+ PMD_DRV_LOG(DEBUG, "Success to delete FDIR filter!");
+ return err;
}
-
- if (!input_mask->comp_ipv6_dst)
- /* mask DIPV6 */
- fdirm |= IXGBE_FDIRM_DIPv6;
-
- if (!input_mask->vlan_id)
- /* mask VLAN ID*/
- fdirm |= IXGBE_FDIRM_VLANID;
-
- if (!input_mask->vlan_prio)
- /* mask VLAN priority */
- fdirm |= IXGBE_FDIRM_VLANP;
-
- if (!input_mask->flexbytes)
- /* Mask Flex Bytes */
- fdirm |= IXGBE_FDIRM_FLEX;
-
- IXGBE_WRITE_REG(hw, IXGBE_FDIRM, fdirm);
-
- /* store the TCP/UDP port masks, bit reversed from port layout */
- fdirtcpm = reverse_fdir_bitmasks(input_mask->dst_port_mask,
- input_mask->src_port_mask);
-
- /* write both the same so that UDP and TCP use the same mask */
- IXGBE_WRITE_REG(hw, IXGBE_FDIRTCPM, ~fdirtcpm);
- IXGBE_WRITE_REG(hw, IXGBE_FDIRUDPM, ~fdirtcpm);
-
- if (!input_mask->set_ipv6_mask) {
- /* Store source and destination IPv4 masks (big-endian) */
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIP4M,
- IXGBE_NTOHL(~input_mask->src_ipv4_mask));
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRDIP4M,
- IXGBE_NTOHL(~input_mask->dst_ipv4_mask));
- }
- else {
- /* Store source and destination IPv6 masks (bit reversed) */
- fdiripv6m = reverse_fdir_bitmasks(input_mask->dst_ipv6_mask,
- input_mask->src_ipv6_mask);
-
- IXGBE_WRITE_REG(hw, IXGBE_FDIRIP6M, ~fdiripv6m);
- }
-
- return IXGBE_SUCCESS;
-}
-
-int
-ixgbe_fdir_set_masks(struct rte_eth_dev *dev, struct rte_fdir_masks *fdir_masks)
-{
- struct ixgbe_hw *hw;
- int err;
-
- PMD_INIT_FUNC_TRACE();
-
- hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
-
- if (hw->mac.type != ixgbe_mac_82599EB && hw->mac.type !=ixgbe_mac_X540)
- return -ENOSYS;
-
- err = ixgbe_reinit_fdir_tables_82599(hw);
- if (err) {
- PMD_INIT_LOG(ERR, "reinit of fdir tables failed");
- return -EIO;
- }
-
- return fdir_set_input_mask_82599(hw, fdir_masks);
-}
-
-static uint32_t
-atr_compute_perfect_hash_82599(union ixgbe_atr_input *input,
- enum rte_fdir_pballoc_type pballoc)
-{
- if (pballoc == RTE_FDIR_PBALLOC_256K)
- return ixgbe_atr_compute_hash_82599(input,
- IXGBE_ATR_BUCKET_HASH_KEY) &
- PERFECT_BUCKET_256KB_HASH_MASK;
- else if (pballoc == RTE_FDIR_PBALLOC_128K)
- return ixgbe_atr_compute_hash_82599(input,
- IXGBE_ATR_BUCKET_HASH_KEY) &
- PERFECT_BUCKET_128KB_HASH_MASK;
+ /* add or update an fdir filter*/
+ fdircmd_flags = (update) ? IXGBE_FDIRCMD_FILTER_UPDATE : 0;
+ if (fdir_filter->action.behavior == RTE_ETH_FDIR_REJECT) {
+ if (is_perfect) {
+ queue = dev->data->dev_conf.fdir_conf.drop_queue;
+ fdircmd_flags |= IXGBE_FDIRCMD_DROP;
+ } else {
+ PMD_DRV_LOG(ERR, "Drop option is not supported in"
+ " signature mode.");
+ return -EINVAL;
+ }
+ } else if (fdir_filter->action.rx_queue < IXGBE_MAX_RX_QUEUE_NUM)
+ queue = (uint8_t)fdir_filter->action.rx_queue;
else
- return ixgbe_atr_compute_hash_82599(input,
- IXGBE_ATR_BUCKET_HASH_KEY) &
- PERFECT_BUCKET_64KB_HASH_MASK;
-}
+ return -EINVAL;
-/*
- * This is based on ixgbe_fdir_write_perfect_filter_82599() in
- * ixgbe/ixgbe_82599.c, with the ability to set extra flags in FDIRCMD register
- * added, and IPv6 support also added. The hash value is also pre-calculated
- * as the pballoc value is needed to do it.
- */
-static void
-fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, union ixgbe_atr_input *input,
- uint16_t soft_id, uint8_t queue, uint32_t fdircmd,
- uint32_t fdirhash)
-{
- u32 fdirport, fdirvlan;
-
- /* record the source address (big-endian) */
- if (input->formatted.flow_type & IXGBE_ATR_L4TYPE_IPV6_MASK) {
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIPv6(0), input->formatted.src_ip[0]);
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIPv6(1), input->formatted.src_ip[1]);
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIPv6(2), input->formatted.src_ip[2]);
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRIPSA, input->formatted.src_ip[3]);
- }
- else {
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRIPSA, input->formatted.src_ip[0]);
+ if (is_perfect) {
+ err = fdir_write_perfect_filter_82599(hw, &input, queue,
+ fdircmd_flags, fdirhash);
+ } else {
+ err = fdir_add_signature_filter_82599(hw, &input, queue,
+ fdircmd_flags, fdirhash);
}
+ if (err < 0)
+ PMD_DRV_LOG(ERR, "Fail to add FDIR filter!");
+ else
+ PMD_DRV_LOG(DEBUG, "Success to add FDIR filter");
- /* record the first 32 bits of the destination address (big-endian) */
- IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRIPDA, input->formatted.dst_ip[0]);
-
- /* record source and destination port (little-endian)*/
- fdirport = IXGBE_NTOHS(input->formatted.dst_port);
- fdirport <<= IXGBE_FDIRPORT_DESTINATION_SHIFT;
- fdirport |= IXGBE_NTOHS(input->formatted.src_port);
- IXGBE_WRITE_REG(hw, IXGBE_FDIRPORT, fdirport);
-
- /* record vlan (little-endian) and flex_bytes(big-endian) */
- fdirvlan = input->formatted.flex_bytes;
- fdirvlan <<= IXGBE_FDIRVLAN_FLEX_SHIFT;
- fdirvlan |= IXGBE_NTOHS(input->formatted.vlan_id);
- IXGBE_WRITE_REG(hw, IXGBE_FDIRVLAN, fdirvlan);
-
- /* configure FDIRHASH register */
- fdirhash |= soft_id << IXGBE_FDIRHASH_SIG_SW_INDEX_SHIFT;
- IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, fdirhash);
-
- /*
- * flush all previous writes to make certain registers are
- * programmed prior to issuing the command
- */
- IXGBE_WRITE_FLUSH(hw);
-
- /* configure FDIRCMD register */
- fdircmd |= IXGBE_FDIRCMD_CMD_ADD_FLOW |
- IXGBE_FDIRCMD_LAST | IXGBE_FDIRCMD_QUEUE_EN;
- fdircmd |= input->formatted.flow_type << IXGBE_FDIRCMD_FLOW_TYPE_SHIFT;
- fdircmd |= (u32)queue << IXGBE_FDIRCMD_RX_QUEUE_SHIFT;
- fdircmd |= (u32)input->formatted.vm_pool << IXGBE_FDIRCMD_VT_POOL_SHIFT;
-
- IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, fdircmd);
+ return err;
}
-/*
- * Adds or updates a perfect filter.
- *
- * dev: ethernet device to add filter to
- * fdir_filter: filter details
- * soft_id: software index for the filters
- * queue: queue index to direct traffic to
- * drop: non-zero if packets should be sent to the drop queue
- * update: 0 to add a new filter, otherwise update existing.
- */
static int
-fdir_add_update_perfect_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter, uint16_t soft_id,
- uint8_t queue, int drop, int update)
+ixgbe_fdir_flush(struct rte_eth_dev *dev)
{
struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- uint32_t fdircmd_flags = (update) ? IXGBE_FDIRCMD_FILTER_UPDATE : 0;
- uint32_t fdirhash;
- union ixgbe_atr_input input;
- int err;
-
- if (hw->mac.type != ixgbe_mac_82599EB && hw->mac.type !=ixgbe_mac_X540)
- return -ENOSYS;
-
- err = fdir_filter_to_atr_input(fdir_filter, &input);
- if (err)
- return err;
+ struct ixgbe_hw_fdir_info *info =
+ IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
+ int ret;
- if (drop) {
- queue = dev->data->dev_conf.fdir_conf.drop_queue;
- fdircmd_flags |= IXGBE_FDIRCMD_DROP;
+ ret = ixgbe_reinit_fdir_tables_82599(hw);
+ if (ret < 0) {
+ PMD_INIT_LOG(ERR, "Failed to re-initialize FD table.");
+ return ret;
}
- fdirhash = atr_compute_perfect_hash_82599(&input,
- dev->data->dev_conf.fdir_conf.pballoc);
-
- fdir_write_perfect_filter_82599(hw, &input, soft_id, queue,
- fdircmd_flags, fdirhash);
- return 0;
-}
+ info->f_add = 0;
+ info->f_remove = 0;
+ info->add = 0;
+ info->remove = 0;
-int
-ixgbe_fdir_add_perfect_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter, uint16_t soft_id,
- uint8_t queue, uint8_t drop)
-{
- PMD_INIT_FUNC_TRACE();
- return fdir_add_update_perfect_filter(dev, fdir_filter, soft_id, queue,
- drop, 0);
+ return ret;
}
-int
-ixgbe_fdir_update_perfect_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter, uint16_t soft_id,
- uint8_t queue, uint8_t drop)
-{
- PMD_INIT_FUNC_TRACE();
- return fdir_add_update_perfect_filter(dev, fdir_filter, soft_id, queue,
- drop, 1);
-}
-
-int
-ixgbe_fdir_remove_perfect_filter(struct rte_eth_dev *dev,
- struct rte_fdir_filter *fdir_filter,
- uint16_t soft_id)
+#define FDIRENTRIES_NUM_SHIFT 10
+static void
+ixgbe_fdir_info_get(struct rte_eth_dev *dev, struct rte_eth_fdir_info *fdir_info)
{
struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
- union ixgbe_atr_input input;
- uint32_t fdirhash;
- int err;
-
- PMD_INIT_FUNC_TRACE();
-
- if (hw->mac.type != ixgbe_mac_82599EB && hw->mac.type !=ixgbe_mac_X540)
- return -ENOSYS;
-
- err = fdir_filter_to_atr_input(fdir_filter, &input);
- if (err)
- return err;
-
- /* configure FDIRHASH register */
- fdirhash = atr_compute_perfect_hash_82599(&input,
- dev->data->dev_conf.fdir_conf.pballoc);
- fdirhash |= soft_id << IXGBE_FDIRHASH_SIG_SW_INDEX_SHIFT;
-
- return fdir_erase_filter_82599(hw, &input, fdirhash);
+ struct ixgbe_hw_fdir_info *info =
+ IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
+ uint32_t fdirctrl, max_num;
+ uint8_t offset;
+
+ fdirctrl = IXGBE_READ_REG(hw, IXGBE_FDIRCTRL);
+ offset = ((fdirctrl & IXGBE_FDIRCTRL_FLEX_MASK) >>
+ IXGBE_FDIRCTRL_FLEX_SHIFT) * sizeof(uint16_t);
+
+ fdir_info->mode = dev->data->dev_conf.fdir_conf.mode;
+ max_num = (1 << (FDIRENTRIES_NUM_SHIFT +
+ (fdirctrl & FDIRCTRL_PBALLOC_MASK)));
+ if (fdir_info->mode == RTE_FDIR_MODE_PERFECT)
+ fdir_info->guarant_spc = max_num;
+ else if (fdir_info->mode == RTE_FDIR_MODE_SIGNATURE)
+ fdir_info->guarant_spc = max_num * 4;
+
+ fdir_info->mask.vlan_tci_mask = info->mask.vlan_tci_mask;
+ fdir_info->mask.ipv4_mask.src_ip = info->mask.src_ipv4_mask;
+ fdir_info->mask.ipv4_mask.dst_ip = info->mask.dst_ipv4_mask;
+ IPV6_MASK_TO_ADDR(info->mask.src_ipv6_mask,
+ fdir_info->mask.ipv6_mask.src_ip);
+ IPV6_MASK_TO_ADDR(info->mask.dst_ipv6_mask,
+ fdir_info->mask.ipv6_mask.dst_ip);
+ fdir_info->mask.src_port_mask = info->mask.src_port_mask;
+ fdir_info->mask.dst_port_mask = info->mask.dst_port_mask;
+ fdir_info->max_flexpayload = IXGBE_FDIR_MAX_FLEX_LEN;
+ fdir_info->flow_types_mask[0] = IXGBE_FDIR_FLOW_TYPES;
+ fdir_info->flex_payload_unit = sizeof(uint16_t);
+ fdir_info->max_flex_payload_segment_num = 1;
+ fdir_info->flex_payload_limit = 62;
+ fdir_info->flex_conf.nb_payloads = 1;
+ fdir_info->flex_conf.flex_set[0].type = RTE_ETH_RAW_PAYLOAD;
+ fdir_info->flex_conf.flex_set[0].src_offset[0] = offset;
+ fdir_info->flex_conf.flex_set[0].src_offset[1] = offset + 1;
+ fdir_info->flex_conf.nb_flexmasks = 1;
+ fdir_info->flex_conf.flex_mask[0].flow_type = RTE_ETH_FLOW_RAW;
+ fdir_info->flex_conf.flex_mask[0].mask[0] =
+ (uint8_t)(info->mask.flex_bytes_mask & 0x00FF);
+ fdir_info->flex_conf.flex_mask[0].mask[1] =
+ (uint8_t)((info->mask.flex_bytes_mask & 0xFF00) >> 8);
}
-void
-ixgbe_fdir_info_get(struct rte_eth_dev *dev, struct rte_eth_fdir *fdir)
+static void
+ixgbe_fdir_stats_get(struct rte_eth_dev *dev, struct rte_eth_fdir_stats *fdir_stats)
{
struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
struct ixgbe_hw_fdir_info *info =
IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
- uint32_t reg;
-
- if (hw->mac.type != ixgbe_mac_82599EB && hw->mac.type !=ixgbe_mac_X540)
- return;
+ uint32_t reg, max_num;
/* Get the information from registers */
reg = IXGBE_READ_REG(hw, IXGBE_FDIRFREE);
IXGBE_FDIRFSTAT_FADD_SHIFT;
/* Copy the new information in the fdir parameter */
- fdir->collision = info->collision;
- fdir->free = info->free;
- fdir->maxhash = info->maxhash;
- fdir->maxlen = info->maxlen;
- fdir->remove = info->remove;
- fdir->add = info->add;
- fdir->f_remove = info->f_remove;
- fdir->f_add = info->f_add;
+ fdir_stats->collision = info->collision;
+ fdir_stats->free = info->free;
+ fdir_stats->maxhash = info->maxhash;
+ fdir_stats->maxlen = info->maxlen;
+ fdir_stats->remove = info->remove;
+ fdir_stats->add = info->add;
+ fdir_stats->f_remove = info->f_remove;
+ fdir_stats->f_add = info->f_add;
+
+ reg = IXGBE_READ_REG(hw, IXGBE_FDIRCTRL);
+ max_num = (1 << (FDIRENTRIES_NUM_SHIFT +
+ (reg & FDIRCTRL_PBALLOC_MASK)));
+ if (dev->data->dev_conf.fdir_conf.mode == RTE_FDIR_MODE_PERFECT)
+ fdir_stats->guarant_cnt = max_num - fdir_stats->free;
+ else if (dev->data->dev_conf.fdir_conf.mode == RTE_FDIR_MODE_SIGNATURE)
+ fdir_stats->guarant_cnt = max_num * 4 - fdir_stats->free;
+
+}
+
+/*
+ * ixgbe_fdir_ctrl_func - deal with all operations on flow director.
+ * @dev: pointer to the structure rte_eth_dev
+ * @filter_op:operation will be taken
+ * @arg: a pointer to specific structure corresponding to the filter_op
+ */
+int
+ixgbe_fdir_ctrl_func(struct rte_eth_dev *dev,
+ enum rte_filter_op filter_op, void *arg)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ int ret = 0;
+
+ if (hw->mac.type != ixgbe_mac_82599EB &&
+ hw->mac.type != ixgbe_mac_X540 &&
+ hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x)
+ return -ENOTSUP;
+
+ if (filter_op == RTE_ETH_FILTER_NOP)
+ return 0;
+
+ if (arg == NULL && filter_op != RTE_ETH_FILTER_FLUSH)
+ return -EINVAL;
+
+ switch (filter_op) {
+ case RTE_ETH_FILTER_ADD:
+ ret = ixgbe_add_del_fdir_filter(dev,
+ (struct rte_eth_fdir_filter *)arg, FALSE, FALSE);
+ break;
+ case RTE_ETH_FILTER_UPDATE:
+ ret = ixgbe_add_del_fdir_filter(dev,
+ (struct rte_eth_fdir_filter *)arg, FALSE, TRUE);
+ break;
+ case RTE_ETH_FILTER_DELETE:
+ ret = ixgbe_add_del_fdir_filter(dev,
+ (struct rte_eth_fdir_filter *)arg, TRUE, FALSE);
+ break;
+ case RTE_ETH_FILTER_FLUSH:
+ ret = ixgbe_fdir_flush(dev);
+ break;
+ case RTE_ETH_FILTER_INFO:
+ ixgbe_fdir_info_get(dev, (struct rte_eth_fdir_info *)arg);
+ break;
+ case RTE_ETH_FILTER_STATS:
+ ixgbe_fdir_stats_get(dev, (struct rte_eth_fdir_stats *)arg);
+ break;
+ default:
+ PMD_DRV_LOG(ERR, "unknown operation %u", filter_op);
+ ret = -EINVAL;
+ break;
+ }
+ return ret;
}