[PATCH v2 35/46] net/liquidio: add API to get device info
From: Shijith Thotton <hidden>
Date: 2017-03-02 11:39:47
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Shijith Thotton <redacted> Signed-off-by: Jerin Jacob <redacted> Signed-off-by: Derek Chickles <redacted> Signed-off-by: Venkat Koppula <redacted> Signed-off-by: Srisivasubramanian S <redacted> Signed-off-by: Mallesham Jatharakonda <redacted> --- drivers/net/liquidio/base/lio_hw_defs.h | 1 + drivers/net/liquidio/lio_ethdev.c | 47 +++++++++++++++++++++++++++++++++ 2 files changed, 48 insertions(+)
diff --git a/drivers/net/liquidio/base/lio_hw_defs.h b/drivers/net/liquidio/base/lio_hw_defs.h
index 8272162..3ea2e0f 100644
--- a/drivers/net/liquidio/base/lio_hw_defs.h
+++ b/drivers/net/liquidio/base/lio_hw_defs.h@@ -126,6 +126,7 @@ enum octeon_tag_type { #define LIO_OPCODE_INFO 0x04 #define LIO_OPCODE_IF_CFG 0x09 +#define LIO_MIN_RX_BUF_SIZE 64 #define LIO_MAX_RX_PKTLEN (64 * 1024) /* NIC Command types */
diff --git a/drivers/net/liquidio/lio_ethdev.c b/drivers/net/liquidio/lio_ethdev.c
index 58a932e..e2040b9 100644
--- a/drivers/net/liquidio/lio_ethdev.c
+++ b/drivers/net/liquidio/lio_ethdev.c@@ -50,6 +50,18 @@ 0x6A, 0x42, 0xB7, 0x3B, 0xBE, 0xAC, 0x01, 0xFA, }; +static const struct rte_eth_desc_lim lio_rx_desc_lim = { + .nb_max = CN23XX_MAX_OQ_DESCRIPTORS, + .nb_min = CN23XX_MIN_OQ_DESCRIPTORS, + .nb_align = 1, +}; + +static const struct rte_eth_desc_lim lio_tx_desc_lim = { + .nb_max = CN23XX_MAX_IQ_DESCRIPTORS, + .nb_min = CN23XX_MIN_IQ_DESCRIPTORS, + .nb_align = 1, +}; + /* Wait for control command to reach nic. */ static uint16_t lio_wait_for_ctrl_cmd(struct lio_device *lio_dev,
@@ -105,6 +117,40 @@ return 0; } +static void +lio_dev_info_get(struct rte_eth_dev *eth_dev, + struct rte_eth_dev_info *devinfo) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + devinfo->max_rx_queues = lio_dev->max_rx_queues; + devinfo->max_tx_queues = lio_dev->max_tx_queues; + + devinfo->min_rx_bufsize = LIO_MIN_RX_BUF_SIZE; + devinfo->max_rx_pktlen = LIO_MAX_RX_PKTLEN; + + devinfo->max_mac_addrs = 1; + + devinfo->rx_offload_capa = (DEV_RX_OFFLOAD_IPV4_CKSUM | + DEV_RX_OFFLOAD_UDP_CKSUM | + DEV_RX_OFFLOAD_TCP_CKSUM); + devinfo->tx_offload_capa = (DEV_TX_OFFLOAD_IPV4_CKSUM | + DEV_TX_OFFLOAD_UDP_CKSUM | + DEV_TX_OFFLOAD_TCP_CKSUM); + + devinfo->rx_desc_lim = lio_rx_desc_lim; + devinfo->tx_desc_lim = lio_tx_desc_lim; + + devinfo->reta_size = LIO_RSS_MAX_TABLE_SZ; + devinfo->hash_key_size = LIO_RSS_MAX_KEY_SZ; + devinfo->flow_type_rss_offloads = (ETH_RSS_IPV4 | + ETH_RSS_NONFRAG_IPV4_TCP | + ETH_RSS_IPV6 | + ETH_RSS_NONFRAG_IPV6_TCP | + ETH_RSS_IPV6_EX | + ETH_RSS_IPV6_TCP_EX); +} + static int lio_dev_rss_reta_update(struct rte_eth_dev *eth_dev, struct rte_eth_rss_reta_entry64 *reta_conf,
@@ -987,6 +1033,7 @@ static int lio_dev_configure(struct rte_eth_dev *eth_dev) .dev_configure = lio_dev_configure, .dev_start = lio_dev_start, .link_update = lio_dev_link_update, + .dev_infos_get = lio_dev_info_get, .rx_queue_setup = lio_dev_rx_queue_setup, .rx_queue_release = lio_dev_rx_queue_release, .tx_queue_setup = lio_dev_tx_queue_setup,
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1.8.3.1