/*-
* BSD LICENSE
*
- * Copyright(c) 2010-2013 Intel Corporation. All rights reserved.
+ * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
* All rights reserved.
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
* are met:
*
- * * Redistributions of source code must retain the above copyright
+ * * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
* distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
*/
#include <sys/queue.h>
#include <rte_eal.h>
#include <rte_atomic.h>
#include <rte_malloc.h>
+#include <rte_dev.h>
#include "e1000_logs.h"
#include "e1000/e1000_api.h"
uint16_t vlan_id, int on);
static int igbvf_set_vfta(struct e1000_hw *hw, uint16_t vid, bool on);
static void igbvf_set_vfta_all(struct rte_eth_dev *dev, bool on);
+static int eth_igb_rss_reta_update(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta *reta_conf);
+static int eth_igb_rss_reta_query(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta *reta_conf);
/*
* Define VF Stats MACRO for Non "cleared on read" register
#define IGB_LINK_UPDATE_CHECK_TIMEOUT 90 /* 9s */
#define IGB_LINK_UPDATE_CHECK_INTERVAL 100 /* ms */
+#define IGBVF_PMD_NAME "rte_igbvf_pmd" /* PMD name */
+
static enum e1000_fc_mode igb_fc_setting = e1000_fc_full;
/*
.vlan_offload_set = eth_igb_vlan_offload_set,
.rx_queue_setup = eth_igb_rx_queue_setup,
.rx_queue_release = eth_igb_rx_queue_release,
+ .rx_queue_count = eth_igb_rx_queue_count,
+ .rx_descriptor_done = eth_igb_rx_descriptor_done,
.tx_queue_setup = eth_igb_tx_queue_setup,
.tx_queue_release = eth_igb_tx_queue_release,
.dev_led_on = eth_igb_led_on,
.flow_ctrl_set = eth_igb_flow_ctrl_set,
.mac_addr_add = eth_igb_rar_set,
.mac_addr_remove = eth_igb_rar_clear,
+ .reta_update = eth_igb_rss_reta_update,
+ .reta_query = eth_igb_rss_reta_query,
};
/*
E1000_WRITE_FLUSH(hw);
}
+static inline int32_t
+igb_pf_reset_hw(struct e1000_hw *hw)
+{
+ uint32_t ctrl_ext;
+ int32_t status;
+
+ status = e1000_reset_hw(hw);
+
+ ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT);
+ /* Set PF Reset Done bit so PF/VF Mail Ops can work */
+ ctrl_ext |= E1000_CTRL_EXT_PFRSTD;
+ E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext);
+ E1000_WRITE_FLUSH(hw);
+
+ return status;
+}
+
static void
igb_identify_hardware(struct rte_eth_dev *dev)
{
/* need to check if it is a vf device below */
}
+static int
+igb_reset_swfw_lock(struct e1000_hw *hw)
+{
+ int ret_val;
+
+ /*
+ * Do mac ops initialization manually here, since we will need
+ * some function pointers set by this call.
+ */
+ ret_val = e1000_init_mac_params(hw);
+ if (ret_val)
+ return ret_val;
+
+ /*
+ * SMBI lock should not fail in this early stage. If this is the case,
+ * it is due to an improper exit of the application.
+ * So force the release of the faulty lock.
+ */
+ if (e1000_get_hw_semaphore_generic(hw) < 0) {
+ DEBUGOUT("SMBI lock released");
+ }
+ e1000_put_hw_semaphore_generic(hw);
+
+ if (hw->mac.ops.acquire_swfw_sync != NULL) {
+ uint16_t mask;
+
+ /*
+ * Phy lock should not fail in this early stage. If this is the case,
+ * it is due to an improper exit of the application.
+ * So force the release of the faulty lock.
+ */
+ mask = E1000_SWFW_PHY0_SM << hw->bus.func;
+ if (hw->bus.func > E1000_FUNC_1)
+ mask <<= 2;
+ if (hw->mac.ops.acquire_swfw_sync(hw, mask) < 0) {
+ DEBUGOUT1("SWFW phy%d lock released", hw->bus.func);
+ }
+ hw->mac.ops.release_swfw_sync(hw, mask);
+
+ /*
+ * This one is more tricky since it is common to all ports; but
+ * swfw_sync retries last long enough (1s) to be almost sure that if
+ * lock can not be taken it is due to an improper lock of the
+ * semaphore.
+ */
+ mask = E1000_SWFW_EEP_SM;
+ if (hw->mac.ops.acquire_swfw_sync(hw, mask) < 0) {
+ DEBUGOUT("SWFW common locks released");
+ }
+ hw->mac.ops.release_swfw_sync(hw, mask);
+ }
+
+ return E1000_SUCCESS;
+}
+
static int
eth_igb_dev_init(__attribute__((unused)) struct eth_driver *eth_drv,
struct rte_eth_dev *eth_dev)
E1000_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
struct e1000_vfta * shadow_vfta =
E1000_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private);
+ uint32_t ctrl_ext;
pci_dev = eth_dev->pci_dev;
eth_dev->dev_ops = ð_igb_ops;
hw->hw_addr= (void *)pci_dev->mem_resource[0].addr;
igb_identify_hardware(eth_dev);
- if (e1000_setup_init_funcs(hw, TRUE) != E1000_SUCCESS) {
+ if (e1000_setup_init_funcs(hw, FALSE) != E1000_SUCCESS) {
error = -EIO;
goto err_late;
}
e1000_get_bus_info(hw);
+ /* Reset any pending lock */
+ if (igb_reset_swfw_lock(hw) != E1000_SUCCESS) {
+ error = -EIO;
+ goto err_late;
+ }
+
+ /* Finish initialization */
+ if (e1000_setup_init_funcs(hw, TRUE) != E1000_SUCCESS) {
+ error = -EIO;
+ goto err_late;
+ }
+
hw->mac.autoneg = 1;
hw->phy.autoneg_wait_to_complete = 0;
hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX;
* Start from a known state, this is important in reading the nvm
* and mac from that.
*/
- e1000_reset_hw(hw);
+ igb_pf_reset_hw(hw);
/* Make sure we have a good EEPROM before we read from it */
if (e1000_validate_nvm_checksum(hw) < 0) {
"SOL/IDER session");
}
+ /* initialize PF if max_vfs not zero */
+ igb_pf_host_init(eth_dev);
+
+ ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT);
+ /* Set PF Reset Done bit so PF/VF Mail Ops can work */
+ ctrl_ext |= E1000_CTRL_EXT_PFRSTD;
+ E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext);
+ E1000_WRITE_FLUSH(hw);
+
PMD_INIT_LOG(INFO, "port_id %d vendorID=0x%x deviceID=0x%x\n",
eth_dev->data->port_id, pci_dev->id.vendor_id,
pci_dev->id.device_id);
PMD_INIT_LOG(DEBUG, "eth_igbvf_dev_init");
eth_dev->dev_ops = &igbvf_eth_dev_ops;
+ eth_dev->rx_pkt_burst = ð_igb_recv_pkts;
+ eth_dev->tx_pkt_burst = ð_igb_xmit_pkts;
+
+ /* for secondary processes, we don't initialise any further as primary
+ * has already done this work. Only check we don't need a different
+ * RX function */
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY){
+ if (eth_dev->data->scattered_rx)
+ eth_dev->rx_pkt_burst = ð_igb_recv_scattered_pkts;
+ return 0;
+ }
+
pci_dev = eth_dev->pci_dev;
hw->device_id = pci_dev->id.device_id;
/* Disable the interrupts for VF */
igbvf_intr_disable(hw);
-
+
diag = hw->mac.ops.reset_hw(hw);
/* Allocate memory for storing MAC addresses */
ETHER_ADDR_LEN * hw->mac.rar_entry_count);
return -ENOMEM;
}
+
/* Copy the permanent MAC address */
ether_addr_copy((struct ether_addr *) hw->mac.perm_addr,
ð_dev->data->mac_addrs[0]);
.dev_private_size = sizeof(struct e1000_adapter),
};
-int
-rte_igb_pmd_init(void)
+static int
+rte_igb_pmd_init(const char *name __rte_unused, const char *params __rte_unused)
{
rte_eth_driver_register(&rte_igb_pmd);
return 0;
}
+static void
+igb_vmdq_vlan_hw_filter_enable(struct rte_eth_dev *dev)
+{
+ struct e1000_hw *hw =
+ E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ /* RCTL: enable VLAN filter since VMDq always use VLAN filter */
+ uint32_t rctl = E1000_READ_REG(hw, E1000_RCTL);
+ rctl |= E1000_RCTL_VFE;
+ E1000_WRITE_REG(hw, E1000_RCTL, rctl);
+}
+
/*
* VF Driver initialization routine.
* Invoked one at EAL init time.
* Register itself as the [Virtual Poll Mode] Driver of PCI IGB devices.
*/
-int
-rte_igbvf_pmd_init(void)
+static int
+rte_igbvf_pmd_init(const char *name __rte_unused, const char *params __rte_unused)
{
DEBUGFUNC("rte_igbvf_pmd_init");
struct e1000_hw *hw =
E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
int ret, i, mask;
+ uint32_t ctrl_ext;
PMD_INIT_LOG(DEBUG, ">>");
return (-EIO);
}
- E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN);
+ E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN);
+
+ ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT);
+ /* Set PF Reset Done bit so PF/VF Mail Ops can work */
+ ctrl_ext |= E1000_CTRL_EXT_PFRSTD;
+ E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext);
+ E1000_WRITE_FLUSH(hw);
+
+ /* configure PF module if SRIOV enabled */
+ igb_pf_host_configure(dev);
/* Configure for OS presence */
igb_init_manageability(hw);
ETH_VLAN_EXTEND_MASK;
eth_igb_vlan_offload_set(dev, mask);
+ if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_VMDQ_ONLY) {
+ /* Enable VLAN filter since VMDq always use VLAN filter */
+ igb_vmdq_vlan_hw_filter_enable(dev);
+ }
+
/*
* Configure the Interrupt Moderation register (EITR) with the maximum
* possible value (0xFFFF) to minimize "System Partial Write" issued by
if (dev->data->dev_conf.intr_conf.lsc != 0)
ret = eth_igb_lsc_interrupt_setup(dev);
- /* resume enabled intr since hw reset */
- igb_intr_enable(dev);
+ /* resume enabled intr since hw reset */
+ igb_intr_enable(dev);
PMD_INIT_LOG(DEBUG, "<<");
struct rte_eth_link link;
igb_intr_disable(hw);
- e1000_reset_hw(hw);
+ igb_pf_reset_hw(hw);
E1000_WRITE_REG(hw, E1000_WUC, 0);
+ /* Set bit for Go Link disconnect */
+ if (hw->mac.type >= e1000_82580) {
+ uint32_t phpm_reg;
+
+ phpm_reg = E1000_READ_REG(hw, E1000_82580_PHY_POWER_MGMT);
+ phpm_reg |= E1000_82580_PM_GO_LINKD;
+ E1000_WRITE_REG(hw, E1000_82580_PHY_POWER_MGMT, phpm_reg);
+ }
+
/* Power down the phy. Needed to make the link go Down */
e1000_power_down_phy(hw);
igb_release_manageability(hw);
igb_hw_control_release(hw);
+ /* Clear bit for Go Link disconnect */
+ if (hw->mac.type >= e1000_82580) {
+ uint32_t phpm_reg;
+
+ phpm_reg = E1000_READ_REG(hw, E1000_82580_PHY_POWER_MGMT);
+ phpm_reg &= ~E1000_82580_PM_GO_LINKD;
+ E1000_WRITE_REG(hw, E1000_82580_PHY_POWER_MGMT, phpm_reg);
+ }
+
igb_dev_clear_queues(dev);
memset(&link, 0, sizeof(link));
* frames to be received after sending an XOFF.
* - Low water mark works best when it is very near the high water mark.
* This allows the receiver to restart by sending XON when it has
- * drained a bit. Here we use an arbitary value of 1500 which will
+ * drained a bit. Here we use an arbitrary value of 1500 which will
* restart after one full frame is pulled from the buffer. There
* could be several smaller frames in the buffer and if so they will
* not trigger the XON until their total number reduces the buffer
hw->fc.requested_mode = e1000_fc_none;
/* Issue a global reset */
- e1000_reset_hw(hw);
+ igb_pf_reset_hw(hw);
E1000_WRITE_REG(hw, E1000_WUC, 0);
diag = e1000_init_hw(hw);
if (diag < 0)
return (diag);
- E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN);
+ E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN);
e1000_get_phy_info(hw);
e1000_check_for_link(hw);
/* Tx Errors */
rte_stats->oerrors = stats->ecol + stats->latecol;
+ /* XON/XOFF pause frames */
+ rte_stats->tx_pause_xon = stats->xontxc;
+ rte_stats->rx_pause_xon = stats->xonrxc;
+ rte_stats->tx_pause_xoff = stats->xofftxc;
+ rte_stats->rx_pause_xoff = stats->xoffrxc;
+
rte_stats->ipackets = stats->gprc;
rte_stats->opackets = stats->gptc;
rte_stats->ibytes = stats->gorc;
dev_info->min_rx_bufsize = 256; /* See BSIZE field of RCTL register. */
dev_info->max_rx_pktlen = 0x3FFF; /* See RLPML register. */
dev_info->max_mac_addrs = hw->mac.rar_entry_count;
+ dev_info->rx_offload_capa =
+ DEV_RX_OFFLOAD_VLAN_STRIP |
+ DEV_RX_OFFLOAD_IPV4_CKSUM |
+ DEV_RX_OFFLOAD_UDP_CKSUM |
+ DEV_RX_OFFLOAD_TCP_CKSUM;
+ dev_info->tx_offload_capa =
+ DEV_TX_OFFLOAD_VLAN_INSERT |
+ DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_UDP_CKSUM |
+ DEV_TX_OFFLOAD_TCP_CKSUM |
+ DEV_TX_OFFLOAD_SCTP_CKSUM;
switch (hw->mac.type) {
case e1000_82575:
dev_info->max_rx_queues = 4;
dev_info->max_tx_queues = 4;
+ dev_info->max_vmdq_pools = 0;
break;
case e1000_82576:
dev_info->max_rx_queues = 16;
dev_info->max_tx_queues = 16;
+ dev_info->max_vmdq_pools = ETH_8_POOLS;
break;
case e1000_82580:
dev_info->max_rx_queues = 8;
dev_info->max_tx_queues = 8;
+ dev_info->max_vmdq_pools = ETH_8_POOLS;
break;
case e1000_i350:
+ dev_info->max_rx_queues = 8;
+ dev_info->max_tx_queues = 8;
+ dev_info->max_vmdq_pools = ETH_8_POOLS;
+ break;
+
+ case e1000_i354:
dev_info->max_rx_queues = 8;
dev_info->max_tx_queues = 8;
break;
case e1000_i210:
dev_info->max_rx_queues = 4;
dev_info->max_tx_queues = 4;
+ dev_info->max_vmdq_pools = 0;
break;
case e1000_vfadapt:
dev_info->max_rx_queues = 2;
dev_info->max_tx_queues = 2;
+ dev_info->max_vmdq_pools = 0;
break;
case e1000_vfadapt_i350:
dev_info->max_rx_queues = 1;
dev_info->max_tx_queues = 1;
+ dev_info->max_vmdq_pools = 0;
break;
default:
/* Should not happen */
dev_info->max_rx_queues = 0;
dev_info->max_tx_queues = 0;
+ dev_info->max_vmdq_pools = 0;
}
}
reg = E1000_READ_REG(hw, E1000_CTRL);
reg &= ~E1000_CTRL_VME;
E1000_WRITE_REG(hw, E1000_CTRL, reg);
-
- /* Update maximum frame size */
- E1000_WRITE_REG(hw, E1000_RLPML,
- dev->data->dev_conf.rxmode.max_rx_pkt_len + VLAN_TAG_SIZE);
}
static void
reg = E1000_READ_REG(hw, E1000_CTRL);
reg |= E1000_CTRL_VME;
E1000_WRITE_REG(hw, E1000_CTRL, reg);
-
- /* Update maximum frame size */
- E1000_WRITE_REG(hw, E1000_RLPML,
- dev->data->dev_conf.rxmode.max_rx_pkt_len);
-
}
static void
reg &= ~E1000_CTRL_EXT_EXTEND_VLAN;
E1000_WRITE_REG(hw, E1000_CTRL_EXT, reg);
+ /* Update maximum packet length */
+ if (dev->data->dev_conf.rxmode.jumbo_frame == 1)
+ E1000_WRITE_REG(hw, E1000_RLPML,
+ dev->data->dev_conf.rxmode.max_rx_pkt_len +
+ VLAN_TAG_SIZE);
}
static void
reg = E1000_READ_REG(hw, E1000_CTRL_EXT);
reg |= E1000_CTRL_EXT_EXTEND_VLAN;
E1000_WRITE_REG(hw, E1000_CTRL_EXT, reg);
+
+ /* Update maximum packet length */
+ if (dev->data->dev_conf.rxmode.jumbo_frame == 1)
+ E1000_WRITE_REG(hw, E1000_RLPML,
+ dev->data->dev_conf.rxmode.max_rx_pkt_len +
+ 2 * VLAN_TAG_SIZE);
}
static void
intr->flags |= E1000_FLAG_NEED_LINK_UPDATE;
}
+ if (icr & E1000_ICR_VMMB)
+ intr->flags |= E1000_FLAG_MAILBOX;
+
return 0;
}
struct rte_eth_link link;
int ret;
+ if (intr->flags & E1000_FLAG_MAILBOX) {
+ igb_pf_mbx_process(dev);
+ intr->flags &= ~E1000_FLAG_MAILBOX;
+ }
igb_intr_enable(dev);
rte_intr_enable(&(dev->pci_dev->intr_handle));
};
uint32_t rx_buf_size;
uint32_t max_high_water;
+ uint32_t rctl;
hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
rx_buf_size = igb_get_rx_buffer_size(hw);
err = e1000_setup_link_generic(hw);
if (err == E1000_SUCCESS) {
+
+ /* check if we want to forward MAC frames - driver doesn't have native
+ * capability to do that, so we'll write the registers ourselves */
+
+ rctl = E1000_READ_REG(hw, E1000_RCTL);
+
+ /* set or clear MFLCN.PMCF bit depending on configuration */
+ if (fc_conf->mac_ctrl_frame_fwd != 0)
+ rctl |= E1000_RCTL_PMCF;
+ else
+ rctl &= ~E1000_RCTL_PMCF;
+
+ E1000_WRITE_REG(hw, E1000_RCTL, rctl);
+ E1000_WRITE_FLUSH(hw);
+
return 0;
}
return (-EIO);
}
+#define E1000_RAH_POOLSEL_SHIFT (18)
static void
eth_igb_rar_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr,
uint32_t index, __rte_unused uint32_t pool)
{
struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t rah;
e1000_rar_set(hw, mac_addr->addr_bytes, index);
+ rah = E1000_READ_REG(hw, E1000_RAH(index));
+ rah |= (0x1 << (E1000_RAH_POOLSEL_SHIFT + pool));
+ E1000_WRITE_REG(hw, E1000_RAH(index), rah);
}
static void
return 0;
}
+static int
+eth_igb_rss_reta_update(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta *reta_conf)
+{
+ uint8_t i,j,mask;
+ uint32_t reta;
+ struct e1000_hw *hw =
+ E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ /*
+ * Update Redirection Table RETA[n],n=0...31,The redirection table has
+ * 128-entries in 32 registers
+ */
+ for(i = 0; i < ETH_RSS_RETA_NUM_ENTRIES; i += 4) {
+ if (i < ETH_RSS_RETA_NUM_ENTRIES/2)
+ mask = (uint8_t)((reta_conf->mask_lo >> i) & 0xF);
+ else
+ mask = (uint8_t)((reta_conf->mask_hi >>
+ (i - ETH_RSS_RETA_NUM_ENTRIES/2)) & 0xF);
+ if (mask != 0) {
+ reta = 0;
+ /* If all 4 entries were set,don't need read RETA register */
+ if (mask != 0xF)
+ reta = E1000_READ_REG(hw,E1000_RETA(i >> 2));
+
+ for (j = 0; j < 4; j++) {
+ if (mask & (0x1 << j)) {
+ if (mask != 0xF)
+ reta &= ~(0xFF << 8 * j);
+ reta |= reta_conf->reta[i + j] << 8 * j;
+ }
+ }
+ E1000_WRITE_REG(hw, E1000_RETA(i >> 2),reta);
+ }
+ }
+
+ return 0;
+}
+
+static int
+eth_igb_rss_reta_query(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta *reta_conf)
+{
+ uint8_t i,j,mask;
+ uint32_t reta;
+ struct e1000_hw *hw =
+ E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ /*
+ * Read Redirection Table RETA[n],n=0...31,The redirection table has
+ * 128-entries in 32 registers
+ */
+ for(i = 0; i < ETH_RSS_RETA_NUM_ENTRIES; i += 4) {
+ if (i < ETH_RSS_RETA_NUM_ENTRIES/2)
+ mask = (uint8_t)((reta_conf->mask_lo >> i) & 0xF);
+ else
+ mask = (uint8_t)((reta_conf->mask_hi >>
+ (i - ETH_RSS_RETA_NUM_ENTRIES/2)) & 0xF);
+
+ if (mask != 0) {
+ reta = E1000_READ_REG(hw,E1000_RETA(i >> 2));
+ for (j = 0; j < 4; j++) {
+ if (mask & (0x1 << j))
+ reta_conf->reta[i + j] =
+ (uint8_t)((reta >> 8 * j) & 0xFF);
+ }
+ }
+ }
+
+ return 0;
+}
+
+static struct rte_driver pmd_igb_drv = {
+ .type = PMD_PDEV,
+ .init = rte_igb_pmd_init,
+};
+
+static struct rte_driver pmd_igbvf_drv = {
+ .type = PMD_PDEV,
+ .init = rte_igbvf_pmd_init,
+};
+
+PMD_REGISTER_DRIVER(pmd_igb_drv);
+PMD_REGISTER_DRIVER(pmd_igbvf_drv);
git.droids-corp.org / dpdk.git / blobdiff