**********************************************************************/
#include <linux/version.h>
#include <linux/pci.h>
-#include <linux/net_tstamp.h>
-#include <linux/if_vlan.h>
#include <linux/firmware.h>
#include <linux/ptp_clock_kernel.h>
#include <net/vxlan.h>
#include "cn66xx_regs.h"
#include "cn66xx_device.h"
#include "cn68xx_device.h"
+#include "cn23xx_pf_device.h"
#include "liquidio_image.h"
MODULE_AUTHOR("Cavium Networks, <support@cavium.com>");
MODULE_PARM_DESC(ddr_timeout,
"Number of milliseconds to wait for DDR initialization. 0 waits for ddr_timeout to be set to non-zero value before starting to check");
-static u32 console_bitmask;
-module_param(console_bitmask, int, 0644);
-MODULE_PARM_DESC(console_bitmask,
- "Bitmask indicating which consoles have debug output redirected to syslog.");
-
#define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK)
#define INCR_INSTRQUEUE_PKT_COUNT(octeon_dev_ptr, iq_no, field, count) \
#define OCTNIC_MAX_SG (MAX_SKB_FRAGS)
#define OCTNIC_GSO_MAX_HEADER_SIZE 128
-#define OCTNIC_GSO_MAX_SIZE (GSO_MAX_SIZE - OCTNIC_GSO_MAX_HEADER_SIZE)
+#define OCTNIC_GSO_MAX_SIZE \
+ (CN23XX_DEFAULT_INPUT_JABBER - OCTNIC_GSO_MAX_HEADER_SIZE)
/** Structure of a node in list of gather components maintained by
* NIC driver for each network device.
u64 sg_dma_ptr;
};
-/** This structure is used by NIC driver to store information required
- * to free the sk_buff when the packet has been fetched by Octeon.
- * Bytes offset below assume worst-case of a 64-bit system.
- */
-struct octnet_buf_free_info {
- /** Bytes 1-8. Pointer to network device private structure. */
- struct lio *lio;
-
- /** Bytes 9-16. Pointer to sk_buff. */
- struct sk_buff *skb;
-
- /** Bytes 17-24. Pointer to gather list. */
- struct octnic_gather *g;
-
- /** Bytes 25-32. Physical address of skb->data or gather list. */
- u64 dptr;
-
- /** Bytes 33-47. Piggybacked soft command, if any */
- struct octeon_soft_command *sc;
-};
-
struct handshake {
struct completion init;
struct completion started;
};
static int octeon_device_init(struct octeon_device *);
+static int liquidio_stop(struct net_device *netdev);
static void liquidio_remove(struct pci_dev *pdev);
static int liquidio_probe(struct pci_dev *pdev,
const struct pci_device_id *ent);
continue;
reschedule |= octeon_droq_process_packets(oct, oct->droq[q_no],
MAX_PACKET_BUDGET);
+ lio_enable_irq(oct->droq[q_no], NULL);
}
if (reschedule)
return pkt_cnt;
}
-void octeon_report_tx_completion_to_bql(void *txq, unsigned int pkts_compl,
- unsigned int bytes_compl)
-{
- struct netdev_queue *netdev_queue = txq;
-
- netdev_tx_completed_queue(netdev_queue, pkts_compl, bytes_compl);
-}
-
-void octeon_update_tx_completion_counters(void *buf, int reqtype,
- unsigned int *pkts_compl,
- unsigned int *bytes_compl)
-{
- struct octnet_buf_free_info *finfo;
- struct sk_buff *skb = NULL;
- struct octeon_soft_command *sc;
-
- switch (reqtype) {
- case REQTYPE_NORESP_NET:
- case REQTYPE_NORESP_NET_SG:
- finfo = buf;
- skb = finfo->skb;
- break;
-
- case REQTYPE_RESP_NET_SG:
- case REQTYPE_RESP_NET:
- sc = buf;
- skb = sc->callback_arg;
- break;
-
- default:
- return;
- }
-
- (*pkts_compl)++;
- *bytes_compl += skb->len;
-}
-
-void octeon_report_sent_bytes_to_bql(void *buf, int reqtype)
-{
- struct octnet_buf_free_info *finfo;
- struct sk_buff *skb;
- struct octeon_soft_command *sc;
- struct netdev_queue *txq;
-
- switch (reqtype) {
- case REQTYPE_NORESP_NET:
- case REQTYPE_NORESP_NET_SG:
- finfo = buf;
- skb = finfo->skb;
- break;
-
- case REQTYPE_RESP_NET_SG:
- case REQTYPE_RESP_NET:
- sc = buf;
- skb = sc->callback_arg;
- break;
-
- default:
- return;
- }
-
- txq = netdev_get_tx_queue(skb->dev, skb_get_queue_mapping(skb));
- netdev_tx_sent_queue(txq, skb->len);
-}
-
-int octeon_console_debug_enabled(u32 console)
-{
- return (console_bitmask >> (console)) & 0x1;
-}
-
/**
* \brief Forces all IO queues off on a given device
* @param oct Pointer to Octeon device
{ /* 66xx */
PCI_VENDOR_ID_CAVIUM, 0x92, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0
},
+ { /* 23xx pf */
+ PCI_VENDOR_ID_CAVIUM, 0x9702, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0
+ },
{
0, 0, 0, 0, 0, 0, 0
}
.suspend = liquidio_suspend,
.resume = liquidio_resume,
#endif
-
};
/**
s = "CN66XX";
break;
+ case OCTEON_CN23XX_PCIID_PF:
+ oct->chip_id = OCTEON_CN23XX_PF_VID;
+ ret = setup_cn23xx_octeon_pf_device(oct);
+ s = "CN23XX";
+ break;
+
default:
s = "?";
dev_err(&oct->pci_dev->dev, "Unknown device found (dev_id: %x)\n",
lio->ifidx), NULL);
if (retval) {
dev_err(&octeon_dev->pci_dev->dev,
- " %s : Runtime DROQ(RxQ) creation failed.\n",
+ "%s : Runtime DROQ(RxQ) creation failed.\n",
__func__);
return 1;
}
droq = octeon_dev->droq[q_no];
napi = &droq->napi;
- dev_dbg(&octeon_dev->pci_dev->dev,
- "netif_napi_add netdev:%llx oct:%llx\n",
- (u64)netdev,
- (u64)octeon_dev);
+ dev_dbg(&octeon_dev->pci_dev->dev, "netif_napi_add netdev:%llx oct:%llx pf_num:%d\n",
+ (u64)netdev, (u64)octeon_dev, octeon_dev->pf_num);
netif_napi_add(netdev, napi, liquidio_napi_poll, 64);
/* designate a CPU for this droq */
return 0;
}
-void liquidio_link_ctrl_cmd_completion(void *nctrl_ptr)
-{
- struct octnic_ctrl_pkt *nctrl = (struct octnic_ctrl_pkt *)nctrl_ptr;
- struct net_device *netdev = (struct net_device *)nctrl->netpndev;
- struct lio *lio = GET_LIO(netdev);
- struct octeon_device *oct = lio->oct_dev;
- u8 *mac;
-
- switch (nctrl->ncmd.s.cmd) {
- case OCTNET_CMD_CHANGE_DEVFLAGS:
- case OCTNET_CMD_SET_MULTI_LIST:
- break;
-
- case OCTNET_CMD_CHANGE_MACADDR:
- mac = ((u8 *)&nctrl->udd[0]) + 2;
- netif_info(lio, probe, lio->netdev,
- "%s %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n",
- "MACAddr changed to", mac[0], mac[1],
- mac[2], mac[3], mac[4], mac[5]);
- break;
-
- case OCTNET_CMD_CHANGE_MTU:
- /* If command is successful, change the MTU. */
- netif_info(lio, probe, lio->netdev, " MTU Changed from %d to %d\n",
- netdev->mtu, nctrl->ncmd.s.param1);
- dev_info(&oct->pci_dev->dev, "%s MTU Changed from %d to %d\n",
- netdev->name, netdev->mtu,
- nctrl->ncmd.s.param1);
- rtnl_lock();
- netdev->mtu = nctrl->ncmd.s.param1;
- call_netdevice_notifiers(NETDEV_CHANGEMTU, netdev);
- rtnl_unlock();
- break;
-
- case OCTNET_CMD_GPIO_ACCESS:
- netif_info(lio, probe, lio->netdev, "LED Flashing visual identification\n");
-
- break;
-
- case OCTNET_CMD_LRO_ENABLE:
- dev_info(&oct->pci_dev->dev, "%s LRO Enabled\n", netdev->name);
- break;
-
- case OCTNET_CMD_LRO_DISABLE:
- dev_info(&oct->pci_dev->dev, "%s LRO Disabled\n",
- netdev->name);
- break;
-
- case OCTNET_CMD_VERBOSE_ENABLE:
- dev_info(&oct->pci_dev->dev, "%s LRO Enabled\n", netdev->name);
- break;
-
- case OCTNET_CMD_VERBOSE_DISABLE:
- dev_info(&oct->pci_dev->dev, "%s LRO Disabled\n",
- netdev->name);
- break;
-
- case OCTNET_CMD_ENABLE_VLAN_FILTER:
- dev_info(&oct->pci_dev->dev, "%s VLAN filter enabled\n",
- netdev->name);
- break;
-
- case OCTNET_CMD_ADD_VLAN_FILTER:
- dev_info(&oct->pci_dev->dev, "%s VLAN filter %d added\n",
- netdev->name, nctrl->ncmd.s.param1);
- break;
-
- case OCTNET_CMD_DEL_VLAN_FILTER:
- dev_info(&oct->pci_dev->dev, "%s VLAN filter %d removed\n",
- netdev->name, nctrl->ncmd.s.param1);
- break;
-
- case OCTNET_CMD_SET_SETTINGS:
- dev_info(&oct->pci_dev->dev, "%s settings changed\n",
- netdev->name);
-
- break;
- /* Case to handle "OCTNET_CMD_TNL_RX_CSUM_CTL"
- * Command passed by NIC driver
- */
- case OCTNET_CMD_TNL_RX_CSUM_CTL:
- if (nctrl->ncmd.s.param1 == OCTNET_CMD_RXCSUM_ENABLE) {
- netif_info(lio, probe, lio->netdev,
- "%s RX Checksum Offload Enabled\n",
- netdev->name);
- } else if (nctrl->ncmd.s.param1 ==
- OCTNET_CMD_RXCSUM_DISABLE) {
- netif_info(lio, probe, lio->netdev,
- "%s RX Checksum Offload Disabled\n",
- netdev->name);
- }
- break;
-
- /* Case to handle "OCTNET_CMD_TNL_TX_CSUM_CTL"
- * Command passed by NIC driver
- */
- case OCTNET_CMD_TNL_TX_CSUM_CTL:
- if (nctrl->ncmd.s.param1 == OCTNET_CMD_TXCSUM_ENABLE) {
- netif_info(lio, probe, lio->netdev,
- "%s TX Checksum Offload Enabled\n",
- netdev->name);
- } else if (nctrl->ncmd.s.param1 ==
- OCTNET_CMD_TXCSUM_DISABLE) {
- netif_info(lio, probe, lio->netdev,
- "%s TX Checksum Offload Disabled\n",
- netdev->name);
- }
- break;
-
- /* Case to handle "OCTNET_CMD_VXLAN_PORT_CONFIG"
- * Command passed by NIC driver
- */
- case OCTNET_CMD_VXLAN_PORT_CONFIG:
- if (nctrl->ncmd.s.more == OCTNET_CMD_VXLAN_PORT_ADD) {
- netif_info(lio, probe, lio->netdev,
- "%s VxLAN Destination UDP PORT:%d ADDED\n",
- netdev->name,
- nctrl->ncmd.s.param1);
- } else if (nctrl->ncmd.s.more ==
- OCTNET_CMD_VXLAN_PORT_DEL) {
- netif_info(lio, probe, lio->netdev,
- "%s VxLAN Destination UDP PORT:%d DELETED\n",
- netdev->name,
- nctrl->ncmd.s.param1);
- }
- break;
-
- case OCTNET_CMD_SET_FLOW_CTL:
- netif_info(lio, probe, lio->netdev, "Set RX/TX flow control parameters\n");
- break;
-
- default:
- dev_err(&oct->pci_dev->dev, "%s Unknown cmd %d\n", __func__,
- nctrl->ncmd.s.cmd);
- }
-}
-
/**
* \brief Converts a mask based on net device flags
* @param netdev network device
*/
static inline int send_nic_timestamp_pkt(struct octeon_device *oct,
struct octnic_data_pkt *ndata,
- struct octnet_buf_free_info *finfo,
- int xmit_more)
+ struct octnet_buf_free_info *finfo)
{
int retval;
struct octeon_soft_command *sc;
len = (u32)((struct octeon_instr_ih2 *)(&sc->cmd.cmd2.ih2))->dlengsz;
- ring_doorbell = !xmit_more;
+ ring_doorbell = 1;
retval = octeon_send_command(oct, sc->iq_no, ring_doorbell, &sc->cmd,
sc, len, ndata->reqtype);
union tx_info *tx_info;
int status = 0;
int q_idx = 0, iq_no = 0;
- int xmit_more, j;
+ int j;
u64 dptr = 0;
u32 tag = 0;
irh->vlan = skb_vlan_tag_get(skb) & 0xfff;
}
- xmit_more = skb->xmit_more;
-
if (unlikely(cmdsetup.s.timestamp))
- status = send_nic_timestamp_pkt(oct, &ndata, finfo, xmit_more);
+ status = send_nic_timestamp_pkt(oct, &ndata, finfo);
else
- status = octnet_send_nic_data_pkt(oct, &ndata, xmit_more);
+ status = octnet_send_nic_data_pkt(oct, &ndata);
if (status == IQ_SEND_FAILED)
goto lio_xmit_failed;
* OCTNET_CMD_RXCSUM_DISABLE
* @returns SUCCESS or FAILURE
*/
-int liquidio_set_rxcsum_command(struct net_device *netdev, int command,
- u8 rx_cmd)
+static int liquidio_set_rxcsum_command(struct net_device *netdev, int command,
+ u8 rx_cmd)
{
struct lio *lio = GET_LIO(netdev);
struct octeon_device *oct = lio->oct_dev;
return ret;
}
-int liquidio_set_feature(struct net_device *netdev, int cmd, u16 param1)
-{
- struct lio *lio = GET_LIO(netdev);
- struct octeon_device *oct = lio->oct_dev;
- struct octnic_ctrl_pkt nctrl;
- int ret = 0;
-
- memset(&nctrl, 0, sizeof(struct octnic_ctrl_pkt));
-
- nctrl.ncmd.u64 = 0;
- nctrl.ncmd.s.cmd = cmd;
- nctrl.ncmd.s.param1 = param1;
- nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
- nctrl.wait_time = 100;
- nctrl.netpndev = (u64)netdev;
- nctrl.cb_fn = liquidio_link_ctrl_cmd_completion;
-
- ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
- if (ret < 0) {
- dev_err(&oct->pci_dev->dev, "Feature change failed in core (ret: 0x%x)\n",
- ret);
- }
- return ret;
-}
-
/** \brief Net device fix features
* @param netdev pointer to network device
* @param request features requested
union oct_nic_if_cfg if_cfg;
unsigned int base_queue;
unsigned int gmx_port_id;
- u32 resp_size, ctx_size;
+ u32 resp_size, ctx_size, data_size;
u32 ifidx_or_pfnum;
+ struct lio_version *vdata;
/* This is to handle link status changes */
octeon_register_dispatch_fn(octeon_dev, OPCODE_NIC,
for (i = 0; i < octeon_dev->ifcount; i++) {
resp_size = sizeof(struct liquidio_if_cfg_resp);
ctx_size = sizeof(struct liquidio_if_cfg_context);
+ data_size = sizeof(struct lio_version);
sc = (struct octeon_soft_command *)
- octeon_alloc_soft_command(octeon_dev, 0,
+ octeon_alloc_soft_command(octeon_dev, data_size,
resp_size, ctx_size);
resp = (struct liquidio_if_cfg_resp *)sc->virtrptr;
ctx = (struct liquidio_if_cfg_context *)sc->ctxptr;
+ vdata = (struct lio_version *)sc->virtdptr;
- num_iqueues =
- CFG_GET_NUM_TXQS_NIC_IF(octeon_get_conf(octeon_dev), i);
- num_oqueues =
- CFG_GET_NUM_RXQS_NIC_IF(octeon_get_conf(octeon_dev), i);
- base_queue =
- CFG_GET_BASE_QUE_NIC_IF(octeon_get_conf(octeon_dev), i);
- gmx_port_id =
- CFG_GET_GMXID_NIC_IF(octeon_get_conf(octeon_dev), i);
- ifidx_or_pfnum = i;
+ *((u64 *)vdata) = 0;
+ vdata->major = cpu_to_be16(LIQUIDIO_BASE_MAJOR_VERSION);
+ vdata->minor = cpu_to_be16(LIQUIDIO_BASE_MINOR_VERSION);
+ vdata->micro = cpu_to_be16(LIQUIDIO_BASE_MICRO_VERSION);
+
+ if (OCTEON_CN23XX_PF(octeon_dev)) {
+ num_iqueues = octeon_dev->sriov_info.num_pf_rings;
+ num_oqueues = octeon_dev->sriov_info.num_pf_rings;
+ base_queue = octeon_dev->sriov_info.pf_srn;
+
+ gmx_port_id = octeon_dev->pf_num;
+ ifidx_or_pfnum = octeon_dev->pf_num;
+ } else {
+ num_iqueues = CFG_GET_NUM_TXQS_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ num_oqueues = CFG_GET_NUM_RXQS_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ base_queue = CFG_GET_BASE_QUE_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ gmx_port_id = CFG_GET_GMXID_NIC_IF(
+ octeon_get_conf(octeon_dev), i);
+ ifidx_or_pfnum = i;
+ }
dev_dbg(&octeon_dev->pci_dev->dev,
"requesting config for interface %d, iqs %d, oqs %d\n",
lio->msg_enable = netif_msg_init(debug, DEFAULT_MSG_ENABLE);
- lio->dev_capability = NETIF_F_HIGHDMA
- | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM
- | NETIF_F_SG | NETIF_F_RXCSUM
- | NETIF_F_GRO
- | NETIF_F_TSO | NETIF_F_TSO6
- | NETIF_F_LRO;
+ if (OCTEON_CN23XX_PF(octeon_dev) ||
+ OCTEON_CN6XXX(octeon_dev)) {
+ lio->dev_capability = NETIF_F_HIGHDMA
+ | NETIF_F_IP_CSUM
+ | NETIF_F_IPV6_CSUM
+ | NETIF_F_SG | NETIF_F_RXCSUM
+ | NETIF_F_GRO
+ | NETIF_F_TSO | NETIF_F_TSO6
+ | NETIF_F_LRO;
+ }
netif_set_gso_max_size(netdev, OCTNIC_GSO_MAX_SIZE);
/* Copy of transmit encapsulation capabilities:
octeon_set_io_queues_off(octeon_dev);
+ if (OCTEON_CN23XX_PF(octeon_dev)) {
+ ret = octeon_dev->fn_list.setup_device_regs(octeon_dev);
+ if (ret) {
+ dev_err(&octeon_dev->pci_dev->dev, "OCTEON: Failed to configure device registers\n");
+ return ret;
+ }
+ }
+
+ /* Initialize soft command buffer pool
+ */
+ if (octeon_setup_sc_buffer_pool(octeon_dev)) {
+ dev_err(&octeon_dev->pci_dev->dev, "sc buffer pool allocation failed\n");
+ return 1;
+ }
+ atomic_set(&octeon_dev->status, OCT_DEV_SC_BUFF_POOL_INIT_DONE);
+
/* Setup the data structures that manage this Octeon's Input queues. */
if (octeon_setup_instr_queues(octeon_dev)) {
dev_err(&octeon_dev->pci_dev->dev,
}
atomic_set(&octeon_dev->status, OCT_DEV_INSTR_QUEUE_INIT_DONE);
- /* Initialize soft command buffer pool
- */
- if (octeon_setup_sc_buffer_pool(octeon_dev)) {
- dev_err(&octeon_dev->pci_dev->dev, "sc buffer pool allocation failed\n");
- return 1;
- }
- atomic_set(&octeon_dev->status, OCT_DEV_SC_BUFF_POOL_INIT_DONE);
-
/* Initialize lists to manage the requests of different types that
* arrive from user & kernel applications for this octeon device.
*/
octeon_dev->fn_list.enable_interrupt(octeon_dev->chip);
/* Enable the input and output queues for this Octeon device */
- octeon_dev->fn_list.enable_io_queues(octeon_dev);
+ ret = octeon_dev->fn_list.enable_io_queues(octeon_dev);
+ if (ret) {
+ dev_err(&octeon_dev->pci_dev->dev, "Failed to enable input/output queues");
+ return ret;
+ }
atomic_set(&octeon_dev->status, OCT_DEV_IO_QUEUES_DONE);