NULL
};
+#define AR_VENDOR_ID 0x1d6c
static const struct rte_pci_id pci_id_ark_map[] = {
- {RTE_PCI_DEVICE(0x1d6c, 0x100d)},
- {RTE_PCI_DEVICE(0x1d6c, 0x100e)},
- {RTE_PCI_DEVICE(0x1d6c, 0x100f)},
- {RTE_PCI_DEVICE(0x1d6c, 0x1010)},
- {RTE_PCI_DEVICE(0x1d6c, 0x1017)},
- {RTE_PCI_DEVICE(0x1d6c, 0x1018)},
- {RTE_PCI_DEVICE(0x1d6c, 0x1019)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x100d)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x100e)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x100f)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x1010)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x1017)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x1018)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x1019)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101a)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101b)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101c)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101e)},
+ {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101f)},
{.vendor_id = 0, /* sentinel */ },
};
+/*
+ * This structure is used to statically define the capabilities
+ * of supported devices.
+ * Capabilities:
+ * rqpacing -
+ * Some HW variants require that PCIe read-requests be correctly throttled.
+ * This is called "rqpacing" and has to do with credit and flow control
+ * on certain Arkville implementations.
+ */
+struct ark_caps {
+ bool rqpacing;
+ bool isvf;
+};
+struct ark_dev_caps {
+ uint32_t device_id;
+ struct ark_caps caps;
+};
+#define SET_DEV_CAPS(id, rqp, vf) \
+ {id, {.rqpacing = rqp, .isvf = vf} }
+
+static const struct ark_dev_caps
+ark_device_caps[] = {
+ SET_DEV_CAPS(0x100d, true, false),
+ SET_DEV_CAPS(0x100e, true, false),
+ SET_DEV_CAPS(0x100f, true, false),
+ SET_DEV_CAPS(0x1010, false, false),
+ SET_DEV_CAPS(0x1017, true, false),
+ SET_DEV_CAPS(0x1018, true, false),
+ SET_DEV_CAPS(0x1019, true, false),
+ SET_DEV_CAPS(0x101a, true, false),
+ SET_DEV_CAPS(0x101b, true, false),
+ SET_DEV_CAPS(0x101c, true, true),
+ SET_DEV_CAPS(0x101e, false, false),
+ SET_DEV_CAPS(0x101f, false, false),
+ {.device_id = 0,}
+};
+
static int
eth_ark_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
struct rte_pci_device *pci_dev)
int ret;
int port_count = 1;
int p;
+ bool rqpacing = false;
ark->eth_dev = dev;
rte_eth_copy_pci_info(dev, pci_dev);
dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
+ p = 0;
+ while (ark_device_caps[p].device_id != 0) {
+ if (pci_dev->id.device_id == ark_device_caps[p].device_id) {
+ rqpacing = ark_device_caps[p].caps.rqpacing;
+ ark->isvf = ark_device_caps[p].caps.isvf;
+ break;
+ }
+ p++;
+ }
+
/* Use dummy function until setup */
dev->rx_pkt_burst = rte_eth_pkt_burst_dummy;
dev->tx_pkt_burst = rte_eth_pkt_burst_dummy;
ark->pktgen.v = (void *)&ark->bar0[ARK_PKTGEN_BASE];
ark->pktchkr.v = (void *)&ark->bar0[ARK_PKTCHKR_BASE];
- ark->rqpacing =
- (struct ark_rqpace_t *)(ark->bar0 + ARK_RCPACING_BASE);
+ if (rqpacing) {
+ ark->rqpacing =
+ (struct ark_rqpace_t *)(ark->bar0 + ARK_RCPACING_BASE);
+ } else {
+ ark->rqpacing = NULL;
+ }
ark->started = 0;
ark->pkt_dir_v = ARK_PKT_DIR_INIT_VAL;
return -1;
}
if (ark->sysctrl.t32[3] != 0) {
- if (ark_rqp_lasped(ark->rqpacing)) {
- ARK_PMD_LOG(ERR, "Arkville Evaluation System - "
- "Timer has Expired\n");
- return -1;
+ if (ark->rqpacing) {
+ if (ark_rqp_lasped(ark->rqpacing)) {
+ ARK_PMD_LOG(ERR, "Arkville Evaluation System - "
+ "Timer has Expired\n");
+ return -1;
+ }
+ ARK_PMD_LOG(WARNING, "Arkville Evaluation System - "
+ "Timer is Running\n");
}
- ARK_PMD_LOG(WARNING, "Arkville Evaluation System - "
- "Timer is Running\n");
}
ARK_PMD_LOG(DEBUG,
* Make sure that the packet director, generator and checker are in a
* known state
*/
- ark->start_pg = 0;
- ark->pg = ark_pktgen_init(ark->pktgen.v, 0, 1);
- if (ark->pg == NULL)
- return -1;
- ark_pktgen_reset(ark->pg);
- ark->pc = ark_pktchkr_init(ark->pktchkr.v, 0, 1);
- if (ark->pc == NULL)
- return -1;
- ark_pktchkr_stop(ark->pc);
- ark->pd = ark_pktdir_init(ark->pktdir.v);
- if (ark->pd == NULL)
- return -1;
-
+ if (!ark->isvf) {
+ ark->start_pg = 0;
+ ark->pg_running = 0;
+ ark->pg = ark_pktgen_init(ark->pktgen.v, 0, 1);
+ if (ark->pg == NULL)
+ return -1;
+ ark_pktgen_reset(ark->pg);
+ ark->pc = ark_pktchkr_init(ark->pktchkr.v, 0, 1);
+ if (ark->pc == NULL)
+ return -1;
+ ark_pktchkr_stop(ark->pc);
+ ark->pd = ark_pktdir_init(ark->pktdir.v);
+ if (ark->pd == NULL)
+ return -1;
+ }
/* Verify HW */
if (ark_udm_verify(ark->udm.v))
return -1;
if (ark_ddm_verify(ark->ddm.v))
return -1;
- /* UDM */
- if (ark_udm_reset(ark->udm.v)) {
- ARK_PMD_LOG(ERR, "Unable to stop and reset UDM\n");
- return -1;
- }
- /* Keep in reset until the MPU are cleared */
-
/* MPU reset */
mpu = ark->mpurx.v;
num_q = ark_api_num_queues(mpu);
ark->rx_queues = num_q;
for (i = 0; i < num_q; i++) {
- ark_mpu_reset(mpu);
mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
}
- ark_udm_stop(ark->udm.v, 0);
- ark_udm_configure(ark->udm.v,
- RTE_PKTMBUF_HEADROOM,
- RTE_MBUF_DEFAULT_DATAROOM,
- ARK_RX_WRITE_TIME_NS);
- ark_udm_stats_reset(ark->udm.v);
- ark_udm_stop(ark->udm.v, 0);
-
- /* TX -- DDM */
- if (ark_ddm_stop(ark->ddm.v, 1))
- ARK_PMD_LOG(ERR, "Unable to stop DDM\n");
-
mpu = ark->mputx.v;
num_q = ark_api_num_queues(mpu);
ark->tx_queues = num_q;
for (i = 0; i < num_q; i++) {
- ark_mpu_reset(mpu);
mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
}
- ark_ddm_reset(ark->ddm.v);
- ark_ddm_stats_reset(ark->ddm.v);
-
- ark_ddm_stop(ark->ddm.v, 0);
- ark_rqp_stats_reset(ark->rqpacing);
+ if (!ark->isvf && ark->rqpacing)
+ ark_rqp_stats_reset(ark->rqpacing);
return 0;
}
ark->user_ext.dev_uninit(dev,
ark->user_data[dev->data->port_id]);
- ark_pktgen_uninit(ark->pg);
- ark_pktchkr_uninit(ark->pc);
+ if (!ark->isvf) {
+ ark_pktgen_uninit(ark->pg);
+ ark_pktchkr_uninit(ark->pc);
+ }
return 0;
}
int i;
/* RX Side */
- /* start UDM */
- ark_udm_start(ark->udm.v);
-
for (i = 0; i < dev->data->nb_rx_queues; i++)
eth_ark_rx_start_queue(dev, i);
for (i = 0; i < dev->data->nb_tx_queues; i++)
eth_ark_tx_queue_start(dev, i);
- /* start DDM */
- ark_ddm_start(ark->ddm.v);
-
ark->started = 1;
/* set xmit and receive function */
dev->rx_pkt_burst = ð_ark_recv_pkts;
dev->tx_pkt_burst = ð_ark_xmit_pkts;
- if (ark->start_pg)
+ if (!ark->isvf && ark->start_pg)
ark_pktchkr_run(ark->pc);
- if (ark->start_pg && (dev->data->port_id == 0)) {
+ if (!ark->isvf && ark->start_pg && !ark->pg_running) {
pthread_t thread;
/* Delay packet generatpr start allow the hardware to be ready
* This is only used for sanity checking with internal generator
*/
- if (rte_ctrl_thread_create(&thread, "ark-delay-pg", NULL,
+ char tname[32];
+ snprintf(tname, sizeof(tname), "ark-delay-pg-%d",
+ dev->data->port_id);
+
+ if (rte_ctrl_thread_create(&thread, tname, NULL,
ark_pktgen_delay_start, ark->pg)) {
ARK_PMD_LOG(ERR, "Could not create pktgen "
"starter thread\n");
return -1;
}
+ ark->pg_running = 1;
}
if (ark->user_ext.dev_start)
uint16_t i;
int status;
struct ark_adapter *ark = dev->data->dev_private;
- struct ark_mpu_t *mpu;
if (ark->started == 0)
return 0;
ark->user_data[dev->data->port_id]);
/* Stop the packet generator */
- if (ark->start_pg)
+ if (!ark->isvf && ark->start_pg && ark->pg_running) {
ark_pktgen_pause(ark->pg);
+ ark->pg_running = 0;
+ }
dev->rx_pkt_burst = rte_eth_pkt_burst_dummy;
dev->tx_pkt_burst = rte_eth_pkt_burst_dummy;
+ /* Stop RX Side */
+ for (i = 0; i < dev->data->nb_rx_queues; i++)
+ eth_ark_rx_stop_queue(dev, i);
+
/* STOP TX Side */
for (i = 0; i < dev->data->nb_tx_queues; i++) {
status = eth_ark_tx_queue_stop(dev, i);
}
}
- /* Stop DDM */
- /* Wait up to 0.1 second. each stop is up to 1000 * 10 useconds */
- for (i = 0; i < 10; i++) {
- status = ark_ddm_stop(ark->ddm.v, 1);
- if (status == 0)
- break;
- }
- if (status || i != 0) {
- ARK_PMD_LOG(ERR, "DDM stop anomaly. status:"
- " %d iter: %u. (%s)\n",
- status,
- i,
- __func__);
- ark_ddm_dump(ark->ddm.v, "Stop anomaly");
-
- mpu = ark->mputx.v;
- for (i = 0; i < ark->tx_queues; i++) {
- ark_mpu_dump(mpu, "DDM failure dump", i);
- mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
- }
- }
-
- /* STOP RX Side */
- /* Stop UDM multiple tries attempted */
- for (i = 0; i < 10; i++) {
- status = ark_udm_stop(ark->udm.v, 1);
- if (status == 0)
- break;
- }
- if (status || i != 0) {
- ARK_PMD_LOG(ERR, "UDM stop anomaly. status %d iter: %u. (%s)\n",
- status, i, __func__);
- ark_udm_dump(ark->udm.v, "Stop anomaly");
-
- mpu = ark->mpurx.v;
- for (i = 0; i < ark->rx_queues; i++) {
- ark_mpu_dump(mpu, "UDM Stop anomaly", i);
- mpu = RTE_PTR_ADD(mpu, ARK_MPU_QOFFSET);
- }
- }
-
ark_udm_dump_stats(ark->udm.v, "Post stop");
- ark_udm_dump_perf(ark->udm.v, "Post stop");
for (i = 0; i < dev->data->nb_rx_queues; i++)
eth_ark_rx_dump_queue(dev, i, __func__);
/* Stop the packet checker if it is running */
- if (ark->start_pg) {
+ if (!ark->isvf && ark->start_pg) {
ark_pktchkr_dump_stats(ark->pc);
ark_pktchkr_stop(ark->pc);
}
ark->user_data[dev->data->port_id]);
eth_ark_dev_stop(dev);
- eth_ark_udm_force_close(dev);
/*
- * TODO This should only be called once for the device during shutdown
+ * This should only be called once for the device during shutdown
*/
- ark_rqp_dump(ark->rqpacing);
+ if (ark->rqpacing)
+ ark_rqp_dump(ark->rqpacing);
+
+ /* return to power-on state */
+ if (ark->pd)
+ ark_pktdir_setup(ark->pd, ARK_PKT_DIR_INIT_VAL);
for (i = 0; i < dev->data->nb_tx_queues; i++) {
eth_ark_tx_queue_release(dev->data->tx_queues[i]);
goto free_kvlist;
}
+ if (ark->isvf) {
+ ret = 0;
+ goto free_kvlist;
+ }
ARK_PMD_LOG(INFO, "packet director set to 0x%x\n", ark->pkt_dir_v);
/* Setup the packet director */
ark_pktdir_setup(ark->pd, ark->pkt_dir_v);