[v3,1/2] net/ark: limited support for secondary processes
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Commit Message
From: John Miller <john.miller@atomicrules.com>
disable fpga device configuration for secondary processes.
This is minimum support to avoid unneeded fpga resets
Signed-off-by: John Miller <john.miller@atomicrules.com>
Signed-off-by: Ed Czeck <ed.czeck@atomicrules.com>
---
v2:
* Use standard logging
v3:
* clarify limits on secondary process support
---
drivers/net/ark/ark_ethdev.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
@@ -147,6 +147,9 @@ eth_ark_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
struct rte_eth_dev *eth_dev;
int ret;
+ if (rte_eal_process_type() == RTE_PROC_SECONDARY)
+ ARK_PMD_LOG(INFO, "ARK probed by secondary process\n");
+
eth_dev = rte_eth_dev_pci_allocate(pci_dev, sizeof(struct ark_adapter));
if (eth_dev == NULL)
@@ -385,9 +388,11 @@ eth_ark_dev_init(struct rte_eth_dev *dev)
0xcafef00d, ark->sysctrl.t32[4], __func__);
/* We are a single function multi-port device. */
- ret = ark_config_device(dev);
- if (ret)
- return -1;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ ret = ark_config_device(dev);
+ if (ret)
+ return -1;
+ }
dev->dev_ops = &ark_eth_dev_ops;
dev->rx_queue_count = eth_ark_dev_rx_queue_count;