amd-xgbe: Add PCI device support
Add support for new PCI devices to the driver.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c
index c7187fc..697483a 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c
@@ -291,6 +291,19 @@ int xgbe_config_netdev(struct xgbe_prv_data *pdata)
BUILD_BUG_ON_NOT_POWER_OF_2(XGBE_RX_DESC_CNT);
pdata->rx_desc_count = XGBE_RX_DESC_CNT;
+ /* Adjust the number of queues based on interrupts assigned */
+ if (pdata->channel_irq_count) {
+ pdata->tx_ring_count = min_t(unsigned int, pdata->tx_ring_count,
+ pdata->channel_irq_count);
+ pdata->rx_ring_count = min_t(unsigned int, pdata->rx_ring_count,
+ pdata->channel_irq_count);
+
+ if (netif_msg_probe(pdata))
+ dev_dbg(pdata->dev,
+ "adjusted TX/RX DMA channel count = %u/%u\n",
+ pdata->tx_ring_count, pdata->rx_ring_count);
+ }
+
/* Set the number of queues */
ret = netif_set_real_num_tx_queues(netdev, pdata->tx_ring_count);
if (ret) {
@@ -393,6 +406,11 @@ int xgbe_config_netdev(struct xgbe_prv_data *pdata)
xgbe_debugfs_init(pdata);
+ netif_dbg(pdata, drv, pdata->netdev, "%u Tx software queues\n",
+ pdata->tx_ring_count);
+ netif_dbg(pdata, drv, pdata->netdev, "%u Rx software queues\n",
+ pdata->rx_ring_count);
+
return 0;
err_wq:
@@ -431,11 +449,17 @@ static int __init xgbe_mod_init(void)
if (ret)
return ret;
+ ret = xgbe_pci_init();
+ if (ret)
+ return ret;
+
return 0;
}
static void __exit xgbe_mod_exit(void)
{
+ xgbe_pci_exit();
+
xgbe_platform_exit();
}