Commit 87de0838 authored by Sunil Goutham's avatar Sunil Goutham Committed by David S. Miller

net: thunderx: Set max queue count taking XDP_TX into account

on T81 there are only 4 cores, hence setting max queue count to 4
would leave nothing for XDP_TX. This patch fixes this by doubling
max queue count in above scenarios.
Signed-off-by: default avatarSunil Goutham <sgoutham@cavium.com>
Signed-off-by: default avatarcjacob <cjacob@caviumnetworks.com>
Signed-off-by: default avatarAleksey Makarov <aleksey.makarov@cavium.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent aa136d0c
...@@ -1891,6 +1891,11 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ...@@ -1891,6 +1891,11 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
nic->pdev = pdev; nic->pdev = pdev;
nic->pnicvf = nic; nic->pnicvf = nic;
nic->max_queues = qcount; nic->max_queues = qcount;
/* If no of CPUs are too low, there won't be any queues left
* for XDP_TX, hence double it.
*/
if (!nic->t88)
nic->max_queues *= 2;
/* MAP VF's configuration registers */ /* MAP VF's configuration registers */
nic->reg_base = pcim_iomap(pdev, PCI_CFG_REG_BAR_NUM, 0); nic->reg_base = pcim_iomap(pdev, PCI_CFG_REG_BAR_NUM, 0);
......
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