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net/mlx5: Reuse exported virtfn index function call

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Instead open-code iteration to compare virtfn internal index, use newly
introduced pci_iov_vf_id() call.

Link: https://lore.kernel.org/all/20220224142024.147653-3-yishaih@nvidia.com
Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
This commit is contained in:
Leon Romanovsky 2022-02-24 16:20:11 +02:00
parent 21ca9fb62d
commit 6ebd25b80c
1 changed files with 2 additions and 13 deletions
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15
drivers/net/ethernet/mellanox/mlx5/core/sriov.c
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@ -205,19 +205,8 @@ int mlx5_core_sriov_set_msix_vec_count(struct pci_dev *vf, int msix_vec_count)
mlx5_get_default_msix_vec_count(dev, pci_num_vf(pf));
sriov = &dev->priv.sriov;
/* Reversed translation of PCI VF function number to the internal
* function_id, which exists in the name of virtfn symlink.
*/
for (id = 0; id < pci_num_vf(pf); id++) {
if (!sriov->vfs_ctx[id].enabled)
continue;
if (vf->devfn == pci_iov_virtfn_devfn(pf, id))
break;
}
if (id == pci_num_vf(pf) || !sriov->vfs_ctx[id].enabled)
id = pci_iov_vf_id(vf);
if (id < 0 || !sriov->vfs_ctx[id].enabled)
return -EINVAL;
return mlx5_set_msix_vec_count(dev, id + 1, msix_vec_count);