AuxXxilium/linux_dsm_epyc7002
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mlxsw: convert to pci_alloc_irq_vectors

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Trivial conversion as only one vector is supported, but at least we
lose the useless msix_entry member in the per-device structure.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Tested-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Hellwig 2017-04-11 13:01:25 +02:00 committed by David S. Miller
parent 4244de1c64
commit 3680b1f655
1 changed files with 6 additions and 7 deletions
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13
drivers/net/ethernet/mellanox/mlxsw/pci.c
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@ -136,7 +136,6 @@ struct mlxsw_pci {
u8 __iomem *hw_addr;
struct mlxsw_pci_queue_type_group queues[MLXSW_PCI_QUEUE_TYPE_COUNT];
u32 doorbell_offset;
struct msix_entry msix_entry;
struct mlxsw_core *core;
struct {
struct mlxsw_pci_mem_item *items;
@ -1409,7 +1408,7 @@ static int mlxsw_pci_init(void *bus_priv, struct mlxsw_core *mlxsw_core,
if (err)
goto err_aqs_init;
err = request_irq(mlxsw_pci->msix_entry.vector,
err = request_irq(pci_irq_vector(pdev, 0),
mlxsw_pci_eq_irq_handler, 0,
mlxsw_pci->bus_info.device_kind, mlxsw_pci);
if (err) {
@ -1442,7 +1441,7 @@ static void mlxsw_pci_fini(void *bus_priv)
{
struct mlxsw_pci *mlxsw_pci = bus_priv;
free_irq(mlxsw_pci->msix_entry.vector, mlxsw_pci);
free_irq(pci_irq_vector(mlxsw_pci->pdev, 0), mlxsw_pci);
mlxsw_pci_aqs_fini(mlxsw_pci);
mlxsw_pci_fw_area_fini(mlxsw_pci);
mlxsw_pci_mbox_free(mlxsw_pci, &mlxsw_pci->cmd.out_mbox);
@ -1717,8 +1716,8 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto err_sw_reset;
}
err = pci_enable_msix_exact(pdev, &mlxsw_pci->msix_entry, 1);
if (err) {
err = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_MSIX);
if (err < 0) {
dev_err(&pdev->dev, "MSI-X init failed\n");
goto err_msix_init;
}
@ -1737,7 +1736,7 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;
err_bus_device_register:
pci_disable_msix(mlxsw_pci->pdev);
pci_free_irq_vectors(mlxsw_pci->pdev);
err_msix_init:
err_sw_reset:
iounmap(mlxsw_pci->hw_addr);
@ -1757,7 +1756,7 @@ static void mlxsw_pci_remove(struct pci_dev *pdev)
struct mlxsw_pci *mlxsw_pci = pci_get_drvdata(pdev);
mlxsw_core_bus_device_unregister(mlxsw_pci->core);
pci_disable_msix(mlxsw_pci->pdev);
pci_free_irq_vectors(mlxsw_pci->pdev);
iounmap(mlxsw_pci->hw_addr);
pci_release_regions(mlxsw_pci->pdev);
pci_disable_device(mlxsw_pci->pdev);