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| author | Thomas Gleixner <tglx@linutronix.de> | 2021-12-06 23:27:38 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2021-12-09 11:52:21 +0100 |
| commit | bec61847cdc7ff22d6d85e6e6436d4b7416c1f9b (patch) | |
| tree | 13617669d0290496c3de119b10ea5467fcad37e5 /arch/mips/pci | |
| parent | 793c5006769d77b8148236bc124b75e391110531 (diff) | |
| download | linux-bec61847cdc7ff22d6d85e6e6436d4b7416c1f9b.tar.gz linux-bec61847cdc7ff22d6d85e6e6436d4b7416c1f9b.tar.bz2 linux-bec61847cdc7ff22d6d85e6e6436d4b7416c1f9b.zip | |
MIPS: Octeon: Use arch_setup_msi_irq()
The core code provides the same loop code except for the MSI-X reject. Move
that to arch_setup_msi_irq() and remove the duplicated code.
No functional change.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Link: https://lore.kernel.org/r/20211206210224.319201379@linutronix.de
Diffstat (limited to 'arch/mips/pci')
| -rw-r--r-- | arch/mips/pci/msi-octeon.c | 32 |
1 files changed, 3 insertions, 29 deletions
diff --git a/arch/mips/pci/msi-octeon.c b/arch/mips/pci/msi-octeon.c index 288b58b00dc8..c2860ebbd863 100644 --- a/arch/mips/pci/msi-octeon.c +++ b/arch/mips/pci/msi-octeon.c @@ -68,6 +68,9 @@ int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) u64 search_mask; int index; + if (desc->pci.msi_attrib.is_msix) + return -EINVAL; + /* * Read the MSI config to figure out how many IRQs this device * wants. Most devices only want 1, which will give @@ -182,35 +185,6 @@ msi_irq_allocated: return 0; } -int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) -{ - struct msi_desc *entry; - int ret; - - /* - * MSI-X is not supported. - */ - if (type == PCI_CAP_ID_MSIX) - return -EINVAL; - - /* - * If an architecture wants to support multiple MSI, it needs to - * override arch_setup_msi_irqs() - */ - if (type == PCI_CAP_ID_MSI && nvec > 1) - return 1; - - for_each_pci_msi_entry(entry, dev) { - ret = arch_setup_msi_irq(dev, entry); - if (ret < 0) - return ret; - if (ret > 0) - return -ENOSPC; - } - - return 0; -} - /** * Called when a device no longer needs its MSI interrupts. All * MSI interrupts for the device are freed. |