[PATCH] powerpc/powernv/pci: Drop VF MPS fixup
From: Oliver O'Halloran <oohall@gmail.com>
Date: 2020-09-02 04:01:54
Subsystem:
linux for powerpc (32-bit and 64-bit), pci enhanced error handling (eeh) for powerpc, the rest · Maintainers:
Madhavan Srinivasan, Mahesh J Salgaonkar, Linus Torvalds
The MPS field in the VF config space is marked as reserved in current versions of the SR-IOV spec. In other words, this fixup doesn't do anything. Signed-off-by: Oliver O'Halloran <oohall@gmail.com> --- arch/powerpc/platforms/powernv/eeh-powernv.c | 18 ------------------ 1 file changed, 18 deletions(-)
diff --git a/arch/powerpc/platforms/powernv/eeh-powernv.c b/arch/powerpc/platforms/powernv/eeh-powernv.c
index 9af8c3b98853..0cabe4e632e3 100644
--- a/arch/powerpc/platforms/powernv/eeh-powernv.c
+++ b/arch/powerpc/platforms/powernv/eeh-powernv.c@@ -1689,24 +1689,6 @@ static struct eeh_ops pnv_eeh_ops = { .notify_resume = NULL }; -#ifdef CONFIG_PCI_IOV -static void pnv_pci_fixup_vf_mps(struct pci_dev *pdev) -{ - struct pci_dn *pdn = pci_get_pdn(pdev); - int parent_mps; - - if (!pdev->is_virtfn) - return; - - /* Synchronize MPS for VF and PF */ - parent_mps = pcie_get_mps(pdev->physfn); - if ((128 << pdev->pcie_mpss) >= parent_mps) - pcie_set_mps(pdev, parent_mps); - pdn->mps = pcie_get_mps(pdev); -} -DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pnv_pci_fixup_vf_mps); -#endif /* CONFIG_PCI_IOV */ - /** * eeh_powernv_init - Register platform dependent EEH operations *
--
2.26.2