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Tue, 19 Nov 2019 17:30:49 -0800 (PST) Received: from wafer.ozlabs.ibm.com ([122.99.82.10]) by smtp.gmail.com with ESMTPSA id b24sm26662116pfi.148.2019.11.19.17.30.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Nov 2019 17:30:49 -0800 (PST) From: Oliver O'Halloran To: linuxppc-dev@lists.ozlabs.org Subject: [Very RFC 41/46] powernv/eeh: Remove pdn setup for SR-IOV VFs Date: Wed, 20 Nov 2019 12:28:54 +1100 Message-Id: <20191120012859.23300-42-oohall@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191120012859.23300-1-oohall@gmail.com> References: <20191120012859.23300-1-oohall@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair@popple.id.au, Oliver O'Halloran , s.miroshnichenko@yadro.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" We don't need a pci_dn for the VF any more, so we can skip adding them. Signed-off-by: Oliver O'Halloran --- arch/powerpc/platforms/powernv/pci-ioda.c | 16 ---------------- 1 file changed, 16 deletions(-) diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index d111a50fbe68..d3e375d71cdc 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1526,7 +1526,6 @@ static void pnv_ioda_setup_vf_PE(struct pci_dev *pdev, u16 num_vfs) for (vf_index = 0; vf_index < num_vfs; vf_index++) { int vf_devfn = pci_iov_virtfn_devfn(pdev, vf_index); int vf_bus = pci_iov_virtfn_bus(pdev, vf_index); - struct pci_dn *vf_pdn; if (iov->m64_single_mode) pe_num = iov->pe_num_map[vf_index]; @@ -1558,15 +1557,6 @@ static void pnv_ioda_setup_vf_PE(struct pci_dev *pdev, u16 num_vfs) list_add_tail(&pe->list, &phb->ioda.pe_list); mutex_unlock(&phb->ioda.pe_list_mutex); - /* associate this pe to it's pdn */ - list_for_each_entry(vf_pdn, &pdn->parent->child_list, list) { - if (vf_pdn->busno == vf_bus && - vf_pdn->devfn == vf_devfn) { - vf_pdn->pe_number = pe_num; - break; - } - } - pnv_pci_ioda2_setup_dma_pe(phb, pe); #ifdef CONFIG_IOMMU_API iommu_register_group(&pe->table_group, @@ -1688,17 +1678,11 @@ int pnv_pci_sriov_enable(struct pci_dev *pdev, u16 num_vfs) int pnv_pcibios_sriov_disable(struct pci_dev *pdev) { pnv_pci_sriov_disable(pdev); - - /* Release PCI data */ - remove_sriov_vf_pdns(pdev); return 0; } int pnv_pcibios_sriov_enable(struct pci_dev *pdev, u16 num_vfs) { - /* Allocate PCI data */ - add_sriov_vf_pdns(pdev); - return pnv_pci_sriov_enable(pdev, num_vfs); } #endif /* CONFIG_PCI_IOV */ -- 2.21.0