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authorChristoph Hellwig <hch@lst.de>2021-03-26 07:13:11 +0100
committerMichael Ellerman <mpe@ellerman.id.au>2021-05-02 23:35:32 +1000
commit562d1e207d322e6346e8db91bbd11d94f16427d2 (patch)
tree5931d059fa8671f3ac144797a1a0fd6ea2f3e8a5 /arch/powerpc/platforms/pseries/pci.c
parent17ae69aba89dbfa2139b7f8024b757ab3cc42f59 (diff)
powerpc/powernv: remove the nvlink support
This code was only used by the vfio-nvlink2 code, which itself had no proper use. Drop this huge chunk of code build into every powernv or generic build. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20210326061311.1497642-3-hch@lst.de
Diffstat (limited to 'arch/powerpc/platforms/pseries/pci.c')
-rw-r--r--arch/powerpc/platforms/pseries/pci.c23
1 files changed, 0 insertions, 23 deletions
diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c
index 1bffbd1c9a94..3b6800f774c2 100644
--- a/arch/powerpc/platforms/pseries/pci.c
+++ b/arch/powerpc/platforms/pseries/pci.c
@@ -224,8 +224,6 @@ static void __init pSeries_request_regions(void)
void __init pSeries_final_fixup(void)
{
- struct pci_controller *hose;
-
pSeries_request_regions();
eeh_show_enabled();
@@ -234,27 +232,6 @@ void __init pSeries_final_fixup(void)
ppc_md.pcibios_sriov_enable = pseries_pcibios_sriov_enable;
ppc_md.pcibios_sriov_disable = pseries_pcibios_sriov_disable;
#endif
- list_for_each_entry(hose, &hose_list, list_node) {
- struct device_node *dn = hose->dn, *nvdn;
-
- while (1) {
- dn = of_find_all_nodes(dn);
- if (!dn)
- break;
- nvdn = of_parse_phandle(dn, "ibm,nvlink", 0);
- if (!nvdn)
- continue;
- if (!of_device_is_compatible(nvdn, "ibm,npu-link"))
- continue;
- if (!of_device_is_compatible(nvdn->parent,
- "ibm,power9-npu"))
- continue;
-#ifdef CONFIG_PPC_POWERNV
- WARN_ON_ONCE(pnv_npu2_init(hose));
-#endif
- break;
- }
- }
}
/*