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authorVidya Sagar <vidyas@nvidia.com>2024-07-28 19:07:46 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-12-27 15:52:51 +0300
commitf858b0fab28d8bc2d0f0e8cd4afc3216f347cfcc (patch)
tree869e72bcc9d8e5c2301261c7683fa0c2b869e729 /drivers/pci/controller
parent9906dbe6001f5f56c12c67ef75432385c19a9341 (diff)
downloadlinux-f858b0fab28d8bc2d0f0e8cd4afc3216f347cfcc.tar.xz
PCI: Use preserve_config in place of pci_flags
[ Upstream commit 7246a4520b4bf1494d7d030166a11b5226f6d508 ] Use preserve_config in place of checking for PCI_PROBE_ONLY flag to enable support for "linux,pci-probe-only" on a per host bridge basis. This also obviates the use of adding PCI_REASSIGN_ALL_BUS flag if !PCI_PROBE_ONLY, as pci_assign_unassigned_root_bus_resources() takes care of reassigning the resources that are not already claimed. Link: https://lore.kernel.org/r/20240508174138.3630283-5-vidyas@nvidia.com Signed-off-by: Vidya Sagar <vidyas@nvidia.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/pci/controller')
-rw-r--r--drivers/pci/controller/pci-host-common.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/pci/controller/pci-host-common.c b/drivers/pci/controller/pci-host-common.c
index d3924a44db02..fd3020a399cf 100644
--- a/drivers/pci/controller/pci-host-common.c
+++ b/drivers/pci/controller/pci-host-common.c
@@ -73,10 +73,6 @@ int pci_host_common_probe(struct platform_device *pdev)
if (IS_ERR(cfg))
return PTR_ERR(cfg);
- /* Do not reassign resources if probe only */
- if (!pci_has_flag(PCI_PROBE_ONLY))
- pci_add_flags(PCI_REASSIGN_ALL_BUS);
-
bridge->sysdata = cfg;
bridge->ops = (struct pci_ops *)&ops->pci_ops;
bridge->msi_domain = true;