[PATCH 1/4] pci: Fix setting controller's last_busno

Pali Rohár pali at kernel.org
Mon Jan 17 16:38:37 CET 2022


Initially it is set to dev_seq but update to the last bus number is
missing. Fix it.

Signed-off-by: Pali Rohár <pali at kernel.org>
---
 drivers/pci/pci-uclass.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
index 8c4d75bdb685..374b22601818 100644
--- a/drivers/pci/pci-uclass.c
+++ b/drivers/pci/pci-uclass.c
@@ -562,6 +562,8 @@ int pci_auto_config_devices(struct udevice *bus)
 		if (pplat->class == (PCI_CLASS_DISPLAY_VGA << 8))
 			set_vga_bridge_bits(dev);
 	}
+	if (hose->last_busno < sub_bus)
+		hose->last_busno = sub_bus;
 	debug("%s: done\n", __func__);
 
 	return log_msg_ret("sub", sub_bus);
-- 
2.20.1



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