diff mbox

[v6,27/42] powerpc/powernv: Don't cover root bus in pnv_pci_reset_secondary_bus()

Message ID 1438834307-26960-28-git-send-email-gwshan@linux.vnet.ibm.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Gavin Shan Aug. 6, 2015, 4:11 a.m. UTC 
pnv_pci_reset_secondary_bus(), invoked by pcibios_reset_secondary_bus()
on PowerNV platform. The latter can't be called on root bus. So the
former needn't cover root bus as well.

Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
---
 arch/powerpc/platforms/powernv/eeh-powernv.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)
diff mbox

Patch

diff --git a/arch/powerpc/platforms/powernv/eeh-powernv.c b/arch/powerpc/platforms/powernv/eeh-powernv.c
index 95332e9..19cb947 100644
--- a/arch/powerpc/platforms/powernv/eeh-powernv.c
+++ b/arch/powerpc/platforms/powernv/eeh-powernv.c
@@ -1059,16 +1059,8 @@  static int pnv_eeh_vf_pe_reset(struct eeh_pe *pe, int option)
 
 void pnv_pci_reset_secondary_bus(struct pci_dev *dev)
 {
-	struct pci_controller *hose;
-
-	if (pci_is_root_bus(dev->bus)) {
-		hose = pci_bus_to_host(dev->bus);
-		pnv_eeh_root_reset(hose, EEH_RESET_HOT);
-		pnv_eeh_root_reset(hose, EEH_RESET_DEACTIVATE);
-	} else {
-		pnv_eeh_bridge_reset(dev, EEH_RESET_HOT);
-		pnv_eeh_bridge_reset(dev, EEH_RESET_DEACTIVATE);
-	}
+	pnv_eeh_bridge_reset(dev, EEH_RESET_HOT);
+	pnv_eeh_bridge_reset(dev, EEH_RESET_DEACTIVATE);
 }
 
 /**