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[v2,12/15] PCI: cadence: Remove pci_epf_linkup from Cadence EP driver

Message ID 20190114111513.21618-13-kishon@ti.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show
Series PCI: endpoint: Cleanup EPC features | expand

Commit Message

Kishon Vijay Abraham I Jan. 14, 2019, 11:15 a.m. UTC 
pci_epf_linkup is intended to be invoked if the EPC supports linkup
notification. Now that pci-epf-test uses get_features callback, which
indicates Cadence EP driver doesn't support linkup notification, remove
pci_epf_linkup from Cadence EP driver.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
 drivers/pci/controller/pcie-cadence-ep.c | 12 ------------
 1 file changed, 12 deletions(-)
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Patch

diff --git a/drivers/pci/controller/pcie-cadence-ep.c b/drivers/pci/controller/pcie-cadence-ep.c
index 14c2545bb17e..def7820cb824 100644
--- a/drivers/pci/controller/pcie-cadence-ep.c
+++ b/drivers/pci/controller/pcie-cadence-ep.c
@@ -396,18 +396,6 @@  static int cdns_pcie_ep_start(struct pci_epc *epc)
 		cfg |= BIT(epf->func_no);
 	cdns_pcie_writel(pcie, CDNS_PCIE_LM_EP_FUNC_CFG, cfg);
 
-	/*
-	 * The PCIe links are automatically established by the controller
-	 * once for all at powerup: the software can neither start nor stop
-	 * those links later at runtime.
-	 *
-	 * Then we only have to notify the EP core that our links are already
-	 * established. However we don't call directly pci_epc_linkup() because
-	 * we've already locked the epc->lock.
-	 */
-	list_for_each_entry(epf, &epc->pci_epf, list)
-		pci_epf_linkup(epf);
-
 	return 0;
 }