diff mbox series

[v8,1/2] PCI: cadence: Shifting of a function to support new code.

Message ID 20210209144622.26683-2-nadeem@cadence.com
State New
Headers show
Series PCI: cadence: Retrain Link to work around Gen2 | expand

Commit Message

Nadeem Athani Feb. 9, 2021, 2:46 p.m. UTC
Moving the function cdns_pcie_host_wait_for_link() further up in the file,
as it's going to be used by upcoming additional code in the driver.

Signed-off-by: Nadeem Athani <nadeem@cadence.com>
---
 drivers/pci/controller/cadence/pcie-cadence-host.c | 33 +++++++++++-----------
 1 file changed, 16 insertions(+), 17 deletions(-)
diff mbox series

Patch

diff --git a/drivers/pci/controller/cadence/pcie-cadence-host.c b/drivers/pci/controller/cadence/pcie-cadence-host.c
index 811c1cb2e8de..9f7aa718c8d4 100644
--- a/drivers/pci/controller/cadence/pcie-cadence-host.c
+++ b/drivers/pci/controller/cadence/pcie-cadence-host.c
@@ -77,6 +77,22 @@  static struct pci_ops cdns_pcie_host_ops = {
 	.write		= pci_generic_config_write,
 };
 
+static int cdns_pcie_host_wait_for_link(struct cdns_pcie *pcie)
+{
+	struct device *dev = pcie->dev;
+	int retries;
+
+	/* Check if the link is up or not */
+	for (retries = 0; retries < LINK_WAIT_MAX_RETRIES; retries++) {
+		if (cdns_pcie_link_up(pcie)) {
+			dev_info(dev, "Link up\n");
+			return 0;
+		}
+		usleep_range(LINK_WAIT_USLEEP_MIN, LINK_WAIT_USLEEP_MAX);
+	}
+
+	return -ETIMEDOUT;
+}
 
 static int cdns_pcie_host_init_root_port(struct cdns_pcie_rc *rc)
 {
@@ -398,23 +414,6 @@  static int cdns_pcie_host_init(struct device *dev,
 	return cdns_pcie_host_init_address_translation(rc);
 }
 
-static int cdns_pcie_host_wait_for_link(struct cdns_pcie *pcie)
-{
-	struct device *dev = pcie->dev;
-	int retries;
-
-	/* Check if the link is up or not */
-	for (retries = 0; retries < LINK_WAIT_MAX_RETRIES; retries++) {
-		if (cdns_pcie_link_up(pcie)) {
-			dev_info(dev, "Link up\n");
-			return 0;
-		}
-		usleep_range(LINK_WAIT_USLEEP_MIN, LINK_WAIT_USLEEP_MAX);
-	}
-
-	return -ETIMEDOUT;
-}
-
 int cdns_pcie_host_setup(struct cdns_pcie_rc *rc)
 {
 	struct device *dev = rc->pcie.dev;