diff mbox

[net-next,v2,7/8] amd-xgbe-phy: Print out the auto-negotiation method used

Message ID 20140729135749.2791.30684.stgit@tlendack-t1.amdoffice.net
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Tom Lendacky July 29, 2014, 1:57 p.m. UTC 
Add a netdev_info statement detailing whether auto-negotiation was
completed through parallel detection or through the auto-negotiation
protocol.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
---
 drivers/net/phy/amd-xgbe-phy.c |    8 ++++++++
 1 file changed, 8 insertions(+)


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diff mbox

Patch

diff --git a/drivers/net/phy/amd-xgbe-phy.c b/drivers/net/phy/amd-xgbe-phy.c
index 39428e5..388e302 100644
--- a/drivers/net/phy/amd-xgbe-phy.c
+++ b/drivers/net/phy/amd-xgbe-phy.c
@@ -857,6 +857,7 @@  static void amd_xgbe_an_state_machine(struct work_struct *work)
 	struct phy_device *phydev = priv->phydev;
 	enum amd_xgbe_phy_an cur_state;
 	int sleep;
+	unsigned int an_supported = 0;
 
 	while (1) {
 		mutex_lock(&priv->an_mutex);
@@ -866,6 +867,7 @@  static void amd_xgbe_an_state_machine(struct work_struct *work)
 		switch (priv->an_state) {
 		case AMD_XGBE_AN_START:
 			priv->an_state = amd_xgbe_an_start(phydev);
+			an_supported = 0;
 			break;
 
 		case AMD_XGBE_AN_EVENT:
@@ -874,6 +876,7 @@  static void amd_xgbe_an_state_machine(struct work_struct *work)
 
 		case AMD_XGBE_AN_PAGE_RECEIVED:
 			priv->an_state = amd_xgbe_an_page_received(phydev);
+			an_supported++;
 			break;
 
 		case AMD_XGBE_AN_INCOMPAT_LINK:
@@ -881,6 +884,11 @@  static void amd_xgbe_an_state_machine(struct work_struct *work)
 			break;
 
 		case AMD_XGBE_AN_COMPLETE:
+			netdev_info(phydev->attached_dev, "%s successful\n",
+				    an_supported ? "Auto negotiation"
+						 : "Parallel detection");
+			/* fall through */
+
 		case AMD_XGBE_AN_NO_LINK:
 		case AMD_XGBE_AN_EXIT:
 			goto exit_unlock;