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From: Zach Brown <zach.brown@ni.com>
To: f.fainelli@gmail.com
Cc: devel@driverdev.osuosl.org, florian.c.schilhabel@googlemail.com,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	zach.brown@ni.com, gregkh@linuxfoundation.org,
	Larry.Finger@lwfinger.net, mlindner@marvell.com
Subject: [RFC v2 3/4] phy: Encapsulate actions performed during link state changes into function phy_adjust_link
Date: Tue, 27 Sep 2016 16:51:50 -0500	[thread overview]
Message-ID: <1475013111-18942-4-git-send-email-zach.brown@ni.com> (raw)
In-Reply-To: <1475013111-18942-1-git-send-email-zach.brown@ni.com>

During phy state machine state transitions some set of actions should
occur whenever the link state changes. These actions should be
encapsulated into a single function.

This patch adds the phy_adjust_link function, which is called whenever
phydev->adjust_link would have been called before. Actions that should
occur whenever the phy link is adjusted can now be added to the
phy_adjust_link function.

Signed-off-by: Zach Brown <zach.brown@ni.com>
---
 drivers/net/phy/phy.c | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index c6f6683..f5721db 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -893,6 +893,11 @@ void phy_start(struct phy_device *phydev)
 }
 EXPORT_SYMBOL(phy_start);
 
+static void phy_adjust_link(struct phy_device *phydev)
+{
+	phydev->adjust_link(phydev->attached_dev);
+}
+
 /**
  * phy_state_machine - Handle the state machine
  * @work: work_struct that describes the work to be done
@@ -935,7 +940,7 @@ void phy_state_machine(struct work_struct *work)
 		if (!phydev->link) {
 			phydev->state = PHY_NOLINK;
 			netif_carrier_off(phydev->attached_dev);
-			phydev->adjust_link(phydev->attached_dev);
+			phy_adjust_link(phydev);
 			break;
 		}
 
@@ -948,7 +953,7 @@ void phy_state_machine(struct work_struct *work)
 		if (err > 0) {
 			phydev->state = PHY_RUNNING;
 			netif_carrier_on(phydev->attached_dev);
-			phydev->adjust_link(phydev->attached_dev);
+			phy_adjust_link(phydev);
 
 		} else if (0 == phydev->link_timeout--)
 			needs_aneg = true;
@@ -975,7 +980,7 @@ void phy_state_machine(struct work_struct *work)
 			}
 			phydev->state = PHY_RUNNING;
 			netif_carrier_on(phydev->attached_dev);
-			phydev->adjust_link(phydev->attached_dev);
+			phy_adjust_link(phydev);
 		}
 		break;
 	case PHY_FORCING:
@@ -991,7 +996,7 @@ void phy_state_machine(struct work_struct *work)
 				needs_aneg = true;
 		}
 
-		phydev->adjust_link(phydev->attached_dev);
+		phy_adjust_link(phydev);
 		break;
 	case PHY_RUNNING:
 		/* Only register a CHANGE if we are polling and link changed
@@ -1020,7 +1025,7 @@ void phy_state_machine(struct work_struct *work)
 			netif_carrier_off(phydev->attached_dev);
 		}
 
-		phydev->adjust_link(phydev->attached_dev);
+		phy_adjust_link(phydev);
 
 		if (phy_interrupt_is_valid(phydev))
 			err = phy_config_interrupt(phydev,
@@ -1030,7 +1035,7 @@ void phy_state_machine(struct work_struct *work)
 		if (phydev->link) {
 			phydev->link = 0;
 			netif_carrier_off(phydev->attached_dev);
-			phydev->adjust_link(phydev->attached_dev);
+			phy_adjust_link(phydev);
 			do_suspend = true;
 		}
 		break;
@@ -1054,7 +1059,7 @@ void phy_state_machine(struct work_struct *work)
 				} else	{
 					phydev->state = PHY_NOLINK;
 				}
-				phydev->adjust_link(phydev->attached_dev);
+				phy_adjust_link(phydev);
 			} else {
 				phydev->state = PHY_AN;
 				phydev->link_timeout = PHY_AN_TIMEOUT;
@@ -1070,7 +1075,7 @@ void phy_state_machine(struct work_struct *work)
 			} else	{
 				phydev->state = PHY_NOLINK;
 			}
-			phydev->adjust_link(phydev->attached_dev);
+			phy_adjust_link(phydev);
 		}
 		break;
 	}
-- 
2.7.4

  parent reply	other threads:[~2016-09-27 21:51 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-27 21:51 [RFC v2 0/4] Add support for led triggers on phy link state change Zach Brown
2016-09-27 21:51 ` [RFC v2 1/4] skge: Change LED_OFF to LED_REG_OFF in marvel skge driver to avoid conflicts with leds namespace Zach Brown
2016-09-27 21:51 ` [RFC v2 2/4] staging: rtl8712: Change _LED_STATE enum in rtl871x driver to avoid conflicts with LED namespace Zach Brown
2016-09-28  9:27   ` Greg KH
2016-09-27 21:51 ` Zach Brown [this message]
2016-09-27 21:51 ` [RFC v2 4/4] phy, leds: add support for led triggers on phy link state change Zach Brown

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