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			118 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From ffbb1b37a3e1ce1a5c574a6bd4f5aede8bc468ac Mon Sep 17 00:00:00 2001
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| From: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
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| Date: Sat, 27 Feb 2021 20:20:07 -0800
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| Subject: [PATCH] Revert "net: phy: simplify phy_link_change arguments"
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| 
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| This reverts commit a307593a644443db12888f45eed0dafb5869e2cc.
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| 
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| This brings back the do_carrier flags used by the (hacky) next patch,
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| still required by target/linux/ramips/files/drivers/net/ethernet/ralink/mdio.c
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| ---
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|  drivers/net/phy/phy.c        | 12 ++++++------
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|  drivers/net/phy/phy_device.c | 12 +++++++-----
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|  drivers/net/phy/phylink.c    |  3 ++-
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|  include/linux/phy.h          |  2 +-
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|  4 files changed, 16 insertions(+), 13 deletions(-)
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| 
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| --- a/drivers/net/phy/phy.c
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| +++ b/drivers/net/phy/phy.c
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| @@ -71,13 +71,13 @@ static void phy_process_state_change(str
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|  
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|  static void phy_link_up(struct phy_device *phydev)
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|  {
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| -	phydev->phy_link_change(phydev, true);
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| +	phydev->phy_link_change(phydev, true, true);
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|  	phy_led_trigger_change_speed(phydev);
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|  }
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|  
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| -static void phy_link_down(struct phy_device *phydev)
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| +static void phy_link_down(struct phy_device *phydev, bool do_carrier)
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|  {
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| -	phydev->phy_link_change(phydev, false);
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| +	phydev->phy_link_change(phydev, false, do_carrier);
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|  	phy_led_trigger_change_speed(phydev);
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|  }
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|  
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| @@ -563,7 +563,7 @@ int phy_start_cable_test(struct phy_devi
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|  		goto out;
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|  
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|  	/* Mark the carrier down until the test is complete */
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| -	phy_link_down(phydev);
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| +	phy_link_down(phydev, true);
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|  
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|  	netif_testing_on(dev);
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|  	err = phydev->drv->cable_test_start(phydev);
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| @@ -634,7 +634,7 @@ int phy_start_cable_test_tdr(struct phy_
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|  		goto out;
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|  
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|  	/* Mark the carrier down until the test is complete */
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| -	phy_link_down(phydev);
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| +	phy_link_down(phydev, true);
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|  
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|  	netif_testing_on(dev);
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|  	err = phydev->drv->cable_test_tdr_start(phydev, config);
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| @@ -706,7 +706,7 @@ static int phy_check_link_status(struct
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|  		phy_link_up(phydev);
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|  	} else if (!phydev->link && phydev->state != PHY_NOLINK) {
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|  		phydev->state = PHY_NOLINK;
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| -		phy_link_down(phydev);
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| +		phy_link_down(phydev, true);
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|  	}
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|  
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|  	return 0;
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| @@ -1192,7 +1192,7 @@ void phy_state_machine(struct work_struc
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|  	case PHY_HALTED:
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|  		if (phydev->link) {
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|  			phydev->link = 0;
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| -			phy_link_down(phydev);
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| +			phy_link_down(phydev, true);
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|  		}
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|  		do_suspend = true;
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|  		break;
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| --- a/drivers/net/phy/phy_device.c
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| +++ b/drivers/net/phy/phy_device.c
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| @@ -1035,14 +1035,16 @@ struct phy_device *phy_find_first(struct
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|  }
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|  EXPORT_SYMBOL(phy_find_first);
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|  
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| -static void phy_link_change(struct phy_device *phydev, bool up)
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| +static void phy_link_change(struct phy_device *phydev, bool up, bool do_carrier)
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|  {
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|  	struct net_device *netdev = phydev->attached_dev;
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|  
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| -	if (up)
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| -		netif_carrier_on(netdev);
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| -	else
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| -		netif_carrier_off(netdev);
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| +	if (do_carrier) {
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| +		if (up)
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| +			netif_carrier_on(netdev);
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| +		else
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| +			netif_carrier_off(netdev);
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| +	}
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|  	phydev->adjust_link(netdev);
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|  	if (phydev->mii_ts && phydev->mii_ts->link_state)
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|  		phydev->mii_ts->link_state(phydev->mii_ts, phydev);
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| --- a/drivers/net/phy/phylink.c
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| +++ b/drivers/net/phy/phylink.c
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| @@ -1322,7 +1322,8 @@ void phylink_destroy(struct phylink *pl)
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|  }
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|  EXPORT_SYMBOL_GPL(phylink_destroy);
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|  
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| -static void phylink_phy_change(struct phy_device *phydev, bool up)
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| +static void phylink_phy_change(struct phy_device *phydev, bool up,
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| +			       bool do_carrier)
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|  {
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|  	struct phylink *pl = phydev->phylink;
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|  	bool tx_pause, rx_pause;
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| --- a/include/linux/phy.h
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| +++ b/include/linux/phy.h
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| @@ -706,7 +706,7 @@ struct phy_device {
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|  	u8 mdix;
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|  	u8 mdix_ctrl;
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|  
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| -	void (*phy_link_change)(struct phy_device *phydev, bool up);
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| +	void (*phy_link_change)(struct phy_device *, bool up, bool do_carrier);
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|  	void (*adjust_link)(struct net_device *dev);
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|  
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|  #if IS_ENABLED(CONFIG_MACSEC)
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