From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Sun, 10 Nov 2019 14:06:18 +0000
Subject: net: sfp: move tx disable on device down to main state machine
Patch-mainline: v5.5-rc1
Git-commit: 1539e0d33bbc948351e340daaff1f9d98acb3dde
References: bsc#1154353
Move the tx disable assertion on device down to the main state
machine.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/phy/sfp.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -1491,15 +1491,8 @@ static void sfp_sm_device(struct sfp *sf
break;
case SFP_DEV_UP:
- if (event == SFP_E_DEV_DOWN) {
- /* If the module has a PHY, avoid raising TX disable
- * as this resets the PHY. Otherwise, raise it to
- * turn the laser off.
- */
- if (!sfp->mod_phy)
- sfp_module_tx_disable(sfp);
+ if (event == SFP_E_DEV_DOWN)
sfp->sm_dev_state = SFP_DEV_DOWN;
- }
break;
}
}
@@ -1561,6 +1554,7 @@ static void sfp_sm_main(struct sfp *sfp,
sfp_sm_link_down(sfp);
if (sfp->mod_phy)
sfp_sm_phy_detach(sfp);
+ sfp_module_tx_disable(sfp);
sfp_sm_next(sfp, SFP_S_DOWN, 0);
return;
}