Messages in this thread Patch in this message | | | From | alexander.levin@verizon ... | Subject | [PATCH AUTOSEL for 4.4 009/101] net: bcmgenet: power down internal phy if open or resume fails | Date | Thu, 7 Dec 2017 15:50:14 +0000 |
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From: Doug Berger <opendmb@gmail.com>
[ Upstream commit 7627409cc4970e8c8b9de6945ad86a575290a94e ]
Since the internal PHY is powered up during the open and resume functions it should be powered back down if the functions fail.
Fixes: 1c1008c793fa ("net: bcmgenet: add main driver file") Signed-off-by: Doug Berger <opendmb@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> --- drivers/net/ethernet/broadcom/genet/bcmgenet.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index f252ed25b75b..9217a0f4082f 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -2950,6 +2950,8 @@ err_irq0: err_fini_dma: bcmgenet_fini_dma(priv); err_clk_disable: + if (priv->internal_phy) + bcmgenet_power_down(priv, GENET_POWER_PASSIVE); clk_disable_unprepare(priv->clk); return ret; } @@ -3653,6 +3655,8 @@ static int bcmgenet_resume(struct device *d) return 0; out_clk_disable: + if (priv->internal_phy) + bcmgenet_power_down(priv, GENET_POWER_PASSIVE); clk_disable_unprepare(priv->clk); return ret; } -- 2.11.0
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