Messages in this thread Patch in this message |  | | From | Sebastian Hesselbarth <> | Subject | [PATCH v1 6/6] net: phy: suspend phydev when going to HALTED | Date | Sun, 8 Dec 2013 15:40:31 +0100 |
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When phydev is going to HALTED state, we can try to suspend it to safe more power. phy_suspend helper will check if PHY can be suspended, so just call it when entering HALTED state.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Acked-by: Mugunthan V N <mugunthanvnm@ti.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> --- Cc: David Miller <davem@davemloft.net> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Mugunthan V N <mugunthanvnm@ti.com> Cc: netdev@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/net/phy/phy.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 36c6994..6429942 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -740,7 +740,7 @@ void phy_state_machine(struct work_struct *work) struct delayed_work *dwork = to_delayed_work(work); struct phy_device *phydev = container_of(dwork, struct phy_device, state_queue); - int needs_aneg = 0; + int needs_aneg = 0, do_suspend = 0; int err = 0; mutex_lock(&phydev->lock); @@ -855,6 +855,7 @@ void phy_state_machine(struct work_struct *work) phydev->link = 0; netif_carrier_off(phydev->attached_dev); phydev->adjust_link(phydev->attached_dev); + do_suspend = 1; } break; case PHY_RESUMING: @@ -913,6 +914,9 @@ void phy_state_machine(struct work_struct *work) if (needs_aneg) err = phy_start_aneg(phydev); + if (do_suspend) + phy_suspend(phydev); + if (err < 0) phy_error(phydev); -- 1.8.4.rc3
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