2014-05-27 23:39 GMT-07:00 Ondrej Zary <li...@rainbow-software.org>:
> On Wednesday 28 May 2014, Florian Fainelli wrote:
>> Hi,
>>
>> 2014-05-27 14:38 GMT-07:00 Ondrej Zary <li...@rainbow-software.org>:
>> > When link is lost on a card which uses internal PHY for 10 Mbit speeds,
>> > restart autonegotiation to allow switching between 10 and 100 Mbps
>> > speeds.
>>
>> I think you should take a look at implementing libphy read/write stubs
>> for this driver, that would allow you not to open-code such things.
>
> Yes, that would be good. However, I don't want to do any major PHY-related
> changes to the driver because it supports cards with various PHY
> configurations and I don't have all the different hardware to test.
That is completely fair, this is a fairly old driver, if it is not
broken, let's keep it as-is.
>
>> > Signed-off-by: Ondrej Zary <li...@rainbow-software.org>
>> > ---
>> > drivers/net/ethernet/ti/tlan.c | 14 ++++++++++++++
>> > 1 file changed, 14 insertions(+)
>> >
>> > diff --git a/drivers/net/ethernet/ti/tlan.c
>> > b/drivers/net/ethernet/ti/tlan.c index 31d4a96..1047b3f 100644
>> > --- a/drivers/net/ethernet/ti/tlan.c
>> > +++ b/drivers/net/ethernet/ti/tlan.c
>> > @@ -2721,6 +2721,7 @@ static void tlan_phy_finish_auto_neg(struct
>> > net_device *dev) else if (!(mode & 0x0080) && (mode & 0x0040))
>> > priv->tlan_full_duplex = true;
>> >
>> > + /* switch to internal PHY for 10 Mbps */
>> > if ((!(mode & 0x0180)) &&
>> > (priv->adapter->flags & TLAN_ADAPTER_USE_INTERN_10) &&
>> > (priv->phy_num != 0)) {
>> > @@ -2788,6 +2789,19 @@ static void tlan_phy_monitor(unsigned long data)
>> > dev->name);
>> > tlan_dio_write8(dev->base_addr, TLAN_LED_REG, 0);
>> > netif_carrier_off(dev);
>> > + if (priv->adapter->flags &
>> > TLAN_ADAPTER_USE_INTERN_10) { + /* power
>> > down internal PHY */
>> > + u16 data = MII_GC_PDOWN | MII_GC_LOOPBK
>> > + | MII_GC_ISOLATE;
>> > + tlan_mii_sync(dev->base_addr);
>> > + tlan_mii_write_reg(dev, priv->phy[0],
>> > + MII_GEN_CTL, data);
>> > + /* set to external PHY */
>> > + priv->phy_num = 1;
>> > + /* restart autonegotiation */
>> > + tlan_set_timer(dev, (4*HZ/10),
>> > TLAN_TIMER_PHY_PDOWN); + return;
>> > + }
>> > }
>> > }
>> >
>> > --
>> > Ondrej Zary
>> >
>> > --
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>
>
>
> --
> Ondrej Zary
--
Florian
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