On Tuesday 26 November 2013 10:11 PM, Loc Ho wrote:
> Hi,
> 
>>> int set_speed(struct *phy, int lane, u64 speed);
>>
>> it should be phy_set_speed.
> [Loc Ho]
> But your other functions don't repeat the prefix "phy"?

refer include/linux/phy/phy.h..

int phy_init(struct phy *phy);
int phy_exit(struct phy *phy);
int phy_power_on(struct phy *phy);
int phy_power_off(struct phy *phy);

??

> 
>>>
>>> where lane indicates the lane of the PHY and speed is the PHY speed in 
>>> hertz.
>>
>> Does lane here means the number of lanes? Is the lane also obtained after the
>> training sequence?
> [Loc Ho]
> Lane here is the lane with you are changing the speed. If there are
> two lanes, then 0 parameter would change lane 0. 1 would change lane
> 1.

can different lanes operate at different speed at the same time?

Thanks
Kishon
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