Re: [PATCH net-next 1/4] net: phy: broadcom: add exp register access methods without buslock

2020-05-10 Thread Andrew Lunn
On Sun, May 10, 2020 at 12:37:11AM +0200, Michael Walle wrote: > Add helper to read and write expansion registers without taking the mdio > lock. > > Please note, that this changes the semantics of the read and write. > Before there was no lock between selecting the expansion register and > the

Re: [PATCH net-next 1/4] net: phy: broadcom: add exp register access methods without buslock

2020-05-09 Thread Florian Fainelli
On 5/9/2020 3:37 PM, Michael Walle wrote: > Add helper to read and write expansion registers without taking the mdio > lock. > > Please note, that this changes the semantics of the read and write. > Before there was no lock between selecting the expansion register and > the actual read/write.

[PATCH net-next 1/4] net: phy: broadcom: add exp register access methods without buslock

2020-05-09 Thread Michael Walle
Add helper to read and write expansion registers without taking the mdio lock. Please note, that this changes the semantics of the read and write. Before there was no lock between selecting the expansion register and the actual read/write. This may lead to access failures if there are parallel