On Wed, May 13, 2020 at 04:25:44PM +0800, Huazhong Tan wrote: > From: Yufeng Mo <moyuf...@huawei.com> > > PHY loopback is already supported by genphy driver. This patch > adds the set_loopback interface to RTL8211F PHY driver, so the PHY > selftest can run properly on it. > > Signed-off-by: Yufeng Mo <moyuf...@huawei.com> > Signed-off-by: Jian Shen <shenjia...@huawei.com> > Signed-off-by: Huazhong Tan <tanhuazh...@huawei.com>
It took three people to write a 1 line patch? > --- > drivers/net/phy/realtek.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c > index c7229d0..6c5918c 100644 > --- a/drivers/net/phy/realtek.c > +++ b/drivers/net/phy/realtek.c > @@ -615,6 +615,7 @@ static struct phy_driver realtek_drvs[] = { > .resume = genphy_resume, > .read_page = rtl821x_read_page, > .write_page = rtl821x_write_page, > + .set_loopback = genphy_loopback, > }, { > .name = "Generic FE-GE Realtek PHY", > .match_phy_device = rtlgen_match_phy_device, Do you have access to the data sheets? Can you check if the other PHYs supported by this driver also support loopback in the standard way? They probably do. Andrew