static int bcm_sf2_sw_mdio_read(struct mii_bus *bus, int addr, int regnum)
{
struct bcm_sf2_priv *priv = bus->priv;
/* Intercept reads from Broadcom pseudo-PHY address, else, send
* them to our master MDIO bus controller
*/
if (addr == BRCM_PSEUDO_PHY_ADDR && priv->indir_phy_mask & BIT(addr))
return bcm_sf2_sw_indir_rw(priv, 1, addr, regnum, 0);
else
return mdiobus_read(priv->master_mii_bus, addr, regnum);
}
static int bcm_sf2_sw_phy_read(struct dsa_switch *ds, int addr, int regnum)
{
/* Intercept reads from the MDIO broadcast address or Broadcom
* pseudo-PHY address
*/
switch (addr) {
case 0:
case BRCM_PSEUDO_PHY_ADDR:
return bcm_sf2_sw_indir_rw(ds, 1, addr, regnum, 0);
default:
return 0xffff;
}
}
static int bcm_sf2_sw_mdio_write(struct mii_bus *bus, int addr, int regnum,
u16 val)
{
struct bcm_sf2_priv *priv = bus->priv;
/* Intercept writes to the Broadcom pseudo-PHY address, else,
* send them to our master MDIO bus controller
*/
if (addr == BRCM_PSEUDO_PHY_ADDR && priv->indir_phy_mask & BIT(addr))
return bcm_sf2_sw_indir_rw(priv, 0, addr, regnum, val);
else
return mdiobus_write_nested(priv->master_mii_bus, addr,
regnum, val);
}
static int bcm_sf2_sw_phy_write(struct dsa_switch *ds, int addr, int regnum,
u16 val)
{
/* Intercept writes to the MDIO broadcast address or Broadcom
* pseudo-PHY address
*/
switch (addr) {
case 0:
case BRCM_PSEUDO_PHY_ADDR:
bcm_sf2_sw_indir_rw(ds, 0, addr, regnum, val);
break;
}
return 0;
}
