diff options
| author | Robert Marko <robimarko@gmail.com> | 2024-02-28 18:24:09 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-03-01 08:56:39 +0000 |
| commit | f058b2dd70b1a5503dff899010aeb53b436091e5 (patch) | |
| tree | 187b612ef34f4431ffb30104acf3ee2af1eb7c22 /drivers/net/phy | |
| parent | f29f9199c2d2b3c258f577f438885288016847ed (diff) | |
net: phy: qcom: qca808x: add helper for checking for 1G only model
There are 2 versions of QCA808x, one 2.5G capable and one 1G capable.
Currently, this matter only in the .get_features call however, it will
be required for filling supported interface modes so lets add a helper
that can be reused.
Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy')
| -rw-r--r-- | drivers/net/phy/qcom/qca808x.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/net/phy/qcom/qca808x.c b/drivers/net/phy/qcom/qca808x.c index 2acf852fb4de..a4c61a8e07c3 100644 --- a/drivers/net/phy/qcom/qca808x.c +++ b/drivers/net/phy/qcom/qca808x.c @@ -156,6 +156,17 @@ static bool qca808x_has_fast_retrain_or_slave_seed(struct phy_device *phydev) return linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported); } +static bool qca808x_is_1g_only(struct phy_device *phydev) +{ + int ret; + + ret = phy_read_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_CHIP_TYPE); + if (ret < 0) + return true; + + return !!(QCA808X_PHY_CHIP_TYPE_1G & ret); +} + static int qca808x_probe(struct phy_device *phydev) { struct device *dev = &phydev->mdio.dev; @@ -350,11 +361,7 @@ static int qca808x_get_features(struct phy_device *phydev) * existed in the bit0 of MMD1.21, we need to remove it manually if * it is the qca8081 1G chip according to the bit0 of MMD7.0x901d. */ - ret = phy_read_mmd(phydev, MDIO_MMD_AN, QCA808X_PHY_MMD7_CHIP_TYPE); - if (ret < 0) - return ret; - - if (QCA808X_PHY_CHIP_TYPE_1G & ret) + if (qca808x_is_1g_only(phydev)) linkmode_clear_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, phydev->supported); return 0; |