From 90532850eb210dff70423eaf20e323a91ef542d8 Mon Sep 17 00:00:00 2001 From: Oleksij Rempel Date: Fri, 6 May 2022 06:23:52 +0200 Subject: net: phy: introduce genphy_c45_pma_baset1_setup_master_slave() Move baset1 specific part of genphy_c45_pma_setup_forced() code to separate function to make it reusable by PHY drivers. Signed-off-by: Oleksij Rempel Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- include/linux/phy.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/phy.h b/include/linux/phy.h index 2d12054932ba..d3f924d3b235 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1614,6 +1614,7 @@ int genphy_c45_read_link(struct phy_device *phydev); int genphy_c45_read_lpa(struct phy_device *phydev); int genphy_c45_read_pma(struct phy_device *phydev); int genphy_c45_pma_setup_forced(struct phy_device *phydev); +int genphy_c45_pma_baset1_setup_master_slave(struct phy_device *phydev); int genphy_c45_an_config_aneg(struct phy_device *phydev); int genphy_c45_an_disable_aneg(struct phy_device *phydev); int genphy_c45_read_mdix(struct phy_device *phydev); -- cgit v1.2.3-71-gd317 From b9a366f3d874ce1c9c0148ec399f2ce4ab05a467 Mon Sep 17 00:00:00 2001 From: Oleksij Rempel Date: Fri, 6 May 2022 06:23:54 +0200 Subject: net: phy: introduce genphy_c45_pma_baset1_read_master_slave() Move baset1 specific part of genphy_c45_read_pma() code to separate function to make it reusable by PHY drivers. Signed-off-by: Oleksij Rempel Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- drivers/net/phy/phy-c45.c | 31 +++++++++++++++++++++++++------ include/linux/phy.h | 1 + 2 files changed, 26 insertions(+), 6 deletions(-) (limited to 'include/linux') diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c index b1f7c63f66cd..d440b76a18b4 100644 --- a/drivers/net/phy/phy-c45.c +++ b/drivers/net/phy/phy-c45.c @@ -550,6 +550,30 @@ int genphy_c45_read_lpa(struct phy_device *phydev) } EXPORT_SYMBOL_GPL(genphy_c45_read_lpa); +/** + * genphy_c45_pma_baset1_read_master_slave - read forced master/slave + * configuration + * @phydev: target phy_device struct + */ +int genphy_c45_pma_baset1_read_master_slave(struct phy_device *phydev) +{ + int val; + + phydev->master_slave_state = MASTER_SLAVE_STATE_UNKNOWN; + + val = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_PMA_PMD_BT1_CTRL); + if (val < 0) + return val; + + if (val & MDIO_PMA_PMD_BT1_CTRL_CFG_MST) + phydev->master_slave_state = MASTER_SLAVE_STATE_MASTER; + else + phydev->master_slave_state = MASTER_SLAVE_STATE_SLAVE; + + return 0; +} +EXPORT_SYMBOL_GPL(genphy_c45_pma_baset1_read_master_slave); + /** * genphy_c45_read_pma - read link speed etc from PMA * @phydev: target phy_device struct @@ -591,14 +615,9 @@ int genphy_c45_read_pma(struct phy_device *phydev) phydev->duplex = DUPLEX_FULL; if (genphy_c45_baset1_able(phydev)) { - val = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_PMA_PMD_BT1_CTRL); + val = genphy_c45_pma_baset1_read_master_slave(phydev); if (val < 0) return val; - - if (MDIO_PMA_PMD_BT1_CTRL_CFG_MST) - phydev->master_slave_state = MASTER_SLAVE_STATE_MASTER; - else - phydev->master_slave_state = MASTER_SLAVE_STATE_SLAVE; } return 0; diff --git a/include/linux/phy.h b/include/linux/phy.h index d3f924d3b235..4713c95d65fb 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1619,6 +1619,7 @@ int genphy_c45_an_config_aneg(struct phy_device *phydev); int genphy_c45_an_disable_aneg(struct phy_device *phydev); int genphy_c45_read_mdix(struct phy_device *phydev); int genphy_c45_pma_read_abilities(struct phy_device *phydev); +int genphy_c45_pma_baset1_read_master_slave(struct phy_device *phydev); int genphy_c45_read_status(struct phy_device *phydev); int genphy_c45_config_aneg(struct phy_device *phydev); int genphy_c45_loopback(struct phy_device *phydev, bool enable); -- cgit v1.2.3-71-gd317 From 2013ad8836aceb828c0fb5b16fa8bb98fd3d9b28 Mon Sep 17 00:00:00 2001 From: Oleksij Rempel Date: Fri, 6 May 2022 06:23:56 +0200 Subject: net: phy: export genphy_c45_baset1_read_status() Export genphy_c45_baset1_read_status() to make it reusable by PHY drivers. Signed-off-by: Oleksij Rempel Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- drivers/net/phy/phy-c45.c | 3 ++- include/linux/phy.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) (limited to 'include/linux') diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c index a0684c716a2e..29b1df03f3e8 100644 --- a/drivers/net/phy/phy-c45.c +++ b/drivers/net/phy/phy-c45.c @@ -785,7 +785,7 @@ EXPORT_SYMBOL_GPL(genphy_c45_pma_read_abilities); * is forced or not, it is read from BASE-T1 AN advertisement * register 7.514. */ -static int genphy_c45_baset1_read_status(struct phy_device *phydev) +int genphy_c45_baset1_read_status(struct phy_device *phydev) { int ret; int cfg; @@ -815,6 +815,7 @@ static int genphy_c45_baset1_read_status(struct phy_device *phydev) return 0; } +EXPORT_SYMBOL_GPL(genphy_c45_baset1_read_status); /** * genphy_c45_read_status - read PHY status diff --git a/include/linux/phy.h b/include/linux/phy.h index 4713c95d65fb..508f1149665b 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1621,6 +1621,7 @@ int genphy_c45_read_mdix(struct phy_device *phydev); int genphy_c45_pma_read_abilities(struct phy_device *phydev); int genphy_c45_pma_baset1_read_master_slave(struct phy_device *phydev); int genphy_c45_read_status(struct phy_device *phydev); +int genphy_c45_baset1_read_status(struct phy_device *phydev); int genphy_c45_config_aneg(struct phy_device *phydev); int genphy_c45_loopback(struct phy_device *phydev, bool enable); int genphy_c45_pma_resume(struct phy_device *phydev); -- cgit v1.2.3-71-gd317