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49 lines
1.9 KiB
Diff
49 lines
1.9 KiB
Diff
From 8af2136e77989a64fae0284bf76fd584e32edd3a Mon Sep 17 00:00:00 2001
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From: Heiner Kallweit <hkallweit1@gmail.com>
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Date: Fri, 14 Feb 2025 21:31:14 +0100
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Subject: [PATCH] net: phy: realtek: add helper RTL822X_VND2_C22_REG
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C22 register space is mapped to 0xa400 in MMD VEND2 register space.
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Add a helper to access mapped C22 registers.
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Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
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Reviewed-by: Andrew Lunn <andrew@lunn.ch>
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Link: https://patch.msgid.link/6344277b-c5c7-449b-ac89-d5425306ca76@gmail.com
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Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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---
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drivers/net/phy/realtek/realtek_main.c | 9 ++++-----
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1 file changed, 4 insertions(+), 5 deletions(-)
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--- a/drivers/net/phy/realtek/realtek_main.c
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+++ b/drivers/net/phy/realtek/realtek_main.c
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@@ -79,9 +79,7 @@
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/* RTL822X_VND2_XXXXX registers are only accessible when phydev->is_c45
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* is set, they cannot be accessed by C45-over-C22.
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*/
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-#define RTL822X_VND2_GBCR 0xa412
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-
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-#define RTL822X_VND2_GANLPAR 0xa414
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+#define RTL822X_VND2_C22_REG(reg) (0xa400 + 2 * (reg))
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#define RTL8366RB_POWER_SAVE 0x15
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#define RTL8366RB_POWER_SAVE_ON BIT(12)
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@@ -1015,7 +1013,8 @@ static int rtl822x_c45_config_aneg(struc
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val = linkmode_adv_to_mii_ctrl1000_t(phydev->advertising);
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/* Vendor register as C45 has no standardized support for 1000BaseT */
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- ret = phy_modify_mmd_changed(phydev, MDIO_MMD_VEND2, RTL822X_VND2_GBCR,
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+ ret = phy_modify_mmd_changed(phydev, MDIO_MMD_VEND2,
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+ RTL822X_VND2_C22_REG(MII_CTRL1000),
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ADVERTISE_1000FULL, val);
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if (ret < 0)
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return ret;
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@@ -1032,7 +1031,7 @@ static int rtl822x_c45_read_status(struc
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/* Vendor register as C45 has no standardized support for 1000BaseT */
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if (phydev->autoneg == AUTONEG_ENABLE && genphy_c45_aneg_done(phydev)) {
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val = phy_read_mmd(phydev, MDIO_MMD_VEND2,
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- RTL822X_VND2_GANLPAR);
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+ RTL822X_VND2_C22_REG(MII_STAT1000));
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if (val < 0)
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return val;
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} else {
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