From 76584c798a8828abf289e865576bc920fa961ace Mon Sep 17 00:00:00 2001 From: Mieczyslaw Nalewaj Date: Sun, 12 May 2024 12:12:51 +0200 Subject: [PATCH] generic: 6.6: fix realtek PHY detection patch Fixes the issue of RTL8221B-VB-CG not being detected correctly. Reverts changes from f6c27b2, leaving only the read_c45 test. Fixed: #15093 Signed-off-by: Mieczyslaw Nalewaj --- ...tek-detect-early-version-of-RTL8221B.patch | 35 +++++-------------- ...ealtek-support-interrupt-of-RTL8221B.patch | 4 +-- 2 files changed, 10 insertions(+), 29 deletions(-) diff --git a/target/linux/generic/pending-6.6/730-net-phy-realtek-detect-early-version-of-RTL8221B.patch b/target/linux/generic/pending-6.6/730-net-phy-realtek-detect-early-version-of-RTL8221B.patch index 1d30a19654..0e9affd16a 100644 --- a/target/linux/generic/pending-6.6/730-net-phy-realtek-detect-early-version-of-RTL8221B.patch +++ b/target/linux/generic/pending-6.6/730-net-phy-realtek-detect-early-version-of-RTL8221B.patch @@ -1,4 +1,4 @@ -From e52faf1564a8bcaf866f9a6c7bf0e8a8748afb15 Mon Sep 17 00:00:00 2001 +From 0de82310d2b32e78ff79d42c08b1122a6ede3778 Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Sun, 30 Apr 2023 00:15:41 +0100 Subject: [PATCH] net: phy: realtek: detect early version of RTL8221B @@ -10,9 +10,6 @@ Implement custom identify function using the PKGID instead of iterating over the implemented MMDs. Signed-off-by: Daniel Golle ---- - drivers/net/phy/realtek.c | 50 ++++++++++++++++++++++++++++++++++++++- - 1 file changed, 49 insertions(+), 1 deletion(-) --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -20,12 +17,12 @@ Signed-off-by: Daniel Golle #define RTL_GENERIC_PHYID 0x001cc800 #define RTL_8211FVD_PHYID 0x001cc878 -+#define RTL_8221B_VB_CG 0x001cc849 ++#define RTL_8221B_VB_CG_PHYID 0x001cc849 MODULE_DESCRIPTION("Realtek PHY driver"); MODULE_AUTHOR("Johnson Leung"); -@@ -801,6 +802,54 @@ static int rtl822x_probe(struct phy_devi - return 0; +@@ -782,6 +783,38 @@ static int rtl8226_match_phy_device(stru + rtlgen_supports_2_5gbps(phydev); } +static int rtl8221b_vb_cg_match_phy_device(struct phy_device *phydev) @@ -33,14 +30,6 @@ Signed-off-by: Daniel Golle + int val; + u32 id; + -+ if (phydev->is_c45) { -+ if (phydev->c45_ids.device_ids[1]) -+ return phydev->c45_ids.device_ids[1] == RTL_8221B_VB_CG; -+ } else { -+ if (phydev->phy_id) -+ return phydev->phy_id == RTL_8221B_VB_CG; -+ } -+ + if (phydev->mdio.bus->read_c45) { + val = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_PKGID1); + if (val < 0) @@ -65,21 +54,13 @@ Signed-off-by: Daniel Golle + id |= val; + } + -+ if (id != RTL_8221B_VB_CG) -+ return 0; -+ -+ if (phydev->is_c45) -+ phydev->c45_ids.device_ids[1] = id; -+ else -+ phydev->phy_id = id; -+ -+ return 1; ++ return (id == RTL_8221B_VB_CG_PHYID); +} + - static int rtlgen_resume(struct phy_device *phydev) + static int rtl822x_probe(struct phy_device *phydev) { - int ret = genphy_resume(phydev); -@@ -1134,7 +1183,7 @@ static struct phy_driver realtek_drvs[] + struct device *dev = &phydev->mdio.dev; +@@ -1134,7 +1167,7 @@ static struct phy_driver realtek_drvs[] .write_page = rtl821x_write_page, .soft_reset = genphy_soft_reset, }, { diff --git a/target/linux/generic/pending-6.6/741-net-phy-realtek-support-interrupt-of-RTL8221B.patch b/target/linux/generic/pending-6.6/741-net-phy-realtek-support-interrupt-of-RTL8221B.patch index e4fbf1f870..726f66cf64 100644 --- a/target/linux/generic/pending-6.6/741-net-phy-realtek-support-interrupt-of-RTL8221B.patch +++ b/target/linux/generic/pending-6.6/741-net-phy-realtek-support-interrupt-of-RTL8221B.patch @@ -12,7 +12,7 @@ Signed-off-by: Jianhui Zhao --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c -@@ -1026,6 +1026,51 @@ static int rtl8221b_config_init(struct p +@@ -1010,6 +1010,51 @@ static int rtl8221b_config_init(struct p return 0; } @@ -64,7 +64,7 @@ Signed-off-by: Jianhui Zhao static struct phy_driver realtek_drvs[] = { { PHY_ID_MATCH_EXACT(0x00008201), -@@ -1188,6 +1233,8 @@ static struct phy_driver realtek_drvs[] +@@ -1172,6 +1217,8 @@ static struct phy_driver realtek_drvs[] .get_features = rtl822x_get_features, .config_init = rtl8221b_config_init, .config_aneg = rtl822x_config_aneg, -- 2.30.2