diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/733-v6.2-09-net-mtk_eth_soc-add-advertisement-programming.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/733-v6.2-09-net-mtk_eth_soc-add-advertisement-programming.patch | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/733-v6.2-09-net-mtk_eth_soc-add-advertisement-programming.patch b/target/linux/generic/backport-5.15/733-v6.2-09-net-mtk_eth_soc-add-advertisement-programming.patch new file mode 100644 index 0000000000..f08358e963 --- /dev/null +++ b/target/linux/generic/backport-5.15/733-v6.2-09-net-mtk_eth_soc-add-advertisement-programming.patch @@ -0,0 +1,52 @@ +From c125c66ea71b9377ae2478c4f1b87b180cc5c6ef Mon Sep 17 00:00:00 2001 +From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk> +Date: Thu, 27 Oct 2022 14:11:18 +0100 +Subject: [PATCH 08/10] net: mtk_eth_soc: add advertisement programming + +Program the advertisement into the mtk PCS block. + +Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> +Signed-off-by: Jakub Kicinski <kuba@kernel.org> +--- + drivers/net/ethernet/mediatek/mtk_sgmii.c | 13 ++++++++++++- + 1 file changed, 12 insertions(+), 1 deletion(-) + +--- a/drivers/net/ethernet/mediatek/mtk_sgmii.c ++++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c +@@ -70,16 +70,27 @@ static int mtk_pcs_config(struct phylink + { + struct mtk_pcs *mpcs = pcs_to_mtk_pcs(pcs); + unsigned int rgc3; ++ int advertise; ++ bool changed; + + if (interface == PHY_INTERFACE_MODE_2500BASEX) + rgc3 = RG_PHY_SPEED_3_125G; + else + rgc3 = 0; + ++ advertise = phylink_mii_c22_pcs_encode_advertisement(interface, ++ advertising); ++ if (advertise < 0) ++ return advertise; ++ + /* Configure the underlying interface speed */ + regmap_update_bits(mpcs->regmap, mpcs->ana_rgc3, + RG_PHY_SPEED_3_125G, rgc3); + ++ /* Update the advertisement, noting whether it has changed */ ++ regmap_update_bits_check(mpcs->regmap, SGMSYS_PCS_ADVERTISE, ++ SGMII_ADVERTISE, advertise, &changed); ++ + /* Setup SGMIISYS with the determined property */ + if (interface != PHY_INTERFACE_MODE_SGMII) + mtk_pcs_setup_mode_force(mpcs, interface); +@@ -90,7 +101,7 @@ static int mtk_pcs_config(struct phylink + regmap_update_bits(mpcs->regmap, SGMSYS_QPHY_PWR_STATE_CTRL, + SGMII_PHYA_PWD, 0); + +- return 0; ++ return changed; + } + + static void mtk_pcs_restart_an(struct phylink_pcs *pcs) |