Messages in this thread Patch in this message | | | From | Da Xue <> | Subject | [PATCH] [PATCH v2] net: phy: meson-gxl: implement meson_gxl_phy_resume() | Date | Fri, 4 Aug 2023 16:19:02 -0400 |
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After suspend and resume, the meson GXL internal PHY config needs to be initialized again or the carrier cannot be found.
Signed-off-by: Luke Lu <luke.lu@libre.computer> Reviewed-by: Da Xue <da@libre.computer> --- drivers/net/phy/meson-gxl.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index bb9b33b6b..2df516ed4 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -132,6 +132,18 @@ static int meson_gxl_config_init(struct phy_device *phydev) return 0; } +static int meson_gxl_phy_resume(struct phy_device *phydev) +{ + int ret; + + genphy_resume(); + ret = meson_gxl_config_init(phydev); + if (ret) + return ret; + + return 0; +} + /* This function is provided to cope with the possible failures of this phy * during aneg process. When aneg fails, the PHY reports that aneg is done * but the value found in MII_LPA is wrong: @@ -196,7 +208,7 @@ static struct phy_driver meson_gxl_phy[] = { .config_intr = smsc_phy_config_intr, .handle_interrupt = smsc_phy_handle_interrupt, .suspend = genphy_suspend, - .resume = genphy_resume, + .resume = meson_gxl_phy_resume, .read_mmd = genphy_read_mmd_unsupported, .write_mmd = genphy_write_mmd_unsupported, }, { -- 2.39.2
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