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realtek: mdio: add 10G polling comment

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Make clear that the hardware design always uses the same type
of 10G phys. So it is uncritical that the polling values are
overwritten multiple times.

Signed-off-by: Markus Stockhausen <markus.stockhausen@gmx.de>
Link: https://github.com/openwrt/openwrt/pull/23204
Signed-off-by: Robert Marko <robimarko@gmail.com>
This commit is contained in:
Markus Stockhausen 2026-05-03 18:42:34 +02:00 committed by Robert Marko
parent 7d5219b59b
commit 7dfd33d859
1 changed files with 2 additions and 2 deletions
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4
target/linux/realtek/files-6.18/drivers/net/mdio/mdio-realtek-otto.c
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@ -792,7 +792,7 @@ static void rtmdio_930x_setup_polling(struct rtmdio_ctrl *ctrl)
regmap_assign_bits(ctrl->map, RTMDIO_930X_SMI_PRVTE_POLLING_CTRL,
BIT(pn), phyinfo.has_giga_lite);
/* special duplex/advertisement polling registers */
/* Unique 10G polling setup enforced by hardware design. Always same 10G PHYs. */
if (phyinfo.poll_duplex || phyinfo.poll_adv_1000 || phyinfo.poll_lpa_1000) {
regmap_write(ctrl->map, RTMDIO_930X_SMI_10G_POLLING_REG0_CFG, phyinfo.poll_duplex);
regmap_write(ctrl->map, RTMDIO_930X_SMI_10G_POLLING_REG9_CFG, phyinfo.poll_adv_1000);
@ -865,7 +865,7 @@ static void rtmdio_931x_setup_polling(struct rtmdio_ctrl *ctrl)
regmap_assign_bits(ctrl->map, RTMDIO_931X_SMI_GLB_CTRL1,
BIT(smi_bus * 2), phyinfo.force_res);
/* special polling registers */
/* Unique 10G polling setup enforced by hardware design. Always same 10G PHYs. */
if (phyinfo.poll_duplex || phyinfo.poll_adv_1000 || phyinfo.poll_lpa_1000) {
regmap_write(ctrl->map, RTMDIO_931X_SMI_10GPHY_POLLING_SEL2, phyinfo.poll_duplex);
regmap_write(ctrl->map, RTMDIO_931X_SMI_10GPHY_POLLING_SEL3, phyinfo.poll_adv_1000);