CONFIG_8139TOO_TUNE_TWISTER: Support for uncommon RTL-8139 rev. K (automatic channel equalization)

General informations

The Linux kernel configuration item CONFIG_8139TOO_TUNE_TWISTER has multiple definitions:

Support for uncommon RTL-8139 rev. K (automatic channel equalization) found in drivers/net/ethernet/realtek/Kconfig

The configuration item CONFIG_8139TOO_TUNE_TWISTER:

• prompt: Support for uncommon RTL-8139 rev. K (automatic channel equalization)
• type: bool
• depends on: CONFIG_8139TOO
• defined in drivers/net/ethernet/realtek/Kconfig
• found in Linux kernels: 3.2–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.13, 6.14-rc+HEAD

Help text

This implements a function which might come in handy in case you are using low quality on long cabling. It is required for RealTek RTL-8139 revision K boards, and totally unused otherwise. It tries to match the transceiver to the cable characteristics. This is experimental since hardly documented by the manufacturer. If unsure, say Y.

Support for uncommon RTL-8139 rev. K (automatic channel equalization) found in drivers/net/Kconfig

The configuration item CONFIG_8139TOO_TUNE_TWISTER:

• prompt: Support for uncommon RTL-8139 rev. K (automatic channel equalization)
• type: bool
• depends on: CONFIG_8139TOO
• defined in drivers/net/Kconfig
• found in Linux kernels: 2.5.45–2.5.75, 2.6.0–2.6.39, 3.0–3.1

Help text

This implements a function which might come in handy in case you are using low quality on long cabling. It is required for RealTek RTL-8139 revision K boards, and totally unused otherwise. It tries to match the transceiver to the cable characteristics. This is experimental since hardly documented by the manufacturer. If unsure, say Y.

Hardware

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