net: stmmac: check txpbl for TSO

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Documentation states that TxPBL must be >= 4 to allow TSO support, but
the driver doesn't check this. TxPBL comes from the platform glue code
or DT. Add a check with a warning if platform glue code attempts to
enable TSO support with TxPBL too low.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1w7pu3-0000000Eatz-39ts@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Russell King (Oracle) 2026-04-01 08:22:15 +01:00 • committed by Jakub Kicinski

parent f8c70ab540

commit 33f5cc83bb

1 changed files with 14 additions and 0 deletions

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drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

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