[PATCH net v3] net: spacemit: k1-emac: fix jumbo frame support

patchwork-bot+netdevbpf at kernel.org patchwork-bot+netdevbpf at kernel.org
Mon Feb 2 20:20:05 PST 2026


Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba at kernel.org>:

On Fri, 30 Jan 2026 11:23:01 +0100 you wrote:
> The driver never programs the MAC frame size and jabber registers,
> causing the hardware to reject frames larger than the default 1518
> bytes even when larger DMA buffers are allocated.
> 
> Program MAC_MAXIMUM_FRAME_SIZE, MAC_TRANSMIT_JABBER_SIZE, and
> MAC_RECEIVE_JABBER_SIZE based on the configured MTU. Also fix the
> maximum buffer size from 4096 to 4095, since the descriptor buffer
> size field is only 12 bits. Account for double VLAN tags in frame
> size calculations.
> 
> [...]

Here is the summary with links:
  - [net,v3] net: spacemit: k1-emac: fix jumbo frame support
    https://git.kernel.org/netdev/net/c/3125fc170169

You are awesome, thank you!
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