[PATCH net] net: airoha: Fix DMA direction for NPU mailbox buffer

[patchwork-bot+netdevbpf at kernel.org]

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni at redhat.com>:

On Wed, 8 Jul 2026 19:35:29 +0800 you wrote:
> airoha_npu_send_msg() always maps the mailbox buffer with DMA_TO_DEVICE,
> but some callers expect the NPU to write response data back into the
> same buffer:
> 
> - airoha_npu_wlan_msg_get() (NPU_OP_GET): NPU writes response into
>   the buffer, then the caller reads it via memcpy()
> - airoha_npu_ppe_stats_setup() (NPU_OP_SET): NPU writes back
>   npu_stats_addr field in the response
> 
> [...]

Here is the summary with links:
  - [net] net: airoha: Fix DMA direction for NPU mailbox buffer
    https://git.kernel.org/netdev/net/c/6f884eb87a79

You are awesome, thank you!
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