Re: [v2 net PATCH 0/5] octeontx2-pf: RVU Mailbox fixes

From: patchwork-bot+netdevbpf
Date: Wed Mar 20 2024 - 06:50:40 EST


Hello:

This series was applied to netdev/net.git (main)
by David S. Miller <davem@xxxxxxxxxxxxx>:

On Mon, 18 Mar 2024 14:59:53 +0530 you wrote:
> This patchset fixes the problems related to RVU mailbox.
> During long run tests some times VF commands like setting
> MTU or toggling interface fails because VF mailbox is timedout
> waiting for response from PF.
>
> Below are the fixes
> Patch 1: There are two types of messages in RVU mailbox namely up and down
> messages. Down messages are synchronous messages where a PF/VF sends
> a message to AF and AF replies back with response. UP messages are
> notifications and are asynchronous like AF sending link events to
> PF. When VF sends a down message to PF, PF forwards to AF and sends
> the response from AF back to VF. PF has to forward VF messages since
> there is no path in hardware for VF to send directly to AF.
> There is one mailbox interrupt from AF to PF when raised could mean
> two scenarios one is where AF sending reply to PF for a down message
> sent by PF and another one is AF sending up message asynchronously
> when link changed for that PF. Receiving the up message interrupt while
> PF is in middle of forwarding down message causes mailbox errors.
> Fix this by receiver detecting the type of message from the mbox data register
> set by sender.
>
> [...]

Here is the summary with links:
- [v2,net,1/5] octeontx2: Detect the mbox up or down message via register
https://git.kernel.org/netdev/net/c/a88e0f936ba9
- [v2,net,2/5] octeontx2-pf: Wait till detach_resources msg is complete
https://git.kernel.org/netdev/net/c/cbf2f24939a5
- [v2,net,3/5] octeontx2-pf: Use default max_active works instead of one
https://git.kernel.org/netdev/net/c/7558ce0d974c
- [v2,net,4/5] octeontx2-pf: Send UP messages to VF only when VF is up.
https://git.kernel.org/netdev/net/c/dfcf6355f53b
- [v2,net,5/5] octeontx2-af: Use separate handlers for interrupts
https://git.kernel.org/netdev/net/c/50e60de381c3

You are awesome, thank you!
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