Re: [PATCH v4 6/6] i3c: master: svc: fix random hot join failure since timeout error

Miquel Raynal
2023-10-23T19:10:38Z

Hi Frank,

Frank.Li@nxp.com wrote on Mon, 23 Oct 2023 12:16:58 -0400:

> master side report:
> silvaco-i3c-master 44330000.i3c-master: Error condition: MSTATUS 0x020090c7, MERRWARN 0x00100000
>
> BIT 20: TIMEOUT error
> The module has stalled too long in a frame. This happens when:
> - The TX FIFO or RX FIFO is not handled and the bus is stuck in the
> middle of a message,
> - No STOP was issued and between messages,
> - IBI manual is used and no decision was made.
> The maximum stall period is 100 μs.
>
> This can be considered as being just a warning as the system IRQ latency
> can easily be greater than 100us.
>
> Fixes: dd3c52846d59 ("i3c: master: svc: Add Silvaco I3C master driver")
> Cc: stable@vger.kernel.org
> Signed-off-by: Frank Li <Frank.Li@nxp.com>

Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>

Thanks,
Miquèl