linux-kernel - Re: [PATCH v3 07/11] i3c: master: svc: manually emit NACK/ACK for hotjoin

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Message-ID: <20240823181053.4a793095@xps-13>
Date: Fri, 23 Aug 2024 18:10:53 +0200
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: Frank Li <Frank.Li@....com>
Cc: Alexandre Belloni <alexandre.belloni@...tlin.com>, Boris Brezillon
 <boris.brezillon@...labora.com>, Parshuram Thombare <pthombar@...ence.com>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Boris Brezillon
 <bbrezillon@...nel.org>, Arnd Bergmann <arnd@...db.de>, Conor Culhane
 <conor.culhane@...vaco.com>, linux-i3c@...ts.infradead.org,
 linux-kernel@...r.kernel.org, imx@...ts.linux.dev
Subject: Re: [PATCH v3 07/11] i3c: master: svc: manually emit NACK/ACK for
 hotjoin

Hi Frank,

Frank.Li@....com wrote on Mon, 19 Aug 2024 12:02:01 -0400:

> When the address is arbitrated at send address, the hardware can auto-send
> NACK if it is an IBI. However, manual emission of NACK/ACK is needed for
> hot join or controller request events.
> 
> Add help function svc_i3c_master_handle_ibi_won() to check event type and
> send out NACK if the event is not an IBI.
> 
> Signed-off-by: Frank Li <Frank.Li@....com>

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

Thanks,
Miquèl