linux-kernel - Re: [PATCH v2 1/3] i3c: Add comment for -EAGAIN in i3c_device_do_priv

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Message-ID: <171511365446.810643.1784657313942616005.b4-ty@bootlin.com>
Date: Tue, 7 May 2024 22:27:54 +0200
From: Alexandre Belloni <alexandre.belloni@...tlin.com>
To: miquel.raynal@...tlin.com, Frank Li <Frank.Li@....com>
Cc: conor.culhane@...vaco.com, imx@...ts.linux.dev,
	linux-i3c@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/3] i3c: Add comment for -EAGAIN in
 i3c_device_do_priv_xfers()

On Mon, 06 May 2024 12:40:07 -0400, Frank Li wrote:
> In accordance with I3C spec ver 1.1.1 09-Jun-2021, section: 5.1.2.2.3, if
> a target requests hot join (HJ), In-Band Interrupt (IBI), or controller
> role request (CRR) during the emission of an I3C address in
> i3c_device_do_priv_xfers(), the target may win bus arbitration. In such
> cases, it is imperative to notify the I3C client driver and retry
> i3c_device_do_priv_xfers() after some delay.
> 
> [...]

Applied, thanks!

[1/3] i3c: Add comment for -EAGAIN in i3c_device_do_priv_xfers()
      https://git.kernel.org/abelloni/c/5e45614ef8ae
[2/3] i3c: master: svc: change ENXIO to EAGAIN when IBI occurs during start frame
      https://git.kernel.org/abelloni/c/75cb32046b5d
[3/3] i3c: master: svc: fix invalidate IBI type and miss call client IBI handler
      https://git.kernel.org/abelloni/c/677a7b0e3ae4

Best regards,

-- 
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com