linux-kernel - Re: [PATCH v2] i3c: dw: Fix IBI intr programming

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Date: Fri, 07 Jun 2024 15:28:17 +0800
From: Jeremy Kerr <jk@...econstruct.com.au>
To: Aniket <aniketmaurya@...gle.com>, Alexandre Belloni
	 <alexandre.belloni@...tlin.com>, Joel Stanley <joel@....id.au>, Billy Tsai
	 <billy_tsai@...eedtech.com>
Cc: linux-i3c@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] i3c: dw: Fix IBI intr programming

Hi Aniket,

> IBI_SIR_REQ_REJECT register is not present if the IP has
> IC_HAS_IBI_DATA = 1 set. So don't rely on doing read-
> modify-write op on this register.
> Instead maintain a variable to store the sir reject mask
> and use it to set IBI_SIR_REQ_REJECT.

Looks good, thanks!

Reviewed-by: Jeremy Kerr <jk@...econstruct.com.au>

Cheers,


Jeremy