linux-kernel - RE: [PATCH v2 02/10] dmaengine: imx-sdma: fix spba-bus handling for i.MX8M

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Message-ID:
 <PAXPR04MB84593838583159F5BD825DE58814A@PAXPR04MB8459.eurprd04.prod.outlook.com>
Date: Tue, 16 Sep 2025 02:01:12 +0000
From: Peng Fan <peng.fan@....com>
To: Marco Felsch <m.felsch@...gutronix.de>, Vinod Koul <vkoul@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam
	<festevam@...il.com>, Jiada Wang <jiada_wang@...tor.com>
CC: "dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
	"imx@...ts.linux.dev" <imx@...ts.linux.dev>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 02/10] dmaengine: imx-sdma: fix spba-bus handling for
 i.MX8M

> Subject: [PATCH v2 02/10] dmaengine: imx-sdma: fix spba-bus
> handling for i.MX8M
> 
> Starting with i.MX8M* devices there are multiple spba-busses so we
> can't just search the whole DT for the first spba-bus match and take it.
> Instead we need to check for each device to which bus it belongs and
> setup the spba_{start,end}_addr accordingly per sdma_channel.
> 
> While on it, don't ignore errors from of_address_to_resource() if they
> are valid.
> 
> Signed-off-by: Marco Felsch <m.felsch@...gutronix.de>

Reviewed-by: Peng Fan <peng.fan@....com>