From nobody Thu Oct 2 20:44:50 2025 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 975132DECAF for ; Thu, 11 Sep 2025 21:56:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757627819; cv=none; b=L9Fw9UfDYvaCoxTW6FrZbrGnJw4jwtlMd8sQ1amXaVfKSx+64lYWMl9VPvIn9ajtY+3E4U5a0gDfXxbtgUHwzvsCCT5crPPnVjYxw9Q6g3hTUtnEues9r3sAqw3rasbwtdcm8ftdXtpuzK2Yh1nFLv2gvyvgyr9WjVd+nt95bc0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757627819; c=relaxed/simple; bh=CsgSMovVoDnzJjuEAN8azFQLgpLqXfWaErM5h/J1l1Q=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=K2xD7kJR9k4aAT2wCAR8Cr9TKAhVtjJ9o+3YShHUx1RIM5IHk6AhyQJin/SEHqDwXEqmcBDHkG+BtrC5MXlsZr22e89AmVP7bSIWE72Y4ovivJ9o0r2dwIVBZFKw9NKLoCsE0rNwqSi6PGWDHDkVOyXZXcNLCOWbOdd/fDV41EM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1uwpHe-0004g5-3h; Thu, 11 Sep 2025 23:56:50 +0200 From: Marco Felsch Date: Thu, 11 Sep 2025 23:56:44 +0200 Subject: [PATCH v2 03/10] dmaengine: imx-sdma: drop legacy device_node np check Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250911-v6-16-topic-sdma-v2-3-d315f56343b5@pengutronix.de> References: <20250911-v6-16-topic-sdma-v2-0-d315f56343b5@pengutronix.de> In-Reply-To: <20250911-v6-16-topic-sdma-v2-0-d315f56343b5@pengutronix.de> To: Vinod Koul , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Jiada Wang Cc: dmaengine@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Marco Felsch , Frank Li X-Mailer: b4 0.14.2 X-SA-Exim-Connect-IP: 2a0a:edc0:0:1101:1d::28 X-SA-Exim-Mail-From: m.felsch@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org The legacy 'if (np)' was required in past where we had pdata and dt. Nowadays the driver binds only to dt platforms. So using a new kernel but still use pdata is not possible, therefore we can drop the legacy 'if' code path. Reviewed-by: Frank Li Signed-off-by: Marco Felsch Reviewed-by: Peng Fan --- drivers/dma/imx-sdma.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 56daaeb7df03986850c9c74273d0816700581dc0..dab3589e1c8d9efe06e16925c53= 554f8e22ce679 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -2355,11 +2355,9 @@ static int sdma_probe(struct platform_device *pdev) vchan_init(&sdmac->vc, &sdma->dma_device); } =20 - if (np) { - sdma->iram_pool =3D of_gen_pool_get(np, "iram", 0); - if (sdma->iram_pool) - dev_info(&pdev->dev, "alloc bd from iram.\n"); - } + sdma->iram_pool =3D of_gen_pool_get(np, "iram", 0); + if (sdma->iram_pool) + dev_info(&pdev->dev, "alloc bd from iram.\n"); =20 ret =3D sdma_init(sdma); if (ret) @@ -2399,12 +2397,10 @@ static int sdma_probe(struct platform_device *pdev) goto err_init; } =20 - if (np) { - ret =3D of_dma_controller_register(np, sdma_xlate, sdma); - if (ret) { - dev_err(&pdev->dev, "failed to register controller\n"); - goto err_register; - } + ret =3D of_dma_controller_register(np, sdma_xlate, sdma); + if (ret) { + dev_err(&pdev->dev, "failed to register controller\n"); + goto err_register; } =20 /* --=20 2.47.3