From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 674FACA0EE4 for ; Sat, 23 Aug 2025 16:13:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=cFTk0TSpBeXxf6hKuKa2XlSilEwSVVDbgDk2cmj7DVo=; b=kuXLsGq7pqexDXJQjr9R4JDLgv hY7ABH1XDGSFsRW8C0cEtW0JwRt651Q3zsudzLQGS5pWrRB458HNbCxGURV5GnrVXxMkrbIgZBbPH 0kzD/A+NWJ2dnHRU/VXPgdPvlRuk4dRFU4zhJmaPAhu46Q5vJV8MG0MLzX6Z8wBb2UIH1l3kTj3Lk tgMHBQ2SWmQlnXMNgQd+RHWgv/OJadKEUyIYAV3f/k+co608A+1ZaOzJQ6zt7D0xVnJ+ED+kv89mR JKmZYNWuv16gyzkMTLNYw9vFbWoAdEB0v6T5nnGfXNg06NQkXIbGYNlWTKm+U/FeH51b5oGY17n7S 23PqP25g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1upqsB-00000004zvf-4Bjw; Sat, 23 Aug 2025 16:13:44 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1upqck-00000004wwP-2bjM for linux-arm-kernel@lists.infradead.org; Sat, 23 Aug 2025 15:57:47 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 0E94843910; Sat, 23 Aug 2025 15:57:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D4589C4CEF4; Sat, 23 Aug 2025 15:57:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755964665; bh=KWbtZGmR1vxk04Y7G5CXe1Skc7vZRzVxtl2PKtoxGyY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PLx3ZixC5rCj5/eVezg1t0UYlvV5cDEBwQ3KALN4OfBsNOpaiYgUkPhVFwcCYXMn4 C0/N2wRGJktQVl3BUuI/i03IoCiElCoxfvGSMUKoD4aPJl+iaTNhDe2GF0voPK55JM DYyEf/xDjGw7N77PITP7rTNS9KF4L31OAJwJivt/DFibuiqgHGDXqO3F2TRrqbcvF/ w6Iv6lWo1mVn1zT5wiy7KxbkCGL7u3KCnBY+FoeC4kny2DmlePZhafN3iwMuUKTPeH FXx51RwVPNE/EOzHdMz70t2+jYa3fGz7dcLdZ/wfkq289ZKrzf2nS++gzHqiA0lFRG 58hmAKxwT+WaA== From: Jisheng Zhang To: Vinod Koul , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Robin Murphy Cc: dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 05/14] dmaengine: dma350: Register the DMA controller to DT DMA helpers Date: Sat, 23 Aug 2025 23:40:00 +0800 Message-ID: <20250823154009.25992-6-jszhang@kernel.org> X-Mailer: git-send-email 2.50.0 In-Reply-To: <20250823154009.25992-1-jszhang@kernel.org> References: <20250823154009.25992-1-jszhang@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250823_085746_676485_13EEDB47 X-CRM114-Status: GOOD ( 12.13 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Register the DMA controller to DT DMA helpers so that we convert a DT phandle to a dma_chan structure. Signed-off-by: Jisheng Zhang --- drivers/dma/arm-dma350.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/dma/arm-dma350.c b/drivers/dma/arm-dma350.c index 17af9bb2a18f..6a9f81f941b0 100644 --- a/drivers/dma/arm-dma350.c +++ b/drivers/dma/arm-dma350.c @@ -7,6 +7,7 @@ #include #include #include +#include #include #include @@ -635,7 +636,7 @@ static int d350_probe(struct platform_device *pdev) if (ret) return dev_err_probe(dev, ret, "Failed to register DMA device\n"); - return 0; + return of_dma_controller_register(dev->of_node, of_dma_xlate_by_chan_id, &dmac->dma); } static void d350_remove(struct platform_device *pdev) @@ -643,6 +644,7 @@ static void d350_remove(struct platform_device *pdev) struct d350 *dmac = platform_get_drvdata(pdev); dma_async_device_unregister(&dmac->dma); + of_dma_controller_free(pdev->dev.of_node); } static const struct of_device_id d350_of_match[] __maybe_unused = { -- 2.50.0