From patchwork Tue May 3 06:51:58 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 12835083 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 952E4C433FE for ; Tue, 3 May 2022 06:53:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231131AbiECG5D (ORCPT ); Tue, 3 May 2022 02:57:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45922 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230338AbiECG41 (ORCPT ); Tue, 3 May 2022 02:56:27 -0400 Received: from mail-ej1-x62c.google.com (mail-ej1-x62c.google.com [IPv6:2a00:1450:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F21211A06B for ; Mon, 2 May 2022 23:52:10 -0700 (PDT) Received: by mail-ej1-x62c.google.com with SMTP id l18so31614136ejc.7 for ; Mon, 02 May 2022 23:52:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=e/Q3zfGtgiMHzbjJMnG2PTBdvq5LVXiuIrva5mDt1sI=; b=V1SsVkPhuDxv+i24Hg4azo6Fj3jkJpm/dIAlQxE3zYW/SBc1gHsMU2myuVkI6Q9f0c qCvvaNyZ4TRHQiAaTZWOeWnyik/ln/GslJFLL9yu8xtAzBMzLnsIUbcivktyassSWOTC ezcSbpV/rSPbV0WuDwT5My6T6h/jDhyFDfCz5XLfuqbbAceai1eCkFZLrNCZZ6I7zJ5N zszJv6PPiV/+z0eCJcd2tvL+EsRDyvBljOXjq7ASJg3ckrYvEnjgWYkL153vTwBp1ePA fa0ez0XiZ++ekSNmfgl5nry1FiB774ZZscJxBPMFTqwNLzUzn9IutrktCCw/QCCNwuSe S8fQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=e/Q3zfGtgiMHzbjJMnG2PTBdvq5LVXiuIrva5mDt1sI=; b=Il2jupclUUI7dYymo9+tGnrqDxsshzV+JPUdOMMtWqxY+itfyE8l2C6RmNgwX6K0Xc dU+m0kP9fFZJSJ5XF4LmNFTJbBGULzsiTCx07a8rRrsj0eanTUgQaqZKmu4+HC+lKjja fgI/tp/3RKMXj8Fd8BRbx7yGxq63NV5yRwBP6gCCTnnTdjUmcaqrmCIb7UVgEGbG0C+B RAHZarvexEUSDR0X4XJHGrmcpEDasHwwLX0sGIo8IrZ6CmCVPWx8NwC71VL4az3bCXbm 1+PIBfv2EcODrOB5OMxxkgwgnfYDdwAFsfY+KCjGZ9KlXRQ31gx/ooZoa1pMJ9TMoYFv HaiA== X-Gm-Message-State: AOAM531snjDofA0+9izZk4SGwANoGQVya6wM7qxg6AMZbfNavvH8cakT wen5GmjJa6XiKJDBuzVi9Us5VA== X-Google-Smtp-Source: ABdhPJyQwRdpiF3Jb/6B4GvAdOz4XZNf3S/CRRMWr5NkJARVW4yJ+uqpZsPaR3UnFWYen80b2NKh/Q== X-Received: by 2002:a17:907:9482:b0:6da:8ad6:c8b5 with SMTP id dm2-20020a170907948200b006da8ad6c8b5mr14137005ejc.372.1651560729585; Mon, 02 May 2022 23:52:09 -0700 (PDT) Received: from localhost.localdomain (xdsl-188-155-176-92.adslplus.ch. [188.155.176.92]) by smtp.gmail.com with ESMTPSA id hf27-20020a1709072c5b00b006f3ef214e2fsm4382915ejc.149.2022.05.02.23.52.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 May 2022 23:52:09 -0700 (PDT) From: Krzysztof Kozlowski To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , =?utf-8?q?Beno?= =?utf-8?q?=C3=AEt_Cousson?= , Tony Lindgren , Sekhar Nori , Bartosz Golaszewski , Vinod Koul , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org Cc: Krzysztof Kozlowski Subject: [PATCH v3 3/6] dmaengine: ti: deprecate '#dma-channels' Date: Tue, 3 May 2022 08:51:58 +0200 Message-Id: <20220503065201.51818-4-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220503065201.51818-1-krzysztof.kozlowski@linaro.org> References: <20220503065201.51818-1-krzysztof.kozlowski@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org The generic property, used in most of the drivers and defined in generic dma-common DT bindings, is 'dma-channels'. Switch to new property while keeping backward compatibility. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Tony Lindgren --- drivers/dma/ti/cppi41.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/dma/ti/cppi41.c b/drivers/dma/ti/cppi41.c index 062bd9bd4de0..695915dba707 100644 --- a/drivers/dma/ti/cppi41.c +++ b/drivers/dma/ti/cppi41.c @@ -1105,8 +1105,12 @@ static int cppi41_dma_probe(struct platform_device *pdev) cdd->qmgr_num_pend = glue_info->qmgr_num_pend; cdd->first_completion_queue = glue_info->first_completion_queue; + /* Parse new and deprecated dma-channels properties */ ret = of_property_read_u32(dev->of_node, - "#dma-channels", &cdd->n_chans); + "dma-channels", &cdd->n_chans); + if (ret) + ret = of_property_read_u32(dev->of_node, + "#dma-channels", &cdd->n_chans); if (ret) goto err_get_n_chans;