From patchwork Wed Apr 27 16:11:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 12829118 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 E5FBBC433EF for ; Wed, 27 Apr 2022 16:13:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242389AbiD0QRD (ORCPT ); Wed, 27 Apr 2022 12:17:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49556 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243890AbiD0QPe (ORCPT ); Wed, 27 Apr 2022 12:15:34 -0400 Received: from mail-ed1-x52d.google.com (mail-ed1-x52d.google.com [IPv6:2a00:1450:4864:20::52d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5232E40DC93 for ; Wed, 27 Apr 2022 09:11:53 -0700 (PDT) Received: by mail-ed1-x52d.google.com with SMTP id a1so2523881edt.3 for ; Wed, 27 Apr 2022 09:11:53 -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=sTnDbxdgS0mgXbKApiJHfHNISUe45/tlEA6w8LCqMVo=; b=irFFHDjYZSFyQbxpZ9xzTVBaGrJELJT/3G3x/FVcvn1xrfoe9s5IA93JcG3qBIDnxU iVkJIYjG9vKQqIW3FNSn5tP6ElMaBqr77XOAtGCDLYaf+Jg5THkhiNbMazW4hbvGIEh/ NLmHWRqDRbwgEyfiv+QjroG0eMsO13vMO8aRCmbyCZ2dyl2CtS1RAelAPSuEkKom64vS pR+kfALVNMxQSLeIese1bDwf2/KjSk+yTA6+8g7B1UZfoL1/4u4xEgQpcmWjeO/hWY+c xJ04+AjqifWlGUlXOPe8zDglHMsleClC2lY7haam96Th65gT55+s/XyaQcqCHg9XBcRj j2LQ== 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=sTnDbxdgS0mgXbKApiJHfHNISUe45/tlEA6w8LCqMVo=; b=TdksbwkBndV+jRV7McFaVzBU3+cjuf4TBmistFUctqZBp/k0Ly3A9MhrrqMor1/YvZ NNA+W/5NRcwGTAa/HgK6MOhl/VPFMpm7BWwvNgaPYOHC2/QDqBcZZR7nCZefWiMZ5Mjh OYGjKDSobgDCkQFhjDPGz3/GLEW1GLpxzhIjqjdVAbnuha9j32YPYy0sY0FQR8M8XYdD JPZB2vimu0/fG6RZjPHeieWwBabhiWrWc3cZKgOcZaAdlHu5BNZtESST52Tmexky7YF5 WnxeQh1XHy1M8osYVxSMZpAiFNImR8/j4lofDUo3LLjEd33KRMyboFL5V0ko6Pkcf8xz S8vw== X-Gm-Message-State: AOAM533D/PNne7ObNiq//dT6WGLqs++tv883rNJUdhKRo224QGnW1mv1 1vOJQTnauYUZG/DGrcBCA0UE9Q== X-Google-Smtp-Source: ABdhPJyD298TvfzF7khDKxteqMwLExoT8s819j720DrOYWzLr70lt1vc+GQahx4WThk4AMSBa+pULQ== X-Received: by 2002:a50:8dca:0:b0:425:e8a3:a79f with SMTP id s10-20020a508dca000000b00425e8a3a79fmr17010276edh.155.1651075906702; Wed, 27 Apr 2022 09:11:46 -0700 (PDT) Received: from localhost.localdomain (xdsl-188-155-176-92.adslplus.ch. [188.155.176.92]) by smtp.gmail.com with ESMTPSA id m1-20020a170906234100b006ef83025804sm7124610eja.87.2022.04.27.09.11.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Apr 2022 09:11:44 -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 v2 3/6] dmaengine: ti: deprecate '#dma-channels' Date: Wed, 27 Apr 2022 18:11:23 +0200 Message-Id: <20220427161126.647073-4-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220427161126.647073-1-krzysztof.kozlowski@linaro.org> References: <20220427161126.647073-1-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;