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 AB2A3C282EC for ; Fri, 14 Mar 2025 15:15:22 +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:In-Reply-To:References: Content-Transfer-Encoding:Mime-Version:To:From:Cc:Subject:Message-Id:Date: Content-Type:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=TDGHe5H9DDTsiL/3ihAwqrP4qS9aTGO3ohjYTzmIf94=; b=EAMPuetl2FtGzDJRQWZzaMvZz2 4gx6GIzTR3aHzOYQcIABJzr2AMauC6dXfzMfOed1cFT+Cwzi6fRH/Q+1YTa916wPTgEIm/kZkI+Ji ObbWHW89zz+/UUi8NMdijIRYF6fqUMcbRCkjioe0yBRAirXx5EnqnzCl21SSQWv+DoEh65gIdrfJl jACqq3F1F+GAKuJwnRTykAvosnNGoyIj1gk8Au6/sYvlXBH328jc8KmzOPTgSOMwT1vUNHFAI75EU yMuZokFueMpteMN3xLoLxiPyTfYr5erR5fvhDiioiLCvqcF+YISYCfDsmVSRSnVndAAuR4uIt9f86 ewKXs9xw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tt6kj-0000000EWUi-40Ne; Fri, 14 Mar 2025 15:15:13 +0000 Received: from www522.your-server.de ([195.201.215.122]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tt6f5-0000000EVYS-0Lgw for linux-arm-kernel@lists.infradead.org; Fri, 14 Mar 2025 15:09:24 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=folker-schwesinger.de; s=default2212; h=In-Reply-To:References: Content-Transfer-Encoding:Mime-Version:To:From:Cc:Subject:Message-Id:Date: Content-Type:Sender:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID; bh=TDGHe5H9DDTsiL/3ihAwqrP4qS9aTGO3ohjYTzmIf94=; b=MjgqkO1UHN37C5wdfNLcTeDKFh F4uhfb/1LWyBNpNtuF7lk1D2cTSB+zaldu5zhS5tsdgZ7h1ghQTUTeqUv8NG3KcGjnLqRj+JWHKeH FWqD8pBWMKLsTNOwa2AXdwhXEqky8tsmv/5NCCrnNq1tQWBz+rTq1WkyQii0lOEnE5P5eMm+srzBr si6UEHvgsjAtmYQ3/J8L4mNh1SmkVsUhQpQztAFBNd9e/oe4rtpKBaTH0myfdgHbKN9GuiNyCR+DG SrPsuNnTanh+j8D//n6bCPBCINHeaIbaYDqU8HqIp6wJthZhzkxcwta5TZTXGcFAyCisTwdRLN6AZ 02Pu5FhA==; Received: from sslproxy06.your-server.de ([78.46.172.3]) by www522.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.96.2) (envelope-from ) id 1tt6ey-000Mpp-1C; Fri, 14 Mar 2025 16:09:16 +0100 Received: from [185.213.155.229] (helo=localhost) by sslproxy06.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tt6ex-0001HJ-0C; Fri, 14 Mar 2025 16:09:15 +0100 Content-Type: text/plain; charset=UTF-8 Date: Fri, 14 Mar 2025 15:09:15 +0000 Message-Id: Subject: Re: [PATCH] dmaengine: xilinx_dma: Set dma_device directions Cc: "Vinod Koul" , "Michal Simek" , "Marek Vasut" , "Radhey Shyam Pandey" , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , , From: "Folker Schwesinger" To: "Thomas Gessler" , Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Mailer: aerc 0.20.1-33-g75c6578986f4 References: <20250314134849.703819-1-thomas.gessler@brueckmann-gmbh.de> In-Reply-To: <20250314134849.703819-1-thomas.gessler@brueckmann-gmbh.de> X-Authenticated-Sender: dev@folker-schwesinger.de X-Virus-Scanned: Clear (ClamAV 1.0.7/27577/Fri Mar 14 10:01:01 2025) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250314_080923_407856_74A22E9A X-CRM114-Status: GOOD ( 13.56 ) 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 On Fri Mar 14, 2025 at 2:48 PM CET, Thomas Gessler wrote: > Coalesce the direction bits from the enabled TX and/or RX channels into > the directions bit mask of dma_device. Without this mask set, > dma_get_slave_caps() in the DMAEngine fails, which prevents the driver > from being used with an IIO DMAEngine buffer. > > Signed-off-by: Thomas Gessler Tested-by: Folker Schwesinger > --- > drivers/dma/xilinx/xilinx_dma.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_= dma.c > index 108a7287f4cd..641aaf0c0f1c 100644 > --- a/drivers/dma/xilinx/xilinx_dma.c > +++ b/drivers/dma/xilinx/xilinx_dma.c > @@ -3205,6 +3205,10 @@ static int xilinx_dma_probe(struct platform_device= *pdev) > } > } > =20 > + for (i =3D 0; i < xdev->dma_config->max_channels; i++) > + if (xdev->chan[i]) > + xdev->common.directions |=3D xdev->chan[i]->direction; > + > if (xdev->dma_config->dmatype =3D=3D XDMA_TYPE_VDMA) { > for (i =3D 0; i < xdev->dma_config->max_channels; i++) > if (xdev->chan[i])