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[23.128.96.18]) by mx.google.com with ESMTP id t14si3489178ejy.440.2020.11.12.01.08.55; Thu, 12 Nov 2020 01:09:20 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727709AbgKLJG5 (ORCPT + 99 others); Thu, 12 Nov 2020 04:06:57 -0500 Received: from mga11.intel.com ([192.55.52.93]:52979 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727647AbgKLJGb (ORCPT ); Thu, 12 Nov 2020 04:06:31 -0500 IronPort-SDR: IecaVduCIifXSL/UfldSznzc1PDK0y7XEch2SJfGqM1kFO0sNkO6UZV8hKL8X3nLQPlPhwd6cL SAx8jxnhkA/A== X-IronPort-AV: E=McAfee;i="6000,8403,9802"; a="166773035" X-IronPort-AV: E=Sophos;i="5.77,471,1596524400"; d="scan'208";a="166773035" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Nov 2020 01:06:30 -0800 IronPort-SDR: pbpvAsHk6/SRr+r4dG6bTRnOliqOLc8VL3+KmNQ98ADaHw+A9wNWJSDuq0MnocZObT+J+kKdRO EIF4gPS14HYw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,471,1596524400"; d="scan'208";a="360911518" Received: from jsia-hp-z620-workstation.png.intel.com ([10.221.118.135]) by fmsmga002.fm.intel.com with ESMTP; 12 Nov 2020 01:06:28 -0800 From: Sia Jee Heng To: vkoul@kernel.org, Eugeniy.Paltsev@synopsys.com, robh+dt@kernel.org Cc: andriy.shevchenko@linux.intel.com, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v3 04/15] dmaengine: dw-axi-dmac: Add device_synchronize() callback Date: Thu, 12 Nov 2020 16:49:42 +0800 Message-Id: <20201112084953.21629-5-jee.heng.sia@intel.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201112084953.21629-1-jee.heng.sia@intel.com> References: <20201112084953.21629-1-jee.heng.sia@intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for device_synchronize() callback function to sync with dmaengine_terminate_sync(). Reviewed-by: Andy Shevchenko Signed-off-by: Sia Jee Heng --- drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c index 46e2ba978e20..56b213211341 100644 --- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c @@ -347,6 +347,13 @@ static void dma_chan_issue_pending(struct dma_chan *dchan) spin_unlock_irqrestore(&chan->vc.lock, flags); } +static void dw_axi_dma_synchronize(struct dma_chan *dchan) +{ + struct axi_dma_chan *chan = dchan_to_axi_dma_chan(dchan); + + vchan_synchronize(&chan->vc); +} + static int dma_chan_alloc_chan_resources(struct dma_chan *dchan) { struct axi_dma_chan *chan = dchan_to_axi_dma_chan(dchan); @@ -940,6 +947,7 @@ static int dw_probe(struct platform_device *pdev) dw->dma.device_free_chan_resources = dma_chan_free_chan_resources; dw->dma.device_prep_dma_memcpy = dma_chan_prep_dma_memcpy; + dw->dma.device_synchronize = dw_axi_dma_synchronize; platform_set_drvdata(pdev, chip); -- 2.18.0