From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:33956 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750868AbdFLIzB (ORCPT ); Mon, 12 Jun 2017 04:55:01 -0400 Subject: Patch "dmaengine: mv_xor_v2: set DMA mask to 40 bits" has been added to the 4.11-stable tree To: thomas.petazzoni@free-electrons.com, gregkh@linuxfoundation.org, vinod.koul@intel.com Cc: , From: Date: Mon, 12 Jun 2017 10:54:45 +0200 Message-ID: <149725768568181@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled dmaengine: mv_xor_v2: set DMA mask to 40 bits to the 4.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: dmaengine-mv_xor_v2-set-dma-mask-to-40-bits.patch and it can be found in the queue-4.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From b2d3c270f9f2fb82518ac500a9849c3aaf503852 Mon Sep 17 00:00:00 2001 From: Thomas Petazzoni Date: Fri, 5 May 2017 11:57:50 +0200 Subject: dmaengine: mv_xor_v2: set DMA mask to 40 bits From: Thomas Petazzoni commit b2d3c270f9f2fb82518ac500a9849c3aaf503852 upstream. The XORv2 engine on Armada 7K/8K can only access the first 40 bits of the physical address space, so the DMA mask must be set accordingly. Fixes: 19a340b1a820 ("dmaengine: mv_xor_v2: new driver") Signed-off-by: Thomas Petazzoni Signed-off-by: Vinod Koul Signed-off-by: Greg Kroah-Hartman --- drivers/dma/mv_xor_v2.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/dma/mv_xor_v2.c +++ b/drivers/dma/mv_xor_v2.c @@ -693,6 +693,10 @@ static int mv_xor_v2_probe(struct platfo platform_set_drvdata(pdev, xor_dev); + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(40)); + if (ret) + return ret; + xor_dev->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(xor_dev->clk) && PTR_ERR(xor_dev->clk) == -EPROBE_DEFER) return -EPROBE_DEFER; Patches currently in stable-queue which might be from thomas.petazzoni@free-electrons.com are queue-4.11/dmaengine-mv_xor_v2-properly-handle-wrapping-in-the-array-of-hw-descriptors.patch queue-4.11/dmaengine-mv_xor_v2-enable-xor-engine-after-its-configuration.patch queue-4.11/dmaengine-mv_xor_v2-set-dma-mask-to-40-bits.patch queue-4.11/dmaengine-mv_xor_v2-do-not-use-descriptors-not-acked-by-async_tx.patch queue-4.11/dmaengine-mv_xor_v2-handle-mv_xor_v2_prep_sw_desc-error-properly.patch queue-4.11/dmaengine-mv_xor_v2-remove-interrupt-coalescing.patch queue-4.11/dmaengine-mv_xor_v2-fix-tx_submit-implementation.patch