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Message-Id: <1526824191-7000-7-git-send-email-nipun.gupta@nxp.com>
Date: Sun, 20 May 2018 19:19:50 +0530
From: Nipun Gupta <nipun.gupta@....com>
To: robin.murphy@....com, will.deacon@....com, robh+dt@...nel.org,
robh@...nel.org, mark.rutland@....com, catalin.marinas@....com,
gregkh@...uxfoundation.org, laurentiu.tudor@....com,
bhelgaas@...gle.com
Cc: hch@....de, joro@...tes.org, m.szyprowski@...sung.com,
shawnguo@...nel.org, frowand.list@...il.com,
iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linuxppc-dev@...ts.ozlabs.org, linux-pci@...r.kernel.org,
bharat.bhushan@....com, stuyoder@...il.com, leoyang.li@....com,
Nipun Gupta <nipun.gupta@....com>
Subject: [PATCH 6/7 v5] bus: fsl-mc: set coherent dma mask for devices on fsl-mc bus
of_dma_configure() API expects coherent_dma_mask to be correctly
set in the devices. This patch does the needful.
Signed-off-by: Nipun Gupta <nipun.gupta@....com>
---
drivers/bus/fsl-mc/fsl-mc-bus.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
index fa43c7d..624828b 100644
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -627,6 +627,7 @@ int fsl_mc_device_add(struct fsl_mc_obj_desc *obj_desc,
mc_dev->icid = parent_mc_dev->icid;
mc_dev->dma_mask = FSL_MC_DEFAULT_DMA_MASK;
mc_dev->dev.dma_mask = &mc_dev->dma_mask;
+ mc_dev->dev.coherent_dma_mask = mc_dev->dma_mask;
dev_set_msi_domain(&mc_dev->dev,
dev_get_msi_domain(&parent_mc_dev->dev));
}
--
1.9.1
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