linux-kernel - [PATCH V2 04/10] dmaengine: qcom_hidma: configure DMA and MSI for OF

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Date:   Mon, 12 Sep 2016 09:02:58 -0400
From:   Sinan Kaya <okaya@...eaurora.org>
To:     dmaengine@...r.kernel.org, timur@...eaurora.org,
        devicetree@...r.kernel.org, cov@...eaurora.org,
        vinod.koul@...el.com, jcm@...hat.com
Cc:     agross@...eaurora.org, arnd@...db.de,
        linux-arm-msm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Sinan Kaya <okaya@...eaurora.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Wei Yongjun <yongjun_wei@...ndmicro.com.cn>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH V2 04/10] dmaengine: qcom_hidma: configure DMA and MSI for OF

Configure the DMA bindings for the device tree based firmware.

Signed-off-by: Sinan Kaya <okaya@...eaurora.org>
---
 drivers/dma/qcom/hidma_mgmt.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/dma/qcom/hidma_mgmt.c b/drivers/dma/qcom/hidma_mgmt.c
index 82f36e4..e8f6b84 100644
--- a/drivers/dma/qcom/hidma_mgmt.c
+++ b/drivers/dma/qcom/hidma_mgmt.c
@@ -375,8 +375,11 @@ static int __init hidma_mgmt_of_populate_channels(struct device_node *np)
 			ret = PTR_ERR(new_pdev);
 			goto out;
 		}
+		of_node_get(child);
+		new_pdev->dev.of_node = child;
 		of_dma_configure(&new_pdev->dev, child);
-
+		of_msi_configure(&new_pdev->dev, child);
+		of_node_put(child);
 		kfree(res);
 		res = NULL;
 	}
-- 
1.9.1