linux-kernel - [Add PCI DMA support to MCB 2/2] Add a dma_device to mcb

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Message-ID: <d07553eb4c5ac9548dadf38276725da12e6eac86.1472470255.git.michael.moese@men.de>
Date:   Mon, 29 Aug 2016 14:08:23 +0200
From:   Michael Moese <michael.moese@....de>
To:     <jthumshirn@...e.de>
CC:     <linux-kernel@...r.kernel.org>,
        Michael Moese <michael.moese@....de>
Subject: [Add PCI DMA support to MCB 2/2] Add a dma_device to mcb_device

Signed-off-by: Michael Moese <michael.moese@....de>
---
 drivers/mcb/mcb-core.c | 1 +
 include/linux/mcb.h    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c
index 5306966..e74bfea 100644
--- a/drivers/mcb/mcb-core.c
+++ b/drivers/mcb/mcb-core.c
@@ -233,6 +233,7 @@ int mcb_device_register(struct mcb_bus *bus, struct mcb_device *dev)
 	dev->dev.bus = &mcb_bus_type;
 	dev->dev.parent = bus->dev.parent;
 	dev->dev.release = mcb_release_dev;
+	dev->dma_device = bus->carrier;
 
 	device_id = dev->id;
 	dev_set_name(&dev->dev, "mcb%d-16z%03d-%d:%d:%d",
diff --git a/include/linux/mcb.h b/include/linux/mcb.h
index ee5200d..4097ac9 100644
--- a/include/linux/mcb.h
+++ b/include/linux/mcb.h
@@ -76,6 +76,7 @@ struct mcb_device {
 	int rev;
 	struct resource irq;
 	struct resource mem;
+	struct device *dma_dev;
 };
 
 static inline struct mcb_device *to_mcb_device(struct device *dev)
-- 
2.6.6