dma: mxs-dma: remove code left from generic DMA binding conversion

With all mxs-dma clients moved to use generic DMA helper, the code
left from generic DMA binding conversion can be removed now.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c
index 6fb4b7bc448ff019ccb23c6688b37b7d09223e51..ccd13df841db790ff9eabc9cbc9df79f5f8bb9af 100644 (file)
--- a/drivers/dma/mxs-dma.c
+++ b/drivers/dma/mxs-dma.c
@@ -23,7 +23,6 @@
 #include <linux/dmaengine.h>
 #include <linux/delay.h>
 #include <linux/module.h>
-#include <linux/fsl/mxs-dma.h>
 #include <linux/stmp_device.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
@@ -197,24 +196,6 @@ static struct mxs_dma_chan *to_mxs_dma_chan(struct dma_chan *chan)
        return container_of(chan, struct mxs_dma_chan, chan);
 }
 
-int mxs_dma_is_apbh(struct dma_chan *chan)
-{
-       struct mxs_dma_chan *mxs_chan = to_mxs_dma_chan(chan);
-       struct mxs_dma_engine *mxs_dma = mxs_chan->mxs_dma;
-
-       return dma_is_apbh(mxs_dma);
-}
-EXPORT_SYMBOL_GPL(mxs_dma_is_apbh);
-
-int mxs_dma_is_apbx(struct dma_chan *chan)
-{
-       struct mxs_dma_chan *mxs_chan = to_mxs_dma_chan(chan);
-       struct mxs_dma_engine *mxs_dma = mxs_chan->mxs_dma;
-
-       return !dma_is_apbh(mxs_dma);
-}
-EXPORT_SYMBOL_GPL(mxs_dma_is_apbx);
-
 static void mxs_dma_reset_chan(struct mxs_dma_chan *mxs_chan)
 {
        struct mxs_dma_engine *mxs_dma = mxs_chan->mxs_dma;
@@ -349,13 +330,9 @@ static irqreturn_t mxs_dma_int_handler(int irq, void *dev_id)
 static int mxs_dma_alloc_chan_resources(struct dma_chan *chan)
 {
        struct mxs_dma_chan *mxs_chan = to_mxs_dma_chan(chan);
-       struct mxs_dma_data *data = chan->private;
        struct mxs_dma_engine *mxs_dma = mxs_chan->mxs_dma;
        int ret;
 
-       if (data)
-               mxs_chan->chan_irq = data->chan_irq;
-
        mxs_chan->ccw = dma_alloc_coherent(mxs_dma->dma_device.dev,
                                CCW_BLOCK_SIZE, &mxs_chan->ccw_phys,
                                GFP_KERNEL);

diff --git a/include/linux/fsl/mxs-dma.h b/include/linux/fsl/mxs-dma.h
deleted file mode 100644 (file)
index 55d8702..0000000
--- a/include/linux/fsl/mxs-dma.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef __MACH_MXS_DMA_H__
-#define __MACH_MXS_DMA_H__
-
-#include <linux/dmaengine.h>
-
-struct mxs_dma_data {
-       int chan_irq;
-};
-
-extern int mxs_dma_is_apbh(struct dma_chan *chan);
-extern int mxs_dma_is_apbx(struct dma_chan *chan);
-#endif /* __MACH_MXS_DMA_H__ */