Release 4.11 arch/arm/mach-footbridge/dma.c

/*
 *  linux/arch/arm/kernel/dma-ebsa285.c
 *
 *  Copyright (C) 1998 Phil Blundell
 *
 * DMA functions specific to EBSA-285/CATS architectures
 *
 *  Changelog:
 *   09-Nov-1998 RMK    Split out ISA DMA functions to dma-isa.c
 *   17-Mar-1999 RMK    Allow any EBSA285-like architecture to have
 *                      ISA DMA controllers.
 */
#include <linux/init.h>
#include <linux/io.h>
#include <linux/spinlock.h>
#include <linux/scatterlist.h>

#include <asm/dma.h>

#include <asm/mach/dma.h>
#include <asm/hardware/dec21285.h>

#if 0
static int fb_dma_request(unsigned int chan, dma_t *dma)
{
        return -EINVAL;
}

static void fb_dma_enable(unsigned int chan, dma_t *dma)
{
}

static void fb_dma_disable(unsigned int chan, dma_t *dma)
{
}

static struct dma_ops fb_dma_ops = {
        .type           = "fb",
        .request        = fb_dma_request,
        .enable         = fb_dma_enable,
        .disable        = fb_dma_disable,
};
#endif



static int __init fb_dma_init(void)
{
#if 0
	dma[_DC21285_DMA(0)].d_ops = &fb_dma_ops;
        dma[_DC21285_DMA(1)].d_ops = &fb_dma_ops;
#endif
#ifdef CONFIG_ISA_DMA
	if (footbridge_cfn_mode())
		isa_init_dma();
#endif
	return 0;
}
Contributors
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Linus Torvalds (pre-git)
23
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3
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Russell King
8
25.81%
1
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Total
31
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4
100.00%


core_initcall(fb_dma_init);
Overall Contributors
Person
Tokens
Prop
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CommitProp
Linus Torvalds (pre-git)
42
65.62%
5
45.45%
Russell King
20
31.25%
5
45.45%
Christoph Hellwig
2
3.12%
1
9.09%
Total
64
100.00%
11
100.00%
Directory: arch/arm/mach-footbridge

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