dma-sysfs.c File Reference

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/stat.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/err.h>
#include <linux/string.h>
#include <asm/dma.h>

Go to the source code of this file.

Macros
#define	dma_ro_attr(field, fmt)

Functions
	postcore_initcall (dma_subsys_init)
	dma_ro_attr (count,"0x%08x\n")
	dma_ro_attr (flags,"0x%08lx\n")
int	dma_create_sysfs_files (struct dma_channel *chan, struct dma_info *info)
void	dma_remove_sysfs_files (struct dma_channel *chan, struct dma_info *info)

Macro Definition Documentation

#define dma_ro_attr	(		field,
			fmt
	)

Value:

static ssize_t dma_show_##field(struct device *dev,     \
                struct device_attribute *attr, char *buf)\
{                                   \
	struct dma_channel *channel = to_dma_channel(dev);     \
    return sprintf(buf, fmt, channel->field);           \
}                                   \
static DEVICE_ATTR(field, S_IRUGO, dma_show_##field, NULL);

Definition at line 112 of file dma-sysfs.c.

Function Documentation

int dma_create_sysfs_files	(	struct dma_channel *	chan,
		struct dma_info *	info
	)

Definition at line 124 of file dma-sysfs.c.

void dma_remove_sysfs_files	(	struct dma_channel *	chan,
		struct dma_info *	info
	)

Definition at line 152 of file dma-sysfs.c.

dma_ro_attr	(	count	,
		"0x%08x\n"
	)

dma_ro_attr	(	flags	,
		"0x%08lx\n"
	)

postcore_initcall

(

dma_subsys_init

)