omap-iommu-debug.c File Reference

#include <linux/module.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/platform_device.h>
#include <linux/debugfs.h>
#include <plat/iommu.h>
#include <plat/iovmm.h>
#include <plat/iopgtable.h>

Go to the source code of this file.

Macros
#define	MAXCOLUMN   100 /* for short messages */
#define	dump_ioptable_entry_one(lv, da, val)
#define	DEBUG_FOPS(name)
#define	DEBUG_FOPS_RO(name)
#define	__DEBUG_ADD_FILE(attr, mode)
#define	DEBUG_ADD_FILE(name)   __DEBUG_ADD_FILE(name, 600)
#define	DEBUG_ADD_FILE_RO(name)   __DEBUG_ADD_FILE(name, 400)

Functions
	DEBUG_FOPS_RO (ver)
	DEBUG_FOPS_RO (regs)
	DEBUG_FOPS_RO (tlb)
	DEBUG_FOPS (pagetable)
	DEBUG_FOPS_RO (mmap)
	DEBUG_FOPS (mem)
	module_init (iommu_debug_init)

Macro Definition Documentation

#define __DEBUG_ADD_FILE	(		attr,
			mode
	)

Value:

{                               \
		struct dentry *dent;                  \
        dent = debugfs_create_file(#attr, mode, parent,     \
                       dev, &debug_##attr##_fops);  \
        if (!dent)                      \
            return -ENOMEM;                 \
    }

Definition at line 348 of file omap-iommu-debug.c.

#define DEBUG_ADD_FILE

(

name

)

__DEBUG_ADD_FILE(name, 600)

Definition at line 357 of file omap-iommu-debug.c.

#define DEBUG_ADD_FILE_RO

(

name

)

__DEBUG_ADD_FILE(name, 400)

Definition at line 358 of file omap-iommu-debug.c.

#define DEBUG_FOPS

(

name

)

Value:

static const struct file_operations debug_##name##_fops = { \
        .open = simple_open,                    \
        .read = debug_read_##name,              \
        .write = debug_write_##name,                \
        .llseek = generic_file_llseek,              \
    };

Definition at line 326 of file omap-iommu-debug.c.

#define DEBUG_FOPS_RO

(

name

)

Value:

static const struct file_operations debug_##name##_fops = { \
        .open = simple_open,                    \
        .read = debug_read_##name,              \
        .llseek = generic_file_llseek,              \
    };

Definition at line 334 of file omap-iommu-debug.c.

#define dump_ioptable_entry_one	(		lv,
			da,
			val
	)

Value:

({                          \
        int __err = 0;                  \
		ssize_t bytes;                    \
        const int maxcol = 22;              \
        const char *str = "%d: %08x %08x\n";        \
        bytes = snprintf(p, maxcol, str, lv, da, val);  \
        p += bytes;                 \
        len -= bytes;                   \
        if (len < maxcol)               \
            __err = -ENOMEM;            \
        __err;                      \
    })

Definition at line 129 of file omap-iommu-debug.c.

#define MAXCOLUMN   100 /* for short messages */

Definition at line 27 of file omap-iommu-debug.c.

Function Documentation

DEBUG_FOPS

(

pagetable

)

DEBUG_FOPS

(

mem

)

DEBUG_FOPS_RO

(

ver

)

DEBUG_FOPS_RO

(

regs

)

DEBUG_FOPS_RO

(

tlb

)

DEBUG_FOPS_RO

(

mmap

)

module_init

(

iommu_debug_init

)

Definition at line 433 of file omap-iommu-debug.c.