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Commit 1249c513 authored by Andrey Panin's avatar Andrey Panin Committed by Linus Torvalds
Browse files

[PATCH] dmi: spring cleanup 



Whitespace and CodingStyle cleanup. No functionality changes.

Signed-off-by: default avatarAndrey Panin <pazke@donpac.ru>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent b625883f

arch/i386/kernel/dmi_scan.c

+70 −93
Original line number Diff line number Diff line 
#include <linux/types.h>

#include <linux/kernel.h>

#include <linux/string.h>

#include <linux/init.h>

#include <linux/module.h>

#include <linux/slab.h>

#include <linux/acpi.h>

#include <asm/io.h>

#include <linux/pm.h>

#include <asm/system.h>

#include <linux/dmi.h>

#include <linux/bootmem.h>





struct dmi_header

{

struct dmi_header {

	u8 type;

	u8 length;

	u16 handle;
@@ -29,15 +22,13 @@ struct dmi_header 


static char * __init dmi_string(struct dmi_header *dm, u8 s)

{

	u8 *bp=(u8 *)dm;

	bp+=dm->length;

	u8 *bp = ((u8 *) dm) + dm->length;



	if (!s)

		return "";

	s--;

	while(s>0 && *bp)

	{

		bp+=strlen(bp);

		bp++;

	while (s > 0 && *bp) {

		bp += strlen(bp) + 1;

		s--;

	}

	return bp;
@@ -47,12 +38,10 @@ static char * __init dmi_string(struct dmi_header *dm, u8 s) 
 *	We have to be cautious here. We have seen BIOSes with DMI pointers

 *	pointing to completely the wrong place for example

 */

 

static int __init dmi_table(u32 base, int len, int num, void (*decode)(struct dmi_header *))

static int __init dmi_table(u32 base, int len, int num,

			    void (*decode)(struct dmi_header *))

{

	u8 *buf;

	struct dmi_header *dm;

	u8 *data;

	u8 *buf, *data;

	int i = 0;

		

	buf = bt_ioremap(base, len);
@@ -65,17 +54,15 @@ static int __init dmi_table(u32 base, int len, int num, void (*decode)(struct dm 
 	 *	Stop when we see all the items the table claimed to have

 	 *	OR we run off the end of the table (also happens)

 	 */

 

	while(i<num && data-buf+sizeof(struct dmi_header)<=len)

	{

		dm=(struct dmi_header *)data;

	while ((i < num) && (data - buf + sizeof(struct dmi_header)) <= len) {

		struct dmi_header *dm = (struct dmi_header *)data;

		/*

		 *  We want to know the total length (formated area and strings)

		 *  before decoding to make sure we won't run off the table in

		 *  dmi_decode or dmi_string

		 */

		data += dm->length;

		while(data-buf<len-1 && (data[0] || data[1]))

		while ((data - buf < len - 1) && (data[0] || data[1]))

			data++;

		if (data - buf < len - 1)

			decode(dm);
@@ -86,15 +73,15 @@ static int __init dmi_table(u32 base, int len, int num, void (*decode)(struct dm 
	return 0;

}





inline static int __init dmi_checksum(u8 *buf)

static int __init dmi_checksum(u8 *buf)

{

	u8 sum = 0;

	int a;

	

	for (a = 0; a < 15; a++)

		sum += buf[a];

	return (sum==0);



	return sum == 0;

}



static int __init dmi_iterate(void (*decode)(struct dmi_header *))
@@ -110,13 +97,14 @@ static int __init dmi_iterate(void (*decode)(struct dmi_header *)) 
	p = ioremap(0xF0000, 0x10000);

	if (p == NULL)

		return -1;



	for (q = p; q < p + 0x10000; q += 16) {

		memcpy_fromio(buf, q, 15);

		if(memcmp(buf, "_DMI_", 5)==0 && dmi_checksum(buf))

		{

			u16 num=buf[13]<<8|buf[12];

			u16 len=buf[7]<<8|buf[6];

			u32 base=buf[11]<<24|buf[10]<<16|buf[9]<<8|buf[8];

		if ((memcmp(buf, "_DMI_", 5) == 0) && dmi_checksum(buf)) {

			u16 num = (buf[13] << 8) | buf[12];

			u16 len = (buf[7] << 8) | buf[6];

			u32 base = (buf[11] << 24) | (buf[10] << 16) |

				   (buf[9] << 8) | buf[8];



			/*

			 * DMI version 0.0 means that the real version is taken from
@@ -124,13 +112,14 @@ static int __init dmi_iterate(void (*decode)(struct dmi_header *)) 
			 */

			if (buf[14] != 0)

				printk(KERN_INFO "DMI %d.%d present.\n",

					buf[14]>>4, buf[14]&0x0F);

					buf[14] >> 4, buf[14] & 0xF);

			else

				printk(KERN_INFO "DMI present.\n");



			dmi_printk((KERN_INFO "%d structures occupying %d bytes.\n",

				num, len));

			dmi_printk((KERN_INFO "DMI table at 0x%08X.\n",

				base));

			dmi_printk((KERN_INFO "DMI table at 0x%08X.\n", base));



			if (dmi_table(base,len, num, decode) == 0)

				return 0;

		}
@@ -143,15 +132,16 @@ static char *dmi_ident[DMI_STRING_MAX]; 
/*

 *	Save a DMI string

 */

 

static void __init dmi_save_ident(struct dmi_header *dm, int slot, int string)

{

	char *d = (char*)dm;

	char *p = dmi_string(dm, d[string]);



	if (p == NULL || *p == 0)

		return;

	if (dmi_ident[slot])

		return;



	dmi_ident[slot] = alloc_bootmem(strlen(p) + 1);

	if(dmi_ident[slot])

		strcpy(dmi_ident[slot], p);
@@ -166,46 +156,33 @@ static void __init dmi_save_ident(struct dmi_header *dm, int slot, int string) 
 */

static void __init dmi_decode(struct dmi_header *dm)

{

#ifdef DMI_DEBUG

	u8 *data = (u8 *)dm;

#endif

	u8 *data __attribute__((__unused__)) = (u8 *)dm;

	

	switch(dm->type)

	{

	switch(dm->type) {

	case  0:

			dmi_printk(("BIOS Vendor: %s\n",

				dmi_string(dm, data[4])));

		dmi_printk(("BIOS Vendor: %s\n", dmi_string(dm, data[4])));

		dmi_save_ident(dm, DMI_BIOS_VENDOR, 4);

			dmi_printk(("BIOS Version: %s\n", 

				dmi_string(dm, data[5])));

		dmi_printk(("BIOS Version: %s\n", dmi_string(dm, data[5])));

		dmi_save_ident(dm, DMI_BIOS_VERSION, 5);

			dmi_printk(("BIOS Release: %s\n",

				dmi_string(dm, data[8])));

		dmi_printk(("BIOS Release: %s\n", dmi_string(dm, data[8])));

		dmi_save_ident(dm, DMI_BIOS_DATE, 8);

		break;

	case 1:

			dmi_printk(("System Vendor: %s\n",

				dmi_string(dm, data[4])));

		dmi_printk(("System Vendor: %s\n", dmi_string(dm, data[4])));

		dmi_save_ident(dm, DMI_SYS_VENDOR, 4);

			dmi_printk(("Product Name: %s\n",

				dmi_string(dm, data[5])));

		dmi_printk(("Product Name: %s\n", dmi_string(dm, data[5])));

		dmi_save_ident(dm, DMI_PRODUCT_NAME, 5);

			dmi_printk(("Version: %s\n",

				dmi_string(dm, data[6])));

		dmi_printk(("Version: %s\n", dmi_string(dm, data[6])));

		dmi_save_ident(dm, DMI_PRODUCT_VERSION, 6);

			dmi_printk(("Serial Number: %s\n",

				dmi_string(dm, data[7])));

		dmi_printk(("Serial Number: %s\n", dmi_string(dm, data[7])));

		dmi_save_ident(dm, DMI_PRODUCT_SERIAL, 7);

		break;

	case 2:

			dmi_printk(("Board Vendor: %s\n",

				dmi_string(dm, data[4])));

		dmi_printk(("Board Vendor: %s\n", dmi_string(dm, data[4])));

		dmi_save_ident(dm, DMI_BOARD_VENDOR, 4);

			dmi_printk(("Board Name: %s\n",

				dmi_string(dm, data[5])));

		dmi_printk(("Board Name: %s\n", dmi_string(dm, data[5])));

		dmi_save_ident(dm, DMI_BOARD_NAME, 5);

			dmi_printk(("Board Version: %s\n",

				dmi_string(dm, data[6])));

		dmi_printk(("Board Version: %s\n", dmi_string(dm, data[6])));

		dmi_save_ident(dm, DMI_BOARD_VERSION, 6);

		break;

	}