minor cleanup of flash map driver

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@2728 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 23 insertions, 35 deletions

diff --git a/openwrt/target/linux/linux-2.6/patches/brcm/002-flash-map.patch b/openwrt/target/linux/linux-2.6/patches/brcm/002-flash-map.patch
index d0917ba6e..3d85d8971 100644
--- a/openwrt/target/linux/linux-2.6/patches/brcm/002-flash-map.patch
+++ b/openwrt/target/linux/linux-2.6/patches/brcm/002-flash-map.patch
@@ -1,7 +1,7 @@
-diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/drivers/mtd/maps/bcm47xx-flash.c
---- linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c	1970-01-01 01:00:00.000000000 +0100
-+++ linux-2.6.12.5-flash/drivers/mtd/maps/bcm47xx-flash.c	2005-11-29 12:50:51.416656000 +0100
-@@ -0,0 +1,333 @@
+diff -Nur linux-2.6.15-rc5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.15-rc5-flash/drivers/mtd/maps/bcm47xx-flash.c
+--- linux-2.6.15-rc5/drivers/mtd/maps/bcm47xx-flash.c	1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.15-rc5-flash/drivers/mtd/maps/bcm47xx-flash.c	2005-12-18 23:40:45.060006250 +0100
+@@ -0,0 +1,321 @@
 +/*
 + *  Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
 + *  Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
@@ -36,8 +36,6 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 + *  SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
 + *  FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
 + *
-+ *  $Id: bcm47xx-flash.c,v 1.1 2004/10/21 07:18:31 jolt Exp $
-+ *
 + *  Flash mapping for BCM947XX boards
 + */
 +
@@ -48,17 +46,12 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +#include <asm/io.h>
 +#include <linux/mtd/mtd.h>
 +#include <linux/mtd/map.h>
++#ifdef CONFIG_MTD_PARTITIONS
 +#include <linux/mtd/partitions.h>
++#endif
 +#include <linux/config.h>
-+#include <typedefs.h>
-+#include <bcmutils.h>
-+#include <bcmnvram.h>
-+#include <trxhdr.h>
 +
-+
-+#ifdef CONFIG_MTD_PARTITIONS
-+extern struct mtd_partition * init_mtd_partitions(struct mtd_info *mtd, size_t size);
-+#endif
++#include <trxhdr.h>
 +
 +#define WINDOW_ADDR 0x1c000000
 +#define WINDOW_SIZE (0x400000*2)
@@ -193,9 +186,8 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +
 +	int cfe_size_flag;
 +
-+	cfe_size_flag = find_cfe_size(mtd,size); 
-+
 +	/* if cfe_size_flag=0, cfe size is 256 kb, else 384 kb */
++	cfe_size_flag = find_cfe_size(mtd, size); 
 +
 +	/* boot loader */
 +	bcm947xx_parts[0].offset = 0;
@@ -209,12 +201,11 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +	/* nvram */
 +	if (cfe_size_flag == 0) {
 +		bcm947xx_parts[3].offset = size - mtd->erasesize;
-+		bcm947xx_parts[3].size   = mtd->erasesize;
 +	} else {
 +		/* nvram (old 128kb config partition on netgear wgt634u) */
 +		bcm947xx_parts[3].offset = bcm947xx_parts[0].size;
-+		bcm947xx_parts[3].size   = 1024*128;
 +	}
++	bcm947xx_parts[3].size   = mtd->erasesize;
 +
 +	/* linux (kernel and rootfs) */
 +	if (cfe_size_flag == 0) {
@@ -236,8 +227,8 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +		/* entirely jffs2 */
 +		bcm947xx_parts[4].name = NULL;
 +		if (cfe_size_flag == 0) {
-+			bcm947xx_parts[2].size = bcm947xx_parts[3].offset - 
-+				bcm947xx_parts[2].offset;
++			bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - 
++				bcm947xx_parts[3].size;
 +		} else {
 +			bcm947xx_parts[2].size = size - bcm947xx_parts[2].offset - 
 +				bcm947xx_parts[3].size; 
@@ -268,8 +259,6 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +
 +	return bcm947xx_parts;
 +}
-+
-+EXPORT_SYMBOL(init_mtd_partitions);
 +#endif
 +
 +int __init init_bcm947xx_map(void)
@@ -301,7 +290,7 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +
 +	size = bcm947xx_mtd->size;
 +
-+	printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", bcm947xx_mtd->size, WINDOW_ADDR);
++	printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", size, WINDOW_ADDR);
 +
 +#ifdef CONFIG_MTD_PARTITIONS
 +	parts = init_mtd_partitions(bcm947xx_mtd, size);
@@ -312,15 +301,14 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +		goto fail;
 +	}
 +#endif
-+
 +	return 0;
 +
 + fail:
 +	if (bcm947xx_mtd)
 +		map_destroy(bcm947xx_mtd);
-+	if (bcm947xx_map.map_priv_1)
-+		iounmap((void *) bcm947xx_map.map_priv_1);
-+	bcm947xx_map.map_priv_1 = 0;
++	if (bcm947xx_map.virt)
++		iounmap((void *)bcm947xx_map.virt);
++	bcm947xx_map.virt = 0;
 +	return ret;
 +}
 +
@@ -335,10 +323,10 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/bcm47xx-flash.c linux-2.6.12.5-flash/d
 +
 +module_init(init_bcm947xx_map);
 +module_exit(cleanup_bcm947xx_map);
-diff -Nur linux-2.6.12.5/drivers/mtd/maps/Kconfig linux-2.6.12.5-flash/drivers/mtd/maps/Kconfig
---- linux-2.6.12.5/drivers/mtd/maps/Kconfig	2005-08-15 02:20:18.000000000 +0200
-+++ linux-2.6.12.5-flash/drivers/mtd/maps/Kconfig	2005-09-16 22:27:36.000000000 +0200
-@@ -357,6 +357,12 @@
+diff -Nur linux-2.6.15-rc5/drivers/mtd/maps/Kconfig linux-2.6.15-rc5-flash/drivers/mtd/maps/Kconfig
+--- linux-2.6.15-rc5/drivers/mtd/maps/Kconfig	2005-12-04 06:10:42.000000000 +0100
++++ linux-2.6.15-rc5-flash/drivers/mtd/maps/Kconfig	2005-12-18 19:36:11.555087000 +0100
+@@ -299,6 +299,12 @@
  	  Mapping for the Flaga digital module. If you don't have one, ignore
  	  this setting.
  
@@ -350,10 +338,10 @@ diff -Nur linux-2.6.12.5/drivers/mtd/maps/Kconfig linux-2.6.12.5-flash/drivers/m
 +	  
  config MTD_BEECH
  	tristate "CFI Flash device mapped on IBM 405LP Beech"
- 	depends on MTD_CFI && PPC32 && 40x && BEECH
-diff -Nur linux-2.6.12.5/drivers/mtd/maps/Makefile linux-2.6.12.5-flash/drivers/mtd/maps/Makefile
---- linux-2.6.12.5/drivers/mtd/maps/Makefile	2005-08-15 02:20:18.000000000 +0200
-+++ linux-2.6.12.5-flash/drivers/mtd/maps/Makefile	2005-09-16 22:27:01.000000000 +0200
+ 	depends on MTD_CFI && BEECH
+diff -Nur linux-2.6.15-rc5/drivers/mtd/maps/Makefile linux-2.6.15-rc5-flash/drivers/mtd/maps/Makefile
+--- linux-2.6.15-rc5/drivers/mtd/maps/Makefile	2005-12-04 06:10:42.000000000 +0100
++++ linux-2.6.15-rc5-flash/drivers/mtd/maps/Makefile	2005-12-18 19:36:11.555087000 +0100
 @@ -31,6 +31,7 @@
  obj-$(CONFIG_MTD_PCMCIA)	+= pcmciamtd.o
  obj-$(CONFIG_MTD_RPXLITE)	+= rpxlite.o