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ar71xx: update cfi patches for 2.6.3[12] as well 

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19188 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Gabor Juhos 2010-01-17 14:33:35 +00:00
parent e14cdc744f
commit 88c5f55fab
6 changed files with 260 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
target/linux/ar71xx/patches-2.6.31/108-mtd_fix_cfi_cmdset_0002_erase_status_check.patch
View File

@ -1,20 +0,0 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -1568,7 +1568,7 @@ static int __xipram do_erase_chip(struct
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr))
+ if (chip_good(map, adr, map_word_ff(map)))
break;
if (time_after(jiffies, timeo)) {
@@ -1656,7 +1656,7 @@ static int __xipram do_erase_oneblock(st
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr)) {
+ if (chip_good(map, adr, map_word_ff(map))) {
xip_enable(map, chip, adr);
break;
}

69
target/linux/ar71xx/patches-2.6.31/108-mtd_fix_cfi_cmdset_0002_status_check.patch Normal file
View File

@ -0,0 +1,69 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -1141,8 +1141,8 @@ static int __xipram do_write_oneword(str
break;
}
- if (chip_ready(map, adr))
- break;
+ if (chip_good(map, adr, datum))
+ goto enable_xip;
/* Latency issues. Drop the lock, wait a while and retry */
UDELAY(map, chip, adr, 1);
@@ -1158,6 +1158,8 @@ static int __xipram do_write_oneword(str
ret = -EIO;
}
+
+ enable_xip:
xip_enable(map, chip, adr);
op_done:
chip->state = FL_READY;
@@ -1504,7 +1506,6 @@ static int cfi_amdstd_write_buffers(stru
return 0;
}
-
/*
* Handle devices with one erase region, that only implement
* the chip erase command.
@@ -1568,8 +1569,8 @@ static int __xipram do_erase_chip(struct
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr))
- break;
+ if (chip_good(map, adr, map_word_ff(map)))
+ goto op_done;
if (time_after(jiffies, timeo)) {
printk(KERN_WARNING "MTD %s(): software timeout\n",
@@ -1589,6 +1590,7 @@ static int __xipram do_erase_chip(struct
ret = -EIO;
}
+ op_done:
chip->state = FL_READY;
xip_enable(map, chip, adr);
put_chip(map, chip, adr);
@@ -1656,9 +1658,9 @@ static int __xipram do_erase_oneblock(st
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr)) {
+ if (chip_good(map, adr, map_word_ff(map))) {
xip_enable(map, chip, adr);
- break;
+ goto op_done;
}
if (time_after(jiffies, timeo)) {
@@ -1680,6 +1682,7 @@ static int __xipram do_erase_oneblock(st
ret = -EIO;
}
+ op_done:
chip->state = FL_READY;
put_chip(map, chip, adr);
spin_unlock(chip->mutex);

61
target/linux/ar71xx/patches-2.6.31/111-mtd-cfi_cmdset_0002-force-word-write.patch Normal file
View File

@ -0,0 +1,61 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -39,7 +39,7 @@
#include <linux/mtd/xip.h>
#define AMD_BOOTLOC_BUG
-#define FORCE_WORD_WRITE 0
+#define FORCE_WORD_WRITE 1
#define MAX_WORD_RETRIES 3
@@ -55,7 +55,9 @@
static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+#if !FORCE_WORD_WRITE
static int cfi_amdstd_write_buffers(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+#endif
static int cfi_amdstd_erase_chip(struct mtd_info *, struct erase_info *);
static int cfi_amdstd_erase_varsize(struct mtd_info *, struct erase_info *);
static void cfi_amdstd_sync (struct mtd_info *);
@@ -190,6 +192,7 @@ static void fixup_amd_bootblock(struct m
}
#endif
+#if !FORCE_WORD_WRITE
static void fixup_use_write_buffers(struct mtd_info *mtd, void *param)
{
struct map_info *map = mtd->priv;
@@ -199,6 +202,7 @@ static void fixup_use_write_buffers(stru
mtd->write = cfi_amdstd_write_buffers;
}
}
+#endif /* !FORCE_WORD_WRITE */
/* Atmel chips don't use the same PRI format as AMD chips */
static void fixup_convert_atmel_pri(struct mtd_info *mtd, void *param)
@@ -1315,6 +1319,7 @@ static int cfi_amdstd_write_words(struct
/*
* FIXME: interleaved mode not tested, and probably not supported!
*/
+#if !FORCE_WORD_WRITE
static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
unsigned long adr, const u_char *buf,
int len)
@@ -1426,7 +1431,6 @@ static int __xipram do_write_buffer(stru
return ret;
}
-
static int cfi_amdstd_write_buffers(struct mtd_info *mtd, loff_t to, size_t len,
size_t *retlen, const u_char *buf)
{
@@ -1505,6 +1509,7 @@ static int cfi_amdstd_write_buffers(stru
return 0;
}
+#endif /* !FORCE_WORD_WRITE */
/*
* Handle devices with one erase region, that only implement

20
target/linux/ar71xx/patches-2.6.32/108-mtd_fix_cfi_cmdset_0002_erase_status_check.patch
View File

@ -1,20 +0,0 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -1568,7 +1568,7 @@ static int __xipram do_erase_chip(struct
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr))
+ if (chip_good(map, adr, map_word_ff(map)))
break;
if (time_after(jiffies, timeo)) {
@@ -1656,7 +1656,7 @@ static int __xipram do_erase_oneblock(st
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr)) {
+ if (chip_good(map, adr, map_word_ff(map))) {
xip_enable(map, chip, adr);
break;
}

69
target/linux/ar71xx/patches-2.6.32/108-mtd_fix_cfi_cmdset_0002_status_check.patch Normal file
View File

@ -0,0 +1,69 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -1141,8 +1141,8 @@ static int __xipram do_write_oneword(str
break;
}
- if (chip_ready(map, adr))
- break;
+ if (chip_good(map, adr, datum))
+ goto enable_xip;
/* Latency issues. Drop the lock, wait a while and retry */
UDELAY(map, chip, adr, 1);
@@ -1158,6 +1158,8 @@ static int __xipram do_write_oneword(str
ret = -EIO;
}
+
+ enable_xip:
xip_enable(map, chip, adr);
op_done:
chip->state = FL_READY;
@@ -1504,7 +1506,6 @@ static int cfi_amdstd_write_buffers(stru
return 0;
}
-
/*
* Handle devices with one erase region, that only implement
* the chip erase command.
@@ -1568,8 +1569,8 @@ static int __xipram do_erase_chip(struct
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr))
- break;
+ if (chip_good(map, adr, map_word_ff(map)))
+ goto op_done;
if (time_after(jiffies, timeo)) {
printk(KERN_WARNING "MTD %s(): software timeout\n",
@@ -1589,6 +1590,7 @@ static int __xipram do_erase_chip(struct
ret = -EIO;
}
+ op_done:
chip->state = FL_READY;
xip_enable(map, chip, adr);
put_chip(map, chip, adr);
@@ -1656,9 +1658,9 @@ static int __xipram do_erase_oneblock(st
chip->erase_suspended = 0;
}
- if (chip_ready(map, adr)) {
+ if (chip_good(map, adr, map_word_ff(map))) {
xip_enable(map, chip, adr);
- break;
+ goto op_done;
}
if (time_after(jiffies, timeo)) {
@@ -1680,6 +1682,7 @@ static int __xipram do_erase_oneblock(st
ret = -EIO;
}
+ op_done:
chip->state = FL_READY;
put_chip(map, chip, adr);
spin_unlock(chip->mutex);

61
target/linux/ar71xx/patches-2.6.32/111-mtd-cfi_cmdset_0002-force-word-write.patch Normal file
View File

@ -0,0 +1,61 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -39,7 +39,7 @@
#include <linux/mtd/xip.h>
#define AMD_BOOTLOC_BUG
-#define FORCE_WORD_WRITE 0
+#define FORCE_WORD_WRITE 1
#define MAX_WORD_RETRIES 3
@@ -55,7 +55,9 @@
static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+#if !FORCE_WORD_WRITE
static int cfi_amdstd_write_buffers(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+#endif
static int cfi_amdstd_erase_chip(struct mtd_info *, struct erase_info *);
static int cfi_amdstd_erase_varsize(struct mtd_info *, struct erase_info *);
static void cfi_amdstd_sync (struct mtd_info *);
@@ -190,6 +192,7 @@ static void fixup_amd_bootblock(struct m
}
#endif
+#if !FORCE_WORD_WRITE
static void fixup_use_write_buffers(struct mtd_info *mtd, void *param)
{
struct map_info *map = mtd->priv;
@@ -199,6 +202,7 @@ static void fixup_use_write_buffers(stru
mtd->write = cfi_amdstd_write_buffers;
}
}
+#endif /* !FORCE_WORD_WRITE */
/* Atmel chips don't use the same PRI format as AMD chips */
static void fixup_convert_atmel_pri(struct mtd_info *mtd, void *param)
@@ -1315,6 +1319,7 @@ static int cfi_amdstd_write_words(struct
/*
* FIXME: interleaved mode not tested, and probably not supported!
*/
+#if !FORCE_WORD_WRITE
static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
unsigned long adr, const u_char *buf,
int len)
@@ -1426,7 +1431,6 @@ static int __xipram do_write_buffer(stru
return ret;
}
-
static int cfi_amdstd_write_buffers(struct mtd_info *mtd, loff_t to, size_t len,
size_t *retlen, const u_char *buf)
{
@@ -1505,6 +1509,7 @@ static int cfi_amdstd_write_buffers(stru
return 0;
}
+#endif /* !FORCE_WORD_WRITE */
/*
* Handle devices with one erase region, that only implement