[MTD] CFI: remove major/minor version check for command set 0x0002

[linux-2.6-omap-h63xx.git] / drivers / mtd / chips / cfi_cmdset_0002.c

diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index 3e6f5d8609e8e513b38e5110bc7719a3fce5c1d0..94bb61e19047764ae06dcf91408946219869fa06 100644 (file)
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -71,8 +71,8 @@ static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr
 static void put_chip(struct map_info *map, struct flchip *chip, unsigned long adr);
 #include "fwh_lock.h"
 
-static int cfi_atmel_lock(struct mtd_info *mtd, loff_t ofs, size_t len);
-static int cfi_atmel_unlock(struct mtd_info *mtd, loff_t ofs, size_t len);
+static int cfi_atmel_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
+static int cfi_atmel_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
 
 static struct mtd_chip_driver cfi_amdstd_chipdrv = {
        .probe          = NULL, /* Not usable directly */
@@ -322,6 +322,14 @@ static struct cfi_fixup fixup_table[] = {
 };
 
 
+static void cfi_fixup_major_minor(struct cfi_private *cfi,
+                                 struct cfi_pri_amdstd *extp)
+{
+       if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
+           extp->MajorVersion == '0')
+               extp->MajorVersion = '1';
+}
+
 struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)
 {
        struct cfi_private *cfi = map->fldrv_priv;
@@ -363,6 +371,8 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)
                        return NULL;
                }
 
+               cfi_fixup_major_minor(cfi, extp);
+
                if (extp->MajorVersion != '1' ||
                    (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
                        printk(KERN_ERR "  Unknown Amd/Fujitsu Extended Query "
@@ -406,19 +416,6 @@ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)
                /* Set the default CFI lock/unlock addresses */
                cfi->addr_unlock1 = 0x555;
                cfi->addr_unlock2 = 0x2aa;
-               /* Modify the unlock address if we are in compatibility mode */
-               if (    /* x16 in x8 mode */
-                       ((cfi->device_type == CFI_DEVICETYPE_X8) &&
-                               (cfi->cfiq->InterfaceDesc ==
-                                       CFI_INTERFACE_X8_BY_X16_ASYNC)) ||
-                       /* x32 in x16 mode */
-                       ((cfi->device_type == CFI_DEVICETYPE_X16) &&
-                               (cfi->cfiq->InterfaceDesc ==
-                                       CFI_INTERFACE_X16_BY_X32_ASYNC)))
-               {
-                       cfi->addr_unlock1 = 0xaaa;
-                       cfi->addr_unlock2 = 0x555;
-               }
 
        } /* CFI mode */
        else if (cfi->cfi_mode == CFI_MODE_JEDEC) {
@@ -1787,12 +1784,12 @@ out_unlock:
        return ret;
 }
 
-static int cfi_atmel_lock(struct mtd_info *mtd, loff_t ofs, size_t len)
+static int cfi_atmel_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
 {
        return cfi_varsize_frob(mtd, do_atmel_lock, ofs, len, NULL);
 }
 
-static int cfi_atmel_unlock(struct mtd_info *mtd, loff_t ofs, size_t len)
+static int cfi_atmel_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
 {
        return cfi_varsize_frob(mtd, do_atmel_unlock, ofs, len, NULL);
 }