adjust switch default configs for the swconfig api change
[openwrt.git] / target / linux / ar71xx / patches-2.6.30 / 108-mtd_fix_cfi_cmdset_0002_status_check.patch
index 6c49fd4..2ddd0d3 100644 (file)
@@ -1,71 +1,69 @@
 --- 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
-@@ -190,6 +190,7 @@ 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 +200,7 @@ static void fixup_use_write_buffers(stru
-               mtd->write = cfi_amdstd_write_buffers;
-       }
- }
-+#endif
- /* Atmel chips don't use the same PRI format as AMD chips */
- static void fixup_convert_atmel_pri(struct mtd_info *mtd, void *param)
-@@ -1152,7 +1154,7 @@ static int __xipram do_write_oneword(str
+@@ -1152,8 +1152,8 @@ static int __xipram do_write_oneword(str
                        break;
                }
  
 -              if (chip_ready(map, adr))
+-                      break;
 +              if (chip_good(map, adr, datum))
-                       break;
++                      goto enable_xip;
  
                /* Latency issues. Drop the lock, wait a while and retry */
-@@ -1436,6 +1438,7 @@ static int __xipram do_write_buffer(stru
- }
-+#if !FORCE_WORD_WRITE
- static int cfi_amdstd_write_buffers(struct mtd_info *mtd, loff_t to, size_t len,
-                                   size_t *retlen, const u_char *buf)
- {
-@@ -1514,7 +1517,7 @@ static int cfi_amdstd_write_buffers(stru
+               UDELAY(map, chip, adr, 1);
+@@ -1169,6 +1169,8 @@ static int __xipram do_write_oneword(str
  
+               ret = -EIO;
+       }
++
++ enable_xip:
+       xip_enable(map, chip, adr);
+  op_done:
+       chip->state = FL_READY;
+@@ -1515,7 +1517,6 @@ static int cfi_amdstd_write_buffers(stru
        return 0;
  }
--
-+#endif
  
+-
  /*
   * Handle devices with one erase region, that only implement
-@@ -1579,7 +1582,7 @@ static int __xipram do_erase_chip(struct
+  * the chip erase command.
+@@ -1579,8 +1580,8 @@ 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)))
-                       break;
++                      goto op_done;
  
                if (time_after(jiffies, timeo)) {
-@@ -1667,7 +1670,7 @@ static int __xipram do_erase_oneblock(st
+                       printk(KERN_WARNING "MTD %s(): software timeout\n",
+@@ -1600,6 +1601,7 @@ 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);
+@@ -1667,9 +1669,9 @@ 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;
+-                      break;
++                      goto op_done;
                }
+               if (time_after(jiffies, timeo)) {
+@@ -1691,6 +1693,7 @@ static int __xipram do_erase_oneblock(st
+               ret = -EIO;
+       }
++ op_done:
+       chip->state = FL_READY;
+       put_chip(map, chip, adr);
+       spin_unlock(chip->mutex);
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