ar71xx: move forcing of word write into a separate patch
authorGabor Juhos <juhosg@openwrt.org>
Sun, 17 Jan 2010 14:33:32 +0000 (14:33 +0000)
committerGabor Juhos <juhosg@openwrt.org>
Sun, 17 Jan 2010 14:33:32 +0000 (14:33 +0000)
SVN-Revision: 19187

target/linux/ar71xx/patches-2.6.30/108-mtd_fix_cfi_cmdset_0002_status_check.patch
target/linux/ar71xx/patches-2.6.30/111-mtd-cfi_cmdset_0002-force-word-write.patch [new file with mode: 0644]

index d3e8b79..2ddd0d3 100644 (file)
@@ -1,31 +1,6 @@
 --- 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)
-@@ -1152,8 +1154,8 @@ static int __xipram do_write_oneword(str
+@@ -1152,8 +1152,8 @@ static int __xipram do_write_oneword(str
                        break;
                }
  
@@ -36,7 +11,7 @@
  
                /* Latency issues. Drop the lock, wait a while and retry */
                UDELAY(map, chip, adr, 1);
-@@ -1169,6 +1171,8 @@ static int __xipram do_write_oneword(str
+@@ -1169,6 +1169,8 @@ static int __xipram do_write_oneword(str
  
                ret = -EIO;
        }
        xip_enable(map, chip, adr);
   op_done:
        chip->state = FL_READY;
-@@ -1436,6 +1440,7 @@ 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 +1519,7 @@ static int cfi_amdstd_write_buffers(stru
+@@ -1515,7 +1517,6 @@ static int cfi_amdstd_write_buffers(stru
        return 0;
  }
--
-+#endif
  
+-
  /*
   * Handle devices with one erase region, that only implement
-@@ -1579,8 +1584,8 @@ 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;
                }
  
@@ -73,7 +39,7 @@
  
                if (time_after(jiffies, timeo)) {
                        printk(KERN_WARNING "MTD %s(): software timeout\n",
-@@ -1600,6 +1605,7 @@ static int __xipram do_erase_chip(struct
+@@ -1600,6 +1601,7 @@ static int __xipram do_erase_chip(struct
                ret = -EIO;
        }
  
@@ -81,7 +47,7 @@
        chip->state = FL_READY;
        xip_enable(map, chip, adr);
        put_chip(map, chip, adr);
-@@ -1667,9 +1673,9 @@ static int __xipram do_erase_oneblock(st
+@@ -1667,9 +1669,9 @@ static int __xipram do_erase_oneblock(st
                        chip->erase_suspended = 0;
                }
  
@@ -93,7 +59,7 @@
                }
  
                if (time_after(jiffies, timeo)) {
-@@ -1691,6 +1697,7 @@ static int __xipram do_erase_oneblock(st
+@@ -1691,6 +1693,7 @@ static int __xipram do_erase_oneblock(st
                ret = -EIO;
        }
  
diff --git a/target/linux/ar71xx/patches-2.6.30/111-mtd-cfi_cmdset_0002-force-word-write.patch b/target/linux/ar71xx/patches-2.6.30/111-mtd-cfi_cmdset_0002-force-word-write.patch
new file mode 100644 (file)
index 0000000..8c966d2
--- /dev/null
@@ -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)
+@@ -1326,6 +1330,7 @@ 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)
+@@ -1437,7 +1442,6 @@ 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)
+ {
+@@ -1516,6 +1520,7 @@ static int cfi_amdstd_write_buffers(stru
+       return 0;
+ }
++#endif /* !FORCE_WORD_WRITE */
+ /*
+  * Handle devices with one erase region, that only implement