diff options
author | acoul <acoul@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2010-06-09 10:45:47 +0000 |
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committer | acoul <acoul@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2010-06-09 10:45:47 +0000 |
commit | a6f330452b814518443677c156ddf19f10d4c573 (patch) | |
tree | 57210ef7b52e8cae731bff7870d5a58b30befc7f /target/linux/ar71xx/patches-2.6.35/108-mtd_fix_cfi_cmdset_0002_status_check.patch | |
parent | 631e642ab65f1af2d5cb9ca2184825bf8732fb0c (diff) |
ar71xx: add kernel 2.6.35 preliminary support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21734 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/patches-2.6.35/108-mtd_fix_cfi_cmdset_0002_status_check.patch')
-rw-r--r-- | target/linux/ar71xx/patches-2.6.35/108-mtd_fix_cfi_cmdset_0002_status_check.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-2.6.35/108-mtd_fix_cfi_cmdset_0002_status_check.patch b/target/linux/ar71xx/patches-2.6.35/108-mtd_fix_cfi_cmdset_0002_status_check.patch new file mode 100644 index 000000000..e0676cae9 --- /dev/null +++ b/target/linux/ar71xx/patches-2.6.35/108-mtd_fix_cfi_cmdset_0002_status_check.patch @@ -0,0 +1,69 @@ +--- a/drivers/mtd/chips/cfi_cmdset_0002.c ++++ b/drivers/mtd/chips/cfi_cmdset_0002.c +@@ -1130,8 +1130,8 @@ 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); +@@ -1147,6 +1147,8 @@ static int __xipram do_write_oneword(str + + ret = -EIO; + } ++ ++ enable_xip: + xip_enable(map, chip, adr); + op_done: + chip->state = FL_READY; +@@ -1493,7 +1495,6 @@ static int cfi_amdstd_write_buffers(stru + return 0; + } + +- + /* + * Handle devices with one erase region, that only implement + * the chip erase command. +@@ -1557,8 +1558,8 @@ 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", +@@ -1578,6 +1579,7 @@ 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); +@@ -1645,9 +1647,9 @@ 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)) { +@@ -1669,6 +1671,7 @@ static int __xipram do_erase_oneblock(st + ret = -EIO; + } + ++ op_done: + chip->state = FL_READY; + put_chip(map, chip, adr); + spin_unlock(chip->mutex); |