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author | John Crispin <john@openwrt.org> | 2015-02-15 19:45:29 +0000 |
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committer | John Crispin <john@openwrt.org> | 2015-02-15 19:45:29 +0000 |
commit | 7e4b3de2493f024432935e283f5eeb2920957871 (patch) | |
tree | 10524efa8132ebe05e93a75a10ef3ca733edea0e /target/linux/ar71xx/patches-3.18/403-mtd_fix_cfi_cmdset_0002_status_check.patch | |
parent | 9b1c7a9de4a2734b701660a9f3720e842626aea3 (diff) | |
download | upstream-7e4b3de2493f024432935e283f5eeb2920957871.tar.gz upstream-7e4b3de2493f024432935e283f5eeb2920957871.tar.bz2 upstream-7e4b3de2493f024432935e283f5eeb2920957871.zip |
ar71xx: add v3.18 support
Signed-off-by: John Crispin <blogic@openwrt.org>
SVN-Revision: 44456
Diffstat (limited to 'target/linux/ar71xx/patches-3.18/403-mtd_fix_cfi_cmdset_0002_status_check.patch')
-rw-r--r-- | target/linux/ar71xx/patches-3.18/403-mtd_fix_cfi_cmdset_0002_status_check.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.18/403-mtd_fix_cfi_cmdset_0002_status_check.patch b/target/linux/ar71xx/patches-3.18/403-mtd_fix_cfi_cmdset_0002_status_check.patch new file mode 100644 index 0000000000..1ccce4ecec --- /dev/null +++ b/target/linux/ar71xx/patches-3.18/403-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 +@@ -1632,8 +1632,8 @@ 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); +@@ -1649,6 +1649,8 @@ static int __xipram do_write_oneword(str + + ret = -EIO; + } ++ ++ enable_xip: + xip_enable(map, chip, adr); + op_done: + if (mode == FL_OTP_WRITE) +@@ -2227,7 +2229,6 @@ static int cfi_amdstd_panic_write(struct + return 0; + } + +- + /* + * Handle devices with one erase region, that only implement + * the chip erase command. +@@ -2291,8 +2292,8 @@ 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", +@@ -2312,6 +2313,7 @@ static int __xipram do_erase_chip(struct + ret = -EIO; + } + ++ op_done: + chip->state = FL_READY; + xip_enable(map, chip, adr); + DISABLE_VPP(map); +@@ -2380,9 +2382,9 @@ 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)) { +@@ -2404,6 +2406,7 @@ static int __xipram do_erase_oneblock(st + ret = -EIO; + } + ++ op_done: + chip->state = FL_READY; + DISABLE_VPP(map); + put_chip(map, chip, adr); |