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author | Felix Fietkau <nbd@openwrt.org> | 2014-08-07 12:40:53 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2014-08-07 12:40:53 +0000 |
commit | e41a0cafff16f2443e587884782172c6d8478771 (patch) | |
tree | 2ab441d85607622857c5d7602918d24312daa7ab /target/linux/ar71xx/patches-3.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch | |
parent | f75f9606ad6af9f4c62acd45741a7e3880ad7dbb (diff) | |
download | upstream-e41a0cafff16f2443e587884782172c6d8478771.tar.gz upstream-e41a0cafff16f2443e587884782172c6d8478771.tar.bz2 upstream-e41a0cafff16f2443e587884782172c6d8478771.zip |
ar71xx: add linux 3.14 support
Signed-off-by: Zhao, Gang <gang.zhao.42@gmail.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 42038
Diffstat (limited to 'target/linux/ar71xx/patches-3.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch')
-rw-r--r-- | target/linux/ar71xx/patches-3.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch b/target/linux/ar71xx/patches-3.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch new file mode 100644 index 0000000000..88d3ab7478 --- /dev/null +++ b/target/linux/ar71xx/patches-3.14/403-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 +@@ -1306,8 +1306,8 @@ 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); +@@ -1323,6 +1323,8 @@ static int __xipram do_write_oneword(str + + ret = -EIO; + } ++ ++ enable_xip: + xip_enable(map, chip, adr); + op_done: + chip->state = FL_READY; +@@ -1893,7 +1895,6 @@ static int cfi_amdstd_panic_write(struct + return 0; + } + +- + /* + * Handle devices with one erase region, that only implement + * the chip erase command. +@@ -1957,8 +1958,8 @@ 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", +@@ -1978,6 +1979,7 @@ static int __xipram do_erase_chip(struct + ret = -EIO; + } + ++ op_done: + chip->state = FL_READY; + xip_enable(map, chip, adr); + DISABLE_VPP(map); +@@ -2046,9 +2048,9 @@ 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)) { +@@ -2070,6 +2072,7 @@ static int __xipram do_erase_oneblock(st + ret = -EIO; + } + ++ op_done: + chip->state = FL_READY; + DISABLE_VPP(map); + put_chip(map, chip, adr); |