diff options
Diffstat (limited to 'target/linux/ath79')
| -rw-r--r-- | target/linux/ath79/patches-4.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/target/linux/ath79/patches-4.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch b/target/linux/ath79/patches-4.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch new file mode 100644 index 0000000000..3c1f62fa07 --- /dev/null +++ b/target/linux/ath79/patches-4.14/403-mtd_fix_cfi_cmdset_0002_status_check.patch @@ -0,0 +1,64 @@ +--- a/drivers/mtd/chips/cfi_cmdset_0002.c ++++ b/drivers/mtd/chips/cfi_cmdset_0002.c +@@ -1635,8 +1635,8 @@ 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); +@@ -1652,6 +1652,8 @@ static int __xipram do_write_oneword(str + + ret = -EIO; + } ++ ++ enable_xip: + xip_enable(map, chip, adr); + op_done: + if (mode == FL_OTP_WRITE) +@@ -2230,7 +2232,6 @@ static int cfi_amdstd_panic_write(struct + return 0; + } + +- + /* + * Handle devices with one erase region, that only implement + * the chip erase command. +@@ -2298,7 +2299,7 @@ static int __xipram do_erase_chip(struct + } + + if (chip_good(map, adr, map_word_ff(map))) +- break; ++ goto op_done; + + if (time_after(jiffies, timeo)) { + printk(KERN_WARNING "MTD %s(): software timeout\n", +@@ -2322,6 +2323,7 @@ static int __xipram do_erase_chip(struct + } + } + ++ op_done: + chip->state = FL_READY; + xip_enable(map, chip, adr); + DISABLE_VPP(map); +@@ -2395,7 +2397,7 @@ static int __xipram do_erase_oneblock(st + + if (chip_good(map, adr, map_word_ff(map))) { + xip_enable(map, chip, adr); +- break; ++ goto op_done; + } + + if (time_after(jiffies, timeo)) { +@@ -2421,6 +2423,7 @@ static int __xipram do_erase_oneblock(st + } + } + ++ op_done: + chip->state = FL_READY; + DISABLE_VPP(map); + put_chip(map, chip, adr); |