diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-04-01 12:01:10 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-04-01 12:01:10 -0700 |
| commit | ef99f3aee9641d10a7c80d4803d2f0f004c797ca (patch) | |
| tree | 83f14ccef66db48fc4178bd8b973462006de86b8 /drivers/mtd/nand/nand_base.c | |
| parent | cb06ff102e2d79a82cf780aa5e6947b2e0529ac0 (diff) | |
| parent | 07961ac7c0ee8b546658717034fe692fd12eefa9 (diff) | |
Merge 3.9-rc5 into tty-next
We need the fixes here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mtd/nand/nand_base.c')
| -rw-r--r-- | drivers/mtd/nand/nand_base.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 43214151b882..42c63927609d 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -1523,6 +1523,14 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from, oobreadlen -= toread; } } + + if (chip->options & NAND_NEED_READRDY) { + /* Apply delay or wait for ready/busy pin */ + if (!chip->dev_ready) + udelay(chip->chip_delay); + else + nand_wait_ready(mtd); + } } else { memcpy(buf, chip->buffers->databuf + col, bytes); buf += bytes; @@ -1787,6 +1795,14 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, len = min(len, readlen); buf = nand_transfer_oob(chip, buf, ops, len); + if (chip->options & NAND_NEED_READRDY) { + /* Apply delay or wait for ready/busy pin */ + if (!chip->dev_ready) + udelay(chip->chip_delay); + else + nand_wait_ready(mtd); + } + readlen -= len; if (!readlen) break; |