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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-03-25 10:05:37 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-03-25 10:05:37 -0700
commit2849a3a945d0e440fa245c47c49c80ef1cc103c3 (patch)
tree616868130f4b8a063cfa1c138135c10247a4da0e /drivers/mtd/nand/nand_base.c
parent417c765af914106f5e76c4e0181dd555fe6a89a0 (diff)
parent8bb9660418e05bb1845ac1a2428444d78e322cc7 (diff)
Merge 3.9-rc4 into usb-next
This picks up the fixes we had for USB in 3.9-rc4 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.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 43214151b88..42c63927609 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;