diff options
Diffstat (limited to 'drivers/mtd/nand/fsl_ifc_nand.c')
| -rw-r--r-- | drivers/mtd/nand/fsl_ifc_nand.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c index 1f71b545062..e92d223e5e1 100644 --- a/drivers/mtd/nand/fsl_ifc_nand.c +++ b/drivers/mtd/nand/fsl_ifc_nand.c @@ -627,46 +627,6 @@ static void fsl_ifc_read_buf(struct mtd_info *mtd, u8 *buf, int len) } /* - * Verify buffer against the IFC Controller Data Buffer - */ -static int fsl_ifc_verify_buf(struct mtd_info *mtd, - const u_char *buf, int len) -{ - struct nand_chip *chip = mtd->priv; - struct fsl_ifc_mtd *priv = chip->priv; - struct fsl_ifc_ctrl *ctrl = priv->ctrl; - struct fsl_ifc_nand_ctrl *nctrl = ifc_nand_ctrl; - int i; - - if (len < 0) { - dev_err(priv->dev, "%s: write_buf of %d bytes", __func__, len); - return -EINVAL; - } - - if ((unsigned int)len > nctrl->read_bytes - nctrl->index) { - dev_err(priv->dev, - "%s: beyond end of buffer (%d requested, %u available)\n", - __func__, len, nctrl->read_bytes - nctrl->index); - - nctrl->index = nctrl->read_bytes; - return -EINVAL; - } - - for (i = 0; i < len; i++) - if (in_8(&nctrl->addr[nctrl->index + i]) != buf[i]) - break; - - nctrl->index += len; - - if (i != len) - return -EIO; - if (ctrl->nand_stat != IFC_NAND_EVTER_STAT_OPC) - return -EIO; - - return 0; -} - -/* * This function is called after Program and Erase Operations to * check for success or failure. */ @@ -796,7 +756,6 @@ static int fsl_ifc_chip_init(struct fsl_ifc_mtd *priv) chip->write_buf = fsl_ifc_write_buf; chip->read_buf = fsl_ifc_read_buf; - chip->verify_buf = fsl_ifc_verify_buf; chip->select_chip = fsl_ifc_select_chip; chip->cmdfunc = fsl_ifc_cmdfunc; chip->waitfunc = fsl_ifc_wait; |