[PATCH 4.4 17/37] i2c: rcar: remove unused IOERROR state

Greg Kroah-Hartman
2018-06-05T17:03:16Z

From: Wolfram Sang <wsa+renesas@sang-engineering.com>

commit 90f779e565bdc18dd4f79d81cf11f43a7266010b upstream.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/i2c/busses/i2c-rcar.c | 6 ------
1 file changed, 6 deletions(-)

--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -94,7 +94,6 @@
#define RCAR_IRQ_ACK_RECV (~(MAT | MDR) & 0xFF)

#define ID_LAST_MSG (1 << 0)
-#define ID_IOERROR (1 << 1)
#define ID_DONE (1 << 2)
#define ID_ARBLOST (1 << 3)
#define ID_NACK (1 << 4)
@@ -541,11 +540,6 @@ static int rcar_i2c_master_xfer(struct i
break;
}

- if (rcar_i2c_flags_has(priv, ID_IOERROR)) {
- ret = -EIO;
- break;
- }
-
ret = i + 1; /* The number of transfer */
}