i2c-designware: i2c_dw_xfer_msg: Use "struct dw_i2c_dev" pointer

We don't have to use "struct i2c_adapter" pointer here.
Let's use a local "struct dw_i2c_dev" pointer, instead.

Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@necel.com>
Acked-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

1 files changed, 3 insertions, 4 deletions

diff --git a/drivers/i2c/busses/i2c-designware.c b/drivers/i2c/busses/i2c-designware.c
index bb7b25766ea..443f398a215 100644
--- a/drivers/i2c/busses/i2c-designware.c
+++ b/drivers/i2c/busses/i2c-designware.c
@@ -254,9 +254,8 @@ static int i2c_dw_wait_bus_not_busy(struct dw_i2c_dev *dev)
  * that is longer than the size of the TX FIFO.
  */
 static void
-i2c_dw_xfer_msg(struct i2c_adapter *adap)
+i2c_dw_xfer_msg(struct dw_i2c_dev *dev)
 {
-        struct dw_i2c_dev *dev = i2c_get_adapdata(adap);
         struct i2c_msg *msgs = dev->msgs;
         int num = dev->msgs_num;
         u32 ic_con, intr_mask;
@@ -394,7 +393,7 @@ i2c_dw_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
                 goto done;
 
         /* start the transfers */
-        i2c_dw_xfer_msg(adap);
+        i2c_dw_xfer_msg(dev);
 
         /* wait for tx to complete */
         ret = wait_for_completion_interruptible_timeout(&dev->cmd_complete, HZ);
@@ -450,7 +449,7 @@ static void dw_i2c_pump_msg(unsigned long data)
         u32 intr_mask;
 
         i2c_dw_read(dev);
-        i2c_dw_xfer_msg(&dev->adapter);
+        i2c_dw_xfer_msg(dev);
 
         intr_mask = DW_IC_INTR_STOP_DET | DW_IC_INTR_TX_ABRT;
         if (dev->status & STATUS_WRITE_IN_PROGRESS)