i2c: mv64xxx: directly call send_start when initializing transfer

Calling the state machine with a definite state which is only used in
this context is superfluous. Do it directly.

Tested-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index 98de78f..6cb5d2f 100644 (file)
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -98,7 +98,6 @@ enum {
 enum {
        MV64XXX_I2C_ACTION_INVALID,
        MV64XXX_I2C_ACTION_CONTINUE,
-       MV64XXX_I2C_ACTION_SEND_START,
        MV64XXX_I2C_ACTION_SEND_RESTART,
        MV64XXX_I2C_ACTION_OFFLOAD_RESTART,
        MV64XXX_I2C_ACTION_SEND_ADDR_1,
@@ -467,10 +466,6 @@ mv64xxx_i2c_do_action(struct mv64xxx_i2c_data *drv_data)
                        drv_data->reg_base + drv_data->reg_offsets.control);
                break;
 
-       case MV64XXX_I2C_ACTION_SEND_START:
-               mv64xxx_i2c_send_start(drv_data);
-               break;
-
        case MV64XXX_I2C_ACTION_SEND_ADDR_1:
                writel(drv_data->addr1,
                        drv_data->reg_base + drv_data->reg_offsets.data);
@@ -633,12 +628,11 @@ mv64xxx_i2c_execute_msg(struct mv64xxx_i2c_data *drv_data, struct i2c_msg *msg,
 
        spin_lock_irqsave(&drv_data->lock, flags);
 
-       drv_data->action = MV64XXX_I2C_ACTION_SEND_START;
        drv_data->state = MV64XXX_I2C_STATE_WAITING_FOR_START_COND;
 
        drv_data->send_stop = is_last;
        drv_data->block = 1;
-       mv64xxx_i2c_do_action(drv_data);
+       mv64xxx_i2c_send_start(drv_data);
        spin_unlock_irqrestore(&drv_data->lock, flags);
 
        mv64xxx_i2c_wait_for_completion(drv_data);