diff options
author | Wolfram Sang <wsa@the-dreams.de> | 2014-02-13 15:36:32 -0500 |
---|---|---|
committer | Wolfram Sang <wsa@the-dreams.de> | 2014-03-10 12:23:20 -0400 |
commit | b0200abeba3134002819c92dfef5e16c8e92f7e2 (patch) | |
tree | 90113e86138869df9f2466aabd6943a413153be5 /drivers/i2c | |
parent | 4c5b38e881b1a91ea5816162341275670fd655ca (diff) |
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>
Diffstat (limited to 'drivers/i2c')
-rw-r--r-- | drivers/i2c/busses/i2c-mv64xxx.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c index 98de78fd27eb..6cb5d2f93d59 100644 --- a/drivers/i2c/busses/i2c-mv64xxx.c +++ b/drivers/i2c/busses/i2c-mv64xxx.c | |||
@@ -98,7 +98,6 @@ enum { | |||
98 | enum { | 98 | enum { |
99 | MV64XXX_I2C_ACTION_INVALID, | 99 | MV64XXX_I2C_ACTION_INVALID, |
100 | MV64XXX_I2C_ACTION_CONTINUE, | 100 | MV64XXX_I2C_ACTION_CONTINUE, |
101 | MV64XXX_I2C_ACTION_SEND_START, | ||
102 | MV64XXX_I2C_ACTION_SEND_RESTART, | 101 | MV64XXX_I2C_ACTION_SEND_RESTART, |
103 | MV64XXX_I2C_ACTION_OFFLOAD_RESTART, | 102 | MV64XXX_I2C_ACTION_OFFLOAD_RESTART, |
104 | MV64XXX_I2C_ACTION_SEND_ADDR_1, | 103 | MV64XXX_I2C_ACTION_SEND_ADDR_1, |
@@ -467,10 +466,6 @@ mv64xxx_i2c_do_action(struct mv64xxx_i2c_data *drv_data) | |||
467 | drv_data->reg_base + drv_data->reg_offsets.control); | 466 | drv_data->reg_base + drv_data->reg_offsets.control); |
468 | break; | 467 | break; |
469 | 468 | ||
470 | case MV64XXX_I2C_ACTION_SEND_START: | ||
471 | mv64xxx_i2c_send_start(drv_data); | ||
472 | break; | ||
473 | |||
474 | case MV64XXX_I2C_ACTION_SEND_ADDR_1: | 469 | case MV64XXX_I2C_ACTION_SEND_ADDR_1: |
475 | writel(drv_data->addr1, | 470 | writel(drv_data->addr1, |
476 | drv_data->reg_base + drv_data->reg_offsets.data); | 471 | 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, | |||
633 | 628 | ||
634 | spin_lock_irqsave(&drv_data->lock, flags); | 629 | spin_lock_irqsave(&drv_data->lock, flags); |
635 | 630 | ||
636 | drv_data->action = MV64XXX_I2C_ACTION_SEND_START; | ||
637 | drv_data->state = MV64XXX_I2C_STATE_WAITING_FOR_START_COND; | 631 | drv_data->state = MV64XXX_I2C_STATE_WAITING_FOR_START_COND; |
638 | 632 | ||
639 | drv_data->send_stop = is_last; | 633 | drv_data->send_stop = is_last; |
640 | drv_data->block = 1; | 634 | drv_data->block = 1; |
641 | mv64xxx_i2c_do_action(drv_data); | 635 | mv64xxx_i2c_send_start(drv_data); |
642 | spin_unlock_irqrestore(&drv_data->lock, flags); | 636 | spin_unlock_irqrestore(&drv_data->lock, flags); |
643 | 637 | ||
644 | mv64xxx_i2c_wait_for_completion(drv_data); | 638 | mv64xxx_i2c_wait_for_completion(drv_data); |