[PATCH v11 31/56] Input: atmel_mxt_ts - rename bl_completion to chg_completion

Jiada Wang
2020-05-08T05:59:02Z

From: Nick Dyer <nick.dyer@itdev.co.uk>

Rename bl_completion to chg_completion

Signed-off-by: Nick Dyer <nick.dyer@itdev.co.uk>
(cherry picked from ndyer/linux/for-upstream commit dda8453bfb44216645ede798918a314d4fca2481)
[gdavis: Resolve forward port conflicts due to applying upstream
commit 96a938aa214e ("Input: atmel_mxt_ts - remove platform
data support").]
Signed-off-by: George G. Davis <george_davis@mentor.com>
[jiada: call complete(&data->chg_completion) only when in_bootloader is TRUE
Add commit description]
Signed-off-by: Jiada Wang <jiada_wang@mentor.com>
---
drivers/input/touchscreen/atmel_mxt_ts.c | 23 +++++++++++------------
1 file changed, 11 insertions(+), 12 deletions(-)

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 4d2240971387..0d77ae455fde 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -383,9 +383,6 @@ struct mxt_data {
u8 T100_reportid_max;
u16 T107_address;

- /* for fw update in bootloader */
- struct completion bl_completion;
-
/* for reset handling */
struct completion reset_completion;

@@ -397,6 +394,9 @@ struct mxt_data {

enum mxt_suspend_mode suspend_mode;

+ /* for power up handling */
+ struct completion chg_completion;
+
/* Indicates whether device is in suspend */
bool suspended;

@@ -614,7 +614,7 @@ static int mxt_check_bootloader(struct mxt_data *data, struct mxt_flash *f)
* CHG assertion before reading the status byte.
* Once the status byte has been read, the line is deasserted.
*/
- ret = mxt_wait_for_completion(data, &data->bl_completion,
+ ret = mxt_wait_for_completion(data, &data->chg_completion,
MXT_FW_CHG_TIMEOUT);
if (ret) {
/*
@@ -1415,8 +1415,7 @@ static irqreturn_t mxt_interrupt(int irq, void *dev_id)
struct mxt_data *data = dev_id;

if (data->in_bootloader) {
- /* bootloader state transition completion */
- complete(&data->bl_completion);
+ complete(&data->chg_completion);
return IRQ_HANDLED;
}

@@ -2180,9 +2179,9 @@ static void mxt_regulator_enable(struct mxt_data *data)
msleep(MXT_CHG_DELAY);

retry_wait:
- reinit_completion(&data->bl_completion);
+ reinit_completion(&data->chg_completion);
data->in_bootloader = true;
- error = mxt_wait_for_completion(data, &data->bl_completion,
+ error = mxt_wait_for_completion(data, &data->chg_completion,
MXT_POWERON_DELAY);
if (error == -EINTR)
goto retry_wait;
@@ -3342,7 +3341,7 @@ static int mxt_enter_bootloader(struct mxt_data *data)
enable_irq(data->irq);
}

- reinit_completion(&data->bl_completion);
+ reinit_completion(&data->chg_completion);

return 0;
}
@@ -3378,7 +3377,7 @@ static int mxt_load_fw(struct device *dev)
}

/* Wait for flash. */
- ret = mxt_wait_for_completion(data, &data->bl_completion,
+ ret = mxt_wait_for_completion(data, &data->chg_completion,
MXT_FW_RESET_TIME);
if (ret)
goto disable_irq;
@@ -3389,7 +3388,7 @@ static int mxt_load_fw(struct device *dev)
* the CHG line after bootloading has finished, so ignore potential
* errors.
*/
- mxt_wait_for_completion(data, &data->bl_completion, MXT_FW_RESET_TIME);
+ mxt_wait_for_completion(data, &data->chg_completion, MXT_FW_RESET_TIME);

data->in_bootloader = false;
disable_irq:
@@ -3811,7 +3810,7 @@ static int mxt_probe(struct i2c_client *client, const struct i2c_device_id *id)
data->irq = client->irq;
i2c_set_clientdata(client, data);

- init_completion(&data->bl_completion);
+ init_completion(&data->chg_completion);
init_completion(&data->reset_completion);
init_completion(&data->crc_completion);

--
2.17.1