diff options
| author | Marco Felsch <m.felsch@pengutronix.de> | 2020-05-09 12:05:36 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-05-09 14:39:36 -0700 |
| commit | f4ee52f3ad8c9210030a9fe48bbb74dbc7c9f90e (patch) | |
| tree | 2cf8f2c6df0cdb0a9fca8717b6b371cf74ec3fe8 /drivers | |
| parent | 255cdaf73412de13608fb776101402dca68bed2b (diff) | |
Input: edt-ft5x06 - move parameter restore into helper
We need to restore the parameters if we switch between the
factory/work mode and during the resume process if we switched off the
power-supply. Therefore refactor edt_ft5x06_work_mode() and move the
"restore the parameters" into a helper routine so we can reuse it later.
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Link: https://lore.kernel.org/r/20200227112819.16754-3-m.felsch@pengutronix.de
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/touchscreen/edt-ft5x06.c | 43 |
1 files changed, 24 insertions, 19 deletions
diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c index 9b8450794a8a..bb9107093796 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -527,6 +527,29 @@ static const struct attribute_group edt_ft5x06_attr_group = { .attrs = edt_ft5x06_attrs, }; +static void edt_ft5x06_restore_reg_parameters(struct edt_ft5x06_ts_data *tsdata) +{ + struct edt_reg_addr *reg_addr = &tsdata->reg_addr; + + edt_ft5x06_register_write(tsdata, reg_addr->reg_threshold, + tsdata->threshold); + edt_ft5x06_register_write(tsdata, reg_addr->reg_gain, + tsdata->gain); + if (reg_addr->reg_offset != NO_REGISTER) + edt_ft5x06_register_write(tsdata, reg_addr->reg_offset, + tsdata->offset); + if (reg_addr->reg_offset_x != NO_REGISTER) + edt_ft5x06_register_write(tsdata, reg_addr->reg_offset_x, + tsdata->offset_x); + if (reg_addr->reg_offset_y != NO_REGISTER) + edt_ft5x06_register_write(tsdata, reg_addr->reg_offset_y, + tsdata->offset_y); + if (reg_addr->reg_report_rate != NO_REGISTER) + edt_ft5x06_register_write(tsdata, reg_addr->reg_report_rate, + tsdata->report_rate); + +} + #ifdef CONFIG_DEBUG_FS static int edt_ft5x06_factory_mode(struct edt_ft5x06_ts_data *tsdata) { @@ -592,7 +615,6 @@ static int edt_ft5x06_work_mode(struct edt_ft5x06_ts_data *tsdata) { struct i2c_client *client = tsdata->client; int retries = EDT_SWITCH_MODE_RETRIES; - struct edt_reg_addr *reg_addr = &tsdata->reg_addr; int ret; int error; @@ -624,24 +646,7 @@ static int edt_ft5x06_work_mode(struct edt_ft5x06_ts_data *tsdata) kfree(tsdata->raw_buffer); tsdata->raw_buffer = NULL; - /* restore parameters */ - edt_ft5x06_register_write(tsdata, reg_addr->reg_threshold, - tsdata->threshold); - edt_ft5x06_register_write(tsdata, reg_addr->reg_gain, - tsdata->gain); - if (reg_addr->reg_offset != NO_REGISTER) - edt_ft5x06_register_write(tsdata, reg_addr->reg_offset, - tsdata->offset); - if (reg_addr->reg_offset_x != NO_REGISTER) - edt_ft5x06_register_write(tsdata, reg_addr->reg_offset_x, - tsdata->offset_x); - if (reg_addr->reg_offset_y != NO_REGISTER) - edt_ft5x06_register_write(tsdata, reg_addr->reg_offset_y, - tsdata->offset_y); - if (reg_addr->reg_report_rate != NO_REGISTER) - edt_ft5x06_register_write(tsdata, reg_addr->reg_report_rate, - tsdata->report_rate); - + edt_ft5x06_restore_reg_parameters(tsdata); enable_irq(client->irq); return 0; |