diff options
Diffstat (limited to 'drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c')
-rw-r--r-- | drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c index a126b25c82d5..fe667dde43ce 100644 --- a/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c +++ b/drivers/staging/ste_rmi4/synaptics_i2c_rmi4.c @@ -864,6 +864,16 @@ static int synaptics_rmi4_i2c_query_device(struct synaptics_rmi4_data *pdata) return 0; } +/* + * Descriptor structure. + * Describes the number of i2c devices on the bus that speak RMI. + */ +static struct synaptics_rmi4_platform_data synaptics_rmi4_platformdata = { + .irq_type = (IRQF_TRIGGER_FALLING | IRQF_SHARED), + .x_flip = false, + .y_flip = true, +}; + /** * synaptics_rmi4_probe() - Initialze the i2c-client touchscreen driver * @i2c: i2c client structure pointer @@ -890,10 +900,8 @@ static int synaptics_rmi4_probe return -EIO; } - if (!platformdata) { - dev_err(&client->dev, "%s: no platform data\n", __func__); - return -EINVAL; - } + if (!platformdata) + platformdata = &synaptics_rmi4_platformdata; /* Allocate and initialize the instance data for this client */ rmi4_data = kcalloc(2, sizeof(struct synaptics_rmi4_data), @@ -977,13 +985,13 @@ static int synaptics_rmi4_probe synaptics_rmi4_i2c_block_read(rmi4_data, rmi4_data->fn01_data_base_addr + 1, intr_status, rmi4_data->number_of_interrupt_register); - retval = request_threaded_irq(platformdata->irq_number, NULL, + retval = request_threaded_irq(client->irq, NULL, synaptics_rmi4_irq, platformdata->irq_type, DRIVER_NAME, rmi4_data); if (retval) { dev_err(&client->dev, "%s:Unable to get attn irq %d\n", - __func__, platformdata->irq_number); + __func__, client->irq); goto err_query_dev; } @@ -996,7 +1004,7 @@ static int synaptics_rmi4_probe return retval; err_free_irq: - free_irq(platformdata->irq_number, rmi4_data); + free_irq(client->irq, rmi4_data); err_query_dev: regulator_disable(rmi4_data->regulator); err_regulator_enable: @@ -1019,11 +1027,10 @@ err_input: static int synaptics_rmi4_remove(struct i2c_client *client) { struct synaptics_rmi4_data *rmi4_data = i2c_get_clientdata(client); - const struct synaptics_rmi4_platform_data *pdata = rmi4_data->board; rmi4_data->touch_stopped = true; wake_up(&rmi4_data->wait); - free_irq(pdata->irq_number, rmi4_data); + free_irq(client->irq, rmi4_data); input_unregister_device(rmi4_data->input_dev); regulator_disable(rmi4_data->regulator); regulator_put(rmi4_data->regulator); @@ -1046,10 +1053,9 @@ static int synaptics_rmi4_suspend(struct device *dev) int retval; unsigned char intr_status; struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev); - const struct synaptics_rmi4_platform_data *pdata = rmi4_data->board; rmi4_data->touch_stopped = true; - disable_irq(pdata->irq_number); + disable_irq(rmi4_data->i2c_client->irq); retval = synaptics_rmi4_i2c_block_read(rmi4_data, rmi4_data->fn01_data_base_addr + 1, @@ -1080,11 +1086,10 @@ static int synaptics_rmi4_resume(struct device *dev) int retval; unsigned char intr_status; struct synaptics_rmi4_data *rmi4_data = dev_get_drvdata(dev); - const struct synaptics_rmi4_platform_data *pdata = rmi4_data->board; regulator_enable(rmi4_data->regulator); - enable_irq(pdata->irq_number); + enable_irq(rmi4_data->i2c_client->irq); rmi4_data->touch_stopped = false; retval = synaptics_rmi4_i2c_block_read(rmi4_data, |