Perform the register access only after the I2C client data are set,
this is only done in preparation for the subsequent patch which
uses the I2C client data in the register IO function.
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Cc: Henrik Rydberg <rydberg@xxxxxxxxxxx>
Cc: Olivier Sobrie <olivier@xxxxxxxxx>
To: linux-input@xxxxxxxxxxxxxxx
---
drivers/input/touchscreen/ili210x.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
index 2354e487c796a..4d11e6cd9a1b6 100644
--- a/drivers/input/touchscreen/ili210x.c
+++ b/drivers/input/touchscreen/ili210x.c
@@ -191,6 +191,17 @@ static int ili210x_i2c_probe(struct i2c_client *client,
mdelay(100);
}
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ input = devm_input_allocate_device(dev);
+ if (!priv || !input)
+ return -ENOMEM;
+
+ priv->client = client;
+ priv->input = input;
+ priv->reset_gpio = reset_gpio;
+
+ i2c_set_clientdata(client, priv);
+
/* Get firmware version */
error = ili210x_read_reg(client, REG_FIRMWARE_VERSION,
&firmware, sizeof(firmware));
@@ -211,15 +222,6 @@ static int ili210x_i2c_probe(struct i2c_client *client,
xmax = panel.x_low | (panel.x_high << 8);
ymax = panel.y_low | (panel.y_high << 8);
- priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
- input = devm_input_allocate_device(dev);
- if (!priv || !input)
- return -ENOMEM;
-
- priv->client = client;
- priv->input = input;
- priv->reset_gpio = reset_gpio;
-
/* Setup input device */
input->name = "ILI210x Touchscreen";
input->id.bustype = BUS_I2C;
@@ -239,8 +241,6 @@ static int ili210x_i2c_probe(struct i2c_client *client,
input_set_abs_params(input, ABS_MT_POSITION_X, 0, xmax, 0, 0);
input_set_abs_params(input, ABS_MT_POSITION_Y, 0, ymax, 0, 0);
- i2c_set_clientdata(client, priv);
-
error = devm_request_threaded_irq(dev, client->irq, NULL, ili210x_irq,
IRQF_ONESHOT, client->name, priv);
if (error) {
--
2.18.0
