ili210x.c (201f3c803544c052aa1bab9e562e0ada4aefe03d) ili210x.c (1bdec5d9818c47e080c19784dfd25d1d9c20807e)
1#include <linux/module.h>
2#include <linux/i2c.h>
3#include <linux/interrupt.h>
4#include <linux/slab.h>
5#include <linux/input.h>
6#include <linux/input/mt.h>
7#include <linux/delay.h>
8#include <linux/workqueue.h>

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172
173static void ili210x_power_down(void *data)
174{
175 struct gpio_desc *reset_gpio = data;
176
177 gpiod_set_value_cansleep(reset_gpio, 1);
178}
179
1#include <linux/module.h>
2#include <linux/i2c.h>
3#include <linux/interrupt.h>
4#include <linux/slab.h>
5#include <linux/input.h>
6#include <linux/input/mt.h>
7#include <linux/delay.h>
8#include <linux/workqueue.h>

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172
173static void ili210x_power_down(void *data)
174{
175 struct gpio_desc *reset_gpio = data;
176
177 gpiod_set_value_cansleep(reset_gpio, 1);
178}
179
180static void ili210x_cancel_work(void *data)
181{
182 struct ili210x *priv = data;
183
184 cancel_delayed_work_sync(&priv->dwork);
185}
186
180static int ili210x_i2c_probe(struct i2c_client *client,
181 const struct i2c_device_id *id)
182{
183 struct device *dev = &client->dev;
184 struct ili210x *priv;
185 struct gpio_desc *reset_gpio;
186 struct input_dev *input;
187 struct panel_info panel;

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261
262 /* Multi touch */
263 input_mt_init_slots(input, MAX_TOUCHES, 0);
264 input_set_abs_params(input, ABS_MT_POSITION_X, 0, xmax, 0, 0);
265 input_set_abs_params(input, ABS_MT_POSITION_Y, 0, ymax, 0, 0);
266
267 i2c_set_clientdata(client, priv);
268
187static int ili210x_i2c_probe(struct i2c_client *client,
188 const struct i2c_device_id *id)
189{
190 struct device *dev = &client->dev;
191 struct ili210x *priv;
192 struct gpio_desc *reset_gpio;
193 struct input_dev *input;
194 struct panel_info panel;

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268
269 /* Multi touch */
270 input_mt_init_slots(input, MAX_TOUCHES, 0);
271 input_set_abs_params(input, ABS_MT_POSITION_X, 0, xmax, 0, 0);
272 input_set_abs_params(input, ABS_MT_POSITION_Y, 0, ymax, 0, 0);
273
274 i2c_set_clientdata(client, priv);
275
269 error = request_irq(client->irq, ili210x_irq, 0,
270 client->name, priv);
276 error = devm_add_action(dev, ili210x_cancel_work, priv);
277 if (error)
278 return error;
279
280 error = devm_request_irq(dev, client->irq, ili210x_irq, 0,
281 client->name, priv);
271 if (error) {
272 dev_err(dev, "Unable to request touchscreen IRQ, err: %d\n",
273 error);
282 if (error) {
283 dev_err(dev, "Unable to request touchscreen IRQ, err: %d\n",
284 error);
274 goto err_free_mem;
285 return error;
275 }
276
277 error = sysfs_create_group(&dev->kobj, &ili210x_attr_group);
278 if (error) {
279 dev_err(dev, "Unable to create sysfs attributes, err: %d\n",
280 error);
286 }
287
288 error = sysfs_create_group(&dev->kobj, &ili210x_attr_group);
289 if (error) {
290 dev_err(dev, "Unable to create sysfs attributes, err: %d\n",
291 error);
281 goto err_free_irq;
292 return error;
282 }
283
284 error = input_register_device(priv->input);
285 if (error) {
286 dev_err(dev, "Cannot register input device, err: %d\n", error);
287 goto err_remove_sysfs;
288 }
289
290 device_init_wakeup(dev, 1);
291
292 dev_dbg(dev,
293 "ILI210x initialized (IRQ: %d), firmware version %d.%d.%d",
294 client->irq, firmware.id, firmware.major, firmware.minor);
295
296 return 0;
297
298err_remove_sysfs:
299 sysfs_remove_group(&dev->kobj, &ili210x_attr_group);
293 }
294
295 error = input_register_device(priv->input);
296 if (error) {
297 dev_err(dev, "Cannot register input device, err: %d\n", error);
298 goto err_remove_sysfs;
299 }
300
301 device_init_wakeup(dev, 1);
302
303 dev_dbg(dev,
304 "ILI210x initialized (IRQ: %d), firmware version %d.%d.%d",
305 client->irq, firmware.id, firmware.major, firmware.minor);
306
307 return 0;
308
309err_remove_sysfs:
310 sysfs_remove_group(&dev->kobj, &ili210x_attr_group);
300err_free_irq:
301 free_irq(client->irq, priv);
302err_free_mem:
303 return error;
304}
305
306static int ili210x_i2c_remove(struct i2c_client *client)
307{
311 return error;
312}
313
314static int ili210x_i2c_remove(struct i2c_client *client)
315{
308 struct ili210x *priv = i2c_get_clientdata(client);
309
310 sysfs_remove_group(&client->dev.kobj, &ili210x_attr_group);
316 sysfs_remove_group(&client->dev.kobj, &ili210x_attr_group);
311 free_irq(priv->client->irq, priv);
312 cancel_delayed_work_sync(&priv->dwork);
313
314 return 0;
315}
316
317static int __maybe_unused ili210x_i2c_suspend(struct device *dev)
318{
319 struct i2c_client *client = to_i2c_client(dev);
320

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318 return 0;
319}
320
321static int __maybe_unused ili210x_i2c_suspend(struct device *dev)
322{
323 struct i2c_client *client = to_i2c_client(dev);
324

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