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input: touchscreen: gsl3673: to solve the boot and resume slowly

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when boot and resume,the fw should load/reload,this will take up
much time in the main thread,so here add a thread to load/reload
fw in order to void this situation.

Change-Id: Ic1a67fd662b0406ede08b0aeb944525fabc519e6
Signed-off-by: buluess.li <buluess.li@rock-chips.com>
This commit is contained in:
buluess.li 2017-06-27 16:19:44 +08:00 committed by Jianqun Xu
parent a5acf91cc0
commit cb76f82440
1 changed files with 24 additions and 13 deletions
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37
drivers/input/touchscreen/gsl3673.c
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@ -203,6 +203,7 @@ struct gsl_ts {
int flag_irq_is_disable;
spinlock_t irq_lock;
struct tp_device tp;
struct work_struct download_fw_work;
};
#if GSL_DEBUG
@ -443,6 +444,7 @@ static void clr_reg(struct i2c_client *client)
static int init_chip(struct i2c_client *client)
{
int rc;
struct gsl_ts *ts = i2c_get_clientdata(client);
gsl3673_shutdown_low();
msleep(20);
@ -450,15 +452,10 @@ static int init_chip(struct i2c_client *client)
msleep(20);
rc = test_i2c(client);
if (rc < 0) {
print_info("------GSL3673 test_i2c error------\n");
dev_err(&client->dev, "GSL3673 test_i2c error!\n");
return rc;
}
clr_reg(client);
reset_chip(client);
gsl_load_fw(client);
startup_chip(client);
reset_chip(client);
startup_chip(client);
schedule_work(&ts->download_fw_work);
return 0;
}
@ -515,10 +512,10 @@ static int gsl_config_read_proc(struct seq_file *m, void *v)
gsl_ts_read(gsl_client, gsl_data_proc[0], temp_data, 4);
gsl_ts_read(gsl_client, gsl_data_proc[0], temp_data, 4);
seq_printf(m, "offset : {0x%02x,0x", gsl_data_proc[0]);
seq_printf(m, "%02x", temp_data[3]);
seq_printf(m, "%02x", temp_data[2]);
seq_printf(m, "%02x", temp_data[1]);
seq_printf(m, "%02x};\n", temp_data[0]);
seq_printf(m, "%02d", temp_data[3]);
seq_printf(m, "%02d", temp_data[2]);
seq_printf(m, "%02d", temp_data[1]);
seq_printf(m, "%02d};\n", temp_data[0]);
}
}
return 0;
@ -534,7 +531,7 @@ static ssize_t gsl_config_write_proc(struct file *file, const char *buffer,
int tmp1 = 0;
if (count > 512) {
print_info("size not match [%d:%ld]\n", CONFIG_LEN, count);
print_info("size not match [%d:%zd]\n", CONFIG_LEN, count);
return -EFAULT;
}
path_buf = kzalloc(count, GFP_KERNEL);
@ -1109,6 +1106,18 @@ static int gsl_ts_late_resume(struct tp_device *tp_d)
return rc;
}
static void gsl_download_fw_work(struct work_struct *work)
{
struct gsl_ts *ts = container_of(work, struct gsl_ts, download_fw_work);
clr_reg(ts->client);
reset_chip(ts->client);
gsl_load_fw(ts->client);
startup_chip(ts->client);
reset_chip(ts->client);
startup_chip(ts->client);
}
static int gsl_ts_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@ -1141,12 +1150,12 @@ static int gsl_ts_probe(struct i2c_client *client,
#ifdef GSLX680_COMPATIBLE
judge_chip_type(client);
#endif
INIT_WORK(&ts->download_fw_work, gsl_download_fw_work);
rc = init_chip(ts->client);
if (rc < 0) {
dev_err(&client->dev, "gsl_probe: init_chip failed\n");
goto error_init_chip_fail;
}
check_mem_data(ts->client);
spin_lock_init(&ts->irq_lock);
client->irq = gpio_to_irq(ts->irq);
rc = devm_request_irq(&client->dev, client->irq, gsl_ts_irq,
@ -1167,6 +1176,7 @@ static int gsl_ts_probe(struct i2c_client *client,
#endif
return 0;
error_init_chip_fail:
cancel_work_sync(&ts->download_fw_work);
error_mutex_destroy:
tp_unregister_fb(&ts->tp);
return rc;
@ -1183,6 +1193,7 @@ static int gsl_ts_remove(struct i2c_client *client)
device_init_wakeup(&client->dev, 0);
cancel_work_sync(&ts->work);
destroy_workqueue(ts->wq);
cancel_work_sync(&ts->download_fw_work);
return 0;
}