diff options
| author | Vishnudev Ramakrishnan <vramakri@sta.samsung.com> | 2011-06-30 09:23:51 -0700 |
|---|---|---|
| committer | Arve Hjønnevåg <arve@android.com> | 2011-11-17 17:54:40 -0800 |
| commit | b0e6fc0f12ce4c2fc27f4aa7c07c0bd4c31ab7e4 (patch) | |
| tree | c3bc466d5ee4245d3857cee36c7388b4205c830b /drivers/input | |
| parent | 286369ffaa9c0753db07fbc23e5f5bd62ac35abc (diff) | |
| download | kernel_samsung_crespo-b0e6fc0f12ce4c2fc27f4aa7c07c0bd4c31ab7e4.zip kernel_samsung_crespo-b0e6fc0f12ce4c2fc27f4aa7c07c0bd4c31ab7e4.tar.gz kernel_samsung_crespo-b0e6fc0f12ce4c2fc27f4aa7c07c0bd4c31ab7e4.tar.bz2 | |
tuna: sensors: proximity sensor driver bug fix
This change fixes a bug in the proximity sensor.
The bug is that proximity sensor did not always report a value
when it turns on.
Change-Id: Ibe68d2b04242318629686fd740c652b7d20b6a33
Signed-off-by: Vishnudev Ramakrishnan <vramakri@sta.samsung.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/misc/gp2a.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/input/misc/gp2a.c b/drivers/input/misc/gp2a.c index 04a1de7..1cd501e 100644 --- a/drivers/input/misc/gp2a.c +++ b/drivers/input/misc/gp2a.c @@ -426,6 +426,9 @@ static int gp2a_setup_irq(struct gp2a_data *gp2a) disable_irq(irq); gp2a->irq = irq; + /* sync input device with proximity gpio pin default value */ + gp2a_irq_handler(gp2a->irq, gp2a); + gp2a_dbgmsg("success\n"); goto done; @@ -474,12 +477,6 @@ static int gp2a_i2c_probe(struct i2c_client *client, "prx_wake_lock"); mutex_init(&gp2a->power_lock); - ret = gp2a_setup_irq(gp2a); - if (ret) { - pr_err("%s: could not setup irq\n", __func__); - goto err_setup_irq; - } - /* allocate proximity input_device */ input_dev = input_allocate_device(); if (!input_dev) { @@ -492,6 +489,13 @@ static int gp2a_i2c_probe(struct i2c_client *client, input_set_capability(input_dev, EV_ABS, ABS_DISTANCE); input_set_abs_params(input_dev, ABS_DISTANCE, 0, 1, 0, 0); + ret = gp2a_setup_irq(gp2a); + if (ret) { + pr_err("%s: could not setup irq\n", __func__); + input_free_device(input_dev); + goto err_setup_irq; + } + gp2a_dbgmsg("registering proximity input device\n"); ret = input_register_device(input_dev); if (ret < 0) { @@ -563,10 +567,10 @@ err_create_workqueue: err_sysfs_create_group_proximity: input_unregister_device(gp2a->proximity_input_dev); err_input_register_device_proximity: -err_input_allocate_device_proximity: free_irq(gp2a->irq, gp2a); gpio_free(gp2a->pdata->p_out); err_setup_irq: +err_input_allocate_device_proximity: mutex_destroy(&gp2a->power_lock); wake_lock_destroy(&gp2a->prx_wake_lock); kfree(gp2a); |