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android_vibrator: set maximum value of amp to 100 from 127

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Change-Id: I9ab61f7fe26fd2b01a510d9008bc33d88f2406f3
This commit is contained in:
Devin Kim
2012-09-18 16:48:15 -07:00
committed by Iliyan Malchev
parent ace7135a0e
commit bce4b3340b
1 changed files with 9 additions and 7 deletions
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16
drivers/misc/android_vibrator.c
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@@ -85,12 +85,6 @@ static int android_vibrator_force_set(struct timed_vibrator_data *vib,
pr_debug("%s: intensity : %d\n", __func__, intensity);
/* Check the Force value with Max and Min force value */
if (intensity > 127)
intensity = 127;
if (intensity < -127)
intensity = -127;
if (pdata->vibe_warmup_delay > 0) {
if (atomic_read(&vib->vib_status))
msleep(pdata->vibe_warmup_delay);
@@ -212,6 +206,10 @@ static ssize_t vibrator_amp_store(struct device *dev,
int gain;
sscanf(buf, "%d", &gain);
if (gain > 100)
gain = 100;
else if (gain < -100)
gain = -100;
atomic_set(&vib->gain, gain);
return size;
@@ -284,7 +282,11 @@ static int android_vibrator_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, &android_vibrator_data);
atomic_set(&vib->gain, vib->pdata->amp); /* max value is 128 */
if (vib->pdata->amp > 100)
vib->pdata->amp = 100;
else if (vib->pdata->amp < -100)
vib->pdata->amp = -100;
atomic_set(&vib->gain, vib->pdata->amp); /* max value is 100 */
atomic_set(&vib->pwm, vib->pdata->vibe_n_value);
atomic_set(&vib->vib_status, 0);
pr_info("android_vibrator: default amplitude %d \n",