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mfd: ab8500-gpadc: Reduce conversion timeout

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Reduce the conversion timeout from 2s to 0.5s

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Reviewed-by: Karl KOMIEROWSKI <karl.komierowski@stericsson.com>
This commit is contained in:
Lee Jones 2013-01-28 09:20:45 +00:00
parent 70bad04f2a
commit f825ebe522
1 changed files with 4 additions and 1 deletions
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5
drivers/mfd/ab8500-gpadc.c
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@ -86,6 +86,8 @@
/* Time in ms before disabling regulator */
#define GPADC_AUDOSUSPEND_DELAY 1
#define CONVERSION_TIME 500 /* ms */
enum cal_channels {
ADC_INPUT_VMAIN = 0,
ADC_INPUT_BTEMP,
@ -372,7 +374,8 @@ int ab8500_gpadc_read_raw(struct ab8500_gpadc *gpadc, u8 channel)
goto out;
}
/* wait for completion of conversion */
if (!wait_for_completion_timeout(&gpadc->ab8500_gpadc_complete, 2*HZ)) {
if (!wait_for_completion_timeout(&gpadc->ab8500_gpadc_complete,
msecs_to_jiffies(CONVERSION_TIME))) {
dev_err(gpadc->dev,
"timeout: didn't receive GPADC conversion interrupt\n");
ret = -EINVAL;