diff options
| author | Andy Green <andy@openmoko.com> | 2009-02-03 10:11:40 +0000 |
|---|---|---|
| committer | Andy Green <agreen@octopus.localdomain> | 2009-02-03 10:11:40 +0000 |
| commit | 088da01e5e09455d2201b6c62052a258a4f82555 (patch) | |
| tree | c67c9ccacf83a01f690a5ab51df3f6be52caef8d /drivers/input | |
| parent | 5962b071d390bf448b045d3d4de119901457f383 (diff) | |
fix-lis302dl-clear-wakeup-source-if-threshold.patch
We need to clear down the wakeup source reg if we woke from
threshold.
Reported-by: Simon Kagstrom <simon.kagstrom@gmail.com>
Signed-off-by: Andy Green <andy@openmoko.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/misc/lis302dl.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/input/misc/lis302dl.c b/drivers/input/misc/lis302dl.c index bc73e972bff..424abbc83d1 100644 --- a/drivers/input/misc/lis302dl.c +++ b/drivers/input/misc/lis302dl.c @@ -216,13 +216,12 @@ static void lis302dl_bitbang_read_sample(struct lis302dl_info *lis) u8 data = 0xc0 | LIS302DL_REG_STATUS; /* read, autoincrement */ u8 read[(LIS302DL_REG_OUT_Z - LIS302DL_REG_STATUS) + 1]; unsigned long flags; - int mg_per_sample; + int mg_per_sample = __threshold_to_mg(lis, 1); - local_irq_save(flags); - mg_per_sample = __threshold_to_mg(lis, 1); + /* grab the set of register containing status and XYZ data */ + local_irq_save(flags); (lis->pdata->lis302dl_bitbang)(lis, &data, 1, &read[0], sizeof(read)); - local_irq_restore(flags); /* @@ -249,6 +248,10 @@ static void lis302dl_bitbang_read_sample(struct lis302dl_info *lis) input_sync(lis->input_dev); } + + if (lis->threshold) + /* acknowledge the wakeup source */ + __reg_read(lis, LIS302DL_REG_FF_WU_SRC_1); } static irqreturn_t lis302dl_interrupt(int irq, void *_lis) |