diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2018-01-01 21:32:02 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-01-01 21:39:12 -0800 |
| commit | d09ac610eaaa0b3b29c3ac6c4e107cb1dbd4a356 (patch) | |
| tree | c89a22a9aba9732f781eae65df3987a3f250915d /drivers/input/serio/hp_sdc.c | |
| parent | 59d805af417809820ed54a8a02525b03bc74d62a (diff) | |
Input: hp_sdc - convert to ktime_get()
This gets rid of the deprecated do_gettimeofday() call in favor
of ktime_get(), which is also more reliable as it uses monotonic
times. The code now gets a bit simpler.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Patchwork-Id: 10076621
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/serio/hp_sdc.c')
| -rw-r--r-- | drivers/input/serio/hp_sdc.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c index 1d7c7d81a5ef..0b8a25c58d02 100644 --- a/drivers/input/serio/hp_sdc.c +++ b/drivers/input/serio/hp_sdc.c @@ -193,7 +193,7 @@ static void hp_sdc_take(int irq, void *dev_id, uint8_t status, uint8_t data) curr->seq[curr->idx++] = status; curr->seq[curr->idx++] = data; hp_sdc.rqty -= 2; - do_gettimeofday(&hp_sdc.rtv); + hp_sdc.rtime = ktime_get(); if (hp_sdc.rqty <= 0) { /* All data has been gathered. */ @@ -306,13 +306,10 @@ static void hp_sdc_tasklet(unsigned long foo) write_lock_irq(&hp_sdc.rtq_lock); if (hp_sdc.rcurr >= 0) { - struct timeval tv; + ktime_t now = ktime_get(); - do_gettimeofday(&tv); - if (tv.tv_sec > hp_sdc.rtv.tv_sec) - tv.tv_usec += USEC_PER_SEC; - - if (tv.tv_usec - hp_sdc.rtv.tv_usec > HP_SDC_MAX_REG_DELAY) { + if (ktime_after(now, ktime_add_us(hp_sdc.rtime, + HP_SDC_MAX_REG_DELAY))) { hp_sdc_transaction *curr; uint8_t tmp; @@ -321,8 +318,8 @@ static void hp_sdc_tasklet(unsigned long foo) * we'll need to figure out a way to communicate * it back to the application. and be less verbose. */ - printk(KERN_WARNING PREFIX "read timeout (%ius)!\n", - (int)(tv.tv_usec - hp_sdc.rtv.tv_usec)); + printk(KERN_WARNING PREFIX "read timeout (%lldus)!\n", + ktime_us_delta(now, hp_sdc.rtime)); curr->idx += hp_sdc.rqty; hp_sdc.rqty = 0; tmp = curr->seq[curr->actidx]; @@ -551,7 +548,7 @@ unsigned long hp_sdc_put(void) /* Start a new read */ hp_sdc.rqty = curr->seq[curr->idx]; - do_gettimeofday(&hp_sdc.rtv); + hp_sdc.rtime = ktime_get(); curr->idx++; /* Still need to lock here in case of spurious irq. */ write_lock_irq(&hp_sdc.rtq_lock); |