Message ID | ZCGK4+zUDT1lLz6s@khadija-virtual-machine |
---|---|
State | Rejected |
Headers | show |
Series | staging: nvec: replace udelay() with usleep_range() | expand |
On Mon, Mar 27, 2023 at 05:24:03PM +0500, Khadija Kamran wrote: > Replace 'udelay()' with 'usleep_range()' with 1000us as upper limit. > This issue is reported by checkpatch.pl script. > > CHECK: usleep_range is preferred over udelay; see > Documentation/timers/timers-howto.rst > > Signed-off-by: Khadija Kamran <kamrankhadijadj@gmail.com> > --- This kind of change requires you to test on the hardware and have slightly in depth knowledge of the spec. regards, dan carpenter
On Mon, Mar 27, 2023 at 03:25:43PM +0300, Dan Carpenter wrote: > On Mon, Mar 27, 2023 at 05:24:03PM +0500, Khadija Kamran wrote: > > Replace 'udelay()' with 'usleep_range()' with 1000us as upper limit. > > This issue is reported by checkpatch.pl script. > > > > CHECK: usleep_range is preferred over udelay; see > > Documentation/timers/timers-howto.rst > > > > Signed-off-by: Khadija Kamran <kamrankhadijadj@gmail.com> > > --- > > This kind of change requires you to test on the hardware and have > slightly in depth knowledge of the spec. Okay, thank you! Regards, Khadija > > regards, > dan carpenter >
diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c index b3f114cb00dc..1b51935dba4f 100644 --- a/drivers/staging/nvec/nvec.c +++ b/drivers/staging/nvec/nvec.c @@ -627,7 +627,7 @@ static irqreturn_t nvec_interrupt(int irq, void *dev) break; case 2: /* first byte after command */ if (status == (I2C_SL_IRQ | RNW | RCVD)) { - udelay(33); + usleep_range(33, 1000); if (nvec->rx->data[0] != 0x01) { dev_err(nvec->dev, "Read without prior read command\n"); @@ -714,7 +714,7 @@ static irqreturn_t nvec_interrupt(int irq, void *dev) * We experience less incomplete messages with this delay than without * it, but we don't know why. Help is appreciated. */ - udelay(100); + usleep_range(100, 1000); return IRQ_HANDLED; }
Replace 'udelay()' with 'usleep_range()' with 1000us as upper limit. This issue is reported by checkpatch.pl script. CHECK: usleep_range is preferred over udelay; see Documentation/timers/timers-howto.rst Signed-off-by: Khadija Kamran <kamrankhadijadj@gmail.com> --- drivers/staging/nvec/nvec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)