Re: [PATCH 1/2] gpio: sprd: Fix the incorrect data register

From: Baolin Wang
Date: Tue Jan 15 2019 - 07:00:34 EST


On Tue, 15 Jan 2019 at 18:47, Bartosz Golaszewski
<bgolaszewski@xxxxxxxxxxxx> wrote:
>
> wt., 15 sty 2019 o 08:53 Baolin Wang <baolin.wang@xxxxxxxxxx> napisaÅ(a):
> >
> > From: Neo Hou <neo.hou@xxxxxxxxxx>
> >
> > Since differnt type EICs have its own data register to read, thus fix the
> > incorrect data register.
> >
> > Signed-off-by: Neo Hou <neo.hou@xxxxxxxxxx>
> > Signed-off-by: Baolin Wang <baolin.wang@xxxxxxxxxx>
> > ---
> > drivers/gpio/gpio-eic-sprd.c | 13 ++++++++++++-
> > 1 file changed, 12 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c
> > index e0d6a0a..257df59 100644
> > --- a/drivers/gpio/gpio-eic-sprd.c
> > +++ b/drivers/gpio/gpio-eic-sprd.c
> > @@ -180,7 +180,18 @@ static void sprd_eic_free(struct gpio_chip *chip, unsigned int offset)
> >
> > static int sprd_eic_get(struct gpio_chip *chip, unsigned int offset)
> > {
> > - return sprd_eic_read(chip, offset, SPRD_EIC_DBNC_DATA);
> > + struct sprd_eic *sprd_eic = gpiochip_get_data(chip);
> > +
> > + switch (sprd_eic->type) {
> > + case SPRD_EIC_DEBOUNCE:
> > + return sprd_eic_read(chip, offset, SPRD_EIC_DBNC_DATA);
> > + case SPRD_EIC_ASYNC:
> > + return sprd_eic_read(chip, offset, SPRD_EIC_ASYNC_DATA);
> > + case SPRD_EIC_SYNC:
> > + return sprd_eic_read(chip, offset, SPRD_EIC_SYNC_DATA);
> > + default:
> > + return -ENOTSUPP;
> > + }
> > }
> >
> > static int sprd_eic_direction_input(struct gpio_chip *chip, unsigned int offset)
> > --
> > 1.7.9.5
> >
>
> I guess both this and the second patch should go into stable and have
> a Fixes: tag?

Sure. I will send out v2 with a fix tag if no other issues.

--
Baolin Wang
Best Regards