Messages in this thread | | | Date | Tue, 23 Jul 2013 15:34:09 +0800 | Subject | Re: [PATCH] pinctrl: pinmux: Don't free pins requested by other devices | From | Sonic Zhang <> |
| |
Ping
On Wed, Jul 17, 2013 at 1:31 PM, Sonic Zhang <sonic.adi@gmail.com> wrote: > From: Sonic Zhang <sonic.zhang@analog.com> > > in pinmux_disable_setting after current device fails to request > the same pins. > > Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> > --- > drivers/pinctrl/pinmux.c | 9 +++++---- > 1 file changed, 5 insertions(+), 4 deletions(-) > > diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c > index 88cc509..9ebcf3b 100644 > --- a/drivers/pinctrl/pinmux.c > +++ b/drivers/pinctrl/pinmux.c > @@ -482,13 +482,14 @@ void pinmux_disable_setting(struct pinctrl_setting const *setting) > pins[i]); > continue; > } > + /* And release the pins */ > + if (desc->mux_usecount && > + !strcmp(desc->mux_owner, setting->dev_name)) > + pin_free(pctldev, pins[i], NULL); > + > desc->mux_setting = NULL; > } > > - /* And release the pins */ > - for (i = 0; i < num_pins; i++) > - pin_free(pctldev, pins[i], NULL); > - > if (ops->disable) > ops->disable(pctldev, setting->data.mux.func, setting->data.mux.group); > } > -- > 1.8.2.3 > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
| |