[PATCH] Input: pmic8xxx-pwrkey - Support shutdown

Stephen Boyd sboyd at codeaurora.org
Mon Jul 13 16:27:40 PDT 2015


On 07/13, Bjorn Andersson wrote:
> On Mon 06 Jul 18:08 PDT 2015, Stephen Boyd wrote:
> 
> > On pm8xxx PMICs, shutdown and restart are signaled to the PMIC
> > via a pin called PS_HOLD. When this pin goes low, the PMIC
> > performs a configurable power sequence. Add a .shutdown hook so
> > that we can properly configure this power sequence for shutdown
> > or restart depending on the system state.
> > 
> > Signed-off-by: Stephen Boyd <sboyd at codeaurora.org>
> > ---
> >  drivers/input/misc/pmic8xxx-pwrkey.c | 287 ++++++++++++++++++++++++++++++++++-
> >  1 file changed, 280 insertions(+), 7 deletions(-)
> > 
> > diff --git a/drivers/input/misc/pmic8xxx-pwrkey.c b/drivers/input/misc/pmic8xxx-pwrkey.c
> 
> [..]
> 
> >  
> >  /**
> >   * struct pmic8xxx_pwrkey - pmic8xxx pwrkey information
> >   * @key_press_irq: key press irq number
> > + * @regmap: device regmap
> 
> Please also document the shutdown_fn.

Sure.

> 
> >   */
> >  struct pmic8xxx_pwrkey {
> >  	int key_press_irq;
> > +	struct regmap *regmap;
> > +	int (*shutdown_fn)(struct pmic8xxx_pwrkey *, bool);
> > +};
> > +
> > +struct pm8xxx_nbs {
> > +	int (*shutdown_fn)(struct pmic8xxx_pwrkey *, bool);
> >  };
> 
> This struct is unused.

Thanks. I switched the approach half-way through and forgot to
delete this struct.

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