[PATCH v7 04/14] usb: chipidea: msm: add remove method

Marek Vasut marex at denx.de
Mon Jun 25 09:55:22 EDT 2012


Dear ABRAHAM, KISHON VIJAY,

> Hi,
> 
> On Mon, Jun 25, 2012 at 7:03 PM, Marek Vasut <marex at denx.de> wrote:
> > Dear ABRAHAM, KISHON VIJAY,
> > 
> >> Hi,
> >> 
> >> On Mon, Jun 25, 2012 at 12:26 PM, Richard Zhao
> >> 
> >> <richard.zhao at freescale.com> wrote:
> >> > From: Felipe Balbi <balbi at ti.com>
> >> > 
> >> > allow this driver to be removed too.
> >> > 
> >> > Signed-off-by: Felipe Balbi <balbi at ti.com>
> >> > Signed-off-by: Alexander Shishkin <alexander.shishkin at linux.intel.com>
> >> > ---
> >> >  drivers/usb/chipidea/ci13xxx_msm.c |   20 ++++++++++++++------
> >> >  1 file changed, 14 insertions(+), 6 deletions(-)
> >> > 
> >> > diff --git a/drivers/usb/chipidea/ci13xxx_msm.c
> >> > b/drivers/usb/chipidea/ci13xxx_msm.c index 8d438b8..68512d4 100644
> >> > --- a/drivers/usb/chipidea/ci13xxx_msm.c
> >> > +++ b/drivers/usb/chipidea/ci13xxx_msm.c
> >> > @@ -84,6 +84,8 @@ static int __devinit ci13xxx_msm_probe(struct
> >> > platform_device *pdev) if (ret)
> >> >                goto put_platform;
> >> > 
> >> > +       platform_set_drvdata(pdev, plat_ci);
> >> > +
> >> >        pm_runtime_no_callbacks(&pdev->dev);
> >> >        pm_runtime_enable(&pdev->dev);
> >> > 
> >> > @@ -95,16 +97,22 @@ put_platform:
> >> >        return ret;
> >> >  }
> >> > 
> >> > +static int __devexit ci13xxx_msm_remove(struct platform_device *pdev)
> >> > +{
> >> > +       struct platform_device *plat_ci = platform_get_drvdata(pdev);
> >> 
> >> How about a pm_runtime_disable() here?
> > 
> > MX28 doesn't do runtime PM yet. Actually it doesn't do any PM.
> 
> I was probably misled by the call to pm_runtime_enable in your probe
> 
> :-( Then can we have it removed from probe as well?

Yes, either that or properly add runtime PM support since mxc maybe does support 
it, I dunno right now.

> Thanks
> Kishon

Best regards,
Marek Vasut



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