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Date:   Wed, 29 Nov 2017 19:25:36 +0530
From:   Vinod Koul <vinod.koul@...el.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Sinan Kaya <okaya@...eaurora.org>, dmaengine@...r.kernel.org,
        timur@...eaurora.org,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        linux-arm-kernel@...ts.infradead.org, robin.murphy@....com,
        linux-kernel@...r.kernel.org,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH V3 2/4] ACPI / bus: introduce
 acpi_device_get_match_data() function

On Sun, Nov 12, 2017 at 01:14:12AM +0100, Rafael J. Wysocki wrote:
> On Friday, November 10, 2017 3:35:41 AM CET Sinan Kaya wrote:
> > +linux-acpi@...r.kernel.org, +Rafael
> 
> Thanks!
> 
> > On 11/9/2017 9:32 PM, Sinan Kaya wrote:
> > > OF has of_device_get_match_data() function to extract driver specific data
> > > structure. Add a similar function for ACPI.
> > > 
> > > Signed-off-by: Sinan Kaya <okaya@...eaurora.org>
> > > ---
> > >  drivers/acpi/bus.c   | 12 ++++++++++++
> > >  include/linux/acpi.h |  6 ++++++
> > >  2 files changed, 18 insertions(+)
> > > 
> > > diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
> > > index 4d0979e..da29c10 100644
> > > --- a/drivers/acpi/bus.c
> > > +++ b/drivers/acpi/bus.c
> > > @@ -785,6 +785,18 @@ const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
> > >  }
> > >  EXPORT_SYMBOL_GPL(acpi_match_device);
> > >  
> > > +void *acpi_device_get_match_data(const struct device *dev)
> > > +{
> > > +	const struct acpi_device_id *match;
> > > +
> > > +	match = acpi_match_device(dev->driver->acpi_match_table, dev);
> > > +	if (!match)
> > > +		return NULL;
> > > +
> > > +	return (void *)match->driver_data;
> > > +}
> > > +EXPORT_SYMBOL_GPL(acpi_device_get_match_data);
> 
> While I understand that the name follows the OF convention, I have some
> doubts on whether it is the best one.

Perhpas acpi_get_match_data() ?

-- 
~Vinod

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