From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [Linaro-acpi] [RFC PATCH for Juno 1/2] net: smsc911x add support for probing from ACPI
Date: Mon, 1 Sep 2014 17:53:33 +0100 [thread overview]
Message-ID: <20140901165333.GE608@arm.com> (raw)
In-Reply-To: <20140901152854.GJ2953@xora-haswell.xora.org.uk>
On Mon, Sep 01, 2014 at 04:28:54PM +0100, Graeme Gregory wrote:
> On Mon, Sep 01, 2014 at 05:17:51PM +0200, Arnd Bergmann wrote:
> > On Monday 01 September 2014 23:06:00 Hanjun Guo wrote:
> > > +#ifdef CONFIG_ACPI
> > > +/* Configure some sensible defaults for ACPI mode */
> > > +static int smsc911x_probe_config_acpi(struct smsc911x_platform_config *config,
> > > + acpi_handle *ahandle)
> > > +{
> > > + if (!ahandle)
> > > + return -ENOSYS;
> > > +
> > > + config->phy_interface = PHY_INTERFACE_MODE_MII;
> > >
> >
> > Please remove the #ifdef and use
> >
> > if (!IS_ENABLED(CONFIG_ACPI) || !ahandle)
> >
> > to check for ACPI support. This should result in the same object code
> > in all cases, but give better compile-time coverage when ACPI is
> > disabled.
> >
> struct acpi_handle does not exist in the case !CONFIG_ACPI
Confused. Then how come smsc911x_drv_probe() has this line:
acpi_handle *ahandle = ACPI_HANDLE(&pdev->dev);
without any #ifdef's.
--
Catalin
next prev parent reply other threads:[~2014-09-01 16:53 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-01 15:05 [RFC PATCH for Juno 0/2] Drivers for Juno to boot from ACPI Hanjun Guo
2014-09-01 15:06 ` [RFC PATCH for Juno 1/2] net: smsc911x add support for probing " Hanjun Guo
2014-09-01 15:17 ` [Linaro-acpi] " Arnd Bergmann
2014-09-01 15:28 ` Graeme Gregory
2014-09-01 15:32 ` Arnd Bergmann
2014-09-01 16:53 ` Catalin Marinas [this message]
2014-09-01 16:58 ` Mark Brown
2014-09-01 17:08 ` Sudeep Holla
2014-09-01 17:14 ` Catalin Marinas
2014-09-01 17:33 ` Sudeep Holla
2014-09-01 17:03 ` Graeme Gregory
2014-09-15 4:08 ` Grant Likely
2014-09-15 9:24 ` Catalin Marinas
2014-09-01 17:04 ` Catalin Marinas
2014-09-01 17:11 ` Arnd Bergmann
2014-09-01 17:27 ` Catalin Marinas
2014-09-01 17:32 ` Graeme Gregory
2014-09-01 18:11 ` Mark Brown
2014-09-02 13:26 ` Catalin Marinas
2014-09-02 13:42 ` [Linaro-acpi] " Arnd Bergmann
2014-09-02 16:26 ` Mark Brown
2014-09-02 23:00 ` Rafael J. Wysocki
2014-09-03 15:09 ` Arnd Bergmann
2014-09-09 6:51 ` Jon Masters
2014-09-15 4:14 ` Grant Likely
2014-09-15 16:12 ` Mark Brown
2014-09-01 15:06 ` [RFC PATCH for Juno 2/2] tty: SBSA compatible UART Hanjun Guo
2014-09-01 15:26 ` Mark Brown
2014-09-01 17:12 ` Catalin Marinas
2014-09-01 17:18 ` Graeme Gregory
2014-09-01 17:29 ` Catalin Marinas
2014-09-01 15:29 ` [RFC PATCH for Juno 0/2] Drivers for Juno to boot from ACPI Arnd Bergmann
2014-09-09 6:55 ` Jon Masters
2014-09-09 10:55 ` Arnd Bergmann
2014-09-09 14:13 ` Jon Masters
2014-09-15 22:57 ` Grant Likely
2014-09-15 23:00 ` Jon Masters
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