On 05/09/2010 09:35 PM, Michael Ellerman wrote:
> On Fri, 2010-05-07 at 13:58 -0500, Brian King wrote:
>> Adds support for suspend/resume for VIO devices. This is needed for
>> support for HMC initiated hibernation.
>>
>> Signed-off-by: Brian King <brk...@linux.vnet.ibm.com>
>> ---
>>
>> arch/powerpc/kernel/vio.c | 24 ++++++++++++++++++++++++
>> 1 file changed, 24 insertions(+)
>>
>> diff -puN arch/powerpc/kernel/vio.c~powerpc_vio_bus_pm
>> arch/powerpc/kernel/vio.c
>> --- linux-2.6/arch/powerpc/kernel/vio.c~powerpc_vio_bus_pm 2010-05-07
>> 13:49:16.000000000 -0500
>> +++ linux-2.6-bjking1/arch/powerpc/kernel/vio.c 2010-05-07
>> 13:49:16.000000000 -0500
>> @@ -1358,6 +1358,29 @@ static int vio_hotplug(struct device *de
>> return 0;
>> }
>>
>> +static int vio_pm_suspend(struct device *dev)
>> +{
>> + const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
>> +
>> + if (pm && pm->suspend)
>> + return pm->suspend(dev);
>> + return 0;
>> +}
>> +
>> +static int vio_pm_resume(struct device *dev)
>> +{
>> + const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
>> +
>> + if (pm && pm->resume)
>> + return pm->resume(dev);
>> + return 0;
>> +}
>> +
>> +const struct dev_pm_ops vio_dev_pm_ops = {
>> + .suspend = vio_pm_suspend,
>> + .resume = vio_pm_resume,
>> +};
>
> That just looks like boiler plate, is there not a generic version
> somewhere?
Looks there is. I'll update the patch to use the generic helpers.
Thanks,
Brian
--
Brian King
Linux on Power Virtualization
IBM Linux Technology Center
_______________________________________________
Linuxppc-dev mailing list
Linuxppc-dev@lists.ozlabs.org
https://lists.ozlabs.org/listinfo/linuxppc-dev
