Re: [PATCH 14/14] PCI: xgene: make it explicitly non-modular

From: Duc Dang
Date: Thu Jul 07 2016 - 18:43:44 EST


On Thu, Jul 7, 2016 at 3:35 PM, Tanmay Inamdar <tinamdar@xxxxxxx> wrote:
>
>
> On Sat, Jul 2, 2016 at 4:13 PM, Paul Gortmaker
> <paul.gortmaker@xxxxxxxxxxxxx> wrote:
>>
>> The Kconfig currently controlling compilation of this code is:
>>
>> drivers/pci/host/Kconfig:config PCI_XGENE
>> drivers/pci/host/Kconfig: bool "X-Gene PCIe controller"
>>
>> ...meaning that it currently is not being built as a module by anyone.
>>
>> Lets remove the few trace uses of modular code and macros, so that
>> when reading the driver there is no doubt it is builtin-only.
>>
>> Since module_platform_driver() uses the same init level priority as
>> builtin_platform_driver() the init ordering remains unchanged with
>> this commit.
>>
>> We also delete the MODULE_LICENSE tag etc. since all that information
>> is already contained at the top of the file in the comments.
>>
>> Cc: Tanmay Inamdar <tinamdar@xxxxxxx>
>> Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
>> Cc: linux-pci@xxxxxxxxxxxxxxx
>> Signed-off-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>

Thanks for taking care of this, Paul.

I tested your patch and it worked fine on my X-Gene Mustang board.

One minor comment below.

>> ---
>> drivers/pci/host/pci-xgene.c | 8 ++------
>> 1 file changed, 2 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/pci/host/pci-xgene.c b/drivers/pci/host/pci-xgene.c
>> index 7eb20cc76dd3..a81273c23341 100644
>> --- a/drivers/pci/host/pci-xgene.c
>> +++ b/drivers/pci/host/pci-xgene.c
>> @@ -21,7 +21,7 @@
>> #include <linux/io.h>
>> #include <linux/jiffies.h>
>> #include <linux/memblock.h>
>> -#include <linux/module.h>
>> +#include <linux/init.h>

The platform_device.h already has builtin_platform_driver macro
defined. So this init.h is not need?

>> #include <linux/of.h>
>> #include <linux/of_address.h>
>> #include <linux/of_irq.h>
>> @@ -579,8 +579,4 @@ static struct platform_driver xgene_pcie_driver = {
>> },
>> .probe = xgene_pcie_probe_bridge,
>> };
>> -module_platform_driver(xgene_pcie_driver);
>> -
>> -MODULE_AUTHOR("Tanmay Inamdar <tinamdar@xxxxxxx>");
>> -MODULE_DESCRIPTION("APM X-Gene PCIe driver");
>> -MODULE_LICENSE("GPL v2");
>> +builtin_platform_driver(xgene_pcie_driver);
>
>
> Copying Duc.
>>
>> --
>> 2.8.4
>>
>
Regards,
Duc Dang.