[PATCH] usb: renesas_usbhs: make usbhs_write32() static

[Felipe Balbi]

Hi,

Mathieu Malaterre <mathieu.malaterre at gmail.com> writes:
> On Tue, Jun 21, 2016 at 7:52 PM, Ben Dooks <ben.dooks at codethink.co.uk> wrote:
>> The usbhs_write32 function is not used outside of the rcar3.c
>> file, so fix the following sparse warning by making it static:
>>
>> drivers/usb/renesas_usbhs/rcar3.c:26:6: warning: symbol 'usbhs_write32' was not declared. Should it be static?
>>
>> Signed-off-by: Ben Dooks <ben.dooks at codethink.co.uk>
>> ---
>> Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh at renesas.com>
>> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
>> Cc: linux-usb at vger.kernel.org
>> Cc: linux-renesas-soc at vger.kernel.org
>> Cc: linux-arm-kernel at lists.infradead.org
>> ---
>>  drivers/usb/renesas_usbhs/rcar3.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/usb/renesas_usbhs/rcar3.c b/drivers/usb/renesas_usbhs/rcar3.c
>> index 38b01f2..1d70add 100644
>> --- a/drivers/usb/renesas_usbhs/rcar3.c
>> +++ b/drivers/usb/renesas_usbhs/rcar3.c
>> @@ -23,7 +23,7 @@
>>  #define UGCTRL2_RESERVED_3     0x00000001      /* bit[3:0] should be B'0001 */
>>  #define UGCTRL2_USB0SEL_OTG    0x00000030
>>
>> -void usbhs_write32(struct usbhs_priv *priv, u32 reg, u32 data)
>> +static void usbhs_write32(struct usbhs_priv *priv, u32 reg, u32 data)
>>  {
>>         iowrite32(data, priv->base + reg);
>>  }
>> --
>> 2.8.1
>
> static inline ?

why? compiler can make that choice

-- 
balbi
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