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SubjectRe: Fwd: [PATCH] net: fddi: skfp: Include generic PCI definitions from pci_regs.h
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On 6/19/19 12:31 PM, Puranjay Mohan wrote:
> On Wed, Jun 19, 2019 at 12:04:19PM -0600, Shuah Khan wrote:
>> On 6/19/19 11:45 AM, Puranjay Mohan wrote:
>>> Include the generic PCI definitions from include/uapi/linux/pci_regs.h
>>> change PCI_REV_ID to PCI_REVISION_ID to make it compatible with the
>>> generic define.
>>> This driver uses only one generic PCI define.
>>>
>>> Signed-off-by: Puranjay Mohan <puranjay12@gmail.com>
>>> ---
>>> drivers/net/fddi/skfp/drvfbi.c | 3 ++-
>>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/net/fddi/skfp/drvfbi.c b/drivers/net/fddi/skfp/drvfbi.c
>>> index bdd5700e71fa..38f6d943385d 100644
>>> --- a/drivers/net/fddi/skfp/drvfbi.c
>>> +++ b/drivers/net/fddi/skfp/drvfbi.c
>>> @@ -20,6 +20,7 @@
>>> #include "h/supern_2.h"
>>> #include "h/skfbiinc.h"
>>> #include <linux/bitrev.h>
>>> +#include <uapi/linux/pci_regs.h>
>>> #ifndef lint
>>> static const char ID_sccs[] = "@(#)drvfbi.c 1.63 99/02/11 (C) SK " ;
>>> @@ -127,7 +128,7 @@ static void card_start(struct s_smc *smc)
>>> * at very first before any other initialization functions is
>>> * executed.
>>> */
>>> - rev_id = inp(PCI_C(PCI_REV_ID)) ;
>>> + rev_id = inp(PCI_C(PCI_REVISION_ID)) ;
>>> if ((rev_id & 0xf0) == SK_ML_ID_1 || (rev_id & 0xf0) == SK_ML_ID_2) {
>>> smc->hw.hw_is_64bit = TRUE ;
>>> } else {
>>>
>>
>> Why not delete the PCI_REV_ID define in:
>>
>> drivers/net/fddi/skfp/h/skfbi.h
>>
> I have removed all generic PCI definitions from skfbi.h in the next
> patch which I have sent, I wanted to keep it organised by sending two
> patches
>

Yeah. I saw your second patch come in after I sent my response. :)

>> It looks like this header has duplicate PCI config space header defines,
>> not just this one. Some of them are slightly different names:
>>
>> e.g:
>>
>> #define PCI_CACHE_LSZ 0x0c /* 8 bit Cache Line Size */
>>
>> Looks like it defines the standard PCI config space instead of
>> including and using the standard defines from uapi/linux/pci_regs.h
>>
> It defines many duplicate definitions in skfbi.h, but only uses one of
> them, hence they are removed in the next patch as told by bjorn.
> It uses only one generic PCI define in driver code, i.e. PCI_REV_ID, it
> has been replaced by PCI_REVISION_ID to make it work with the define
> included with uapi/linux/pci_regs.h
>> Something to look into.
>>

Sounds like a plan.

thanks,
-- Shuah

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