Hi Lorenzo,
Our reference IP's hardware registers require the to support 256GB
inbound window size and this driver did exactly that I believe.
May I ask, why do you think this size is questionable ?
Thanks.
On Fri, Jul 6, 2018 at 4:56 PM, Lorenzo Pieralisi
<lorenzo.pieralisi@xxxxxxx> wrote:
> On Thu, Jul 05, 2018 at 12:45:39PM +0300, Dan Carpenter wrote:
>> IB_WIN_SIZE is larger than INT_MAX so we need to cast it to u64.
>>
>> Fixes: 9af6bcb11e12 ("PCI: mobiveil: Add Mobiveil PCIe Host Bridge IP driver")
>> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>> ---
>> Untested... Possibly the problem is that there are too many multiplies
>> by * 1024.
>
> Hi Subrahmanya,
>
> I always thought that that macro value was questionable, please
> can you comment on this ?
>
> Thanks,
> Lorenzo
>
>> diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
>> index 4d6c20e47bed..cf0aa7cee5b0 100644
>> --- a/drivers/pci/controller/pcie-mobiveil.c
>> +++ b/drivers/pci/controller/pcie-mobiveil.c
>> @@ -107,7 +107,7 @@
>> #define CFG_WINDOW_TYPE 0
>> #define IO_WINDOW_TYPE 1
>> #define MEM_WINDOW_TYPE 2
>> -#define IB_WIN_SIZE (256 * 1024 * 1024 * 1024)
>> +#define IB_WIN_SIZE ((u64)256 * 1024 * 1024 * 1024)
>> #define MAX_PIO_WINDOWS 8
>>
>> /* Parameters for the waiting for link up routine */
--
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