On 12/02/2016 01:42 AM, Duc Dang wrote:
> On Thu, Dec 1, 2016 at 9:50 PM, Jon Masters <j...@redhat.com> wrote:
>> On 11/30/2016 07:28 PM, Bjorn Helgaas wrote:
>>
>>> I'm hoping to end up with something like this:
>>> https://git.kernel.org/cgit/linux/kernel/git/helgaas/pci.git/commit/?h=pci/ecam&id=51ad4df79a9b7f2a66b346a46b21a785a2937469
>>
>> The following build warnings happen using your branch on RHELSA7.3:
>>
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>>   THUNDER_PEM_QUIRK(2,  0), /* off-chip devices */
>>   ^
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[44].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[44].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[45].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[45].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[46].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[46].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[47].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[47].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[48].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[48].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[49].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:101:2: warning: (near initialization for 
>> ‘mcfg_quirks[49].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>>   THUNDER_PEM_QUIRK(2,  1), /* off-chip devices */
>>   ^
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[50].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[50].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[51].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[51].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[52].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[52].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[53].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[53].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[54].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[54].cfgres.end’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[55].cfgres.start’) [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: left shift count >= width of type 
>> [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: initializer element is not a 
>> constant expression [enabled by default]
>> drivers/acpi/pci_mcfg.c:102:2: warning: (near initialization for 
>> ‘mcfg_quirks[55].cfgres.end’) [enabled by default]
> 
> I saw this too. It can be fixed by changes below:
> 
> diff --git a/drivers/acpi/pci_mcfg.c b/drivers/acpi/pci_mcfg.c
> index 7319188..3d7c5cc 100644
> --- a/drivers/acpi/pci_mcfg.c
> +++ b/drivers/acpi/pci_mcfg.c
> @@ -98,16 +98,16 @@ struct mcfg_fixup {
>         { "CAVIUM", "THUNDERX", rev, seg, MCFG_BUS_ANY,                 \
>         &pci_thunder_ecam_ops }
>         /* SoC pass1.x */
> -   THUNDER_PEM_QUIRK(2,  0),       /* off-chip devices */
> -   THUNDER_PEM_QUIRK(2,  1),       /* off-chip devices */
> -   THUNDER_ECAM_QUIRK(2,  0),
> -   THUNDER_ECAM_QUIRK(2,  1),
> -   THUNDER_ECAM_QUIRK(2,  2),
> -   THUNDER_ECAM_QUIRK(2,  3),
> -   THUNDER_ECAM_QUIRK(2, 10),
> -   THUNDER_ECAM_QUIRK(2, 11),
> -   THUNDER_ECAM_QUIRK(2, 12),
> -   THUNDER_ECAM_QUIRK(2, 13),
> + THUNDER_PEM_QUIRK(2, 0UL),  /* off-chip devices */
> + THUNDER_PEM_QUIRK(2, 1UL),  /* off-chip devices */
> + THUNDER_ECAM_QUIRK(2, 0UL),
> + THUNDER_ECAM_QUIRK(2, 1UL),
> + THUNDER_ECAM_QUIRK(2, 2UL),
> + THUNDER_ECAM_QUIRK(2, 3UL),
> + THUNDER_ECAM_QUIRK(2, 10UL),
> + THUNDER_ECAM_QUIRK(2, 11UL),
> + THUNDER_ECAM_QUIRK(2, 12UL),
> + THUNDER_ECAM_QUIRK(2, 13UL),
> 
>  #define XGENE_V1_ECAM_MCFG(rev, seg) \
>         {"APM   ", "XGENE   ", rev, seg, MCFG_BUS_ANY, \

...which reminds me to followup on that project to get an Intel-style
0-day test service running for arm64. It's been kicking around too long.

-- 
Computer Architect | Sent from my Fedora powered laptop

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