diff mbox

[Linaro-acpi,V1,1/2] PCI: thunder: Enable ACPI PCI controller for ThunderX pass2.x silicon version

Message ID CADaLNDm8Zp_kAqVvSd0po9S3j2rSXxtUJ1M33dW7gLZzvueweQ@mail.gmail.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Duc Dang Dec. 2, 2016, 6:42 a.m. UTC
On Thu, Dec 1, 2016 at 9:50 PM, Jon Masters <jcm@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:


>
> Jon.
>
> --
> Computer Architect | Sent from my Fedora powered laptop
> _______________________________________________
> Linaro-acpi mailing list
> Linaro-acpi@lists.linaro.org
> https://lists.linaro.org/mailman/listinfo/linaro-acpi
Regards,
Duc Dang.
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Comments

Jon Masters Dec. 2, 2016, 6:45 a.m. UTC | #1
On 12/02/2016 01:42 AM, Duc Dang wrote:
> On Thu, Dec 1, 2016 at 9:50 PM, Jon Masters <jcm@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.
Tomasz Nowicki Dec. 2, 2016, 10:06 a.m. UTC | #2
On 02.12.2016 07:42, Duc Dang wrote:
> On Thu, Dec 1, 2016 at 9:50 PM, Jon Masters <jcm@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),
>

The UL suffix is needed for *THUNDER_PEM_QUIRK* only. THUNDER_ECAM_QUIRK 
is fine.

-   THUNDER_PEM_QUIRK(2,  0),       /* off-chip devices */
-   THUNDER_PEM_QUIRK(2,  1),       /* off-chip devices */
+   THUNDER_PEM_QUIRK(2, 0UL),  /* off-chip devices */
+   THUNDER_PEM_QUIRK(2, 1UL),  /* off-chip devices */

Tomasz
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Richter, Robert Dec. 2, 2016, 10:45 a.m. UTC | #3
On 02.12.16 11:06:24, Tomasz Nowicki wrote:
> On 02.12.2016 07:42, Duc Dang wrote:

> >@@ -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),
> >
> 
> The UL suffix is needed for *THUNDER_PEM_QUIRK* only. THUNDER_ECAM_QUIRK is
> fine.

We should better make the type cast part of the macro.

+ this:

---
#define THUNDER_MCFG_RES(addr, node) \
       DEFINE_RES_MEM(addr + (node << 44), 0x39 * SZ_16M)
---

The args in the macro need parentheses.

-Robert
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Bjorn Helgaas Dec. 2, 2016, 4:27 p.m. UTC | #4
On Fri, Dec 02, 2016 at 11:45:00AM +0100, Robert Richter wrote:
> On 02.12.16 11:06:24, Tomasz Nowicki wrote:
> > On 02.12.2016 07:42, Duc Dang wrote:
> 
> > >@@ -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),
> > >
> > 
> > The UL suffix is needed for *THUNDER_PEM_QUIRK* only. THUNDER_ECAM_QUIRK is
> > fine.
> 
> We should better make the type cast part of the macro.
> 
> + this:
> 
> ---
> #define THUNDER_MCFG_RES(addr, node) \
>        DEFINE_RES_MEM(addr + (node << 44), 0x39 * SZ_16M)
> ---
> 
> The args in the macro need parentheses.

Would you mind sending me a little incremental patch doing what you
want?  I could try myself, but since I don't have an arm64 cross-build
setup, I'm working in the dark.
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Richter, Robert Dec. 8, 2016, 4:34 p.m. UTC | #5
On 02.12.16 10:27:43, Bjorn Helgaas wrote:
> On Fri, Dec 02, 2016 at 11:45:00AM +0100, Robert Richter wrote:
> > On 02.12.16 11:06:24, Tomasz Nowicki wrote:
> > > On 02.12.2016 07:42, Duc Dang wrote:
> > 
> > > >@@ -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),
> > > >
> > > 
> > > The UL suffix is needed for *THUNDER_PEM_QUIRK* only. THUNDER_ECAM_QUIRK is
> > > fine.
> > 
> > We should better make the type cast part of the macro.
> > 
> > + this:
> > 
> > ---
> > #define THUNDER_MCFG_RES(addr, node) \
> >        DEFINE_RES_MEM(addr + (node << 44), 0x39 * SZ_16M)
> > ---
> > 
> > The args in the macro need parentheses.
> 
> Would you mind sending me a little incremental patch doing what you
> want?  I could try myself, but since I don't have an arm64 cross-build
> setup, I'm working in the dark.

Your current branch looks good.

 5d06f9125ec0 PCI: Explain ARM64 ACPI/MCFG quirk Kconfig and build strategy

Thanks,

-Robert
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diff mbox

Patch

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, \