* [PATCH] riscv: iommu: ask for ACS to be enabled
@ 2026-09-16 11:25 BillXiang
2026-09-16 12:18 ` Sunil V L
0 siblings, 1 reply; 3+ messages in thread
From: BillXiang @ 2026-09-16 11:25 UTC (permalink / raw)
To: sunilvl
Cc: rafael, lenb, pjw, palmer, aou, alex, linux-acpi, linux-riscv,
linux-kernel, iommu, tjeznach, luxu.kernel, guoren, jgg,
xiangwencheng
Make sure ACS will be enabled during PCI probe
Signed-off-by: BillXiang <xiangwencheng@lanxincomputing.com>
---
drivers/acpi/riscv/rimt.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/acpi/riscv/rimt.c b/drivers/acpi/riscv/rimt.c
index e4538fa6c2c8..30d2d0211d5e 100644
--- a/drivers/acpi/riscv/rimt.c
+++ b/drivers/acpi/riscv/rimt.c
@@ -525,4 +525,5 @@ void __init riscv_acpi_rimt_init(void)
return;
}
+ pci_request_acs();
}
--
2.53.0
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] riscv: iommu: ask for ACS to be enabled
2026-09-16 11:25 [PATCH] riscv: iommu: ask for ACS to be enabled BillXiang
@ 2026-09-16 12:18 ` Sunil V L
2026-09-17 2:04 ` BillXiang
0 siblings, 1 reply; 3+ messages in thread
From: Sunil V L @ 2026-09-16 12:18 UTC (permalink / raw)
To: BillXiang
Cc: sunilvl, rafael, lenb, pjw, palmer, aou, alex, linux-acpi,
linux-riscv, linux-kernel, iommu, tjeznach, luxu.kernel, guoren,
jgg
On Wed, Sep 16, 2026 at 5:15 PM BillXiang
<xiangwencheng@lanxincomputing.com> wrote:
>
> Make sure ACS will be enabled during PCI probe
>
> Signed-off-by: BillXiang <xiangwencheng@lanxincomputing.com>
> ---
> drivers/acpi/riscv/rimt.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/acpi/riscv/rimt.c b/drivers/acpi/riscv/rimt.c
> index e4538fa6c2c8..30d2d0211d5e 100644
> --- a/drivers/acpi/riscv/rimt.c
> +++ b/drivers/acpi/riscv/rimt.c
> @@ -525,4 +525,5 @@ void __init riscv_acpi_rimt_init(void)
>
> return;
> }
> + pci_request_acs();
> }
>
There is already a patch in the mailing list for this.
https://lkml.org/lkml/2026/9/3/1930
Thanks,
Sunil
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] riscv: iommu: ask for ACS to be enabled
2026-09-16 12:18 ` Sunil V L
@ 2026-09-17 2:04 ` BillXiang
0 siblings, 0 replies; 3+ messages in thread
From: BillXiang @ 2026-09-17 2:04 UTC (permalink / raw)
To: sunilvl
Cc: sunilvl, rafael, lenb, pjw, palmer, aou, alex, linux-acpi,
linux-riscv, linux-kernel, iommu, tjeznach, luxu.kernel, guoren,
jgg
On 9/16/2026 8:18 PM, Sunil V L wrote:
> On Wed, Sep 16, 2026 at 5:15 PM BillXiang
> <xiangwencheng@lanxincomputing.com> wrote:
>>
>> Make sure ACS will be enabled during PCI probe
>>
>> Signed-off-by: BillXiang <xiangwencheng@lanxincomputing.com>
>> ---
>> drivers/acpi/riscv/rimt.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/acpi/riscv/rimt.c b/drivers/acpi/riscv/rimt.c
>> index e4538fa6c2c8..30d2d0211d5e 100644
>> --- a/drivers/acpi/riscv/rimt.c
>> +++ b/drivers/acpi/riscv/rimt.c
>> @@ -525,4 +525,5 @@ void __init riscv_acpi_rimt_init(void)
>>
>> return;
>> }
>> + pci_request_acs();
>> }
>>
> There is already a patch in the mailing list for this.
>
> https://lkml.org/lkml/2026/9/3/1930
>
> Thanks,
> Sunil
Thank you for pointing that out. Please just ignore my commit.
--
BillXiang
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2026-09-17 2:05 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2026-09-16 11:25 [PATCH] riscv: iommu: ask for ACS to be enabled BillXiang
2026-09-16 12:18 ` Sunil V L
2026-09-17 2:04 ` BillXiang
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