Messages in this thread | | | Date | Tue, 25 Jul 2023 08:28:25 -0700 | Subject | Re: [PATCH RESEND v3 1/2] soc: hisilicon: Support HCCS driver on Kunpeng SoC | From | Randy Dunlap <> |
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Hi--
On 7/25/23 00:57, Huisong Li wrote: > diff --git a/drivers/soc/hisilicon/Kconfig b/drivers/soc/hisilicon/Kconfig > new file mode 100644 > index 000000000000..87a1f15cbedb > --- /dev/null > +++ b/drivers/soc/hisilicon/Kconfig > @@ -0,0 +1,19 @@ > +# SPDX-License-Identifier: GPL-2.0-only > + > +menu "Hisilicon SoC drivers" > + depends on ARCH_HISI || COMPILE_TEST > + > +config KUNPENG_HCCS > + tristate "HCCS driver on Kunpeng SoC" > + depends on ACPI > + depends on ARM64 || COMPILE_TEST > + help > + The Huawei Cache-Coherent System (HCCS) is a bus protocol standard
Just curious: what makes it a standard?
> + for ensuring cache coherent on HiSilicon SoC. The performance of
coherence
> + the application may be affected if some hccs ports are in non-full
HCCS
> + lane status, have a large number of CRC errors and so on. > + > + Say M here if you want to include support for querying the health > + status and port information of HCCS on Kunpeng SoC. > + > +endmenu
thanks. -- ~Randy
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