[Hygon] [devel-6.6] [Feature]: Backport Upstream patches of Hygon Platform QoS · Pull Request !6660 · anolis/cloud-kernel

bugzilla: https://bugzilla.openanolis.cn/show_bug.cgi?id=31911

**Issue and patch description:** 
These 2 out-of-tree patches of Hygon Platform QoS have been reverted in
https://gitee.com/anolis/cloud-kernel/pulls/6611:

```
6e491b9f54ea3245a5c167b19e48c0502cf7169b anolis: x86/resctrl: Fix memory bandwidth counter width for Hygon CPUs
b97a96c905dccb5bdf3e050a182411f9153a8b1b anolis: x86/resctrl: Add Hygon QoS support
```

The upstream patches of Hygon Platform QoS have been already merged into upstream. Backport them to catch up with upstream:
[Note: there are no functional changes between out-of-tree and upstream versions of Hygon Platform QoS patches.]

```
[6.19]
7517e899e1b87b4c22a92c7e40d8733c48e4ec3c x86/resctrl: Fix memory bandwidth counter width for Hygon
6ee98aabdc700b5705e4f1833e2edc82a826b53b x86/resctrl: Add missing resctrl initialization for Hygon
[6.17]
d8df126349dad855cdfedd6bbf315bad2e901c2f x86/cpu/hygon: Add missing resctrl_cpu_detect() in bsp_init helper
```

**Kernel config:** 
No kernel config changes for resctrl filesystem:
CONFIG_X86_CPU_RESCTRL=y
CONFIG_PROC_CPU_RESCTRL=y

**Passed tests:** 
(1) CMT, MBM, CAT, MBA resctrl filesystem sanity test on Hygon platform.
(2) CMT, MBM, CAT, MBA stress test on Hygon platform.

类型	指派人员	状态
审查	xunlei 半叶枫尘 Artie Ding 冯光辉 Guixin Liu kun-llfl Xuchun Shang guochaohong yehuaisheng hygon-anolis-reviewers	已完成 (0/0人)
测试	小龙已测试通过	已完成 (1/1人)

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