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Thu, 27 Aug 2020 09:45:53 -0700 From: "Derrick, Jonathan" To: "hch@infradead.org" CC: "wangxiongfeng2@huawei.com" , "kw@linux.com" , "hkallweit1@gmail.com" , "kai.heng.feng@canonical.com" , "linux-kernel@vger.kernel.org" , "mika.westerberg@linux.intel.com" , "Mario.Limonciello@dell.com" , "linux-pci@vger.kernel.org" , "Williams, Dan J" , "bhelgaas@google.com" , "Huffman, Amber" , "Wysocki, Rafael J" Subject: Re: [PATCH] PCI/ASPM: Enable ASPM for links under VMD domain Thread-Topic: [PATCH] PCI/ASPM: Enable ASPM for links under VMD domain Thread-Index: AQHWd7clLgwBVuAUCESee06o/u7QiKlI1l4AgAKTLgCAAJR+AIAAodyAgAAC1ICAAAYeAA== Date: Thu, 27 Aug 2020 16:45:53 +0000 Message-ID: References: <20200821123222.32093-1-kai.heng.feng@canonical.com> <20200825062320.GA27116@infradead.org> <20200827063406.GA13738@infradead.org> <660c8671a51eec447dc7fab22bacbc9c600508d9.camel@intel.com> <20200827162333.GA6822@infradead.org> In-Reply-To: <20200827162333.GA6822@infradead.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.212.223.90] Content-Type: text/plain; charset="utf-8" Content-ID: <63FD82EA9164D5498895AF11A6D56E22@intel.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gVGh1LCAyMDIwLTA4LTI3IGF0IDE3OjIzICswMTAwLCBoY2hAaW5mcmFkZWFkLm9yZyB3cm90 ZToNCj4gT24gVGh1LCBBdWcgMjcsIDIwMjAgYXQgMDQ6MTM6NDRQTSArMDAwMCwgRGVycmljaywg Sm9uYXRoYW4gd3JvdGU6DQo+ID4gT24gVGh1LCAyMDIwLTA4LTI3IGF0IDA2OjM0ICswMDAwLCBo Y2hAaW5mcmFkZWFkLm9yZyB3cm90ZToNCj4gPiA+IE9uIFdlZCwgQXVnIDI2LCAyMDIwIGF0IDA5 OjQzOjI3UE0gKzAwMDAsIERlcnJpY2ssIEpvbmF0aGFuIHdyb3RlOg0KPiA+ID4gPiBGZWVsIGZy ZWUgdG8gcmV2aWV3IG15IHNldCB0byBkaXNhYmxlIHRoZSBNU0kgcmVtYXBwaW5nIHdoaWNoIHdp bGwNCj4gPiA+ID4gbWFrZQ0KPiA+ID4gPiBpdCBwZXJmb3JtIGFzIHdlbGwgYXMgZGlyZWN0LWF0 dGFjaGVkOg0KPiA+ID4gPiANCj4gPiA+ID4gaHR0cHM6Ly9wYXRjaHdvcmsua2VybmVsLm9yZy9w cm9qZWN0L2xpbnV4LXBjaS9saXN0Lz9zZXJpZXM9MzI1NjgxDQo+ID4gPiANCj4gPiA+IFNvIHRo YXQgdGhlbiB3ZSBoYXZlIHRvIGRlYWwgd2l0aCB5b3VyIHNjaGVtZXMgdG8gbWFrZSBpbmRpdmlk dWFsDQo+ID4gPiBkZXZpY2UgZGlyZWN0IGFzc2lnbm1lbnQgd29yayBpbiBhIGNvbnZvbHV0ZWQg d2F5Pw0KPiA+IA0KPiA+IFRoYXQncyBub3QgdGhlIGludGVudCBvZiB0aGF0IHBhdGNoc2V0IC1h dCBhbGwtLiBJdCB3YXMgdG8gYWRkcmVzcyB0aGUNCj4gPiBwZXJmb3JtYW5jZSBib3R0bGVuZWNr cyB3aXRoIFZNRCB0aGF0IHlvdSBjb25zdGFudGx5IGNvbXBsYWluIGFib3V0LiANCj4gDQo+IEkg a25vdy4gIEJ1dCBvbmNlIHdlIGZpeCB0aGF0IGJvdHRsZW5lY2sgd2UgZml4IHRoZSBuZXh0IGlz c3VlLA0KPiB0aGVuIHRvIHRhY2tsZSB0aGUgbmV4dC4gIFdoaWxlIGF0IHRoZSBzYW1lIHRpbWUg Vk1EIGJyaW5ncyB6ZXJvDQo+IGFjdHVhbCBiZW5lZml0cy4NCj4gDQoNCkp1c3QgYSBmZXcgYmVu ZWZpdHMgYW5kIHRoZXJlIGFyZSBvdGhlciB1c2VycyB3aXRoIHVuaXF1ZSB1c2UgY2FzZXM6DQox LiBQYXNzdGhyb3VnaCBvZiB0aGUgZW5kcG9pbnQgdG8gT1NlcyB3aGljaCBkb24ndCBuYXRpdmVs eSBzdXBwb3J0DQpob3RwbHVnIGNhbiBlbmFibGUgaG90cGx1ZyBmb3IgdGhhdCBPUyB1c2luZyB0 aGUgZ3Vlc3QgVk1EIGRyaXZlcg0KMi4gU29tZSBoeXBlcnZpc29ycyBoYXZlIGEgbGltaXQgb24g dGhlIG51bWJlciBvZiBkZXZpY2VzIHRoYXQgY2FuIGJlDQpwYXNzZWQgdGhyb3VnaC4gVk1EIGVu ZHBvaW50IGlzIGEgc2luZ2xlIGRldmljZSB0aGF0IGV4cGFuZHMgdG8gbWFueS4NCjMuIEV4cGFu c2lvbiBvZiBwb3NzaWJsZSBidXMgbnVtYmVycyBiZXlvbmQgMjU2IGJ5IHVzaW5nIG90aGVyDQpz ZWdtZW50cy4NCjQuIEN1c3RvbSBSQUlEIExFRCBwYXR0ZXJucyBkcml2ZW4gYnkgbGVkY3RsDQoN CkknbSBub3QgdHJ5aW5nIHRvIG1hcmtldCB0aGlzLiBKdXN0IHBvaW50aW5nIG91dCB0aGF0IHRo aXMgaXNuJ3QNCiJicmluZ2luZyB6ZXJvIGFjdHVhbCBiZW5lZml0cyIgdG8gbWFueSB1c2Vycy4N Cg0KDQo+ID4gPiBQbGVhc2UganVzdCBnaXZlIHVzDQo+ID4gPiBhIGRpc2FibGUgbm9iIGZvciBW TUQsIHdoaWNoIHNvbHZlcyBfYWxsXyB0aGVzZSBwcm9ibGVtcyB3aXRob3V0DQo+ID4gPiBhZGRp bmcNCj4gPiA+IGFueS4NCj4gPiANCj4gPiBJIGRvbid0IHNlZSB0aGUgcHVycG9zZSBvZiB0aGlz IGxpbmUgb2YgZGlzY3Vzc2lvbi4gVk1EIGhhcyBiZWVuIGluIHRoZQ0KPiA+IGtlcm5lbCBmb3Ig NSB5ZWFycy4gV2UgYXJlIGNvbnN0YW50bHkgd29ya2luZyBvbiBiZXR0ZXIgc3VwcG9ydC4NCj4g DQo+IFBsZWFzZSBqdXN0IHdvcmsgd2l0aCB0aGUgcGxhdGZvcm0gcGVvcGxlIHRvIGFsbG93IHRo ZSBob3N0IHRvIGRpc2FibGUNCj4gVk1ELiAgVGhhdCBpcyB0aGUgb25seSByZWFsbHkgdXNlZnVs IHZhbHVlIGFkZCBoZXJlLg0KDQpDaGVlcnMNCg==