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Wed, 29 Oct 2025 06:47:29 +0100 (CET) From: Christian Zigotzky Mime-Version: 1.0 (1.0) Subject: Re: [PATCH] PCI/ASPM: Enable only L0s and L1 for devicetree platforms Date: Wed, 29 Oct 2025 06:47:19 +0100 Message-Id: References: <20251028233333.GA1467459@bhelgaas> Cc: Johan Hovold , linux-pci@vger.kernel.org, Manivannan Sadhasivam , Naoki FUKAUMI , Herve Codina , Diederik de Haas , Dragan Simic , linuxppc-dev@lists.ozlabs.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Bjorn Helgaas , Shawn Lin , Frank Li , "R.T.Dickinson" , mad skateman , hypexed@yahoo.com.au, Christian Zigotzky In-Reply-To: <20251028233333.GA1467459@bhelgaas> To: Bjorn Helgaas X-Mailer: iPhone Mail (23A355) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251028_224753_409642_A00BFD7A X-CRM114-Status: GOOD ( 16.00 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Cgo+IE9uIDI5IE9jdG9iZXIgMjAyNSBhdCAwMDozMyBhbSwgQmpvcm4gSGVsZ2FhcyA8aGVsZ2Fh c0BrZXJuZWwub3JnPiB3cm90ZToKPiAKPiDvu79PbiBNb24sIE9jdCAyNywgMjAyNSBhdCAwNjox MjoyNFBNICswMTAwLCBDaHJpc3RpYW4gWmlnb3R6a3kgd3JvdGU6Cj4+IEhpIEFsbCwKPj4gCj4+ IEkgYWN0aXZhdGVkIENPTkZJR19QQ0lFQVNQTSBhbmQgQ09ORklHX1BDSUVBU1BNX0RFRkFVTFQg YWdhaW4gZm9yIHRoZSBSQzMgb2YKPj4ga2VybmVsIDYuMTguIFVuZm9ydHVuYXRlbHkgbXkgQU1E IFJhZGVvbiBIRDY4NzAgZG9lc24ndCB3b3JrIHdpdGggdGhlIGxhdGVzdAo+PiBwYXRjaGVzLgo+ PiAKPj4gQnV0IHRoYXQgZG9lc24ndCBtYXR0ZXIgYmVjYXVzZSB3ZSBkaXNhYmxlIHRoZSBhYm92 ZSBrZXJuZWwgb3B0aW9ucyBieQo+PiBkZWZhdWx0LiBXZSBkb24ndCBuZWVkIHBvd2VyIG1hbmFn ZW1lbnQgZm9yIFBDSSBFeHByZXNzIGJlY2F1c2Ugb2YgYm9vdAo+PiBpc3N1ZXMgYW5kIHBlcmZv cm1hbmNlIGlzc3Vlcy4KPiAKPiBJZiB5b3UgaGF2ZSBhIGNoYW5jZSwgY291bGQgeW91IHRyeSB0 aGUgcGF0Y2ggYmVsb3cgb24gdG9wIG9mCj4gdjYuMTgtcmMzIHdpdGggQ09ORklHX1BDSUVBU1BN PXk/Cj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvcGNpL3F1aXJrcy5jIGIvZHJpdmVycy9wY2kv cXVpcmtzLmMKPiBpbmRleCAyMTRlZDA2MGNhMWIuLjJiNmQ0ZTA5NThhYSAxMDA2NDQKPiAtLS0g YS9kcml2ZXJzL3BjaS9xdWlya3MuYwo+ICsrKyBiL2RyaXZlcnMvcGNpL3F1aXJrcy5jCj4gQEAg LTI1MjQsNiArMjUyNCw3IEBAIHN0YXRpYyB2b2lkIHF1aXJrX2Rpc2FibGVfYXNwbV9sMHNfbDEo c3RydWN0IHBjaV9kZXYgKmRldikKPiAgKiBkaXNhYmxlIGJvdGggTDBzIGFuZCBMMSBmb3Igbm93 IHRvIGJlIHNhZmUuCj4gICovCj4gREVDTEFSRV9QQ0lfRklYVVBfRklOQUwoUENJX1ZFTkRPUl9J RF9BU01FRElBLCAweDEwODAsIHF1aXJrX2Rpc2FibGVfYXNwbV9sMHNfbDEpOwo+ICtERUNMQVJF X1BDSV9GSVhVUF9GSU5BTChQQ0lfVkVORE9SX0lEX0ZSRUVTQ0FMRSwgMHgwNDUxLCBxdWlya19k aXNhYmxlX2FzcG1fbDBzX2wxKTsKPiAKPiAvKgo+ICAqIFNvbWUgUGVyaWNvbSBQQ0llLXRvLVBD SSBicmlkZ2VzIGluIHJldmVyc2UgbW9kZSBuZWVkIHRoZSBQQ0llIFJldHJhaW4KClRoYW5rcyBm b3IgdGhlIHBhdGNoLiAKCkkgd2lsbCB0ZXN0IGl0IG9uIG15IEZTTCBDeXJ1cysgYm9hcmQgb3Zl ciB0aGUgd2Vla2VuZC4KQlRXLCBJIGFsc28gdGVzdGVkIG15IFBBU2VtaSBOZW1vIGJvYXJkIHdp dGggdGhlIFJDMyBvZiBrZXJuZWwgNi4xOCBhbmQgd2l0aCBwb3dlciBtYW5hZ2VtZW50IGZvciBQ Q0kgRXhwcmVzcyBlbmFibGVkLiBVbmZvcnR1bmF0ZWx5LCB0aGUgaW5zdGFsbGVkIEFNRCBSYWRl b24gSEQ1ODcwIGRvZXMgbm90IHdvcmsgd2l0aCBwb3dlciBtYW5hZ2VtZW50IGZvciBQQ0kgRXhw cmVzcyBlbmFibGVkIGVpdGhlci4KClBvd2VyIG1hbmFnZW1lbnQgZm9yIFBDSSBFeHByZXNzIGlz IG5vdCBpbnRlcmVzdGluZyBmb3Igb3VyIG1hY2hpbmVzIGJlY2F1c2UgaXQgaXMgc29tZXdoYXQg c2xvd2VyIGFuZCB3ZSBkbyBub3Qgd2FudCBwb3dlciBtYW5hZ2VtZW50IHRvIGltcGFpciBwZXJm b3JtYW5jZS4KQnV0IGl0IGlzIGEgZ29vZCB0aGluZyBmb3IgMjQvNyBzZXJ2ZXJzLgoKLSBDaHJp c3RpYW4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxp bnV4LXJvY2tjaGlwIG1haWxpbmcgbGlzdApMaW51eC1yb2NrY2hpcEBsaXN0cy5pbmZyYWRlYWQu b3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcm9j a2NoaXAK