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Sat, 04 May 2024 10:13:53 -0700 (PDT) Received: from thinkpad ([220.158.156.237]) by smtp.gmail.com with ESMTPSA id g2-20020a056a000b8200b006f4547cbd1asm2058335pfj.5.2024.05.04.10.13.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 04 May 2024 10:13:52 -0700 (PDT) Date: Sat, 4 May 2024 22:43:46 +0530 From: Manivannan Sadhasivam To: Niklas Cassel Cc: Jingoo Han , Bjorn Helgaas , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Kishon Vijay Abraham I , Arnd Bergmann , Damien Le Moal , Jon Lin , Shawn Lin , Simon Xue , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org Subject: Re: [PATCH v2 08/14] PCI: dw-rockchip: Add rockchip_pcie_ltssm() helper Message-ID: <20240504171346.GE4315@thinkpad> References: <20240430-rockchip-pcie-ep-v1-v2-0-a0f5ee2a77b6@kernel.org> <20240430-rockchip-pcie-ep-v1-v2-8-a0f5ee2a77b6@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240430-rockchip-pcie-ep-v1-v2-8-a0f5ee2a77b6@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240504_101355_652990_D08E1258 X-CRM114-Status: GOOD ( 19.15 ) 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 T24gVHVlLCBBcHIgMzAsIDIwMjQgYXQgMDI6MDE6MDVQTSArMDIwMCwgTmlrbGFzIENhc3NlbCB3 cm90ZToKPiBBZGQgYSByb2NrY2hpcF9wY2llX2x0c3NtKCkgaGVscGVyIGZ1bmN0aW9uIHRoYXQg cmVhZHMgdGhlIExUU1NNIHN0YXR1cy4KPiBUaGlzIGhlbHBlciB3aWxsIGJlIHVzZWQgaW4gYWRk aXRpb25hbCBwbGFjZXMgaW4gZm9sbG93LXVwIHBhdGNoZXMuCj4gCgpQbGVhc2UgZG9uJ3QgdXNl ICdwYXRjaGVzJyBpbiBjb21taXQgbG9ncy4gT25jZSB0aGUgcGF0Y2hlcyBnZXQgbWVyZ2VkLCB0 aGV5CmJlY29tZSBjb21taXRzLgoKPiBTaWduZWQtb2ZmLWJ5OiBOaWtsYXMgQ2Fzc2VsIDxjYXNz ZWxAa2VybmVsLm9yZz4KPiAtLS0KPiAgZHJpdmVycy9wY2kvY29udHJvbGxlci9kd2MvcGNpZS1k dy1yb2NrY2hpcC5jIHwgNyArKysrKystCj4gIDEgZmlsZSBjaGFuZ2VkLCA2IGluc2VydGlvbnMo KyksIDEgZGVsZXRpb24oLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9wY2kvY29udHJvbGxl ci9kd2MvcGNpZS1kdy1yb2NrY2hpcC5jIGIvZHJpdmVycy9wY2kvY29udHJvbGxlci9kd2MvcGNp ZS1kdy1yb2NrY2hpcC5jCj4gaW5kZXggMTk5M2M0MzBiOTBjLi40MDIzZmQ4NjE3NmYgMTAwNjQ0 Cj4gLS0tIGEvZHJpdmVycy9wY2kvY29udHJvbGxlci9kd2MvcGNpZS1kdy1yb2NrY2hpcC5jCj4g KysrIGIvZHJpdmVycy9wY2kvY29udHJvbGxlci9kd2MvcGNpZS1kdy1yb2NrY2hpcC5jCj4gQEAg LTE0Myw2ICsxNDMsMTEgQEAgc3RhdGljIGludCByb2NrY2hpcF9wY2llX2luaXRfaXJxX2RvbWFp bihzdHJ1Y3Qgcm9ja2NoaXBfcGNpZSAqcm9ja2NoaXApCj4gIAlyZXR1cm4gMDsKPiAgfQo+ICAK PiArc3RhdGljIGlubGluZSB1MzIgcm9ja2NoaXBfcGNpZV9sdHNzbShzdHJ1Y3Qgcm9ja2NoaXBf cGNpZSAqcm9ja2NoaXApCgpyb2NrY2hpcF9wY2llX2dldF9sdHNzbSgpPwoKQWxzbywgbm8gaW5s aW5lIGluIEMgZmlsZXMsIHBsZWFzZS4gQ29tcGlsZXIgd2lsbCBpbmxpbmUgZnVuY3Rpb25zIHdp dGggb3IKd2l0aG91dCB0aGUga2V5d29yZCBhbnl3YXkuCgotIE1hbmkKCj4gK3sKPiArCXJldHVy biByb2NrY2hpcF9wY2llX3JlYWRsX2FwYihyb2NrY2hpcCwgUENJRV9DTElFTlRfTFRTU01fU1RB VFVTKTsKPiArfQo+ICsKPiAgc3RhdGljIHZvaWQgcm9ja2NoaXBfcGNpZV9lbmFibGVfbHRzc20o c3RydWN0IHJvY2tjaGlwX3BjaWUgKnJvY2tjaGlwKQo+ICB7Cj4gIAlyb2NrY2hpcF9wY2llX3dy aXRlbF9hcGIocm9ja2NoaXAsIFBDSUVfQ0xJRU5UX0VOQUJMRV9MVFNTTSwKPiBAQCAtMTUyLDcg KzE1Nyw3IEBAIHN0YXRpYyB2b2lkIHJvY2tjaGlwX3BjaWVfZW5hYmxlX2x0c3NtKHN0cnVjdCBy b2NrY2hpcF9wY2llICpyb2NrY2hpcCkKPiAgc3RhdGljIGludCByb2NrY2hpcF9wY2llX2xpbmtf dXAoc3RydWN0IGR3X3BjaWUgKnBjaSkKPiAgewo+ICAJc3RydWN0IHJvY2tjaGlwX3BjaWUgKnJv Y2tjaGlwID0gdG9fcm9ja2NoaXBfcGNpZShwY2kpOwo+IC0JdTMyIHZhbCA9IHJvY2tjaGlwX3Bj aWVfcmVhZGxfYXBiKHJvY2tjaGlwLCBQQ0lFX0NMSUVOVF9MVFNTTV9TVEFUVVMpOwo+ICsJdTMy IHZhbCA9IHJvY2tjaGlwX3BjaWVfbHRzc20ocm9ja2NoaXApOwo+ICAKPiAgCWlmICgodmFsICYg UENJRV9MSU5LVVApID09IFBDSUVfTElOS1VQICYmCj4gIAkgICAgKHZhbCAmIFBDSUVfTFRTU01f U1RBVFVTX01BU0spID09IFBDSUVfTDBTX0VOVFJZKQo+IAo+IC0tIAo+IDIuNDQuMAo+IAoKLS0g CuCuruCuo+Cuv+CuteCuo+CvjeCuo+CuqeCvjSDgrprgrqTgrr7grprgrr/grrXgrq7gr40KCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4LXJvY2tj aGlwIG1haWxpbmcgbGlzdApMaW51eC1yb2NrY2hpcEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6 Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcm9ja2NoaXAK