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Thu, 14 Mar 2024 00:22:19 -0700 (PDT) Received: from thinkpad ([117.207.30.211]) by smtp.gmail.com with ESMTPSA id c7-20020a170902d48700b001dddeb10d83sm881090plg.223.2024.03.14.00.22.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Mar 2024 00:22:19 -0700 (PDT) Date: Thu, 14 Mar 2024 12:52:07 +0530 From: Manivannan Sadhasivam To: Niklas Cassel Cc: Jingoo Han , Gustavo Pimentel , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Marek Vasut , Yoshihiro Shimoda , Thierry Reding , Jonathan Hunter , Kishon Vijay Abraham I , Vidya Sagar , Vignesh Raghavendra , Richard Zhu , Lucas Stach , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Minghuan Lian , Mingkai Hu , Roy Zang , Kunihiko Hayashi , Masami Hiramatsu , Kishon Vijay Abraham I , Jesper Nilsson , Srikanth Thokala , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@axis.com Subject: Re: [PATCH v9 06/10] PCI: dwc: ep: Call dw_pcie_ep_init_registers() API directly from all glue drivers Message-ID: <20240314072207.GC4831@thinkpad> References: <20240304-pci-dbi-rework-v9-0-29d433d99cda@linaro.org> <20240304-pci-dbi-rework-v9-6-29d433d99cda@linaro.org> <20240308053624.GB3789@thinkpad> <20240308094947.GH3789@thinkpad> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240314_002221_410772_F0F9A8C2 X-CRM114-Status: GOOD ( 33.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gRnJpLCBNYXIgMDgsIDIwMjQgYXQgMTE6MjI6NTJBTSArMDEwMCwgTmlrbGFzIENhc3NlbCB3 cm90ZToKPiBPbiBGcmksIE1hciAwOCwgMjAyNCBhdCAwMzoxOTo0N1BNICswNTMwLCBNYW5pdmFu bmFuIFNhZGhhc2l2YW0gd3JvdGU6Cj4gPiA+ID4gPiA+IEBAIC00NjcsNiArNDY3LDEzIEBAIHN0 YXRpYyBpbnQgZHJhN3h4X2FkZF9wY2llX2VwKHN0cnVjdCBkcmE3eHhfcGNpZSAqZHJhN3h4LAo+ ID4gPiA+ID4gPiAgCQlyZXR1cm4gcmV0Owo+ID4gPiA+ID4gPiAgCX0KPiA+ID4gPiA+ID4gIAo+ ID4gPiA+ID4gPiArCXJldCA9IGR3X3BjaWVfZXBfaW5pdF9yZWdpc3RlcnMoZXApOwo+ID4gPiA+ ID4gPiArCWlmIChyZXQpIHsKPiA+ID4gPiA+IAo+ID4gPiA+ID4gSGVyZSB5b3UgYXJlIHVzaW5n IGlmIChyZXQpIHRvIGVycm9yIGNoZWNrIHRoZSByZXR1cm4gZnJvbQo+ID4gPiA+ID4gZHdfcGNp ZV9lcF9pbml0X3JlZ2lzdGVycygpLgo+ID4gPiA+ID4gCj4gPiA+ID4gPiAKPiA+ID4gPiA+ID4g aW5kZXggYzBjNjI1MzNhM2YxLi44MzkyODk0ZWQyODYgMTAwNjQ0Cj4gPiA+ID4gPiA+IC0tLSBh L2RyaXZlcnMvcGNpL2NvbnRyb2xsZXIvZHdjL3BjaS1rZXlzdG9uZS5jCj4gPiA+ID4gPiA+ICsr KyBiL2RyaXZlcnMvcGNpL2NvbnRyb2xsZXIvZHdjL3BjaS1rZXlzdG9uZS5jCj4gPiA+ID4gPiA+ IEBAIC0xMjg2LDYgKzEyODYsMTMgQEAgc3RhdGljIGludCBrc19wY2llX3Byb2JlKHN0cnVjdCBw bGF0Zm9ybV9kZXZpY2UgKnBkZXYpCj4gPiA+ID4gPiA+ICAJCXJldCA9IGR3X3BjaWVfZXBfaW5p dCgmcGNpLT5lcCk7Cj4gPiA+ID4gPiA+ICAJCWlmIChyZXQgPCAwKQo+ID4gPiA+ID4gPiAgCQkJ Z290byBlcnJfZ2V0X3N5bmM7Cj4gPiA+ID4gPiA+ICsKPiA+ID4gPiA+ID4gKwkJcmV0ID0gZHdf cGNpZV9lcF9pbml0X3JlZ2lzdGVycygmcGNpLT5lcCk7Cj4gPiA+ID4gPiA+ICsJCWlmIChyZXQg PCAwKSB7Cj4gPiA+ID4gPiAKPiA+ID4gPiA+IEhlcmUgeW91IGFyZSB1c2luZyBpZiAocmV0IDwg MCkgdG8gZXJyb3IgY2hlY2sgdGhlIHJldHVybiBmcm9tCj4gPiA+ID4gPiBkd19wY2llX2VwX2lu aXRfcmVnaXN0ZXJzKCkuIFBsZWFzZSBiZSBjb25zaXN0ZW50Lgo+ID4gPiA+ID4gCj4gPiA+ID4g Cj4gPiA+ID4gSSBtYWludGFpbmVkIHRoZSBjb25zaXN0ZW5jeSB3LnIudCBpbmRpdmlkdWFsIGRy aXZlcnMuIFBsZWFzZSBjaGVjayB0aGVtCj4gPiA+ID4gaW5kaXZpZHVhbGx5Lgo+ID4gPiA+IAo+ ID4gPiA+IElmIEkgbWFpbnRhaW4gY29uc2lzdGVuY3kgdy5yLnQgdGhpcyBwYXRjaCwgdGhlbiB0 aGUgc3R5bGUgd2lsbCBjaGFuZ2Ugd2l0aGluCj4gPiA+ID4gdGhlIGRyaXZlcnMuCj4gPiA+IAo+ ID4gPiBQZXJzb25hbGx5LCBJIGRpc2FncmVlIHdpdGggdGhhdC4KPiA+ID4gCj4gPiA+IEFsbCBn bHVlIGRyaXZlcnMgc2hvdWxkIHVzZSB0aGUgc2FtZSB3YXkgb2YgY2hlY2tpbmcgZHdfcGNpZV9l cF9pbml0KCksCj4gPiA+IGRlcGVuZGluZyBvbiB0aGUga2RvYyBvZiBkd19wY2llX2VwX2luaXQo KS4KPiA+ID4gCj4gPiA+IElmIHRoZSBrZG9jIGZvciBkd19wY2llX2VwX2luaXQoKSBzYXlzIHJl dHVybnMgMCBvbiBzdWNjZXNzLAo+ID4gPiB0aGVuIEkgdGhpbmsgdGhhdCBpdCBpcyBzdHJpY3Rs eSBtb3JlIGNvcnJlY3QgdG8gZG86Cj4gPiA+IAo+ID4gPiByZXQgPSBkd19wY2llX2VwX2luaXQo KQo+ID4gPiBpZiAocmV0KSB7Cj4gPiA+IAk8ZXJyb3IgaGFuZGxpbmc+Cj4gPiA+IH0KPiA+ID4g Cj4gPiA+IEFuZCBpZiBhIGdsdWUgZHJpdmVyIGRvZXNuJ3QgbG9vayBsaWtlIHRoYXQsIHRoZW4g SSB0aGluayB3ZSBzaG91bGQgY2hhbmdlCj4gPiA+IHRoZW0uIChTYW1lIHJlYXNvbmluZyBmb3Ig ZHdfcGNpZV9lcF9pbml0X3JlZ2lzdGVycygpLikKPiA+ID4gCj4gPiA+IAo+ID4gPiBJZiB5b3Ug cmVhZCBjb2RlIHRoYXQgbG9va3MgbGlrZToKPiA+ID4gcmV0ID0gZHdfcGNpZV9lcF9pbml0KCkK PiA+ID4gaWYgKHJldCA8IDApIHsKPiA+ID4gCTxlcnJvciBoYW5kbGluZz4KPiA+ID4gfQo+ID4g PiAKPiA+ID4gdGhlbiB5b3UgYXNzdW1lIHRoYXQgaXMgaXMgYSBmdW5jdGlvbiB3aXRoIGEga2Rv YyB0aGF0IHNheXMgaXQgY2FuIHJldHVybiAwCj4gPiA+IG9yIGEgcG9zaXRpdmUgdmFsdWUgb24g c3VjY2VzcywgZS5nLiBhIGZ1bmN0aW9uIHRoYXQgcmV0dXJucyBhbiBpbmRleCBpbiBhbgo+ID4g PiBhcnJheS4KPiA+ID4gCj4gPiAKPiA+IEJ1dCBpZiB5b3UgcmVhZCB0aGUgc2FtZSBmdW5jdGlv biBmcm9tIHRoZSBpbmRpdmlkdWFsIGRyaXZlcnMsIGl0IGNvdWxkIHByZXNlbnQKPiA+IGEgZGlm ZmVyZW50IG9waW5pb24gYmVjYXVzZSB0aGUgc2FtYW50aWNzIGlzIGRpZmZlcmVudCB0aGFuIG90 aGVycy4KPiAKPiBJcyB0aGVyZSBhbnkgZ2x1ZSBkcml2ZXIgd2hlcmUgYSBwb3NpdGl2ZSByZXN1 bHQgZnJvbSBkd19wY2llX2VwX2luaXQoKSBpcwo+IGNvbnNpZGVyZWQgdmFsaWQ/Cj4gCj4gCj4g PiAKPiA+IEknbSBub3Qgb3Bwb3NlZCB0byBrZWVwaW5nIHRoZSBBUEkgc2VtYW50aWNzIGNvbnNp c3RlbnQsIGJ1dCB3ZSBoYXZlIHRvIHRha2UKPiA+IGFjY291bnQgb2YgdGhlIGRyaXZlcnMgc3R5 bGUgYXMgd2VsbC4KPiAKPiBrZG9jID4gImRyaXZlciBzdHlsZSIKPiBJTU8sIGJ1dCB5b3UgYXJl IHRoZSBtYWludGFpbmVyLCBJIGp1c3Qgb2ZmZXJlZCBteSA1MCBjZW50cyA6KQo+IAoKVGhvc2Ug dmFsdWFibGUgNTAgY2VudHMgOikgTG9va2luZyBhdCBpdCBhZ2FpbiwgSSB0aGluayB5b3UgYXJl IHJpZ2h0LiBXZQpzaG91bGQgaG9ub3IgdGhlIEFQSSBvdmVyIGRyaXZlcidzIG93biBzdHlsZS4K CkkndmUgY2hhbmdlZCB0aGUgc2VtYW50aWNzIGluIG5leHQgdmVyc2lvbiwgdGhhbmtzIQoKLSBN YW5pCgotLSAK4K6u4K6j4K6/4K614K6j4K+N4K6j4K6p4K+NIOCumuCupOCuvuCumuCuv+CuteCu ruCvjQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlu dXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRl YWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt YXJtLWtlcm5lbAo=