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[109.252.170.211]) by smtp.googlemail.com with ESMTPSA id n3sm2138553lfq.274.2020.09.26.15.18.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 26 Sep 2020 15:18:15 -0700 (PDT) Subject: Re: [PATCH 4/5] iommu/tegra-smmu: Add PCI support To: Nicolin Chen , thierry.reding@gmail.com, joro@8bytes.org, krzk@kernel.org References: <20200926080719.6822-1-nicoleotsuka@gmail.com> <20200926080719.6822-5-nicoleotsuka@gmail.com> From: Dmitry Osipenko Message-ID: Date: Sun, 27 Sep 2020 01:18:15 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200926080719.6822-5-nicoleotsuka@gmail.com> Content-Language: en-US Cc: linux-tegra@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, jonathanh@nvidia.com X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" MjYuMDkuMjAyMCAxMTowNywgTmljb2xpbiBDaGVuINC/0LjRiNC10YI6Ci4uLgo+ICsjaWZkZWYg Q09ORklHX1BDSQo+ICsJaWYgKCFpb21tdV9wcmVzZW50KCZwY2lfYnVzX3R5cGUpKSB7CgpJcyB0 aGlzIGlvbW11X3ByZXNlbnQoKSBjaGVjayByZWFsbHkgbmVlZGVkPwoKPiArCQlwY2lfcmVxdWVz dF9hY3MoKTsKClNob3VsZG4ndCBwY2lfcmVxdWVzdF9hY3MoKSBiZSBpbnZva2VkICphZnRlciog YnVzX3NldF9pb21tdSgpIHN1Y2NlZWRzPwoKPiArCQllcnIgPSBidXNfc2V0X2lvbW11KCZwY2lf YnVzX3R5cGUsICZ0ZWdyYV9zbW11X29wcyk7Cj4gKwkJaWYgKGVyciA8IDApIHsKPiArCQkJYnVz X3NldF9pb21tdSgmcGxhdGZvcm1fYnVzX3R5cGUsIE5VTEwpOwo+ICsJCQlpb21tdV9kZXZpY2Vf dW5yZWdpc3Rlcigmc21tdS0+aW9tbXUpOwo+ICsJCQlpb21tdV9kZXZpY2Vfc3lzZnNfcmVtb3Zl KCZzbW11LT5pb21tdSk7Cj4gKwkJCXJldHVybiBFUlJfUFRSKGVycik7Cj4gKwkJfQo+ICsJfQo+ ICsjZW5kaWYKPiArCj4gIAlpZiAoSVNfRU5BQkxFRChDT05GSUdfREVCVUdfRlMpKQo+ICAJCXRl Z3JhX3NtbXVfZGVidWdmc19pbml0KHNtbXUpOwo+ICAKPiAKCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCmlvbW11IG1haWxpbmcgbGlzdAppb21tdUBsaXN0 cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcv bWFpbG1hbi9saXN0aW5mby9pb21tdQ==