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Mon, 05 Oct 2020 03:36:56 -0700 (PDT) Received: from [192.168.2.145] ([109.252.91.252]) by smtp.googlemail.com with ESMTPSA id i18sm2561967lfo.243.2020.10.05.03.36.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 05 Oct 2020 03:36:55 -0700 (PDT) Subject: Re: [PATCH v4 2/3] iommu/tegra-smmu: Rework tegra_smmu_probe_device() To: Thierry Reding References: <20201002060807.32138-1-nicoleotsuka@gmail.com> <20201002060807.32138-3-nicoleotsuka@gmail.com> <0c66bab9-0132-d3fb-ea4e-de1278cf2b04@gmail.com> <20201005095351.GI425362@ulmo> From: Dmitry Osipenko Message-ID: Date: Mon, 5 Oct 2020 13:36:55 +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: <20201005095351.GI425362@ulmo> Content-Language: en-US Cc: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, jonathanh@nvidia.com, linux-tegra@vger.kernel.org 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" MDUuMTAuMjAyMCAxMjo1MywgVGhpZXJyeSBSZWRpbmcg0L/QuNGI0LXRgjoKPiBPbiBGcmksIE9j dCAwMiwgMjAyMCBhdCAwNTo1MDowOFBNICswMzAwLCBEbWl0cnkgT3NpcGVua28gd3JvdGU6Cj4+ IDAyLjEwLjIwMjAgMTc6MjIsIERtaXRyeSBPc2lwZW5rbyDQv9C40YjQtdGCOgo+Pj4+ICBzdGF0 aWMgaW50IHRlZ3JhX3NtbXVfb2ZfeGxhdGUoc3RydWN0IGRldmljZSAqZGV2LAo+Pj4+ICAJCQkg ICAgICAgc3RydWN0IG9mX3BoYW5kbGVfYXJncyAqYXJncykKPj4+PiAgewo+Pj4+ICsJc3RydWN0 IHBsYXRmb3JtX2RldmljZSAqaW9tbXVfcGRldiA9IG9mX2ZpbmRfZGV2aWNlX2J5X25vZGUoYXJn cy0+bnApOwo+Pj4+ICsJc3RydWN0IHRlZ3JhX21jICptYyA9IHBsYXRmb3JtX2dldF9kcnZkYXRh KGlvbW11X3BkZXYpOwo+Pj4+ICAJdTMyIGlkID0gYXJncy0+YXJnc1swXTsKPj4+PiAgCj4+Pj4g KwlvZl9ub2RlX3B1dChhcmdzLT5ucCk7Cj4+Pj4gKwo+Pj4+ICsJaWYgKCFtYyB8fCAhbWMtPnNt bXUpCj4+Pj4gKwkJcmV0dXJuIC1FUFJPQkVfREVGRVI7Cj4+PiBwbGF0Zm9ybV9nZXRfZHJ2ZGF0 YShOVUxMKSB3aWxsIGNyYXNoLgo+Pj4KPj4KPj4gQWN0dWFsbHksIHBsYXRmb3JtX2dldF9kcnZk YXRhKE5VTEwpIGNhbid0IGhhcHBlbi4gSSBvdmVybG9va2VkIHRoaXMuCj4gCj4gSG93IHNvPyBJ dCdzIHRlY2huaWNhbGx5IHBvc3NpYmxlIGZvciB0aGUgaW9tbXVzIHByb3BlcnR5IHRvIHJlZmVy ZW5jZSBhCj4gZGV2aWNlIHRyZWUgbm9kZSBmb3Igd2hpY2ggbm8gcGxhdGZvcm0gZGV2aWNlIHdp bGwgZXZlciBiZSBjcmVhdGVkLCBpbgo+IHdoaWNoIGNhc2Ugb2ZfZmluZF9kZXZpY2VfYnlfbm9k ZSgpIHdpbGwgcmV0dXJuIE5VTEwuIFRoYXQncyB2ZXJ5Cj4gdW5saWtlbHkgYW5kIHBlcmhhcHMg d29ydGgganVzdCBjcmFzaGluZyBvbiB0byBtYWtlIHN1cmUgaXQgZ2V0cyBmaXhlZAo+IGltbWVk aWF0ZWx5LgoKVGhlIHRlZ3JhX3NtbXVfb3BzIGFyZSByZWdpc3RlcmVkIGZyb20gdGhlIFNNTVUg ZHJpdmVyIGl0c2VsZiBhbmQgTUMKZHJpdmVyIHNldHMgcGxhdGZvcm0gZGF0YSBiZWZvcmUgU01N VSBpcyBpbml0aWFsaXplZCwgaGVuY2UgZGV2aWNlIGlzCmd1YXJhbnRlZWQgdG8gZXhpc3QgYW5k IG1jIGNhbid0IGJlIE5VTEwuCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCmlvbW11IG1haWxpbmcgbGlzdAppb21tdUBsaXN0cy5saW51eC1mb3VuZGF0aW9u Lm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9p b21tdQ==