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[216.228.112.22]) by smtp.gmail.com with ESMTPSA id iq6sm272746pjb.31.2021.03.11.17.11.21 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 11 Mar 2021 17:11:22 -0800 (PST) Date: Thu, 11 Mar 2021 17:09:05 -0800 From: Nicolin Chen To: Dmitry Osipenko Subject: Re: [PATCH] iommu/tegra-smmu: Fix mc errors on tegra124-nyan Message-ID: <20210312010905.GA29926@Asurada-Nvidia> References: <20210218220702.1962-1-nicoleotsuka@gmail.com> <7714f272-3862-84ac-306d-86363a1c4880@gmail.com> <20210310221707.GB10431@Asurada-Nvidia> <8c2f5d94-8835-9994-21aa-660df29d383c@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <8c2f5d94-8835-9994-21aa-660df29d383c@gmail.com> User-Agent: Mutt/1.9.4 (2018-02-28) Cc: guillaume.tucker@collabora.com, iommu@lists.linux-foundation.org, jonathanh@nvidia.com, thierry.reding@gmail.com, linux-tegra@vger.kernel.org, will@kernel.org, linux-kernel@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" T24gVGh1LCBNYXIgMTEsIDIwMjEgYXQgMDM6MDY6MjVQTSArMDMwMCwgRG1pdHJ5IE9zaXBlbmtv IHdyb3RlOgo+IDExLjAzLjIwMjEgMDE6MTcsIE5pY29saW4gQ2hlbiDQv9C40YjQtdGCOgo+ID4g T24gV2VkLCBNYXIgMTAsIDIwMjEgYXQgMTE6MjI6NTdQTSArMDMwMCwgRG1pdHJ5IE9zaXBlbmtv IHdyb3RlOgo+ID4+IDEwLjAzLjIwMjEgMjI6MTMsIERtaXRyeSBPc2lwZW5rbyDQv9C40YjQtdGC Ogo+ID4+PiBJIGZvdW5kIHRoYXQgdGhpcyBwYXRjaCBpbnRyb2R1Y2VkIGEgc2VyaW91cyByZWdy ZXNzaW9uIG9uIFRlZ3JhMzAgdXNpbmcKPiA+Pj4gdG9kYXkncyBsaW51eC1uZXh0LiBUZWdyYTMw IGhhcyB0d28gM2QgaC93IGJsb2NrcyBjb25uZWN0ZWQgaW4gU0xJIGFuZAo+ID4+PiBvbmx5IG9u ZSBvZiB0aGUgYmxvY2tzIGlzIG5vdyBhdHRhY2hlZCB0byBJT01NVSBkb21haW4sIG1lYW5pbmcg dGhhdCBHUFUKPiA+Pj4gaXMgdW51c2FibGUgbm93LiBBbGwgM2QsIDJkIGFuZCBkaXNwbGF5IGRl dmljZXMgc2hhcmUgdGhlIHNhbWUgIkRSTSIKPiA+Pj4gZ3JvdXAgb24gVGVncmEzMC4KPiA+Pj4K PiA+Pj4gTmljb2xpbiwgcGxlYXNlIGxldCBtZSBrbm93IGlmIGhhdmUgYW55IHN1Z2dlc3Rpb25z LiBJIG1heSB0YWtlIGEgY2xvc2VyCj4gPj4+IGxvb2sgYSBkYXkgbGF0ZXIsIGZvciBub3cgSSds bCBqdXN0IHJldmVydCB0aGlzIHBhdGNoIGxvY2FsbHkuIFRoYW5rcyBpbgo+ID4+PiBhZHZhbmNl Lgo+ID4+Pgo+ID4+Cj4gPj4gQWN0dWFsbHksIHRoaXMgd2FzIGVhc3kgdG8gZml4Ogo+ID4+Cj4g Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvaW9tbXUvdGVncmEtc21tdS5jIGIvZHJpdmVycy9pb21t dS90ZWdyYS1zbW11LmMKPiA+PiBpbmRleCA5N2ViNjJmNjY3ZDIuLjYzOWQ1Y2VhYjYwYiAxMDA2 NDQKPiA+PiAtLS0gYS9kcml2ZXJzL2lvbW11L3RlZ3JhLXNtbXUuYwo+ID4+ICsrKyBiL2RyaXZl cnMvaW9tbXUvdGVncmEtc21tdS5jCj4gPj4gQEAgLTg1Myw4ICs4NTMsNiBAQCBzdGF0aWMgc3Ry dWN0IGlvbW11X2RldmljZQo+ID4+ICp0ZWdyYV9zbW11X3Byb2JlX2RldmljZShzdHJ1Y3QgZGV2 aWNlICpkZXYpCj4gPj4KPiA+PiAgCQkJaWYgKGVyciA8IDApCj4gPj4gIAkJCQlyZXR1cm4gRVJS X1BUUihlcnIpOwo+ID4+IC0KPiA+PiAtCQkJYnJlYWs7Cj4gPiAKPiA+IEhtbS4uSSBkb24ndCB1 bmRlcnN0YW5kIHdoeSB0aGlzICJicmVhayIgY2F1c2VzIHByb2JsZW1zIG9uIFRlZ3JhMzAuCj4g PiBUaGUgb2xkZXIgdmVyc2lvbnMgdGhhdCB1c2VkIF9maW5kKCkrY29uZmlndXJlKCkgaGFkIGl0 IGFsc28sIGUuZy46Cj4gPiBodHRwczovL2VsaXhpci5ib290bGluLmNvbS9saW51eC92NS45LjE2 L3NvdXJjZS9kcml2ZXJzL2lvbW11L3RlZ3JhLXNtbXUuYyNMNzYwCj4gPiAKPiA+IERtaXRyeSwg ZG8geW91IGhhdmUgYW55IGlkZWE/Cj4gPiAKPiAKPiBUaGUgb2xkZXIgdmFyaWFudCBvZiB0ZWdy YV9zbW11X2F0dGFjaF9kZXYoKSBkaWRuJ3QgdXNlIGZ3c3BlYyBbMV0sIHRoYXQKPiBtYWtlcyB0 aGUgZGlmZmVyZW5jZS4gSW4gb3RoZXIgd29yZHMsIHRoZSBvbGRlciB2YXJpYW50IG9mCj4gdGVn cmFfc21tdV9wcm9iZV9kZXZpY2UoKSB3YXMgYWxyZWFkeSBidWdneSwgYnV0IHRoZSBidWcgd2Fz IG1hc2tlZCBieQo+IHRoZSB0ZWdyYV9zbW11X2F0dGFjaF9kZXYoKSB0aGF0IGRpZG4ndCB1c2Ug dGhlIGZ3c3BlYy4KPiAKPiBbMV0KPiBodHRwczovL2VsaXhpci5ib290bGluLmNvbS9saW51eC92 NS4xMC4yMi9zb3VyY2UvZHJpdmVycy9pb21tdS90ZWdyYS1zbW11LmMjTDQ3NgoKSG1tLi4ud291 bGQgeW91IG1pbmQgc3VibWl0dGluZyBhIGZpeCBmcm9tIHlvdXIgc2lkZT8gSSB0aGluayBpdCdk CmJlIG1vcmUgYXBwcm9wcmlhdGUgdG8gZG8gc28sIGFzIHlvdSBjYW4gZGVmaW5pdGVseSB3cml0 ZSBhIGJldHRlcgpjb21taXQgbWVzc2FnZSB0aGFuIEkgY2FuIGZvciB0aGlzIGJ1Zy4KClRoYW5r cyEKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KaW9tbXUg bWFpbGluZyBsaXN0CmlvbW11QGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8vbGlz dHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lvbW11