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Subject: Re: [PATCH 2/2] iommu/arm-smmu: Allow client devices to select direct mapping To: Sai Prakash Ranjan References: <813cc5b2da10c27db982254b274bf26008a9e6da.1579692800.git.saiprakash.ranjan@codeaurora.org> <3f12cefb-3887-859c-ddf5-c7a0fc755152@arm.com> <540fc55811d0a60a929ff1f694d6d271@codeaurora.org> From: Robin Murphy Message-ID: Date: Thu, 16 Apr 2020 18:17:33 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <540fc55811d0a60a929ff1f694d6d271@codeaurora.org> Content-Language: en-GB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200416_101738_913288_2484C868 X-CRM114-Status: GOOD ( 18.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rajendra Nayak , linux-arm-msm@vger.kernel.org, Joerg Roedel , Jordan Crouse , iommu@lists.linux-foundation.org, Tomasz Figa , Rob Clark , Matthias Kaehlcke , Bjorn Andersson , linux-arm-kernel@lists.infradead.org, Stephen Boyd , Will Deacon , linux-kernel@vger.kernel.org Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMjAyMC0wNC0xNiA1OjIzIHBtLCBTYWkgUHJha2FzaCBSYW5qYW4gd3JvdGU6Cj4gSGkgUm9i aW4sCj4gCj4gT24gMjAyMC0wNC0xNiAxOToyOCwgUm9iaW4gTXVycGh5IHdyb3RlOgo+PiBPbiAy MDIwLTAxLTIyIDExOjQ4IGFtLCBTYWkgUHJha2FzaCBSYW5qYW4gd3JvdGU6Cj4+PiBGcm9tOiBK b3JkYW4gQ3JvdXNlIDxqY3JvdXNlQGNvZGVhdXJvcmEub3JnPgo+Pj4KPj4+IFNvbWUgY2xpZW50 IGRldmljZXMgd2FudCB0byBkaXJlY3RseSBtYXAgdGhlIElPTU1VIHRoZW1zZWx2ZXMgaW5zdGVh ZAo+Pj4gb2YgdXNpbmcgdGhlIERNQSBkb21haW4uIEFsbG93IHRob3NlIGRldmljZXMgdG8gb3B0 IGluIHRvIGRpcmVjdAo+Pj4gbWFwcGluZyBieSB3YXkgb2YgYSBsaXN0IG9mIGNvbXBhdGlibGUg 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