From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sameer Goel Subject: Re: [v2 4/6] xen/iommu: smmu-v3: Add Xen specific code to enable the ported driver Date: Fri, 1 Jun 2018 12:58:15 -0600 Message-ID: <21f65c87-aac5-2079-c511-c165f09fec2c@linaro.org> References: <20180524004620.23828-1-sameer.goel@linaro.org> <20180524004620.23828-5-sameer.goel@linaro.org> <1df9c9aa-bb75-94db-d88f-53229e740e18@linaro.org> <9900a2ad-65d4-357f-b54d-01ba76476d1a@caviumnetworks.com> <8da742f2-6ba8-327a-6a54-147d1b06d547@linaro.org> <365f599b-f976-9e3f-5ca8-3e3ef7f69c10@caviumnetworks.com> <01d3fad8-cf88-9167-c984-286db0c15daf@linaro.org> <8f4b349b-6be4-919a-9de3-4faa07892f22@caviumnetworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1fOpFj-0001e5-IU for xen-devel@lists.xenproject.org; Fri, 01 Jun 2018 18:58:19 +0000 Received: by mail-pg0-x241.google.com with SMTP id p9-v6so11635570pgc.9 for ; Fri, 01 Jun 2018 11:58:18 -0700 (PDT) In-Reply-To: <8f4b349b-6be4-919a-9de3-4faa07892f22@caviumnetworks.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Manish Jaggi , xen-devel@lists.xenproject.org, julien.grall@arm.com Cc: sstabellini@kernel.org, shankerd@codeaurora.org, roger.pau@citrix.com List-Id: xen-devel@lists.xenproject.org CgpPbiA1LzMxLzIwMTggMTE6MTYgUE0sIE1hbmlzaCBKYWdnaSB3cm90ZToKPgo+Cj4gT24gMDUv MzEvMjAxOCAwOToyNyBQTSwgU2FtZWVyIEdvZWwgd3JvdGU6Cj4+Cj4+IE9uIDUvMzAvMjAxOCAx MDoxMyBQTSwgTWFuaXNoIEphZ2dpIHdyb3RlOgo+Pj4KPj4+IE9uIDA1LzMxLzIwMTggMDQ6MzEg QU0sIFNhbWVlciBHb2VsIHdyb3RlOgo+Pj4+Pj4+PiArCj4+Pj4+Pj4+ICtzdGF0aWMgaW50IGFy bV9zbW11X2lvbW11X2RvbWFpbl9pbml0KHN0cnVjdCBkb21haW4gKmQpCj4+Pj4+Pj4gV2hlcmUg aXMgaW9tbXVfZG9tYWluIGluaXRpYWxpemVkPwo+Pj4+Pj4+IFRoZSBmdW5jdGlvbiBkb2VzIG5v dCB1c2UgYSBpb21tdV9kb21haW4gKiB2YXJpYWJsZQo+Pj4+IFBsZWFzZSBjaGVjayBpb21tdS5j IDIgbGV2ZWxzIHVwLgo+Pj4gSW4gdGhpcyBmdW5jdGlvbiBkbyB5b3Ugc2VlIGlvbW11X2RvbWFp biBnZXR0aW5nIGFsbG9jYXRlZCBvciBpbml0aWFsaXplZD8KPj4+IEFzIHBlciB0aGUgbmFtZSBv ZiBmdW5jdGlvbiBhcm1fc21tdSBpb21tdV9kb21haW5faW5pdC4KPj4+IFdoZXJlIGlzIGluaXQg b2YgaW9tbXVfZG9tYWluIGluIHRoaXMgZnVuY3Rpb24/Cj4+IFdlbGwgd2l0aG91dCB0aGUgeGVu X2RvbWFpbiB0aGUgaW9tbXVfZG9tYWluIGlzIG5vdCBpbml0aWFsaXplZC4gSXQgaXMganVzdCB0 aGUgZGVmYXVsdCB2YWx1ZS4gVGhpcyBnZW5lcmljIGlvbW11IGNvZGUgbWFrZXMgYW4gLmluaXQg Y2FsbCB0byBvdXIgY29kZSBmb3Igd2hhdGV2ZXIgaW5pdGlhbGl6YXRpb24gaXMgbmVlZGVkLiBT byB0aGUgbmFtZSBoZXJlIHNlZW1lZCBhYnNvbHV0ZWx5IGZpbmUgdG8gbWUuCj4+Cj4+IEluaXRp YWxpemF0aW9uIGRvZXMgbm90IGFsd2F5cyByZWZlciB0byBhbGxvY2F0aW9uLiBJbiB0aGlzIGNh c2UgdGhpcyBpcyBkcml2ZXIgc3BlY2lmaWMgaW5pdGlhbGl6YXRpb24uIFNpbmNlLCB0aGUgaW9t bXUgY29kZSBpcyBtYWtpbmcgYW4gaW5pdCBjYWxsIHRvIHRoZSBzbW11IGNvZGUgaGVuY2UgdGhl IG5hbWUgYXJtX3NtbXVfaW9tbXVfZG9tYWluX2luaXQuIFNvLCBhZ2FpbiBJIGFncmVlIHdpdGgg eW91ciBjb21tZW50cyBvbiB0aGUgZG9tYWluIHZhcmlhYmxlIG5hbWVzIGFuZCBJJ20gbWFraW5n IHRoZXNlIGNoYW5nZXMgYXMgdGhleSB3b3VsZCBtYWtlIHRoZSBjb2RlIGNsZWFuZXIuIFRoaXMg ZnVuY3Rpb24gbmFtZSBjaGFuZ2UgcHJvYmFibHkgd2lsbCBub3QgZG8gbXVjaCBidXQgdGhlIG1v dmUgYWxvbmcgdGhlIGRpc2N1c3Npb24sIGxldCBtZSBrbm93IHdoYXQgeW91IHdlcmUgdGhpbmtp bmcuCj4gU2FtZWVyLCBmZXcgcG9pbnRzCj4gYS4gYWxsIHRoZSBmdW5jdGlvbnMgYXJlIHByZWZp eGVkIHdpdGggYXJtX3NtbXVfICwgc28gd2hhdCB0aGUgZnVuY3Rpb24gaXMgZG9pbmcgY2FuIGJl IHVuZGVyc3Rvb2QgYnkgdGhlIHJlc3QgcGFydCBvZiB0aGUgbmFtZQo+IEluIHRoaXMgY2FzZSBp dCBpcyBpb21tdV9kb21haW5faW5pdC4KPgo+IGIuIEJ5IHRoZSBuYW1lIGl0IHNlZW1zIHRvIHN1 Z2dlc3QgdGhhdCB5b3UgYXJlwqAgZG9pbmcgc29tZSBraW5kIG9mIGluaXQgZm9yIGlvbW11X2Rv bWFpbgo+Cj4gYy4gQnV0IGluIHRoaXMgY29tcGxldGUgZnVuY3Rpb24sIGlvbW11X2RvbWFpbiBw b2ludGVyIGlzIG5ldmVyIHVzZWQuCj4KPiBJZiBJIHRha2UgeW91ciBwb2ludCwgdGhlIGFwcHJv cHJpYXRlIG5hbWUgb2YgdGhlIGZ1bmN0aW9uIHNob3VsZCBiZSBhcm1fc21tdV94ZW5fZG9tYWlu X2luaXQoKS4KSXRzIG5vdCB0aGUgaW9tbXUgZG9tYWluIGRlZmluZWQgd2l0aGluIHRoZSBjdXJy ZW50IGRyaXZlci7CoCBJJ2xsIGNoYW5nZSB0aGUgbmFtZSB0byBhcm1fc21tdV94ZW5faW9tbXVf aW5pdCgpLgoKYXJtX3NtbXUgZm9yIGp1c3Qga2VlcGluZyB0aGUgcHJlZml4ZXMgYXMgbmVlZGVk LiBTb3VuZHMgZ29vZD8KClRoYW5rcywKU2FtZWVyCj4KPiAtTWFuaXNoCj4+PiArc3RhdGljIGlu dCBhcm1fc21tdV9pb21tdV9kb21haW5faW5pdChzdHJ1Y3QgZG9tYWluICpkKQo+Pj4gK3sKPj4+ ICvCoMKgwqAgc3RydWN0IGFybV9zbW11X3hlbl9kb21haW4gKnhlbl9kb21haW47Cj4+PiArCj4+ PiArwqDCoMKgIHhlbl9kb21haW4gPSB4emFsbG9jKHN0cnVjdCBhcm1fc21tdV94ZW5fZG9tYWlu KTsKPj4+ICvCoMKgwqAgaWYgKCF4ZW5fZG9tYWluKQo+Pj4gK8KgwqDCoMKgwqDCoMKgIHJldHVy biAtRU5PTUVNOwo+Pj4gKwo+Pj4gK8KgwqDCoCBzcGluX2xvY2tfaW5pdCgmeGVuX2RvbWFpbi0+ bG9jayk7Cj4+PiArwqDCoMKgIElOSVRfTElTVF9IRUFEKCZ4ZW5fZG9tYWluLT5jb250ZXh0cyk7 Cj4+PiArCj4+PiArwqDCoMKgIGRvbV9pb21tdShkKS0+YXJjaC5wcml2ID0geGVuX2RvbWFpbjsK Pj4+ICsKPj4+ICvCoMKgwqAgcmV0dXJuIDA7Cj4+PiArfQo+Pj4gKwo+Pj4KPj4+Cj4+Pgo+Pj4+ IFRoYW5rcywKPj4+PiBTYW1lZXIKPj4+Pj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KPj4+Pj4gWGVuLWRldmVsIG1haWxpbmcgbGlzdAo+Pj4+PiBYZW4t ZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKPj4+Pj4gaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0 Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbAo+Pj4KPj4+IF9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4+PiBYZW4tZGV2ZWwgbWFpbGluZyBsaXN0 Cj4+PiBYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKPj4+IGh0dHBzOi8vbGlzdHMueGVu cHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWwKPgo+Cj4gX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBYZW4tZGV2ZWwgbWFpbGluZyBs aXN0Cj4gWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCj4gaHR0cHM6Ly9saXN0cy54ZW5w cm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbAoKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVu LWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcv bWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=