From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vince Hsu Subject: Re: [PATCH 1/6] platform: specify the IOMMU physical translation bit Date: Fri, 17 Apr 2015 15:07:01 +0800 Message-ID: <5530B115.60305@nvidia.com> References: <1429182379-31964-1-git-send-email-vinceh@nvidia.com> <1429182379-31964-2-git-send-email-vinceh@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: nouveau-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "Nouveau" To: Alexandre Courbot Cc: "nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" , Terje Bergstrom , Ben Skeggs List-Id: nouveau.vger.kernel.org CgpPbiAwNC8xNy8yMDE1IDAyOjI2IFBNLCBBbGV4YW5kcmUgQ291cmJvdCB3cm90ZToKPiBPbiBU aHUsIEFwciAxNiwgMjAxNSBhdCA4OjA2IFBNLCBWaW5jZSBIc3UgPHZpbmNlaEBudmlkaWEuY29t PiB3cm90ZToKPj4gVGhlIElPTU1VIHBoeXNpY2FsIHRyYW5zbGF0aW9uIGJpdCBtaWdodCB2YXJ5 IHdpdGggZGlmZmVyZW50IFNvQ3MuIFNvIGFkZAo+PiBhIHZhcmlhYmxlIHRvIHNwZWNpZnkgdGhp cyBiaXQgZm9yIEdLMjBBLgo+Pgo+PiBTaWduZWQtb2ZmLWJ5OiBWaW5jZSBIc3UgPHZpbmNlaEBu dmlkaWEuY29tPgo+PiAtLS0KPj4gICBkcm0vbm91dmVhdS9ub3V2ZWF1X3BsYXRmb3JtLmMgfCAx OSArKysrKysrKysrKysrKysrKysrCj4+ICAgZHJtL25vdXZlYXUvbm91dmVhdV9wbGF0Zm9ybS5o IHwgIDEgKwo+PiAgIDIgZmlsZXMgY2hhbmdlZCwgMjAgaW5zZXJ0aW9ucygrKQo+Pgo+PiBkaWZm IC0tZ2l0IGEvZHJtL25vdXZlYXUvbm91dmVhdV9wbGF0Zm9ybS5jIGIvZHJtL25vdXZlYXUvbm91 dmVhdV9wbGF0Zm9ybS5jCj4+IGluZGV4IDc3NTI3N2YxZWRiMC4uMGQwMDJmNzNlMzU2IDEwMDY0 NAo+PiAtLS0gYS9kcm0vbm91dmVhdS9ub3V2ZWF1X3BsYXRmb3JtLmMKPj4gKysrIGIvZHJtL25v dXZlYXUvbm91dmVhdV9wbGF0Zm9ybS5jCj4+IEBAIC0yNSw2ICsyNSw3IEBACj4+ICAgI2luY2x1 ZGUgPGxpbnV4L21vZHVsZS5oPgo+PiAgICNpbmNsdWRlIDxsaW51eC9wbGF0Zm9ybV9kZXZpY2Uu aD4KPj4gICAjaW5jbHVkZSA8bGludXgvb2YuaD4KPj4gKyNpbmNsdWRlIDxsaW51eC9vZl9kZXZp Y2UuaD4KPj4gICAjaW5jbHVkZSA8bGludXgvcmVzZXQuaD4KPj4gICAjaW5jbHVkZSA8bGludXgv cmVndWxhdG9yL2NvbnN1bWVyLmg+Cj4+ICAgI2luY2x1ZGUgPGxpbnV4L2lvbW11Lmg+Cj4+IEBA IC05Miw2ICs5MywyMiBAQCBzdGF0aWMgaW50IG5vdXZlYXVfcGxhdGZvcm1fcG93ZXJfZG93bihz dHJ1Y3Qgbm91dmVhdV9wbGF0Zm9ybV9ncHUgKmdwdSkKPj4gICAgICAgICAgcmV0dXJuIDA7Cj4+ ICAgfQo+Pgo+PiArc3RhdGljIHVuc2lnbmVkIGxvbmcgbm91dmVhdV9wbGF0Zm9ybV9nZXRfaW9t bXVfYml0KHN0cnVjdCBkZXZpY2UgKmRldikKPj4gK3sKPj4gKyAgICAgICBjb25zdCBzdHJ1Y3Qg b2ZfZGV2aWNlX2lkICptYXRjaDsKPj4gKwo+PiArICAgICAgIG1hdGNoID0gb2ZfbWF0Y2hfZGV2 aWNlKGRldi0+ZHJpdmVyLT5vZl9tYXRjaF90YWJsZSwgZGV2KTsKPj4gKyAgICAgICBpZiAoIW1h dGNoKSB7Cj4+ICsgICAgICAgICAgICAgICBkZXZfd2FybihkZXYsICJjYW5ub3QgZmluZCBPRiBt YXRjaCBmb3IgZGV2aWNlXG4iKTsKPj4gKyAgICAgICAgICAgICAgIHJldHVybiAwOwo+PiArICAg ICAgIH0KPj4gKwo+PiArICAgICAgIGlmICghc3RyY21wKG1hdGNoLT5jb21wYXRpYmxlLCAibnZp ZGlhLGdrMjBhIikpCj4+ICsgICAgICAgICAgICAgICByZXR1cm4gMzQ7Cj4+ICsgICAgICAgZWxz ZQo+PiArICAgICAgICAgICAgICAgcmV0dXJuIDA7Cj4+ICt9Cj4gSW5zdGVhZCBvZiB0aGlzIGZ1 bmN0aW9uLCB5b3Ugc2hvdWxkIHByb2JhYmx5IHVzZSB0aGUgZGF0YSBmaWVsZCBvZgo+IHN0cnVj dCBvZl9kZXZpY2VfaWQuIERlZmluZSBhIGxvY2FsIHN0cnVjdCBjYWxsZWQsIHNheSwKPiBub3V2 ZWF1X3BsYXRmb3JtX3BhcmFtcyBjb250YWluaW5nIChmb3Igbm93KSBhIHNpbmdsZSBpb21tdV9h ZGRyX2JpdAo+IGZpZWxkIGFuZCBpbnN0YW5jaWF0ZSBvbmUgZm9yIGVhY2ggZW50cnkgb2Ygbm91 dmVhdV9wbGF0Zm9ybV9tYXRjaC4KPiBUaGVuIHlvdSBjYW4gY2FzdCBtYXRjaC0+ZGF0YSBhbmQg cmV0cmlldmUgdGhlIGZpZWxkIGRpcmVjdGx5IGluc3RlYWQKPiBvZiB1c2luZyBzdHJjbXAuCkFj dHVhbGx5IEkgZGlkIHRoYXQgd2F5IHdoZW4gSSB3YXMgYmFzZWQgb24geW91ciB0cmVlIHNpbmNl IHlvdSBhbHJlYWR5IApkZWZpbmVkIHRoZSBwcm9iZSBkYXRhLiBJIGFkbWl0IEkgamVycnktYnVp bHQgdGhpcyBwYXRjaCB3aGlsZSBJIHJlYmFzZWQgCnRvIEJlbidzIHRyZWUuIFdpbGwgZml4IGlu IHRoZSBuZXh0IHZlcnNpb24uCgo+Cj4gSSdkIHNheSB0aGlzIGlzIHRoZW4gc2ltcGxlIGVub3Vn aCB0byBkbyBkaXJlY3RseSBpbgo+IG5vdXZlYXVfcGxhdGZvcm1fcHJvYmVfaW9tbXUoKSBpbnN0 ZWFkIG9mIGhhdmluZyBhIGZ1bmN0aW9uIGRlZGljYXRlZAo+IHRvIGl0LiBJdCBpcyBhbHNvIHNh ZmVyIGJlY2F1c2Ugd2hlbiB3ZSBhZGQgYSBuZXcgY2hpcCwgd2UgaGF2ZSB0bwo+IHVwZGF0ZSBu b3V2ZWF1X3BsYXRmb3JtX21hdGNoIGJ1dCBtaWdodCB2ZXJ5IHdlbGwgZm9yZ2V0IGFib3V0IHlv dXIKPiBmdW5jdGlvbiwgYW5kIHdpbGwgZW5kIHVwIHdpdGggYml0IDAgYmVpbmcgc2V0IG9uIGFs bCBvdXIgR1BVCj4gYWRkcmVzc2VzIGFuZCBlbmRsZXNzIGhvdXJzIG9mIGZ1biBmaWd1cmluZyBv dXQgaG93IHRoaXMgaGFwcGVuZWQuIDopCj4KPiBXaGlsZSBJIGFtIGF0IGl0OiBob3cgYWJvdXQg ZGVmaW5pbmcgdGhpcyBhcyBhIHU2NCBtYXNrIHRvIHNldC91bnNldAo+IG9uIEdQVSBhZGRyZXNz ZXMgaW5zdGVhZCBvZiBqdXN0IGEgYml0PyBUaGlzIGlzIG1vcmUgZmxleGlibGUgYW5kCj4gYWdh aW4gc2FmZXIgaW4gY2FzZSBzb21lb25lICJvbWl0cyIgdG8gc3BlY2lmeSB0aGUgY29ycmVjdCBi aXQgZm9yIGEKPiBjaGlwLgo+CgoKLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KVGhpcyBlbWFp bCBtZXNzYWdlIGlzIGZvciB0aGUgc29sZSB1c2Ugb2YgdGhlIGludGVuZGVkIHJlY2lwaWVudChz KSBhbmQgbWF5IGNvbnRhaW4KY29uZmlkZW50aWFsIGluZm9ybWF0aW9uLiAgQW55IHVuYXV0aG9y aXplZCByZXZpZXcsIHVzZSwgZGlzY2xvc3VyZSBvciBkaXN0cmlidXRpb24KaXMgcHJvaGliaXRl ZC4gIElmIHlvdSBhcmUgbm90IHRoZSBpbnRlbmRlZCByZWNpcGllbnQsIHBsZWFzZSBjb250YWN0 IHRoZSBzZW5kZXIgYnkKcmVwbHkgZW1haWwgYW5kIGRlc3Ryb3kgYWxsIGNvcGllcyBvZiB0aGUg b3JpZ2luYWwgbWVzc2FnZS4KLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KTm91dmVhdSBtYWlsaW5nIGxpc3QK Tm91dmVhdUBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9y Zy9tYWlsbWFuL2xpc3RpbmZvL25vdXZlYXUK