From mboxrd@z Thu Jan 1 00:00:00 1970 From: Terje Bergstrom Subject: Re: [PATCH 6/6] mmu: gk20a: implement IOMMU mapping for big pages Date: Thu, 16 Apr 2015 12:55:16 -0700 Message-ID: <553013A4.1020700@nvidia.com> References: <1429182379-31964-1-git-send-email-vinceh@nvidia.com> <1429182379-31964-7-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: Ilia Mirkin , Vince Hsu Cc: Ben Skeggs , "nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" List-Id: nouveau.vger.kernel.org Ck9uIDA0LzE2LzIwMTUgMTI6MzEgUE0sIElsaWEgTWlya2luIHdyb3RlOgo+IFR3byBxdWVzdGlv bnMgLS0KPgo+IChhKSBXaGF0J3MgdGhlIHBlcmYgaW1wYWN0IG9mIGRvaW5nIHRoaXM/IExlc3Mg d29yayBmb3IgdGhlIEdQVSBNTVUKPiBidXQgbW9yZSB3b3JrIGZvciB0aGUgSU9NTVUuLi4KPiAo YikgV291bGQgaXQgYmUgYSBnb29kIGlkZWEgdG8gZG8gdGhpcyBmb3IgZGVza3RvcCBHUFVzIHRo YXQgYXJlIG9uCj4gQ1BVcyB3aXRoIElPTU1VcyBpbiB0aGVtIChWVC1kIGFuZCB3aGF0ZXZlciB0 aGUgQU1EIG9uZSBpcyk/IElzIHRoZXJlCj4gc29tZSBzb3J0IG9mIHNoYXJlZCBBUEkgZm9yIHRo aXMgc3R1ZmYgdGhhdCB5b3Ugc2hvdWxkIGJlIChvciBhcmU/KQo+IHVzaW5nPwphKSBVc2luZyBJ T01NVSBtYXBwaW5nIGlzIHRoZSBiZXN0IHdheSBvZiBnZXR0aW5nIGNvbnRpZ3VvdXMgcG9zdC1H TU1VIAphZGRyZXNzIHNwYWNlcy4gVGhlIGNvbnRpbnVpdHkgaXMgcmVxdWlyZWQgdG8gYmUgYWJs ZSB0byB1c2UgZnJhbWUgCmJ1ZmZlciBjb21wcmVzc2lvbi4gU28gb3ZlcmFsbCBwZXJmb3JtYW5j ZSBpbXBhY3Qgd2hlbiBjb21wcmVzc2lvbiBpcyAKZmFjdG9yZWQgaW4gaXMgYWJvdXQgMjAtMzAl LgoKSWYgY29tcHJlc3Npb24gaXMgbGVmdCBvdXQgb2YgdGhlIGVxdWF0aW9uLCB0aGUgaW1wYWN0 IFNNTVUgdHJhbnNsYXRpb24gCmFuZCBzbWFsbCB2ZXJzdXMgbGFyZ2UgcGFnZXMgc2hvdWxkIG5v dCBiZSBub3RpY2VhYmxlLCBidXQgSSBoYXZlbid0IAptZWFzdXJlZCBpdC4gV2UgaGF2ZSBtZWFz dXJlZCBsYXJnZSB2ZXJzdXMgc21hbGwgcGFnZXMgd2l0aCBjb21wcmVzc2lvbiAKZGlzYWJsZWQg aW4gYm90aCBjYXNlcyBpbiBnazIwYSBhbmQgdGhlIGRpZmZlcmVuY2Ugd2FzIG5vaXNlLgoKQWRk aXRpb25hbCBhZHZhbnRhZ2UgaXMgZXh0cmEgcHJvdGVjdGlvbiBhZ2FpbnN0IEdQVSBhY2NpZGVu dGFsbHkgCndhbGtpbmcgb3ZlciBrZXJuZWwgbWVtb3J5IGlmIGtlcm5lbCBkcml2ZXIgaGFzIGEg YnVnLgoKYikgVGhpcyBpcyBhIFRlZ3JhIHNwZWNpZmljIG1lY2hhbmlzbSwgYW5kIGZvciBkR1BV IHN5c21lbSBpcyBoYW5kbGVkIApkaWZmZXJlbnRseSwgc28gSSBkb24ndCBoYXZlIGEgZ29vZCBh bnN3ZXIgdG8gdGhhdC4gSSAqYmVsaWV2ZSogaW4gZEdQVSAKc3lzbWVtIGRvZXMgbm90IHN1cHBv cnQgY29tcHJlc3Npb24sIHNvIGl0IHdvdWxkIGJlIGEgcXVlc3Rpb24gb2YgbWVtb3J5IApwcm90 ZWN0aW9uLCBub3QgcGVyZm9ybWFuY2UuCgooSSdtIGhvcGluZyB0aGlzIGVtYWlsIGRvZXMgbm90 IGdldCBhZGRlZCBhIGNvcnBvcmF0ZSBib2lsZXJwbGF0ZSAtIGlmIAppdCBkb2VzLCBJIGFwb2xv Z2l6ZSBhbmQgZmVlbCBmcmVlIHRvIGlnbm9yZSkKCi0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t ClRoaXMgZW1haWwgbWVzc2FnZSBpcyBmb3IgdGhlIHNvbGUgdXNlIG9mIHRoZSBpbnRlbmRlZCBy ZWNpcGllbnQocykgYW5kIG1heSBjb250YWluCmNvbmZpZGVudGlhbCBpbmZvcm1hdGlvbi4gIEFu eSB1bmF1dGhvcml6ZWQgcmV2aWV3LCB1c2UsIGRpc2Nsb3N1cmUgb3IgZGlzdHJpYnV0aW9uCmlz IHByb2hpYml0ZWQuICBJZiB5b3UgYXJlIG5vdCB0aGUgaW50ZW5kZWQgcmVjaXBpZW50LCBwbGVh c2UgY29udGFjdCB0aGUgc2VuZGVyIGJ5CnJlcGx5IGVtYWlsIGFuZCBkZXN0cm95IGFsbCBjb3Bp ZXMgb2YgdGhlIG9yaWdpbmFsIG1lc3NhZ2UuCi0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCk5vdXZlYXUgbWFp bGluZyBsaXN0Ck5vdXZlYXVAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9ub3V2ZWF1Cg==