From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: noveau vs arm dma ops Date: Wed, 25 Apr 2018 01:54:39 -0700 Message-ID: <20180425085439.GA29996@infradead.org> References: <20180420124625.GA31078@infradead.org> <20180420152111.GR31310@phenom.ffwll.local> <20180424184847.GA3247@infradead.org> <20180425054855.GA17038@infradead.org> <20180425064335.GB28100@infradead.org> <20180425074151.GA2271@ulmo> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180425074151.GA2271@ulmo> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Thierry Reding Cc: "moderated list:DMA BUFFER SHARING FRAMEWORK" , Linux Kernel Mailing List , amd-gfx list , Christoph Hellwig , Jerome Glisse , iommu@lists.linux-foundation.org, dri-devel , Dan Williams , Logan Gunthorpe , Christian =?iso-8859-1?Q?K=F6nig?= , linux-arm-kernel@lists.infradead.org, "open list:DMA BUFFER SHARING FRAMEWORK" List-Id: amd-gfx.lists.freedesktop.org W2Rpc2N1c3Npb24gYWJvdXQgdGhpcyBwYXRjaCwgd2hpY2ggc2hvdWxkIGhhdmUgYmVlbiBjY2Vk IHRvIHRoZSBpb21tdQogYW5kIGxpbnV4LWFybS1rZXJuZWwgbGlzdHMsIGJ1dCB3YXNuJ3Q6CiBo dHRwczovL3d3dy5zcGluaWNzLm5ldC9saXN0cy9kcmktZGV2ZWwvbXNnMTczNjMwLmh0bWxdCgpP biBXZWQsIEFwciAyNSwgMjAxOCBhdCAwOTo0MTo1MUFNICswMjAwLCBUaGllcnJ5IFJlZGluZyB3 cm90ZToKPiA+IEFQSSBmcm9tIHRoZSBpb21tdS9kbWEtbWFwcGluZyBjb2RlLiAgRHJpdmVycyBo YXZlIG5vIGJ1c2luZXNzIHBva2luZwo+ID4gaW50byB0aGVzZSBkZXRhaWxzLgo+IAo+IFRoZSBp bnRlcmZhY2VzIHRoYXQgdGhlIGFib3ZlIHBhdGNoIHVzZXMgYXJlIGFsbCBFWFBPUlRfU1lNQk9M X0dQTCwKPiB3aGljaCBpcyByYXRoZXIgbWlzbGVhZGluZyBpZiB0aGV5IGFyZSBub3QgbWVhbnQg dG8gYmUgdXNlZCBieSBkcml2ZXJzCj4gZGlyZWN0bHkuCgpUaGUgb25seSByZWFzb24gdGhlIERN QSBvcHMgYXJlIGV4cG9ydGVkIGlzIGJlY2F1c2UgZ2V0X2FyY2hfZG1hX29wcwpyZWZlcmVuY2Vz IChvciBpbiBjYXNlIG9mIHRoZSBjb2hlcmVudCBvbmVzIHVzZWQgdG8gcmVmZXJlbmNlKS4gIFdl CmRvbid0IGxldCBkcml2ZXJzIGFzc2lnbiByYW5kb20gZG1hIG9wcy4KCj4gCj4gPiBUaGllcnJ5 LCBwbGVhc2UgcmVzZW5kIHRoaXMgd2l0aCBhdCBsZWFzdCB0aGUgaW9tbXUgbGlzdCBhbmQKPiA+ IGxpbnV4LWFybS1rZXJuZWwgaW4gQ2MgdG8gaGF2ZSBhIHByb3BlciBkaXNjdXNzaW9uIG9uIHRo ZSByaWdodCBBUEkuCj4gCj4gSSdtIGNlcnRhaW5seSBvcGVuIHRvIGhlbHAgd2l0aCBmaW5kaW5n IGEgY29ycmVjdCBzb2x1dGlvbiwgYnV0IHRoZQo+IHBhdGNoIGFib3ZlIHdhcyBwdXJwb3NlZnVs bHkgdGVyc2UgYmVjYXVzZSB0aGlzIGlzIHNvbWV0aGluZyB0aGF0IEkKPiBob3BlIHdlIGNhbiBn ZXQgYmFja3BvcnRlZCB0byB2NC4xNiB0byB1bmJyZWFrIE5vdXZlYXUuIENvb3JkaW5hdGluZwo+ IHN1Y2ggYSBiYWNrcG9ydCBiZXR3ZWVuIEFSTSBhbmQgRFJNIHRyZWVzIGRvZXMgbm90IHNvdW5k IGxpa2Ugc29tZXRoaW5nCj4gdGhhdCB3b3VsZCBoZWxwIGdldHRpbmcgdGhpcyBmaXhlZCBpbiB2 NC4xNi4KCkNvb3JkaW5hdGluZyB0aGUgYmFja3BvcnQgb2YgYSB0cml2aWFsIGhlbHBlciBpbiB0 aGUgYXJtIHRyZWUgaXMgbm90CnRoZSBlbmQgb2YgdGhlIHdvcmxkLiAgUmVhbGx5LCB0aGlzIGNv d2JveSBhdHRpdHVkZSBpcyBhIGdvb2QgcmVhc29uCndoeSBncmFwaGljcyBmb2xrcyBoYXZlIHN1 Y2ggYSBiYWQgcmVwLiAgWW91IGtlZXAgcG9raW5nIGludG8gcmFuZG9tCmtlcm5lbCBpbnRlcm5h bHMsIGRvbid0IHRhbGsgdG8gYW5veW9uZSBhbmQgdGhlbiBjb21wbGFpbiBpZiBwZW9wbGUKYXJl IHVwc2V0LiAgVGhpcyBzaG91bGRuJ3QgYmUgc3VycHJpc2luZy4KCj4gR3JhbnRlZCwgdGhpcyBp c3N1ZSBjb3VsZCd2ZSBiZWVuIGNhdWdodCB3aXRoIGEgbGl0dGxlIG1vcmUgdGVzdGluZywgYnV0 Cj4gaW4gcmV0cm9zcGVjdCBJIHRoaW5rIGl0IHdvdWxkJ3ZlIGJlZW4gYSBsb3QgYmV0dGVyIGlm IEFSTV9ETUFfVVNFX0lPTU1VCj4gd2FzIGp1c3QgZW5hYmxlZCB1bmNvbmRpdGlvbmFsbHkgaWYg aXQgaGFzIHNpZGUtZWZmZWN0cyB0aGF0IHBsYXRmb3Jtcwo+IGRvbid0IG9wdCBpbiB0byBidXQg aGF2ZSB0byBleHBsaWNpdGx5IG9wdCBvdXQgb2YuCgpBZ3JlZWQgb24gdGhhdCBjb3VudC4gIFBs ZWFzZSBzZW5kIGEgcGF0Y2guCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2Ry aS1kZXZlbAo=