From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gerd Hoffmann Subject: Re: [PATCH v16 5/6] vfio: ABI for mdev display dma-buf operation Date: Tue, 07 Nov 2017 09:03:21 +0100 Message-ID: <1510041801.24424.5.camel@redhat.com> References: <1509934758-5003-1-git-send-email-tina.zhang@intel.com> <1509934758-5003-6-git-send-email-tina.zhang@intel.com> <1509958887.30277.4.camel@redhat.com> <237F54289DF84E4997F34151298ABEBC7C626C77@SHSMSX101.ccr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <237F54289DF84E4997F34151298ABEBC7C626C77@SHSMSX101.ccr.corp.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Zhang, Tina" , "alex.williamson@redhat.com" , "chris@chris-wilson.co.uk" , "joonas.lahtinen@linux.intel.com" , "zhenyuw@linux.intel.com" , "Lv, Zhiyuan" , "Wang, Zhi A" , "Tian, Kevin" , "daniel@ffwll.ch" , "kwankhede@nvidia.com" Cc: Daniel Vetter , "intel-gfx@lists.freedesktop.org" , "intel-gvt-dev@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" List-Id: intel-gfx@lists.freedesktop.org ICBIaSwKCj4gPiBBZGQgYSBoZWFkIGZpZWxkIGhlcmU/wqDCoFBlb3BsZSBhc2tlZCBAIGt2bSBm b3J1bSBhYm91dCBtdWx0aWhlYWQKPiA+IHN1cHBvcnQuCj4gPiBFdmVuIGlmIHRoZSBpbml0aWFs IGRyaXZlciB2ZXJzaW9uIGRvZXNuJ3Qgc3VwcG9ydCBpdCB3ZSBjb3VsZCBhZGQKPiA+IGEgZmll bGQgc28gaXQKPiA+IGJlY29tZXMgZWFzaWVyIHRvIGFkZCBpdCBhdCBzb21lIHBvaW50IGluIHRo ZSBmdXR1cmUuCj4gPiAKPiA+IFByb2JpbmcgZm9yIGF2YWlsYWJsZSBoZWFkcyBjb3VsZCBiZSBk b25lIHdpdGggdGhlIFBST0JFIGZsYWcsIGkuZS4KPiA+IGZsYWdzID0gUFJPQkUgfCBETUFCVUYs IHBsYW5lX3R5cGUgPSBQUklNQVJZLCBoZWFkID0gMCwgMSwgLi4uCj4gCj4gRG9lcyB0aGUgbXVs dGloZWFkIG1lYW4gbXVsdGlwbGUgZGlzcGxheSBtb25pdG9yPyBTbyBlYWNoIGhlYWQgY2FuCj4g aGF2ZSBpdHMgb3duIG9uZSBwcmltYXJ5IHBsYW5lLCBvbmUgY3Vyc29yIHBsYW5lIGFuZCBtYXli ZSBzb21lCj4gc3ByaXRlIHBsYW5lcyBpZiBzdXBwb3J0ZWQuCgpZZXMgYW5kIHllcy4KCj4gQW5k IHRoZSBmbG93IGNvdWxkIGJlIGxpa2UgdGhpczoKPiAxKSBmbGFncyA9IFBST0JFIHwgRE1BQlVG LCB0aGVuIHJldHVybiB0aGUgbnVtYmVyIG9mIGhlYWRzIGluCj4gdmZpb19kZXZpY2VfZ2Z4X3Bs YW5lX2luZm8uaGVhZC4KCkknZCBzdWdnZXN0IHRvIHVzZSB7IC5mbGFncyA9IFBST0JFIHwgRE1B QlVGLCAuaGVhZCA9IDAgfSB0byBjaGVjawp3aGVuZXZlciBkbWFidWYgaXMgc3VwcG9ydGVkIGZv ciBoZWFkIDAsIHRoZW4geyAuZmxhZ3MgPSBQUk9CRSB8CkRNQUJVRiwgLmhlYWQgPSAxIH0gdG8g Y2hlY2sgZm9yIGhlYWQgMSBzdXBwb3J0LCAuLi4KCkRyaXZlciByZXR1cm5zIHN1Y2Nlc3MgaWYg dGhlIGhlYWQgaXMgc3VwcG9ydGVkIGFuZCAtRUlOVkFMIG90aGVyd2lzZSwKc2ltbGlhciB0byB0 aGUgZG1hYnVmIHZzLiByZWdpb24gcHJvYmluZy4KCkl0IGlzIGxlc3MgY29uZnVzaW5nIGJlY2F1 c2UgLmhlYWQgaXMgYWx3YXlzIGFuIGlucHV0IGZpZWxkIHRoZW4uCgpJdCBpcyBhbHNvIGEgYml0 IG1vcmUgZmxleGlibGUgYmVjYXVzZSBkaWZmZXJlbnQgaGVhZHMgY2FuIHN1cHBvcnQKZGlmZmVy ZW50IG1vZGVzIChJIGRvbid0IGV4cGVjdCBkcml2ZXJzIHdpbGwgYWN0dWFsbHkgdXNlIHRoYXQg dGhvdWdoKS4KCj4gMikgZmxhZ3MgPSBETUFCVUYgd2l0aCBwbGFuZV90eXBlID0gUFJJTUFSWSwg aGVhZCA9IDAsIDEsIC4uLiwgdGhlbgo+IHJldHVybiB0aGUgaWQgb2YgdGhlIGV4cG9zZWQgZnJh bWVidWZmZXIgb2YgdGhhdCBoZWFkLgoKWWVzLgoKPiBBbm90aGVyIHF1ZXN0aW9uIGlzIGlmIHRo ZSBzcHJpdGUgcGxhbmUgaXMgc3VwcG9ydGVkLCBob3cgd2UncmUgZ29pbmcKPiB0byBpZGVudGlm eSB0aGVtLCBhcyB0aGVyZSBjb3VsZCBiZSBzZXZlcmFsIHNwcml0ZSBwbGFuZXMgZm9yIG9uZQo+ IGRpc3BsYXkgbW9uaXRvci4KCkRvIHlvdSBtZWFuIERSTV9QTEFORV9UWVBFX09WRVJMQVk/Cgo+ IEFkZCBhbm90aGVyIGZpZWxkICJudW1fcGxhbmUiIGZvciBpdD8gVGhlbiwgSSBndWVzcyB0aGUg ZmxvdyBjb3VsZCBiZQo+IGxpa2UgdGhpczoKPiAxKSBmbGFncyA9IFBST0JFIHwgRE1BQlVGLCB0 aGVuIHJldHVybiB0aGUgbnVtYmVyIG9mIGhlYWRzIGluCj4gdmZpb19kZXZpY2VfZ2Z4X3BsYW5l X2luZm8uaGVhZC4KPiAyKSBmbGFncyA9IFBST0JFIHwgRE1BQlVGIGFuZCBoZWFkID0gMCwgMSwg Li4uLCBhbmQgcGxhbmVfdHlwZSA9Cj4gUFJJTUFSWS9DVVJTT1IvU1BSSVRFLCB0aGVuIHJldHVy biB0aGUgbnVtX3BsYW5lLgoKSSdkIHN1Z2dlc3QgdG8gZG8gaXQgc2ltbGlhciB0byB0aGUgaGVh ZCBwcm9iZSBvdXRsaW5lZCBhYm92ZSwgaS5lLgp1c2Vyc3BhY2UgY2FsbHMgeyAuZmxhZ3MgPSBQ Uk9CRSB8IERNQUJVRiwgLmhlYWQgPSAwLCAucGxhbmVfdHlwZSA9Ck9WRVJMQVksIHBsYW5lX251 bSA9IDAsIDEsIDIsIC4uLiB9IGFuZCB0aGUgZHJpdmVyIHJldHVybnMgLUVJTlZBTCBvciAwCmRl cGVuZGluZyBvbiB3aGVuZXZlciBpdCBpcyBzdXBwb3J0ZWQgb3Igbm90LgoKY2hlZXJzLAogIEdl cmQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=