From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhoucm1 Subject: Re: [PATCH 3/5] drm/amd/amdgpu: add amdgpu_bo_gpu_accessible helper function Date: Fri, 16 Dec 2016 10:48:46 +0800 Message-ID: <5853560E.4030503@amd.com> References: <1481821815-9971-1-git-send-email-nhaehnle@gmail.com> <1481821815-9971-4-git-send-email-nhaehnle@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1481821815-9971-4-git-send-email-nhaehnle-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: =?UTF-8?B?Tmljb2xhaSBIw6Robmxl?= , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, =?UTF-8?B?Tmljb2xhaSBIw6Robmxl?= List-Id: dri-devel@lists.freedesktop.org CgpPbiAyMDE25bm0MTLmnIgxNuaXpSAwMToxMCwgTmljb2xhaSBIw6RobmxlIHdyb3RlOgo+IEZy b206IE5pY29sYWkgSMOkaG5sZSA8bmljb2xhaS5oYWVobmxlQGFtZC5jb20+Cj4KPiBTaWduZWQt b2ZmLWJ5OiBOaWNvbGFpIEjDpGhubGUgPG5pY29sYWkuaGFlaG5sZUBhbWQuY29tPgpSZXZpZXdl ZC1ieTogQ2h1bm1pbmcgWmhvdSA8ZGF2aWQxLnpob3VAYW1kLmNvbT4KPiAtLS0KPiAgIGRyaXZl cnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9vYmplY3QuaCB8IDkgKysrKysrKysrCj4gICAx IGZpbGUgY2hhbmdlZCwgOSBpbnNlcnRpb25zKCspCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X29iamVjdC5oIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvYW1kZ3B1X29iamVjdC5oCj4gaW5kZXggNDMwNmIyZi4uMTVhNzIzYSAxMDA2NDQKPiAt LS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfb2JqZWN0LmgKPiArKysgYi9k cml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfb2JqZWN0LmgKPiBAQCAtMTA3LDIwICsx MDcsMjkgQEAgc3RhdGljIGlubGluZSB1bnNpZ25lZCBhbWRncHVfYm9fZ3B1X3BhZ2VfYWxpZ25t ZW50KHN0cnVjdCBhbWRncHVfYm8gKmJvKQo+ICAgICogYW1kZ3B1X2JvX21tYXBfb2Zmc2V0IC0g cmV0dXJuIG1tYXAgb2Zmc2V0IG9mIGJvCj4gICAgKiBAYm86CWFtZGdwdSBvYmplY3QgZm9yIHdo aWNoIHdlIHF1ZXJ5IHRoZSBvZmZzZXQKPiAgICAqCj4gICAgKiBSZXR1cm5zIG1tYXAgb2Zmc2V0 IG9mIHRoZSBvYmplY3QuCj4gICAgKi8KPiAgIHN0YXRpYyBpbmxpbmUgdTY0IGFtZGdwdV9ib19t bWFwX29mZnNldChzdHJ1Y3QgYW1kZ3B1X2JvICpibykKPiAgIHsKPiAgIAlyZXR1cm4gZHJtX3Zt YV9ub2RlX29mZnNldF9hZGRyKCZiby0+dGJvLnZtYV9ub2RlKTsKPiAgIH0KPiAgIAo+ICsvKioK PiArICogYW1kZ3B1X2JvX2dwdV9hY2Nlc3NpYmxlIC0gcmV0dXJuIHdoZXRoZXIgdGhlIGJvIGlz IGN1cnJlbnRseSBpbiBtZW1vcnkgdGhhdAo+ICsgKiBpcyBhY2Nlc3NpYmxlIHRvIHRoZSBHUFUu Cj4gKyAqLwo+ICtzdGF0aWMgaW5saW5lIGJvb2wgYW1kZ3B1X2JvX2dwdV9hY2Nlc3NpYmxlKHN0 cnVjdCBhbWRncHVfYm8gKmJvKQo+ICt7Cj4gKwlyZXR1cm4gYm8tPnRiby5tZW0ubWVtX3R5cGUg IT0gVFRNX1BMX1NZU1RFTTsKPiArfQo+ICsKPiAgIGludCBhbWRncHVfYm9fY3JlYXRlKHN0cnVj dCBhbWRncHVfZGV2aWNlICphZGV2LAo+ICAgCQkJICAgIHVuc2lnbmVkIGxvbmcgc2l6ZSwgaW50 IGJ5dGVfYWxpZ24sCj4gICAJCQkgICAgYm9vbCBrZXJuZWwsIHUzMiBkb21haW4sIHU2NCBmbGFn cywKPiAgIAkJCSAgICBzdHJ1Y3Qgc2dfdGFibGUgKnNnLAo+ICAgCQkJICAgIHN0cnVjdCByZXNl cnZhdGlvbl9vYmplY3QgKnJlc3YsCj4gICAJCQkgICAgc3RydWN0IGFtZGdwdV9ibyAqKmJvX3B0 cik7Cj4gICBpbnQgYW1kZ3B1X2JvX2NyZWF0ZV9yZXN0cmljdGVkKHN0cnVjdCBhbWRncHVfZGV2 aWNlICphZGV2LAo+ICAgCQkJCXVuc2lnbmVkIGxvbmcgc2l6ZSwgaW50IGJ5dGVfYWxpZ24sCj4g ICAJCQkJYm9vbCBrZXJuZWwsIHUzMiBkb21haW4sIHU2NCBmbGFncywKPiAgIAkJCQlzdHJ1Y3Qg c2dfdGFibGUgKnNnLAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcK aHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==