From mboxrd@z Thu Jan 1 00:00:00 1970 From: Flora Cui Subject: Re: [PATCH v2 2/2] drm/amdgpu: expose AMDGPU_GEM_CREATE_VRAM_CLEARED to user space Date: Fri, 29 Jul 2016 11:23:39 +0800 Message-ID: <20160729032338.GB20065@flora> References: <1469427324-14908-2-git-send-email-Flora.Cui@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <1469427324-14908-2-git-send-email-Flora.Cui-5C7GfCeVMHo@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Christian.Koenig-5C7GfCeVMHo@public.gmane.org cGluZy4uLgoKT24gTW9uLCBKdWwgMjUsIDIwMTYgYXQgMDI6MTU6MjRQTSArMDgwMCwgRmxvcmEg Q3VpIHdyb3RlOgo+IFYyOiBmaXggdGhlIHJldHVybiB2YWx1ZSBmb3IgZmlsbCBmYWlsdXJlIGFu ZCB2YWxpZGF0ZSBibyBiZWZvcmUKPiBmaWxsaW5nIGRhdGEKPiAKPiBDaGFuZ2UtSWQ6IEkyNTYx NzhhZmExOGMxYTQzM2ZlNjBkODY1NmQxYzVjYzVkNTVjZjJmCj4gU2lnbmVkLW9mZi1ieTogRmxv cmEgQ3VpIDxGbG9yYS5DdWlAYW1kLmNvbT4KPiBSZXZpZXdlZC1ieTogQ2h1bm1pbmcgWmhvdSA8 RGF2aWQxLlpob3VAYW1kLmNvbT4KPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUv YW1kZ3B1X29iamVjdC5jIHwgMzMgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrCj4gIGlu Y2x1ZGUvdWFwaS9kcm0vYW1kZ3B1X2RybS5oICAgICAgICAgICAgICB8ICAyICsrCj4gIDIgZmls ZXMgY2hhbmdlZCwgMzUgaW5zZXJ0aW9ucygrKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfb2JqZWN0LmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Ft ZGdwdS9hbWRncHVfb2JqZWN0LmMKPiBpbmRleCA2ZjA4NzNjLi41OWYzYTc1IDEwMDY0NAo+IC0t LSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9vYmplY3QuYwo+ICsrKyBiL2Ry aXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9vYmplY3QuYwo+IEBAIC0yNzcsMTEgKzI3 Nyw0NCBAQCBpbnQgYW1kZ3B1X2JvX2NyZWF0ZV9yZXN0cmljdGVkKHN0cnVjdCBhbWRncHVfZGV2 aWNlICphZGV2LAo+ICAJaWYgKHVubGlrZWx5KHIgIT0gMCkpIHsKPiAgCQlyZXR1cm4gcjsKPiAg CX0KPiArCj4gKwlpZiAoZmxhZ3MgJiBBTURHUFVfR0VNX0NSRUFURV9WUkFNX0NMRUFSRUQgJiYK PiArCSAgICBiby0+dGJvLm1lbS5wbGFjZW1lbnQgJiBUVE1fUExfRkxBR19WUkFNKSB7Cj4gKwkJ c3RydWN0IGZlbmNlICpmZW5jZTsKPiArCj4gKwkJaWYgKGFkZXYtPm1tYW4uYnVmZmVyX2Z1bmNz X3JpbmcgPT0gTlVMTCB8fAo+ICsJCSAgICFhZGV2LT5tbWFuLmJ1ZmZlcl9mdW5jc19yaW5nLT5y ZWFkeSkgewo+ICsJCQlyID0gLUVCVVNZOwo+ICsJCQlnb3RvIGZhaWxfZnJlZTsKPiArCQl9Cj4g Kwo+ICsJCXIgPSBhbWRncHVfYm9fcmVzZXJ2ZShibywgZmFsc2UpOwo+ICsJCWlmICh1bmxpa2Vs eShyICE9IDApKQo+ICsJCQlnb3RvIGZhaWxfZnJlZTsKPiArCj4gKwkJYW1kZ3B1X3R0bV9wbGFj ZW1lbnRfZnJvbV9kb21haW4oYm8sIEFNREdQVV9HRU1fRE9NQUlOX1ZSQU0pOwo+ICsJCXIgPSB0 dG1fYm9fdmFsaWRhdGUoJmJvLT50Ym8sICZiby0+cGxhY2VtZW50LCBmYWxzZSwgZmFsc2UpOwo+ ICsJCWlmICh1bmxpa2VseShyICE9IDApKQo+ICsJCQlnb3RvIGZhaWxfdW5yZXNlcnZlOwo+ICsK PiArCQlhbWRncHVfZmlsbF9idWZmZXIoYm8sIDAsIGJvLT50Ym8ucmVzdiwgJmZlbmNlKTsKPiAr CQlhbWRncHVfYm9fZmVuY2UoYm8sIGZlbmNlLCBmYWxzZSk7Cj4gKwkJYW1kZ3B1X2JvX3VucmVz ZXJ2ZShibyk7Cj4gKwkJZmVuY2VfcHV0KGJvLT50Ym8ubW92aW5nKTsKPiArCQliby0+dGJvLm1v dmluZyA9IGZlbmNlX2dldChmZW5jZSk7Cj4gKwkJZmVuY2VfcHV0KGZlbmNlKTsKPiArCX0KPiAg CSpib19wdHIgPSBibzsKPiAgCj4gIAl0cmFjZV9hbWRncHVfYm9fY3JlYXRlKGJvKTsKPiAgCj4g IAlyZXR1cm4gMDsKPiArCj4gK2ZhaWxfdW5yZXNlcnZlOgo+ICsJYW1kZ3B1X2JvX3VucmVzZXJ2 ZShibyk7Cj4gK2ZhaWxfZnJlZToKPiArCWFtZGdwdV9ib191bnJlZigmYm8pOwo+ICsJcmV0dXJu IHI7Cj4gIH0KPiAgCj4gIGludCBhbWRncHVfYm9fY3JlYXRlKHN0cnVjdCBhbWRncHVfZGV2aWNl ICphZGV2LAo+IGRpZmYgLS1naXQgYS9pbmNsdWRlL3VhcGkvZHJtL2FtZGdwdV9kcm0uaCBiL2lu Y2x1ZGUvdWFwaS9kcm0vYW1kZ3B1X2RybS5oCj4gaW5kZXggOTQ2ZjIzOC4uOGRmMzgxNiAxMDA2 NDQKPiAtLS0gYS9pbmNsdWRlL3VhcGkvZHJtL2FtZGdwdV9kcm0uaAo+ICsrKyBiL2luY2x1ZGUv dWFwaS9kcm0vYW1kZ3B1X2RybS5oCj4gQEAgLTc1LDYgKzc1LDggQEAKPiAgI2RlZmluZSBBTURH UFVfR0VNX0NSRUFURV9OT19DUFVfQUNDRVNTCQkoMSA8PCAxKQo+ICAvKiBGbGFnIHRoYXQgVVNX QyBhdHRyaWJ1dGVzIHNob3VsZCBiZSB1c2VkIGZvciBHVFQgKi8KPiAgI2RlZmluZSBBTURHUFVf R0VNX0NSRUFURV9DUFVfR1RUX1VTV0MJCSgxIDw8IDIpCj4gKy8qIEZsYWcgdGhhdCB0aGUgbWVt b3J5IHNob3VsZCBiZSBpbiBWUkFNIGFuZCBjbGVhcmVkICovCj4gKyNkZWZpbmUgQU1ER1BVX0dF TV9DUkVBVEVfVlJBTV9DTEVBUkVECQkoMSA8PCAzKQo+ICAKPiAgc3RydWN0IGRybV9hbWRncHVf Z2VtX2NyZWF0ZV9pbiAgewo+ICAJLyoqIHRoZSByZXF1ZXN0ZWQgbWVtb3J5IHNpemUgKi8KPiAt LSAKPiAxLjkuMQo+IAo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCj4gYW1kLWdmeCBtYWlsaW5nIGxpc3QKPiBhbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1k LWdmeApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK