From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Jerry (Junwei)" Subject: Re: [PATCH] drm/amdgpu: defer test IBs on the rings at boot (V3) Date: Mon, 16 Apr 2018 17:04:17 +0800 Message-ID: <5AD46711.2030704@amd.com> References: <1523863066-5199-1-git-send-email-shirish.s@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1523863066-5199-1-git-send-email-shirish.s-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: Shirish S , Alexander.Deucher-5C7GfCeVMHo@public.gmane.org, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Christian.Koenig-5C7GfCeVMHo@public.gmane.org T24gMDQvMTYvMjAxOCAwMzoxNyBQTSwgU2hpcmlzaCBTIHdyb3RlOgo+IGFtZGdwdV9pYl9yaW5n X3Rlc3RzKCkgcnVucyB0ZXN0IElCJ3Mgb24gcmluZ3MgYXQgYm9vdAo+IGNvbnRyaWJ1dGVzIHRv IH41MDAgbXMgb2YgYW1kZ3B1IGRyaXZlcidzIGJvb3QgdGltZS4KPgo+IFRoaXMgcGF0Y2ggZGVm ZXJzIGl0IGFuZCBlbnN1cmVzIHRoYXQgaXRzIGV4ZWN1dGVkCj4gaW4gYW1kZ3B1X2luZm9faW9j dGwoKSBpZiBpdCB3YXNuJ3Qgc2NoZWR1bGVkLgo+Cj4gVjI6IFVzZSBxdWV1ZV9kZWxheWVkX3dv cmsoKSAmIGZsdXNoX2RlbGF5ZWRfd29yaygpLgo+IFYzOiByZW1vdmVkIHVzYWdlIG9mIHNlcGFy YXRlIHdxLCBlbnN1cmUgaWIgdGVzdHMgaXMKPiAgICAgIHJ1biBiZWZvcmUgZW5hYmxpbmcgY2xv Y2tnYXRpbmcuCj4KPiBTaWduZWQtb2ZmLWJ5OiBTaGlyaXNoIFMgPHNoaXJpc2guc0BhbWQuY29t Pgo+IC0tLQo+ICAgZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2RldmljZS5jIHwg MTcgKysrKysrLS0tLS0tLS0tLS0KPiAgIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdw dV9rbXMuYyAgICB8ICAzICsrKwo+ICAgMiBmaWxlcyBjaGFuZ2VkLCA5IGluc2VydGlvbnMoKyks IDExIGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1k Z3B1L2FtZGdwdV9kZXZpY2UuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9k ZXZpY2UuYwo+IGluZGV4IDE3NjJlYjQuLmYyMjU4NDAgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9n cHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2RldmljZS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJt L2FtZC9hbWRncHUvYW1kZ3B1X2RldmljZS5jCj4gQEAgLTE2NTYsNiArMTY1NiwxMCBAQCBzdGF0 aWMgaW50IGFtZGdwdV9kZXZpY2VfaXBfbGF0ZV9zZXRfY2dfc3RhdGUoc3RydWN0IGFtZGdwdV9k ZXZpY2UgKmFkZXYpCj4gICAJaWYgKGFtZGdwdV9lbXVfbW9kZSA9PSAxKQo+ICAgCQlyZXR1cm4g MDsKPgo+ICsJciA9IGFtZGdwdV9pYl9yaW5nX3Rlc3RzKGFkZXYpOwo+ICsJaWYgKHIpCj4gKwkJ RFJNX0VSUk9SKCJpYiByaW5nIHRlc3QgZmFpbGVkICglZCkuXG4iLCByKTsKPiArCgpKdXN0IGNv bmZpcm06CklJUkMsIGliIG1heSBub3QgcnVuIGltbWVkaWF0ZWx5IHZpYSBzY2hlZHVsZXIgdGhy ZWFkLgpJcyB0aGVyZSBhbnkgcG9zc2libGUgdGhhdCB0aGUgYWN0dWFsIGliIHJpbmcgdGVzdCBp bnRlcmZlcmVzIGNnIGVuYWJsZW1lbnQ/CgpKZXJyeQoKPiAgIAlmb3IgKGkgPSAwOyBpIDwgYWRl di0+bnVtX2lwX2Jsb2NrczsgaSsrKSB7Cj4gICAJCWlmICghYWRldi0+aXBfYmxvY2tzW2ldLnN0 YXR1cy52YWxpZCkKPiAgIAkJCWNvbnRpbnVlOwo+IEBAIC0xNzA2LDggKzE3MTAsOCBAQCBzdGF0 aWMgaW50IGFtZGdwdV9kZXZpY2VfaXBfbGF0ZV9pbml0KHN0cnVjdCBhbWRncHVfZGV2aWNlICph ZGV2KQo+ICAgCQl9Cj4gICAJfQo+Cj4gLQltb2RfZGVsYXllZF93b3JrKHN5c3RlbV93cSwgJmFk ZXYtPmxhdGVfaW5pdF93b3JrLAo+IC0JCQltc2Vjc190b19qaWZmaWVzKEFNREdQVV9SRVNVTUVf TVMpKTsKPiArCXF1ZXVlX2RlbGF5ZWRfd29yayhzeXN0ZW1fd3EsICZhZGV2LT5sYXRlX2luaXRf d29yaywKPiArCQkJICAgbXNlY3NfdG9famlmZmllcyhBTURHUFVfUkVTVU1FX01TKSk7Cj4KPiAg IAlhbWRncHVfZGV2aWNlX2ZpbGxfcmVzZXRfbWFnaWMoYWRldik7Cj4KPiBAQCAtMjM3NCwxMCAr MjM3OCw2IEBAIGludCBhbWRncHVfZGV2aWNlX2luaXQoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFk ZXYsCj4gICAJCWdvdG8gZmFpbGVkOwo+ICAgCX0KPgo+IC0JciA9IGFtZGdwdV9pYl9yaW5nX3Rl c3RzKGFkZXYpOwo+IC0JaWYgKHIpCj4gLQkJRFJNX0VSUk9SKCJpYiByaW5nIHRlc3QgZmFpbGVk ICglZCkuXG4iLCByKTsKPiAtCj4gICAJaWYgKGFtZGdwdV9zcmlvdl92ZihhZGV2KSkKPiAgIAkJ YW1kZ3B1X3ZpcnRfaW5pdF9kYXRhX2V4Y2hhbmdlKGFkZXYpOwo+Cj4gQEAgLTI2NDAsMTEgKzI2 NDAsNiBAQCBpbnQgYW1kZ3B1X2RldmljZV9yZXN1bWUoc3RydWN0IGRybV9kZXZpY2UgKmRldiwg Ym9vbCByZXN1bWUsIGJvb2wgZmJjb24pCj4KPiAgIAlhbWRncHVfZmVuY2VfZHJpdmVyX3Jlc3Vt ZShhZGV2KTsKPgo+IC0JaWYgKHJlc3VtZSkgewo+IC0JCXIgPSBhbWRncHVfaWJfcmluZ190ZXN0 cyhhZGV2KTsKPiAtCQlpZiAocikKPiAtCQkJRFJNX0VSUk9SKCJpYiByaW5nIHRlc3QgZmFpbGVk ICglZCkuXG4iLCByKTsKPiAtCX0KPgo+ICAgCXIgPSBhbWRncHVfZGV2aWNlX2lwX2xhdGVfaW5p dChhZGV2KTsKPiAgIAlpZiAocikKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvYW1kZ3B1X2ttcy5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2tt cy5jCj4gaW5kZXggNDg3ZDM5ZS4uODNkNzE2MCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9k cm0vYW1kL2FtZGdwdS9hbWRncHVfa21zLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Ft ZGdwdS9hbWRncHVfa21zLmMKPiBAQCAtMjc5LDYgKzI3OSw5IEBAIHN0YXRpYyBpbnQgYW1kZ3B1 X2luZm9faW9jdGwoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwgc3RydWN0IGRy bV9maWxlCj4gICAJaWYgKCFpbmZvLT5yZXR1cm5fc2l6ZSB8fCAhaW5mby0+cmV0dXJuX3BvaW50 ZXIpCj4gICAJCXJldHVybiAtRUlOVkFMOwo+Cj4gKwkvKiBFbnN1cmUgSUIgdGVzdHMgYXJlIHJ1 biBvbiByaW5nICovCj4gKwlmbHVzaF9kZWxheWVkX3dvcmsoJmFkZXYtPmxhdGVfaW5pdF93b3Jr KTsKPiArCj4gICAJc3dpdGNoIChpbmZvLT5xdWVyeSkgewo+ICAgCWNhc2UgQU1ER1BVX0lORk9f QUNDRUxfV09SS0lORzoKPiAgIAkJdWkzMiA9IGFkZXYtPmFjY2VsX3dvcmtpbmc7Cj4KX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5n IGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==