From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Christian_K=c3=b6nig?= Subject: Re: [PATCH] drm/amdgpu: access register without KIQ Date: Wed, 12 Dec 2018 09:55:55 +0100 Message-ID: <7b688fe0-4cb5-db54-dfd4-c74f1cd181c1@gmail.com> References: <1544604887-1694-1-git-send-email-Emily.Deng@amd.com> Reply-To: christian.koenig-5C7GfCeVMHo@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1544604887-1694-1-git-send-email-Emily.Deng-5C7GfCeVMHo@public.gmane.org> Content-Language: en-US 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: Emily Deng , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org QW0gMTIuMTIuMTggdW0gMDk6NTQgc2NocmllYiBFbWlseSBEZW5nOgo+IFRoZXJlIGlzIG5vIG5l ZWQgdG8gYWNjZXNzIHJlZ2lzdGVyIHN1Y2ggYXMgbW1TTUNfSU5EX0lOREVYXzExCj4gYW5kIG1t U01DX0lORF9EQVRBXzExLCBQQ0lFX0lOREVYLCBQQ0lFX0RBVEEgdGhyb3VnaCBLSVEgYmVjYXVz ZQo+IHRoZXkgYXJlIFZGLWNvcHkuCj4KPiBTaWduZWQtb2ZmLWJ5OiBFbWlseSBEZW5nIDxFbWls eS5EZW5nQGFtZC5jb20+CgpBY2tlZC1ieTogQ2hyaXN0aWFuIEvDtm5pZyA8Y2hyaXN0aWFuLmtv ZW5pZ0BhbWQuY29tPgoKPiAtLS0KPiAgIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3ZpLmMg fCAxOCArKysrKysrKystLS0tLS0tLS0KPiAgIDEgZmlsZSBjaGFuZ2VkLCA5IGluc2VydGlvbnMo KyksIDkgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvdmkuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3ZpLmMKPiBpbmRleCBmZjI5 MDZjLi43N2UzNjc0IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3Zp LmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS92aS5jCj4gQEAgLTg3LDkgKzg3 LDkgQEAgc3RhdGljIHUzMiB2aV9wY2llX3JyZWcoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYs IHUzMiByZWcpCj4gICAJdTMyIHI7Cj4gICAKPiAgIAlzcGluX2xvY2tfaXJxc2F2ZSgmYWRldi0+ cGNpZV9pZHhfbG9jaywgZmxhZ3MpOwo+IC0JV1JFRzMyKG1tUENJRV9JTkRFWCwgcmVnKTsKPiAt CSh2b2lkKVJSRUczMihtbVBDSUVfSU5ERVgpOwo+IC0JciA9IFJSRUczMihtbVBDSUVfREFUQSk7 Cj4gKwlXUkVHMzJfTk9fS0lRKG1tUENJRV9JTkRFWCwgcmVnKTsKPiArCSh2b2lkKVJSRUczMl9O T19LSVEobW1QQ0lFX0lOREVYKTsKPiArCXIgPSBSUkVHMzJfTk9fS0lRKG1tUENJRV9EQVRBKTsK PiAgIAlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZhZGV2LT5wY2llX2lkeF9sb2NrLCBmbGFncyk7 Cj4gICAJcmV0dXJuIHI7Cj4gICB9Cj4gQEAgLTk5LDEwICs5OSwxMCBAQCBzdGF0aWMgdm9pZCB2 aV9wY2llX3dyZWcoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYsIHUzMiByZWcsIHUzMiB2KQo+ ICAgCXVuc2lnbmVkIGxvbmcgZmxhZ3M7Cj4gICAKPiAgIAlzcGluX2xvY2tfaXJxc2F2ZSgmYWRl di0+cGNpZV9pZHhfbG9jaywgZmxhZ3MpOwo+IC0JV1JFRzMyKG1tUENJRV9JTkRFWCwgcmVnKTsK PiAtCSh2b2lkKVJSRUczMihtbVBDSUVfSU5ERVgpOwo+IC0JV1JFRzMyKG1tUENJRV9EQVRBLCB2 KTsKPiAtCSh2b2lkKVJSRUczMihtbVBDSUVfREFUQSk7Cj4gKwlXUkVHMzJfTk9fS0lRKG1tUENJ RV9JTkRFWCwgcmVnKTsKPiArCSh2b2lkKVJSRUczMl9OT19LSVEobW1QQ0lFX0lOREVYKTsKPiAr CVdSRUczMl9OT19LSVEobW1QQ0lFX0RBVEEsIHYpOwo+ICsJKHZvaWQpUlJFRzMyX05PX0tJUSht bVBDSUVfREFUQSk7Cj4gICAJc3Bpbl91bmxvY2tfaXJxcmVzdG9yZSgmYWRldi0+cGNpZV9pZHhf bG9jaywgZmxhZ3MpOwo+ICAgfQo+ICAgCj4gQEAgLTEyMyw4ICsxMjMsOCBAQCBzdGF0aWMgdm9p ZCB2aV9zbWNfd3JlZyhzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiwgdTMyIHJlZywgdTMyIHYp Cj4gICAJdW5zaWduZWQgbG9uZyBmbGFnczsKPiAgIAo+ICAgCXNwaW5fbG9ja19pcnFzYXZlKCZh ZGV2LT5zbWNfaWR4X2xvY2ssIGZsYWdzKTsKPiAtCVdSRUczMihtbVNNQ19JTkRfSU5ERVhfMTEs IChyZWcpKTsKPiAtCVdSRUczMihtbVNNQ19JTkRfREFUQV8xMSwgKHYpKTsKPiArCVdSRUczMl9O T19LSVEobW1TTUNfSU5EX0lOREVYXzExLCAocmVnKSk7Cj4gKwlXUkVHMzJfTk9fS0lRKG1tU01D X0lORF9EQVRBXzExLCAodikpOwo+ICAgCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmFkZXYtPnNt Y19pZHhfbG9jaywgZmxhZ3MpOwo+ICAgfQo+ICAgCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2FtZC1nZngK