From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Jerry (Junwei)" Subject: Re: [PATCH 4/5] drm/amdgpu: check scratch registers to see if we need post Date: Thu, 6 Jul 2017 14:07:34 +0800 Message-ID: <595DD3A6.2060804@amd.com> References: <1498858359-11352-1-git-send-email-alexander.deucher@amd.com> <1498858359-11352-4-git-send-email-alexander.deucher@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1498858359-11352-4-git-send-email-alexander.deucher-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: Alex Deucher , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: Alex Deucher T24gMDcvMDEvMjAxNyAwNTozMiBBTSwgQWxleCBEZXVjaGVyIHdyb3RlOgo+IFJhdGhlciB0aGFu IGNoZWNraW5nIHRoZSBDT05HSUdfTUVNU0laRSByZWdpc3RlciBhcyB0aGF0IG1heQo+IG5vdCBi ZSByZWxpYWJsZSBvbiBzb21lIEFQVXMuCj4KPiBTaWduZWQtb2ZmLWJ5OiBBbGV4IERldWNoZXIg PGFsZXhhbmRlci5kZXVjaGVyQGFtZC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vYW1k L2FtZGdwdS9hbWRncHVfZGV2aWNlLmMgfCAxMCArLS0tLS0tLS0tCj4gICAxIGZpbGUgY2hhbmdl ZCwgMSBpbnNlcnRpb24oKyksIDkgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVy cy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2RldmljZS5jIGIvZHJpdmVycy9ncHUvZHJtL2Ft ZC9hbWRncHUvYW1kZ3B1X2RldmljZS5jCj4gaW5kZXggNjNmNGJlZC4uOWQwOGY1MyAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfZGV2aWNlLmMKPiArKysg Yi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfZGV2aWNlLmMKPiBAQCAtNzE2LDIw ICs3MTYsMTIgQEAgdm9pZCBhbWRncHVfZ3R0X2xvY2F0aW9uKHN0cnVjdCBhbWRncHVfZGV2aWNl ICphZGV2LCBzdHJ1Y3QgYW1kZ3B1X21jICptYykKPiAgICAqLwo+ICAgYm9vbCBhbWRncHVfbmVl ZF9wb3N0KHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2KQo+ICAgewo+IC0JdWludDMyX3QgcmVn Owo+IC0KPiAgIAlpZiAoYWRldi0+aGFzX2h3X3Jlc2V0KSB7Cj4gICAJCWFkZXYtPmhhc19od19y ZXNldCA9IGZhbHNlOwo+ICAgCQlyZXR1cm4gdHJ1ZTsKPiAgIAl9Cj4gLQkvKiB0aGVuIGNoZWNr IE1FTV9TSVpFLCBpbiBjYXNlIHRoZSBjcnRjcyBhcmUgb2ZmICovCj4gLQlyZWcgPSBhbWRncHVf YXNpY19nZXRfY29uZmlnX21lbXNpemUoYWRldik7CgpEbyB3ZSBzdGlsbCBuZWVkIGl0IGZvciBT ST8KCkplcnJ5Cgo+IC0KPiAtCWlmICgocmVnICE9IDApICYmIChyZWcgIT0gMHhmZmZmZmZmZikp Cj4gLQkJcmV0dXJuIGZhbHNlOwo+IC0KPiAtCXJldHVybiB0cnVlOwo+Cj4gKwlyZXR1cm4gYW1k Z3B1X2F0b21iaW9zX3NjcmF0Y2hfbmVlZF9hc2ljX2luaXQoYWRldik7Cj4gICB9Cj4KPiAgIHN0 YXRpYyBib29sIGFtZGdwdV92cG9zdF9uZWVkZWQoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYp Cj4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdm eCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==