From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhu, James" Subject: [PATCH] drm/amdgpu: Add GDS clearing workaround in later init for gfx9 Date: Fri, 7 Jun 2019 16:38:02 +0000 Message-ID: <1559925472-20077-1-git-send-email-James.Zhu@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: 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: "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" Cc: "Shamis, Leonid" , "Gabra, Maroun" , "Zhu, James" , "Liu, Shaoyun" U2luY2UgSGFyZHdhcmUgYnVnLCBHRFMgZXhpc3QgRUNDIGVycm9yIGFmdGVyIGNvbGQgYm9vdCB1 cCwNCmFkZGluZyBHRFMgY2xlYXJpbmcgd29ya2Fyb3VuZCBpbiBsYXRlciBpbml0IGZvciBnZng5 Lg0KDQpTaWduZWQtb2ZmLWJ5OiBKYW1lcyBaaHUgPEphbWVzLlpodUBhbWQuY29tPg0KLS0tDQog ZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvZ2Z4X3Y5XzAuYyB8IDQ4ICsrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrKysrDQogMSBmaWxlIGNoYW5nZWQsIDQ4IGluc2VydGlvbnMoKykN Cg0KZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2dmeF92OV8wLmMgYi9k cml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9nZnhfdjlfMC5jDQppbmRleCA3NjcyMmZjLi44MWY2 YmE4IDEwMDY0NA0KLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvZ2Z4X3Y5XzAuYw0K KysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvZ2Z4X3Y5XzAuYw0KQEAgLTM2MzQsNiAr MzYzNCw1MCBAQCBzdGF0aWMgY29uc3Qgc3RydWN0IHNvYzE1X3JlZ19lbnRyeSBzZWNfZGVkX2Nv dW50ZXJfcmVnaXN0ZXJzW10gPSB7DQogICAgeyBTT0MxNV9SRUdfRU5UUlkoR0MsIDAsIG1tU1FD X0VEQ19DTlQzKSwgMCwgNCwgNn0sDQogfTsNCiANCisNCitzdGF0aWMgaW50IGdmeF92OV8wX2Rv X2VkY19nZHNfd29ya2Fyb3VuZHMoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpDQorew0KKwlz dHJ1Y3QgYW1kZ3B1X3JpbmcgKnJpbmcgPSAmYWRldi0+Z2Z4LmNvbXB1dGVfcmluZ1swXTsNCisJ aW50IHI7DQorDQorCXIgPSBhbWRncHVfcmluZ19hbGxvYyhyaW5nLCAxNyk7DQorCWlmIChyKSB7 DQorCQlEUk1fRVJST1IoImFtZGdwdTogR0RTIHdvcmthcm91bmRzIGZhaWxlZCB0byBsb2NrIHJp bmcgJXMgKCVkKS5cbiIsDQorCQkJcmluZy0+bmFtZSwgcik7DQorCQlyZXR1cm4gcjsNCisJfQ0K Kw0KKwlhbWRncHVfcmluZ193cml0ZShyaW5nLCBQQUNLRVQzKFBBQ0tFVDNfV1JJVEVfREFUQSwg MykpOw0KKwlhbWRncHVfcmluZ193cml0ZShyaW5nLCBXUklURV9EQVRBX0VOR0lORV9TRUwoMCkg fA0KKwkJCSAgIFdSSVRFX0RBVEFfRFNUX1NFTCgwKSk7DQorCWFtZGdwdV9yaW5nX3dyaXRlKHJp bmcsIFNPQzE1X1JFR19PRkZTRVQoR0MsIDAsIG1tR0RTX1ZNSUQwX1NJWkUpKTsNCisJYW1kZ3B1 X3Jpbmdfd3JpdGUocmluZywgMCk7DQorCWFtZGdwdV9yaW5nX3dyaXRlKHJpbmcsIDB4MTAwMDAp Ow0KKw0KKwlhbWRncHVfcmluZ193cml0ZShyaW5nLCBQQUNLRVQzKFBBQ0tFVDNfRE1BX0RBVEEs IDUpKTsNCisJYW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgKFBBQ0tFVDNfRE1BX0RBVEFfQ1BfU1lO QyB8DQorCQkJCVBBQ0tFVDNfRE1BX0RBVEFfRFNUX1NFTCgxKSB8DQorCQkJCVBBQ0tFVDNfRE1B X0RBVEFfU1JDX1NFTCgyKSB8DQorCQkJCVBBQ0tFVDNfRE1BX0RBVEFfRU5HSU5FKDApKSk7DQor CWFtZGdwdV9yaW5nX3dyaXRlKHJpbmcsIDApOw0KKwlhbWRncHVfcmluZ193cml0ZShyaW5nLCAw KTsNCisJYW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgMCk7DQorCWFtZGdwdV9yaW5nX3dyaXRlKHJp bmcsIDApOw0KKwlhbWRncHVfcmluZ193cml0ZShyaW5nLCBQQUNLRVQzX0RNQV9EQVRBX0NNRF9S QVdfV0FJVCB8IDB4MTAwMDApOw0KKw0KKwlhbWRncHVfcmluZ193cml0ZShyaW5nLCBQQUNLRVQz KFBBQ0tFVDNfV1JJVEVfREFUQSwgMykpOw0KKwlhbWRncHVfcmluZ193cml0ZShyaW5nLCBXUklU RV9EQVRBX0VOR0lORV9TRUwoMCkgfA0KKwkJCQlXUklURV9EQVRBX0RTVF9TRUwoMCkpOw0KKwlh bWRncHVfcmluZ193cml0ZShyaW5nLCBTT0MxNV9SRUdfT0ZGU0VUKEdDLCAwLCBtbUdEU19WTUlE MF9TSVpFKSk7DQorCWFtZGdwdV9yaW5nX3dyaXRlKHJpbmcsIDApOw0KKwlhbWRncHVfcmluZ193 cml0ZShyaW5nLCAweDApOw0KKw0KKwlhbWRncHVfcmluZ19jb21taXQocmluZyk7DQorDQorCXJl dHVybiAwOw0KK30NCisNCisNCiBzdGF0aWMgaW50IGdmeF92OV8wX2RvX2VkY19ncHJfd29ya2Fy b3VuZHMoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpDQogew0KIAlzdHJ1Y3QgYW1kZ3B1X3Jp bmcgKnJpbmcgPSAmYWRldi0+Z2Z4LmNvbXB1dGVfcmluZ1swXTsNCkBAIC0zODEwLDYgKzM4NTQs MTAgQEAgc3RhdGljIGludCBnZnhfdjlfMF9lY2NfbGF0ZV9pbml0KHZvaWQgKmhhbmRsZSkNCiAJ CXJldHVybiAwOw0KIAl9DQogDQorCXIgPSBnZnhfdjlfMF9kb19lZGNfZ2RzX3dvcmthcm91bmRz KGFkZXYpOw0KKwlpZiAocikNCisJCXJldHVybiByOw0KKw0KIAkvKiByZXF1aXJlcyBJQnMgc28g ZG8gaW4gbGF0ZSBpbml0IGFmdGVyIElCIHBvb2wgaXMgaW5pdGlhbGl6ZWQgKi8NCiAJciA9IGdm eF92OV8wX2RvX2VkY19ncHJfd29ya2Fyb3VuZHMoYWRldik7DQogCWlmIChyKQ0KLS0gDQoyLjcu NA0KDQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZng=