From mboxrd@z Thu Jan 1 00:00:00 1970 From: Emily Deng Subject: [PATCH] drm/amdgpu: access register without KIQ Date: Wed, 12 Dec 2018 16:54:47 +0800 Message-ID: <1544604887-1694-1-git-send-email-Emily.Deng@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: 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: Emily Deng VGhlcmUgaXMgbm8gbmVlZCB0byBhY2Nlc3MgcmVnaXN0ZXIgc3VjaCBhcyBtbVNNQ19JTkRfSU5E RVhfMTEKYW5kIG1tU01DX0lORF9EQVRBXzExLCBQQ0lFX0lOREVYLCBQQ0lFX0RBVEEgdGhyb3Vn aCBLSVEgYmVjYXVzZQp0aGV5IGFyZSBWRi1jb3B5LgoKU2lnbmVkLW9mZi1ieTogRW1pbHkgRGVu ZyA8RW1pbHkuRGVuZ0BhbWQuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3Zp LmMgfCAxOCArKysrKysrKystLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCA5IGluc2VydGlvbnMo KyksIDkgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRn cHUvdmkuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3ZpLmMKaW5kZXggZmYyOTA2Yy4u NzdlMzY3NCAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvdmkuYworKysg Yi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS92aS5jCkBAIC04Nyw5ICs4Nyw5IEBAIHN0YXRp YyB1MzIgdmlfcGNpZV9ycmVnKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LCB1MzIgcmVnKQog CXUzMiByOwogCiAJc3Bpbl9sb2NrX2lycXNhdmUoJmFkZXYtPnBjaWVfaWR4X2xvY2ssIGZsYWdz KTsKLQlXUkVHMzIobW1QQ0lFX0lOREVYLCByZWcpOwotCSh2b2lkKVJSRUczMihtbVBDSUVfSU5E RVgpOwotCXIgPSBSUkVHMzIobW1QQ0lFX0RBVEEpOworCVdSRUczMl9OT19LSVEobW1QQ0lFX0lO REVYLCByZWcpOworCSh2b2lkKVJSRUczMl9OT19LSVEobW1QQ0lFX0lOREVYKTsKKwlyID0gUlJF RzMyX05PX0tJUShtbVBDSUVfREFUQSk7CiAJc3Bpbl91bmxvY2tfaXJxcmVzdG9yZSgmYWRldi0+ cGNpZV9pZHhfbG9jaywgZmxhZ3MpOwogCXJldHVybiByOwogfQpAQCAtOTksMTAgKzk5LDEwIEBA IHN0YXRpYyB2b2lkIHZpX3BjaWVfd3JlZyhzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiwgdTMy IHJlZywgdTMyIHYpCiAJdW5zaWduZWQgbG9uZyBmbGFnczsKIAogCXNwaW5fbG9ja19pcnFzYXZl KCZhZGV2LT5wY2llX2lkeF9sb2NrLCBmbGFncyk7Ci0JV1JFRzMyKG1tUENJRV9JTkRFWCwgcmVn KTsKLQkodm9pZClSUkVHMzIobW1QQ0lFX0lOREVYKTsKLQlXUkVHMzIobW1QQ0lFX0RBVEEsIHYp OwotCSh2b2lkKVJSRUczMihtbVBDSUVfREFUQSk7CisJV1JFRzMyX05PX0tJUShtbVBDSUVfSU5E RVgsIHJlZyk7CisJKHZvaWQpUlJFRzMyX05PX0tJUShtbVBDSUVfSU5ERVgpOworCVdSRUczMl9O T19LSVEobW1QQ0lFX0RBVEEsIHYpOworCSh2b2lkKVJSRUczMl9OT19LSVEobW1QQ0lFX0RBVEEp OwogCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmFkZXYtPnBjaWVfaWR4X2xvY2ssIGZsYWdzKTsK IH0KIApAQCAtMTIzLDggKzEyMyw4IEBAIHN0YXRpYyB2b2lkIHZpX3NtY193cmVnKHN0cnVjdCBh bWRncHVfZGV2aWNlICphZGV2LCB1MzIgcmVnLCB1MzIgdikKIAl1bnNpZ25lZCBsb25nIGZsYWdz OwogCiAJc3Bpbl9sb2NrX2lycXNhdmUoJmFkZXYtPnNtY19pZHhfbG9jaywgZmxhZ3MpOwotCVdS RUczMihtbVNNQ19JTkRfSU5ERVhfMTEsIChyZWcpKTsKLQlXUkVHMzIobW1TTUNfSU5EX0RBVEFf MTEsICh2KSk7CisJV1JFRzMyX05PX0tJUShtbVNNQ19JTkRfSU5ERVhfMTEsIChyZWcpKTsKKwlX UkVHMzJfTk9fS0lRKG1tU01DX0lORF9EQVRBXzExLCAodikpOwogCXNwaW5fdW5sb2NrX2lycXJl c3RvcmUoJmFkZXYtPnNtY19pZHhfbG9jaywgZmxhZ3MpOwogfQogCi0tIAoyLjcuNAoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5n IGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==