From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Carpenter Subject: [bug report] drm/amd/display: Fix exception from AUX acquire failure Date: Wed, 2 Oct 2019 14:58:14 +0300 Message-ID: <20191002115814.GA10545@mwanda> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline 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: Anthony.Koo-5C7GfCeVMHo@public.gmane.org Cc: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org SGVsbG8gQW50aG9ueSBLb28sCgpUaGUgcGF0Y2ggZGNmMWE5ODg2NzhlOiAiZHJtL2FtZC9kaXNw bGF5OiBGaXggZXhjZXB0aW9uIGZyb20gQVVYCmFjcXVpcmUgZmFpbHVyZSIgZnJvbSBGZWIgNiwg MjAxOSwgbGVhZHMgdG8gdGhlIGZvbGxvd2luZyBzdGF0aWMKY2hlY2tlciB3YXJuaW5nOgoKCWRy aXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1Ly4uL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbV9t c3RfdHlwZXMuYzoxMDggZG1fZHBfYXV4X3RyYW5zZmVyKCkKCWVycm9yOiB1bmluaXRpYWxpemVk IHN5bWJvbCAnb3BlcmF0aW9uX3Jlc3VsdCcuCgpkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS8u Li9kaXNwbGF5L2FtZGdwdV9kbS9hbWRncHVfZG1fbXN0X3R5cGVzLmMKICAgIDgyICBzdGF0aWMg c3NpemVfdCBkbV9kcF9hdXhfdHJhbnNmZXIoc3RydWN0IGRybV9kcF9hdXggKmF1eCwKICAgIDgz ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc3RydWN0IGRybV9kcF9hdXhfbXNn ICptc2cpCiAgICA4NCAgewogICAgODUgICAgICAgICAgc3NpemVfdCByZXN1bHQgPSAwOwogICAg ODYgICAgICAgICAgc3RydWN0IGF1eF9wYXlsb2FkIHBheWxvYWQ7CiAgICA4NyAgICAgICAgICBl bnVtIGF1eF9jaGFubmVsX29wZXJhdGlvbl9yZXN1bHQgb3BlcmF0aW9uX3Jlc3VsdDsKICAgIDg4 ICAKICAgIDg5ICAgICAgICAgIGlmIChXQVJOX09OKG1zZy0+c2l6ZSA+IDE2KSkKICAgIDkwICAg ICAgICAgICAgICAgICAgcmV0dXJuIC1FMkJJRzsKICAgIDkxICAKICAgIDkyICAgICAgICAgIHBh eWxvYWQuYWRkcmVzcyA9IG1zZy0+YWRkcmVzczsKICAgIDkzICAgICAgICAgIHBheWxvYWQuZGF0 YSA9IG1zZy0+YnVmZmVyOwogICAgOTQgICAgICAgICAgcGF5bG9hZC5sZW5ndGggPSBtc2ctPnNp emU7CiAgICA5NSAgICAgICAgICBwYXlsb2FkLnJlcGx5ID0gJm1zZy0+cmVwbHk7CiAgICA5NiAg ICAgICAgICBwYXlsb2FkLmkyY19vdmVyX2F1eCA9IChtc2ctPnJlcXVlc3QgJiBEUF9BVVhfTkFU SVZFX1dSSVRFKSA9PSAwOwogICAgOTcgICAgICAgICAgcGF5bG9hZC53cml0ZSA9IChtc2ctPnJl cXVlc3QgJiBEUF9BVVhfSTJDX1JFQUQpID09IDA7CiAgICA5OCAgICAgICAgICBwYXlsb2FkLm1v dCA9IChtc2ctPnJlcXVlc3QgJiBEUF9BVVhfSTJDX01PVCkgIT0gMDsKICAgIDk5ICAgICAgICAg IHBheWxvYWQuZGVmZXJfZGVsYXkgPSAwOwogICAxMDAgIAogICAxMDEgICAgICAgICAgcmVzdWx0 ID0gZGNfbGlua19hdXhfdHJhbnNmZXJfcmF3KFRPX0RNX0FVWChhdXgpLT5kZGNfc2VydmljZSwg JnBheWxvYWQsCiAgIDEwMiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAm b3BlcmF0aW9uX3Jlc3VsdCk7CiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICBeXl5eXl5eXl5eXl5eXl5eXgpUaGUgcGF0Y2ggYWRkcyBhIG5ldyByZXR1cm4gd2hl cmUgIm9wZXJhdGlvbl9yZXN1bHQiIGlzbid0IGluaXRpYWxpemVkLgoKICAgMTAzICAKICAgMTA0 ICAgICAgICAgIGlmIChwYXlsb2FkLndyaXRlKQogICAxMDUgICAgICAgICAgICAgICAgICByZXN1 bHQgPSBtc2ctPnNpemU7CiAgIDEwNiAgCiAgIDEwNyAgICAgICAgICBpZiAocmVzdWx0IDwgMCkK ICAgMTA4ICAgICAgICAgICAgICAgICAgc3dpdGNoIChvcGVyYXRpb25fcmVzdWx0KSB7CiAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgXl5eXl5eXl5eXl5eXl5eXgoKICAgMTA5ICAgICAg ICAgICAgICAgICAgY2FzZSBBVVhfQ0hBTk5FTF9PUEVSQVRJT05fU1VDQ0VFREVEOgogICAxMTAg ICAgICAgICAgICAgICAgICAgICAgICAgIGJyZWFrOwogICAxMTEgICAgICAgICAgICAgICAgICBj YXNlIEFVWF9DSEFOTkVMX09QRVJBVElPTl9GQUlMRURfSFBEX0RJU0NPTjoKICAgMTEyICAgICAg ICAgICAgICAgICAgY2FzZSBBVVhfQ0hBTk5FTF9PUEVSQVRJT05fRkFJTEVEX1JFQVNPTl9VTktO T1dOOgogICAxMTMgICAgICAgICAgICAgICAgICAgICAgICAgIHJlc3VsdCA9IC1FSU87CiAgIDEx NCAgICAgICAgICAgICAgICAgICAgICAgICAgYnJlYWs7CiAgIDExNSAgICAgICAgICAgICAgICAg IGNhc2UgQVVYX0NIQU5ORUxfT1BFUkFUSU9OX0ZBSUxFRF9JTlZBTElEX1JFUExZOgogICAxMTYg ICAgICAgICAgICAgICAgICAgICAgICAgIHJlc3VsdCA9IC1FQlVTWTsKICAgMTE3ICAgICAgICAg ICAgICAgICAgICAgICAgICBicmVhazsKICAgMTE4ICAgICAgICAgICAgICAgICAgY2FzZSBBVVhf Q0hBTk5FTF9PUEVSQVRJT05fRkFJTEVEX1RJTUVPVVQ6CiAgIDExOSAgICAgICAgICAgICAgICAg ICAgICAgICAgcmVzdWx0ID0gLUVUSU1FRE9VVDsKICAgMTIwICAgICAgICAgICAgICAgICAgICAg ICAgICBicmVhazsKICAgMTIxICAgICAgICAgICAgICAgICAgfQogICAxMjIgIAogICAxMjMgICAg ICAgICAgcmV0dXJuIHJlc3VsdDsKICAgMTI0ICB9CgpyZWdhcmRzLApkYW4gY2FycGVudGVyCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmFtZC1nZnggbWFp bGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJl ZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeA==