From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dan Carpenter Subject: [bug report] drm/amdkfd: Add DMABuf import functionality Date: Fri, 14 Dec 2018 18:01:13 +0300 Message-ID: <20181214150113.GA10936@kadam> 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: Felix.Kuehling-5C7GfCeVMHo@public.gmane.org Cc: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org SGVsbG8gRmVsaXggS3VlaGxpbmcsCgpUaGUgcGF0Y2ggMWRkZTBlYTk1Yjc4OiAiZHJtL2FtZGtm ZDogQWRkIERNQUJ1ZiBpbXBvcnQgZnVuY3Rpb25hbGl0eSIKZnJvbSBOb3YgMjAsIDIwMTgsIGxl YWRzIHRvIHRoZSBmb2xsb3dpbmcgc3RhdGljIGNoZWNrZXIgd2FybmluZzoKCglkcml2ZXJzL2dw dS9kcm0vYW1kL2FtZGdwdS8uLi9hbWRrZmQva2ZkX2NoYXJkZXYuYzoxNjQzIGtmZF9pb2N0bF9p bXBvcnRfZG1hYnVmKCkKCWVycm9yOiAnZG1hYnVmJyBkZXJlZmVyZW5jaW5nIHBvc3NpYmxlIEVS Ul9QVFIoKQoKZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvLi4vYW1ka2ZkL2tmZF9jaGFyZGV2 LmMKICAxNjE1ICBzdGF0aWMgaW50IGtmZF9pb2N0bF9pbXBvcnRfZG1hYnVmKHN0cnVjdCBmaWxl ICpmaWxlcCwKICAxNjE2ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHN0cnVj dCBrZmRfcHJvY2VzcyAqcCwgdm9pZCAqZGF0YSkKICAxNjE3ICB7CiAgMTYxOCAgICAgICAgICBz dHJ1Y3Qga2ZkX2lvY3RsX2ltcG9ydF9kbWFidWZfYXJncyAqYXJncyA9IGRhdGE7CiAgMTYxOSAg ICAgICAgICBzdHJ1Y3Qga2ZkX3Byb2Nlc3NfZGV2aWNlICpwZGQ7CiAgMTYyMCAgICAgICAgICBz dHJ1Y3QgZG1hX2J1ZiAqZG1hYnVmOwogIDE2MjEgICAgICAgICAgc3RydWN0IGtmZF9kZXYgKmRl djsKICAxNjIyICAgICAgICAgIGludCBpZHJfaGFuZGxlOwogIDE2MjMgICAgICAgICAgdWludDY0 X3Qgc2l6ZTsKICAxNjI0ICAgICAgICAgIHZvaWQgKm1lbTsKICAxNjI1ICAgICAgICAgIGludCBy OwogIDE2MjYgIAogIDE2MjcgICAgICAgICAgZGV2ID0ga2ZkX2RldmljZV9ieV9pZChhcmdzLT5n cHVfaWQpOwogIDE2MjggICAgICAgICAgaWYgKCFkZXYpCiAgMTYyOSAgICAgICAgICAgICAgICAg IHJldHVybiAtRUlOVkFMOwogIDE2MzAgIAogIDE2MzEgICAgICAgICAgZG1hYnVmID0gZG1hX2J1 Zl9nZXQoYXJncy0+ZG1hYnVmX2ZkKTsKICAgICAgICAgICAgICAgICAgICAgICAgIF5eXl5eXl5e Xl5eXgpyZXR1cm5zIGVycm9yIHBvaW50ZXJzIGFuZCBtYXliZSBOVUxMIGFzIHdlbGw/CgogIDE2 MzIgICAgICAgICAgaWYgKCFkbWFidWYpCiAgMTYzMyAgICAgICAgICAgICAgICAgIHJldHVybiAt RUlOVkFMOwogIDE2MzQgIAogIDE2MzUgICAgICAgICAgbXV0ZXhfbG9jaygmcC0+bXV0ZXgpOwog IDE2MzYgIAogIDE2MzcgICAgICAgICAgcGRkID0ga2ZkX2JpbmRfcHJvY2Vzc190b19kZXZpY2Uo ZGV2LCBwKTsKICAxNjM4ICAgICAgICAgIGlmIChJU19FUlIocGRkKSkgewogIDE2MzkgICAgICAg ICAgICAgICAgICByID0gUFRSX0VSUihwZGQpOwogIDE2NDAgICAgICAgICAgICAgICAgICBnb3Rv IGVycl91bmxvY2s7CiAgMTY0MSAgICAgICAgICB9CiAgMTY0MiAgCiAgMTY0MyAgICAgICAgICBy ID0gYW1kZ3B1X2FtZGtmZF9ncHV2bV9pbXBvcnRfZG1hYnVmKGRldi0+a2dkLCBkbWFidWYsCiAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICBeXl5eXl4KRGVyZWZlcmVuY2VkIGluc2lkZSBmdW5jdGlvbi4KCiAgMTY0NCAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGFyZ3MtPnZhX2FkZHIsIHBk ZC0+dm0sCiAgMTY0NSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgIChzdHJ1Y3Qga2dkX21lbSAqKikmbWVtLCAmc2l6ZSwKICAxNjQ2ICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgTlVMTCk7CiAgMTY0NyAgICAgICAgICBp ZiAocikKICAxNjQ4ICAgICAgICAgICAgICAgICAgZ290byBlcnJfdW5sb2NrOwoKcmVnYXJkcywK ZGFuIGNhcnBlbnRlcgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpo dHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK