From mboxrd@z Thu Jan 1 00:00:00 1970 From: Trigger Huang Subject: [PATCH] drm/amdgpu: Enable chained IB MCBP support Date: Thu, 27 Apr 2017 03:18:23 -0400 Message-ID: <1493277503-14294-1-git-send-email-trigger.huang@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: Xiangliang.Yu-5C7GfCeVMHo@public.gmane.org, Monk.Liu-5C7GfCeVMHo@public.gmane.org, Trigger Huang U3VwcG9ydCBmb3IgTUNCUC9WaXJ0dWFsaXphdGlvbiBpbiBjb21iaW5hdGlvbiB3aXRoIGNoYWlu ZWQgSUJzIGlzCmZvcm1hbCByZWxlYXNlZCBvbiBmaXJtd2FyZSBmZWF0dXJlIHZlcnNpb24gIzQ2 LiBTbyBlbmFibGUgaXQKYWNjb3JkaW5nIHRvIGZpcm13YXJlIGZlYXR1cmUgdmVyc2lvbiwgb3Ro ZXJ3aXNlLCB3b3JsZCBzd2l0Y2ggd2lsbApoYW5nLgoKU2lnbmVkLW9mZi1ieTogVHJpZ2dlciBI dWFuZyA8dHJpZ2dlci5odWFuZ0BhbWQuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1k Z3B1L2dmeF92OF8wLmMgfCAxNyArKysrKysrKysrKy0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDEx IGluc2VydGlvbnMoKyksIDYgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2FtZC9hbWRncHUvZ2Z4X3Y4XzAuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2dm eF92OF8wLmMKaW5kZXggMmZmNWYxOS4uOWE4YzA0MiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUv ZHJtL2FtZC9hbWRncHUvZ2Z4X3Y4XzAuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdw dS9nZnhfdjhfMC5jCkBAIC05NDEsMTIgKzk0MSw2IEBAIHN0YXRpYyBpbnQgZ2Z4X3Y4XzBfaW5p dF9taWNyb2NvZGUoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpCiAJY3BfaGRyID0gKGNvbnN0 IHN0cnVjdCBnZnhfZmlybXdhcmVfaGVhZGVyX3YxXzAgKilhZGV2LT5nZngubWVfZnctPmRhdGE7 CiAJYWRldi0+Z2Z4Lm1lX2Z3X3ZlcnNpb24gPSBsZTMyX3RvX2NwdShjcF9oZHItPmhlYWRlci51 Y29kZV92ZXJzaW9uKTsKIAotCS8qIGNoYWluIGliIHVjb2RlIGlzbid0IGZvcm1hbCByZWxlYXNl ZCwganVzdCBkaXNhYmxlIGl0IGJ5IGZhcgotCSAqIFRPRE86IHdoZW4gdWNvZCByZWFkeSB3ZSBz aG91bGQgdXNlIHVjb2RlIHZlcnNpb24gdG8ganVkZ2UgaWYKLQkgKiBjaGFpbi1pYiBzdXBwb3J0 IG9yIG5vdC4KLQkgKi8KLQlhZGV2LT52aXJ0LmNoYWluZWRfaWJfc3VwcG9ydCA9IGZhbHNlOwot CiAJYWRldi0+Z2Z4Lm1lX2ZlYXR1cmVfdmVyc2lvbiA9IGxlMzJfdG9fY3B1KGNwX2hkci0+dWNv ZGVfZmVhdHVyZV92ZXJzaW9uKTsKIAogCXNucHJpbnRmKGZ3X25hbWUsIHNpemVvZihmd19uYW1l KSwgImFtZGdwdS8lc19jZS5iaW4iLCBjaGlwX25hbWUpOwpAQCAtOTYwLDYgKzk1NCwxNyBAQCBz dGF0aWMgaW50IGdmeF92OF8wX2luaXRfbWljcm9jb2RlKHN0cnVjdCBhbWRncHVfZGV2aWNlICph ZGV2KQogCWFkZXYtPmdmeC5jZV9md192ZXJzaW9uID0gbGUzMl90b19jcHUoY3BfaGRyLT5oZWFk ZXIudWNvZGVfdmVyc2lvbik7CiAJYWRldi0+Z2Z4LmNlX2ZlYXR1cmVfdmVyc2lvbiA9IGxlMzJf dG9fY3B1KGNwX2hkci0+dWNvZGVfZmVhdHVyZV92ZXJzaW9uKTsKIAorCS8qCisJICogU3VwcG9y dCBmb3IgTUNCUC9WaXJ0dWFsaXphdGlvbiBpbiBjb21iaW5hdGlvbiB3aXRoIGNoYWluZWQgSUJz IGlzCisJICogZm9ybWFsIHJlbGVhc2VkIG9uIGZlYXR1cmUgdmVyc2lvbiAjNDYKKwkgKi8KKwlp ZiAoYWRldi0+Z2Z4LmNlX2ZlYXR1cmVfdmVyc2lvbiA+PSA0NiAmJgorCSAgICBhZGV2LT5nZngu cGZwX2ZlYXR1cmVfdmVyc2lvbiA+PSA0NikgeworCQlhZGV2LT52aXJ0LmNoYWluZWRfaWJfc3Vw cG9ydCA9IHRydWU7CisJCURSTV9JTkZPKCJDaGFpbmVkIElCIHN1cHBvcnQgZW5hYmxlZCFcbiIp OworCX0gZWxzZQorCQlhZGV2LT52aXJ0LmNoYWluZWRfaWJfc3VwcG9ydCA9IGZhbHNlOworCiAJ c25wcmludGYoZndfbmFtZSwgc2l6ZW9mKGZ3X25hbWUpLCAiYW1kZ3B1LyVzX3JsYy5iaW4iLCBj aGlwX25hbWUpOwogCWVyciA9IHJlcXVlc3RfZmlybXdhcmUoJmFkZXYtPmdmeC5ybGNfZncsIGZ3 X25hbWUsIGFkZXYtPmRldik7CiAJaWYgKGVycikKLS0gCjIuNy40CgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQt Z2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK