From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Deucher Subject: Re: [PATCH 2/3] drm/amdgpu:implement META-DATA write routines Date: Fri, 13 Jan 2017 11:28:01 -0500 Message-ID: References: <1484206893-18806-1-git-send-email-Monk.Liu@amd.com> <1484206893-18806-3-git-send-email-Monk.Liu@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1484206893-18806-3-git-send-email-Monk.Liu-5C7GfCeVMHo@public.gmane.org> 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: Monk Liu Cc: amd-gfx list T24gVGh1LCBKYW4gMTIsIDIwMTcgYXQgMjo0MSBBTSwgTW9uayBMaXUgPE1vbmsuTGl1QGFtZC5j b20+IHdyb3RlOgo+IENoYW5nZS1JZDogSTY2MDA3YTdmN2U0ZTI3ZmIxMjkxMjFmMzYxNDNkY2Uz Y2ZiNDM3MzgKPiBTaWduZWQtb2ZmLWJ5OiBNb25rIExpdSA8TW9uay5MaXVAYW1kLmNvbT4KPiAt LS0KPiAgZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1LmggICB8IDMxICsrKysrKysr KysrKysrKysrKwo+ICBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9nZnhfdjhfMC5jIHwgNjEg KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysKPiAgMiBmaWxlcyBjaGFuZ2VkLCA5 MiBpbnNlcnRpb25zKCspCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRn cHUvYW1kZ3B1LmggYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHUuaAo+IGluZGV4 IGU5OTgzZmIuLjIwMzlkYTcgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRn cHUvYW1kZ3B1LmgKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHUuaAo+ IEBAIC0xNTk5LDYgKzE1OTksMzcgQEAgc3RhdGljIGlubGluZSB2b2lkIGFtZGdwdV9yaW5nX3dy aXRlKHN0cnVjdCBhbWRncHVfcmluZyAqcmluZywgdWludDMyX3QgdikKPiAgICAgICAgIHJpbmct PmNvdW50X2R3LS07Cj4gIH0KPgo+ICtzdGF0aWMgaW5saW5lIHZvaWQgYW1kZ3B1X3Jpbmdfd3Jp dGVfbXVsdGlwbGUoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nLCB2b2lkICpzcmMsIGludCBjb3Vu dF9kdykKPiArewo+ICsgICAgICAgdW5zaWduZWQgb2NjdXBpZWQsIGNodW5rMSwgY2h1bmsyOwo+ ICsgICAgICAgdm9pZCAqZHN0Owo+ICsKPiArICAgICAgIGlmIChyaW5nLT5jb3VudF9kdyA8IGNv dW50X2R3KQo+ICsgICAgICAgICAgICAgICBEUk1fRVJST1IoImFtZGdwdTogd3JpdGluZyBtb3Jl IGR3b3JkcyB0byB0aGUgcmluZyB0aGFuIGV4cGVjdGVkIVxuIik7Cj4gKyAgICAgICBlbHNlIHsK ClBhcmVucyBjb2Rpbmcgc3R5bGUgYXMgbm90ZWQgYnkgQ2hyaXN0aWFuLiAgQWxzbywgdGhpcyBi ZWhhdmlvcgpkaWZmZXJzIGZyb20gYW1kZ3B1X3Jpbmdfd3JpdGUoKSB3aGljaCBjb21wbGV0ZXMg dGhlIHdyaXRlcyBhbnl3YXkuCgo+ICsgICAgICAgICAgICAgICBvY2N1cGllZCA9IHJpbmctPndw dHIgJiByaW5nLT5wdHJfbWFzazsKPiArICAgICAgICAgICAgICAgZHN0ID0gKHZvaWQgKikmcmlu Zy0+cmluZ1tvY2N1cGllZF07Cj4gKyAgICAgICAgICAgICAgIGNodW5rMSA9IHJpbmctPnB0cl9t YXNrICsgMSAtIG9jY3VwaWVkOwo+ICsgICAgICAgICAgICAgICBjaHVuazEgPSAoY2h1bmsxID49 IGNvdW50X2R3KSA/IGNvdW50X2R3OiBjaHVuazE7Cj4gKyAgICAgICAgICAgICAgIGNodW5rMiA9 IGNvdW50X2R3IC0gY2h1bmsxOwo+ICsgICAgICAgICAgICAgICBjaHVuazEgPDw9IDI7Cj4gKyAg ICAgICAgICAgICAgIGNodW5rMiA8PD0gMjsKPiArICAgICAgICAgICAgICAgaWYgKGNodW5rMSkg ewo+ICsgICAgICAgICAgICAgICAgICAgICAgIG1lbWNweShkc3QsIHNyYywgY2h1bmsxKTsKPiAr ICAgICAgICAgICAgICAgfQo+ICsKPiArICAgICAgICAgICAgICAgaWYgKGNodW5rMikgewo+ICsg ICAgICAgICAgICAgICAgICAgICAgIHNyYyArPSBjaHVuazE7Cj4gKyAgICAgICAgICAgICAgICAg ICAgICAgZHN0ID0gKHZvaWQgKilyaW5nLT5yaW5nOwo+ICsgICAgICAgICAgICAgICAgICAgICAg IG1lbWNweShkc3QsIHNyYywgY2h1bmsyKTsKPiArICAgICAgICAgICAgICAgfQo+ICsKPiArICAg ICAgICAgICAgICAgcmluZy0+d3B0ciArPSBjb3VudF9kdzsKPiArICAgICAgICAgICAgICAgcmlu Zy0+d3B0ciAmPSByaW5nLT5wdHJfbWFzazsKPiArICAgICAgICAgICAgICAgcmluZy0+Y291bnRf ZHcgLT0gY291bnRfZHc7Cj4gKyAgICAgICB9Cj4gK30KPiArCgpUaGlzIGh1bmsgc2hvdWxkIGJl IGEgc2VwYXJhdGUgcGF0Y2guCgoKPiAgc3RhdGljIGlubGluZSBzdHJ1Y3QgYW1kZ3B1X3NkbWFf aW5zdGFuY2UgKgo+ICBhbWRncHVfZ2V0X3NkbWFfaW5zdGFuY2Uoc3RydWN0IGFtZGdwdV9yaW5n ICpyaW5nKQo+ICB7Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2dm eF92OF8wLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9nZnhfdjhfMC5jCj4gaW5kZXgg Mzc1Nzg0ZC4uM2U4Y2ZmMyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdw dS9nZnhfdjhfMC5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvZ2Z4X3Y4XzAu Ywo+IEBAIC02NTcsNiArNjU3LDggQEAgc3RhdGljIHZvaWQgZ2Z4X3Y4XzBfc2V0X2dkc19pbml0 KHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2KTsKPiAgc3RhdGljIHZvaWQgZ2Z4X3Y4XzBfc2V0 X3JsY19mdW5jcyhzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldik7Cj4gIHN0YXRpYyB1MzIgZ2Z4 X3Y4XzBfZ2V0X2NzYl9zaXplKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2KTsKPiAgc3RhdGlj IHZvaWQgZ2Z4X3Y4XzBfZ2V0X2N1X2luZm8oc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpOwo+ ICtzdGF0aWMgdm9pZCBnZnhfdjhfMF9yaW5nX2VtaXRfY2VfbWV0YV9pbml0KHN0cnVjdCBhbWRn cHVfcmluZyAqcmluZywgdWludDY0X3QgYWRkcik7Cj4gK3N0YXRpYyB2b2lkIGdmeF92OF8wX3Jp bmdfZW1pdF9kZV9tZXRhX2luaXQoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nLCB1aW50NjRfdCBh ZGRyKTsKPgo+ICBzdGF0aWMgdm9pZCBnZnhfdjhfMF9pbml0X2dvbGRlbl9yZWdpc3RlcnMoc3Ry dWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpCj4gIHsKPiBAQCAtNzIxMiwzICs3MjE0LDYyIEBAIGNv bnN0IHN0cnVjdCBhbWRncHVfaXBfYmxvY2tfdmVyc2lvbiBnZnhfdjhfMV9pcF9ibG9jayA9Cj4g ICAgICAgICAucmV2ID0gMCwKPiAgICAgICAgIC5mdW5jcyA9ICZnZnhfdjhfMF9pcF9mdW5jcywK PiAgfTsKPiArCj4gK3N0YXRpYyB2b2lkIGdmeF92OF8wX3JpbmdfZW1pdF9jZV9tZXRhX2luaXQo c3RydWN0IGFtZGdwdV9yaW5nICpyaW5nLCB1aW50NjRfdCBjc2FfYWRkcikKPiArewo+ICsgICAg ICAgdWludDY0X3QgY2VfcGF5bG9hZF9hZGRyOwo+ICsgICAgICAgaW50IGNudF9jZTsKPiArICAg ICAgIHN0YXRpYyB1bmlvbiB7Cj4gKyAgICAgICAgICAgICAgIHN0cnVjdCBhbWRncHVfY2VfaWJf c3RhdGUgcmVndWxhcjsKPiArICAgICAgICAgICAgICAgc3RydWN0IGFtZGdwdV9jZV9pYl9zdGF0 ZV9jaGFpbmVkX2liIGNoYWluZWQ7Cj4gKyAgICAgICB9IGNlX3BheWxvYWQgPSB7MH07Cj4gKwo+ ICsgICAgICAgaWYgKHJpbmctPmFkZXYtPnZpcnQuY2hhaW5lZF9pYl9zdXBwb3J0KSB7Cj4gKyAg ICAgICAgICAgICAgIGNlX3BheWxvYWRfYWRkciA9IGNzYV9hZGRyICsgb2Zmc2V0b2Yoc3RydWN0 IGFtZGdwdV9nZnhfbWV0YV9kYXRhX2NoYWluZWRfaWIsIGNlX3BheWxvYWQpOwo+ICsgICAgICAg ICAgICAgICBjbnRfY2UgPSAoc2l6ZW9mKGNlX3BheWxvYWQuY2hhaW5lZCkgPj4gMikgKyA0IC0g MjsKPiArICAgICAgIH0gZWxzZSB7Cj4gKyAgICAgICAgICAgICAgIGNlX3BheWxvYWRfYWRkciA9 IGNzYV9hZGRyICsgb2Zmc2V0b2Yoc3RydWN0IGFtZGdwdV9nZnhfbWV0YV9kYXRhLCBjZV9wYXls b2FkKTsKPiArICAgICAgICAgICAgICAgY250X2NlID0gKHNpemVvZihjZV9wYXlsb2FkLnJlZ3Vs YXIpID4+IDIpICsgNCAtIDI7Cj4gKyAgICAgICB9Cj4gKwo+ICsgICAgICAgYW1kZ3B1X3Jpbmdf d3JpdGUocmluZywgUEFDS0VUMyhQQUNLRVQzX1dSSVRFX0RBVEEsIGNudF9jZSkpOwo+ICsgICAg ICAgYW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgKFdSSVRFX0RBVEFfRU5HSU5FX1NFTCgyKSB8Cj4g KyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBXUklURV9EQVRBX0RTVF9TRUwoOCkgfAo+ ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgV1JfQ09ORklSTSkgfAo+ICsgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgV1JJVEVfREFUQV9DQUNIRV9QT0xJQ1koMCkpOwo+ICsg ICAgICAgYW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgbG93ZXJfMzJfYml0cyhjZV9wYXlsb2FkX2Fk ZHIpKTsKPiArICAgICAgIGFtZGdwdV9yaW5nX3dyaXRlKHJpbmcsIHVwcGVyXzMyX2JpdHMoY2Vf cGF5bG9hZF9hZGRyKSk7Cj4gKyAgICAgICBhbWRncHVfcmluZ193cml0ZV9tdWx0aXBsZShyaW5n LCAodm9pZCAqKSZjZV9wYXlsb2FkLCBjbnRfY2UgLSAyKTsKPiArfQo+ICsKPiArc3RhdGljIHZv aWQgZ2Z4X3Y4XzBfcmluZ19lbWl0X2RlX21ldGFfaW5pdChzdHJ1Y3QgYW1kZ3B1X3JpbmcgKnJp bmcsIHVpbnQ2NF90IGNzYV9hZGRyKQo+ICt7Cj4gKyAgICAgICB1aW50NjRfdCBkZV9wYXlsb2Fk X2FkZHIsIGdkc19hZGRyOwo+ICsgICAgICAgaW50IGNudF9kZTsKPiArICAgICAgIHN0YXRpYyB1 bmlvbiB7Cj4gKyAgICAgICAgICAgICAgIHN0cnVjdCBhbWRncHVfZGVfaWJfc3RhdGUgcmVndWxh cjsKPiArICAgICAgICAgICAgICAgc3RydWN0IGFtZGdwdV9kZV9pYl9zdGF0ZV9jaGFpbmVkX2li IGNoYWluZWQ7Cj4gKyAgICAgICB9IGRlX3BheWxvYWQgPSB7MH07Cj4gKwo+ICsgICAgICAgZ2Rz X2FkZHIgPSBjc2FfYWRkciArIDQwOTY7Cj4gKyAgICAgICBpZiAocmluZy0+YWRldi0+dmlydC5j aGFpbmVkX2liX3N1cHBvcnQpIHsKPiArICAgICAgICAgICAgICAgZGVfcGF5bG9hZC5jaGFpbmVk Lmdkc19iYWNrdXBfYWRkcmxvID0gbG93ZXJfMzJfYml0cyhnZHNfYWRkcik7Cj4gKyAgICAgICAg ICAgICAgIGRlX3BheWxvYWQuY2hhaW5lZC5nZHNfYmFja3VwX2FkZHJoaSA9IHVwcGVyXzMyX2Jp dHMoZ2RzX2FkZHIpOwo+ICsgICAgICAgICAgICAgICBkZV9wYXlsb2FkX2FkZHIgPSBjc2FfYWRk ciArIG9mZnNldG9mKHN0cnVjdCBhbWRncHVfZ2Z4X21ldGFfZGF0YV9jaGFpbmVkX2liLCBkZV9w YXlsb2FkKTsKPiArICAgICAgICAgICAgICAgY250X2RlID0gKHNpemVvZihkZV9wYXlsb2FkLmNo YWluZWQpID4+IDIpICsgNCAtIDI7Cj4gKyAgICAgICB9IGVsc2Ugewo+ICsgICAgICAgICAgICAg ICBkZV9wYXlsb2FkLnJlZ3VsYXIuZ2RzX2JhY2t1cF9hZGRybG8gPSBsb3dlcl8zMl9iaXRzKGdk c19hZGRyKTsKPiArICAgICAgICAgICAgICAgZGVfcGF5bG9hZC5yZWd1bGFyLmdkc19iYWNrdXBf YWRkcmhpID0gdXBwZXJfMzJfYml0cyhnZHNfYWRkcik7Cj4gKyAgICAgICAgICAgICAgIGRlX3Bh eWxvYWRfYWRkciA9IGNzYV9hZGRyICsgb2Zmc2V0b2Yoc3RydWN0IGFtZGdwdV9nZnhfbWV0YV9k YXRhLCBkZV9wYXlsb2FkKTsKPiArICAgICAgICAgICAgICAgY250X2RlID0gKHNpemVvZihkZV9w YXlsb2FkLnJlZ3VsYXIpID4+IDIpICsgNCAtIDI7Cj4gKyAgICAgICB9Cj4gKwo+ICsgICAgICAg YW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgUEFDS0VUMyhQQUNLRVQzX1dSSVRFX0RBVEEsIGNudF9k ZSkpOwo+ICsgICAgICAgYW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgKFdSSVRFX0RBVEFfRU5HSU5F X1NFTCgxKSB8Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBXUklURV9EQVRBX0RT VF9TRUwoOCkgfAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgV1JfQ09ORklSTSkg fAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgV1JJVEVfREFUQV9DQUNIRV9QT0xJ Q1koMCkpOwo+ICsgICAgICAgYW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgbG93ZXJfMzJfYml0cyhk ZV9wYXlsb2FkX2FkZHIpKTsKPiArICAgICAgIGFtZGdwdV9yaW5nX3dyaXRlKHJpbmcsIHVwcGVy XzMyX2JpdHMoZGVfcGF5bG9hZF9hZGRyKSk7Cj4gKyAgICAgICBhbWRncHVfcmluZ193cml0ZV9t dWx0aXBsZShyaW5nLCAodm9pZCAqKSZkZV9wYXlsb2FkLCBjbnRfZGUgLSAyKTsKPiArfQo+IC0t Cj4gMi43LjQKPgo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCj4gYW1kLWdmeCBtYWlsaW5nIGxpc3QKPiBhbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y Zwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdm eApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQtZ2Z4 IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK