From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Christian_K=c3=b6nig?= Subject: Re: [PATCH v2 1/1] drm/amdgpu: Enable scatter gather display support Date: Wed, 28 Mar 2018 09:46:29 +0200 Message-ID: <7cc47f78-66eb-148d-96a2-b97760f767bf@gmail.com> References: <1522189371-13767-1-git-send-email-Samuel.Li@amd.com> Reply-To: christian.koenig-5C7GfCeVMHo@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1522189371-13767-1-git-send-email-Samuel.Li-5C7GfCeVMHo@public.gmane.org> Content-Language: en-US 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: Samuel Li , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org QW0gMjguMDMuMjAxOCB1bSAwMDoyMiBzY2hyaWViIFNhbXVlbCBMaToKPiBJdCdzIGF1dG8gYnkg ZGVmYXVsdC4gRm9yIENaL1NULCBhdXRvIHNldHRpbmcgZW5hYmxlcyBzZyBkaXNwbGF5Cj4gd2hl biB2cmFtIHNpemUgaXMgc21hbGw7IG90aGVyd2lzZSBzdGlsbCB1c2VzIHZyYW0uCj4gVGhpcyBw YXRjaCBmaXhlZCBzb21lIHBvdGVudGlhbCBoYW5nIGlzc3VlIGludHJvZHVjZWQgYnkgY2hhbmdl Cj4gImFsbG93IGZyYW1lYnVmZmVyIGluIEdBUlQgbWVtb3J5IGFzIHdlbGwiIGR1ZSB0byBDWi9T VCBoYXJkd2FyZQo+IGxpbWl0YXRpb24uCgpXZWxsIHRoYXQgaXMgc3RpbGwgYSBOQUsuCgpBcyBk aXNjdXNzZWQgbm93IG11bHRpcGxlIHRpbWVzIHBsZWFzZSBpbXBsZW1lbnQgdGhlIG5lY2Vzc2Fy eSBjaGFuZ2VzIAppbiBNZXNhLgoKUmVnYXJkcywKQ2hyaXN0aWFuLgoKPgo+IHYyOiBDaGFuZ2Ug ZGVmYXVsdCBzZXR0aW5nIHRvIGF1dG8sIGFsc28gc29tZSBtaXNjIGNoYW5nZXMuCj4gU2lnbmVk LW9mZi1ieTogU2FtdWVsIExpIDxTYW11ZWwuTGlAYW1kLmNvbT4KPiAtLS0KPiAgIGRyaXZlcnMv Z3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdS5oICAgICAgICAgICAgICAgfCAgMSArCj4gICBkcml2 ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfZGlzcGxheS5jICAgICAgIHwgMTAgKysrKysr KystLQo+ICAgZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2Rpc3BsYXkuaCAgICAg ICB8ICAyICsrCj4gICBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfZHJ2LmMgICAg ICAgICAgIHwgIDQgKysrKwo+ICAgZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2Zi LmMgICAgICAgICAgICB8ICAyICsrCj4gICBkcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1k Z3B1X2RtL2FtZGdwdV9kbS5jIHwgIDMgKystCj4gICA2IGZpbGVzIGNoYW5nZWQsIDE5IGluc2Vy dGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2FtZC9hbWRncHUvYW1kZ3B1LmggYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHUu aAo+IGluZGV4IGE3ZTIyMjkuLmM5NDIzNjIgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJt L2FtZC9hbWRncHUvYW1kZ3B1LmgKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9h bWRncHUuaAo+IEBAIC0xMjksNiArMTI5LDcgQEAgZXh0ZXJuIGludCBhbWRncHVfbGJwdzsKPiAg IGV4dGVybiBpbnQgYW1kZ3B1X2NvbXB1dGVfbXVsdGlwaXBlOwo+ICAgZXh0ZXJuIGludCBhbWRn cHVfZ3B1X3JlY292ZXJ5Owo+ICAgZXh0ZXJuIGludCBhbWRncHVfZW11X21vZGU7Cj4gK2V4dGVy biBpbnQgYW1kZ3B1X3NnX2Rpc3BsYXk7Cj4gICAKPiAgICNpZmRlZiBDT05GSUdfRFJNX0FNREdQ VV9TSQo+ICAgZXh0ZXJuIGludCBhbWRncHVfc2lfc3VwcG9ydDsKPiBkaWZmIC0tZ2l0IGEvZHJp dmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2Rpc3BsYXkuYyBiL2RyaXZlcnMvZ3B1L2Ry bS9hbWQvYW1kZ3B1L2FtZGdwdV9kaXNwbGF5LmMKPiBpbmRleCA1NDk1YjI5Li4xZTdiOTUwIDEw MDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9kaXNwbGF5LmMK PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfZGlzcGxheS5jCj4gQEAg LTUxMyw4ICs1MTMsMTQgQEAgdWludDMyX3QgYW1kZ3B1X2Rpc3BsYXlfZnJhbWVidWZmZXJfZG9t YWlucyhzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldikKPiAgICNpZiBkZWZpbmVkKENPTkZJR19E Uk1fQU1EX0RDKQo+ICAgCWlmIChhZGV2LT5hc2ljX3R5cGUgPj0gQ0hJUF9DQVJSSVpPICYmIGFk ZXYtPmFzaWNfdHlwZSA8IENISVBfUkFWRU4gJiYKPiAgIAkgICAgYWRldi0+ZmxhZ3MgJiBBTURf SVNfQVBVICYmCj4gLQkgICAgYW1kZ3B1X2RldmljZV9hc2ljX2hhc19kY19zdXBwb3J0KGFkZXYt PmFzaWNfdHlwZSkpCj4gLQkJZG9tYWluIHw9IEFNREdQVV9HRU1fRE9NQUlOX0dUVDsKPiArCSAg ICBhbWRncHVfZGV2aWNlX2FzaWNfaGFzX2RjX3N1cHBvcnQoYWRldi0+YXNpY190eXBlKSkgewo+ ICsJCWlmIChhbWRncHVfc2dfZGlzcGxheSA9PSAxKQo+ICsJCQlkb21haW4gPSBBTURHUFVfR0VN X0RPTUFJTl9HVFQ7Cj4gKwkJZWxzZSBpZiAoYW1kZ3B1X3NnX2Rpc3BsYXkgPT0gLTEpIHsKPiAr CQkJaWYgKGFkZXYtPmdtYy5yZWFsX3ZyYW1fc2l6ZSA8IEFNREdQVV9TR19USFJFU0hPTEQpCj4g KwkJCQlkb21haW4gPSBBTURHUFVfR0VNX0RPTUFJTl9HVFQ7Cj4gKwkJfQo+ICsJfQo+ICAgI2Vu ZGlmCj4gICAKPiAgIAlyZXR1cm4gZG9tYWluOwo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vYW1kL2FtZGdwdS9hbWRncHVfZGlzcGxheS5oIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRn cHUvYW1kZ3B1X2Rpc3BsYXkuaAo+IGluZGV4IDJiMTFkODAuLjJiMjUzOTMgMTAwNjQ0Cj4gLS0t IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2Rpc3BsYXkuaAo+ICsrKyBiL2Ry aXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9kaXNwbGF5LmgKPiBAQCAtMjMsNiArMjMs OCBAQAo+ICAgI2lmbmRlZiBfX0FNREdQVV9ESVNQTEFZX0hfXwo+ICAgI2RlZmluZSBfX0FNREdQ VV9ESVNQTEFZX0hfXwo+ICAgCj4gKyNkZWZpbmUgQU1ER1BVX1NHX1RIUkVTSE9MRCAgKDI1Niox MDI0KjEwMjQpCj4gKwo+ICAgdWludDMyX3QgYW1kZ3B1X2Rpc3BsYXlfZnJhbWVidWZmZXJfZG9t YWlucyhzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldik7Cj4gICBzdHJ1Y3QgZHJtX2ZyYW1lYnVm ZmVyICoKPiAgIGFtZGdwdV9kaXNwbGF5X3VzZXJfZnJhbWVidWZmZXJfY3JlYXRlKHN0cnVjdCBk cm1fZGV2aWNlICpkZXYsCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1 L2FtZGdwdV9kcnYuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9kcnYuYwo+ IGluZGV4IDFiZmNlNzkuLjE5ZjExYTUgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2Ft ZC9hbWRncHUvYW1kZ3B1X2Rydi5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUv YW1kZ3B1X2Rydi5jCj4gQEAgLTEzMiw2ICsxMzIsNyBAQCBpbnQgYW1kZ3B1X2xicHcgPSAtMTsK PiAgIGludCBhbWRncHVfY29tcHV0ZV9tdWx0aXBpcGUgPSAtMTsKPiAgIGludCBhbWRncHVfZ3B1 X3JlY292ZXJ5ID0gLTE7IC8qIGF1dG8gKi8KPiAgIGludCBhbWRncHVfZW11X21vZGUgPSAwOwo+ ICtpbnQgYW1kZ3B1X3NnX2Rpc3BsYXkgPSAtMTsKPiAgIAo+ICAgTU9EVUxFX1BBUk1fREVTQyh2 cmFtbGltaXQsICJSZXN0cmljdCBWUkFNIGZvciB0ZXN0aW5nLCBpbiBtZWdhYnl0ZXMiKTsKPiAg IG1vZHVsZV9wYXJhbV9uYW1lZCh2cmFtbGltaXQsIGFtZGdwdV92cmFtX2xpbWl0LCBpbnQsIDA2 MDApOwo+IEBAIC0yOTAsNiArMjkxLDkgQEAgbW9kdWxlX3BhcmFtX25hbWVkKGdwdV9yZWNvdmVy eSwgYW1kZ3B1X2dwdV9yZWNvdmVyeSwgaW50LCAwNDQ0KTsKPiAgIE1PRFVMRV9QQVJNX0RFU0Mo ZW11X21vZGUsICJFbXVsYXRpb24gbW9kZSwgKDEgPSBlbmFibGUsIDAgPSBkaXNhYmxlKSIpOwo+ ICAgbW9kdWxlX3BhcmFtX25hbWVkKGVtdV9tb2RlLCBhbWRncHVfZW11X21vZGUsIGludCwgMDQ0 NCk7Cj4gICAKPiArTU9EVUxFX1BBUk1fREVTQyhzZ19kaXNwbGF5LCAiRW5hYmxlIHNjYXR0ZXIg Z2F0aGVyIGRpc3BsYXksICgxID0gZW5hYmxlLCAwID0gZGlzYWJsZSwgLTEgPSBhdXRvIik7Cj4g K21vZHVsZV9wYXJhbV9uYW1lZChzZ19kaXNwbGF5LCBhbWRncHVfc2dfZGlzcGxheSwgaW50LCAw NDQ0KTsKPiArCj4gICAjaWZkZWYgQ09ORklHX0RSTV9BTURHUFVfU0kKPiAgIAo+ICAgI2lmIGRl ZmluZWQoQ09ORklHX0RSTV9SQURFT04pIHx8IGRlZmluZWQoQ09ORklHX0RSTV9SQURFT05fTU9E VUxFKQo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfZmIu YyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9mYi5jCj4gaW5kZXggMTIwNjMw MS4uZjU3YzM1NSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRn cHVfZmIuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9mYi5jCj4g QEAgLTEzOCw2ICsxMzgsOCBAQCBzdGF0aWMgaW50IGFtZGdwdWZiX2NyZWF0ZV9waW5uZWRfb2Jq ZWN0KHN0cnVjdCBhbWRncHVfZmJkZXYgKnJmYmRldiwKPiAgIAltb2RlX2NtZC0+cGl0Y2hlc1sw XSA9IGFtZGdwdV9hbGlnbl9waXRjaChhZGV2LCBtb2RlX2NtZC0+d2lkdGgsIGNwcCwKPiAgIAkJ CQkJCSAgZmJfdGlsZWQpOwo+ICAgCWRvbWFpbiA9IGFtZGdwdV9kaXNwbGF5X2ZyYW1lYnVmZmVy X2RvbWFpbnMoYWRldik7Cj4gKwlpZiAoZG9tYWluICYgQU1ER1BVX0dFTV9ET01BSU5fR1RUKQo+ ICsJCURSTV9ERUJVR19EUklWRVIoIlNjYXR0ZXIgZ2F0aGVyIGRpc3BsYXk6IGVuYWJsZWRcbiIp Owo+ICAgCj4gICAJaGVpZ2h0ID0gQUxJR04obW9kZV9jbWQtPmhlaWdodCwgOCk7Cj4gICAJc2l6 ZSA9IG1vZGVfY21kLT5waXRjaGVzWzBdICogaGVpZ2h0Owo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbS5jIGIvZHJpdmVycy9ncHUv ZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9kbS9hbWRncHVfZG0uYwo+IGluZGV4IDY4YWIzMjUuLjdl OWYyNDcgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9k bS9hbWRncHVfZG0uYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVf ZG0vYW1kZ3B1X2RtLmMKPiBAQCAtMzA3NCw3ICszMDc0LDggQEAgc3RhdGljIGludCBkbV9wbGFu ZV9oZWxwZXJfcHJlcGFyZV9mYihzdHJ1Y3QgZHJtX3BsYW5lICpwbGFuZSwKPiAgIAkJZG9tYWlu ID0gQU1ER1BVX0dFTV9ET01BSU5fVlJBTTsKPiAgIAo+ICAgCXIgPSBhbWRncHVfYm9fcGluKHJi bywgZG9tYWluLCAmYWZiLT5hZGRyZXNzKTsKPiAtCj4gKwlyYm8tPnByZWZlcnJlZF9kb21haW5z ID0gZG9tYWluOwo+ICsJcmJvLT5hbGxvd2VkX2RvbWFpbnMgPSBkb21haW47Cj4gICAJYW1kZ3B1 X2JvX3VucmVzZXJ2ZShyYm8pOwo+ICAgCj4gICAJaWYgKHVubGlrZWx5KHIgIT0gMCkpIHsKCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmFtZC1nZnggbWFp bGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJl ZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=