From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?Q2hyaXN0aWFuIEvDtm5pZw==?= Subject: Re: [PATCH 02/83] drm/radeon: reduce number of free VMIDs and pipes in KV Date: Sat, 12 Jul 2014 11:00:17 +0200 Message-ID: <53C0F921.2030909@amd.com> References: <1405029027-6085-1-git-send-email-oded.gabbay@amd.com> <20140711160516.GC1870@gmail.com> <53C00E6E.4040908@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from na01-bn1-obe.outbound.protection.outlook.com (mail-bn1blp0181.outbound.protection.outlook.com [207.46.163.181]) by gabe.freedesktop.org (Postfix) with ESMTP id B5D516E253 for ; Sat, 12 Jul 2014 02:00:26 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Alex Deucher Cc: Oded Gabbay , Andrew Lewycky , LKML , Maling list - DRI developers , Alex Deucher List-Id: dri-devel@lists.freedesktop.org QW0gMTEuMDcuMjAxNCAxODoyMiwgc2NocmllYiBBbGV4IERldWNoZXI6Cj4gT24gRnJpLCBKdWwg MTEsIDIwMTQgYXQgMTI6MTggUE0sIENocmlzdGlhbiBLw7ZuaWcKPiA8Y2hyaXN0aWFuLmtvZW5p Z0BhbWQuY29tPiB3cm90ZToKPj4gQW0gMTEuMDcuMjAxNCAxODowNSwgc2NocmllYiBKZXJvbWUg R2xpc3NlOgo+Pgo+Pj4gT24gRnJpLCBKdWwgMTEsIDIwMTQgYXQgMTI6NTA6MDJBTSArMDMwMCwg T2RlZCBHYWJiYXkgd3JvdGU6Cj4+Pj4gVG8gc3VwcG9ydCBIU0Egb24gS1YsIHdlIG5lZWQgdG8g bGltaXQgdGhlIG51bWJlciBvZiB2bWlkcyBhbmQgcGlwZXMKPj4+PiB0aGF0IGFyZSBhdmFpbGFi bGUgZm9yIHJhZGVvbidzIHVzZSB3aXRoIEtWLgo+Pj4+Cj4+Pj4gVGhpcyBwYXRjaCByZXNlcnZl cyBWTUlEcyA4LTE1IGZvciBLRkQgKHNvIHJhZGVvbiBjYW4gb25seSB1c2UgVk1JRHMKPj4+PiAw LTcpIGFuZCBhbHNvIG1ha2VzIHJhZGVvbiB0aGlua3MgdGhhdCBLViBoYXMgb25seSBhIHNpbmds ZSBNRUMgd2l0aCBhCj4+Pj4gc2luZ2xlCj4+Pj4gcGlwZSBpbiBpdAo+Pj4+Cj4+Pj4gU2lnbmVk LW9mZi1ieTogT2RlZCBHYWJiYXkgPG9kZWQuZ2FiYmF5QGFtZC5jb20+Cj4+PiBSZXZpZXdlZC1i eTogSsOpcsO0bWUgR2xpc3NlIDxqZ2xpc3NlQHJlZGhhdC5jb20+Cj4+Cj4+IEF0IGxlYXN0IGZy byB0aGUgVk1JRHMgb24gZGVtYW5kIGFsbG9jYXRpb24gc2hvdWxkIGJlIHRyaXZpYWwgdG8gaW1w bGVtZW50LAo+PiBzbyBJIHdvdWxkIHJhdGhlciBwcmVmZXIgdGhpcyBpbnN0ZWFkIG9mIGEgZml4 ZWQgYXNzaWdubWVudC4KPiBJSVJDLCB0aGUgd2F5IHRoZSBDUCBodyBzY2hlZHVsZXIgd29ya3Mg eW91IGhhdmUgdG8gZ2l2ZSBpdCBhIHJhbmdlIG9mCj4gdm1pZHMgYW5kIGl0IGFzc2lnbnMgdGhl bSBkeW5hbWljYWxseSBhcyBxdWV1ZXMgYXJlIG1hcHBlZCBzbwo+IGVmZmVjdGl2ZWx5IHRoZXkg YXJlIHBvdGVudGlhbGx5IGluIHVzZSBvbmNlIHRoZSBDUCBzY2hlZHVsZXIgaXMgc2V0Cj4gdXAu CgpUaGF0J3Mgbm90IHdoYXQgSSBtZWFudC4gQ2hhbmdpbmcgaXQgY29tcGxldGVseSBvbiB0aGUg Zmx5IGlzIG5pY2UgdG8gCmhhdmUsIGJ1dCB3ZSBzaG91bGQgYXQgbGVhc3QgbWFrZSBpdCBjb25m aWd1cmFibGUgYXMgYSBtb2R1bGUgcGFyYW1ldGVyLgoKQW5kIGV2ZW4gaWYgd2UgaGFyZGNvZGUg aXQgd2Ugc2hvdWxkIHVzZSBhIGRlZmluZSBmb3IgaXQgc29tZXdoZXJlIAppbnN0ZWFkIG9mIGhh cmRjb2RpbmcgOCBWTUlEcyBvbiB0aGUgS0dEIHNpZGUgYW5kIDggVk1JRHMgb24gS0ZEIHNpZGUg CndpdGhvdXQgYW55IHJlbGF0aW9uIHRvIGVhY2ggb3RoZXIuCgpDaHJpc3RpYW4uCgo+IEFsZXgK Pgo+Cj4+IENocmlzdGlhbi4KPj4KPj4KPj4+PiAtLS0KPj4+PiAgICBkcml2ZXJzL2dwdS9kcm0v cmFkZW9uL2Npay5jIHwgNDgKPj4+PiArKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tLS0t LS0tLS0tLS0tLQo+Pj4+ICAgIDEgZmlsZSBjaGFuZ2VkLCAyNCBpbnNlcnRpb25zKCspLCAyNCBk ZWxldGlvbnMoLSkKPj4+Pgo+Pj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vcmFkZW9u L2Npay5jIGIvZHJpdmVycy9ncHUvZHJtL3JhZGVvbi9jaWsuYwo+Pj4+IGluZGV4IDRiZmMyYzAu LmUwYzgwNTIgMTAwNjQ0Cj4+Pj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL3JhZGVvbi9jaWsuYwo+ Pj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9yYWRlb24vY2lrLmMKPj4+PiBAQCAtNDY2MiwxMiAr NDY2MiwxMSBAQCBzdGF0aWMgaW50IGNpa19tZWNfaW5pdChzdHJ1Y3QgcmFkZW9uX2RldmljZQo+ Pj4+ICpyZGV2KQo+Pj4+ICAgICAgICAgIC8qCj4+Pj4gICAgICAgICAgICogS1Y6ICAgIDIgTUVD LCA0IFBpcGVzL01FQywgOCBRdWV1ZXMvUGlwZSAtIDY0IFF1ZXVlcyB0b3RhbAo+Pj4+ICAgICAg ICAgICAqIENJL0tCOiAxIE1FQywgNCBQaXBlcy9NRUMsIDggUXVldWVzL1BpcGUgLSAzMiBRdWV1 ZXMgdG90YWwKPj4+PiArICAgICAgICAqIE5vbmV0aGVsZXNzLCB3ZSBhc3NpZ24gb25seSAxIHBp cGUgYmVjYXVzZSBhbGwgb3RoZXIgcGlwZXMKPj4+PiB3aWxsCj4+Pj4gKyAgICAgICAgKiBiZSBo YW5kbGVkIGJ5IEtGRAo+Pj4+ICAgICAgICAgICAqLwo+Pj4+IC0gICAgICAgaWYgKHJkZXYtPmZh bWlseSA9PSBDSElQX0tBVkVSSSkKPj4+PiAtICAgICAgICAgICAgICAgcmRldi0+bWVjLm51bV9t ZWMgPSAyOwo+Pj4+IC0gICAgICAgZWxzZQo+Pj4+IC0gICAgICAgICAgICAgICByZGV2LT5tZWMu bnVtX21lYyA9IDE7Cj4+Pj4gLSAgICAgICByZGV2LT5tZWMubnVtX3BpcGUgPSA0Owo+Pj4+ICsg ICAgICAgcmRldi0+bWVjLm51bV9tZWMgPSAxOwo+Pj4+ICsgICAgICAgcmRldi0+bWVjLm51bV9w aXBlID0gMTsKPj4+PiAgICAgICAgICByZGV2LT5tZWMubnVtX3F1ZXVlID0gcmRldi0+bWVjLm51 bV9tZWMgKiByZGV2LT5tZWMubnVtX3BpcGUgKiA4Owo+Pj4+ICAgICAgICAgIGlmIChyZGV2LT5t ZWMuaHBkX2VvcF9vYmogPT0gTlVMTCkgewo+Pj4+IEBAIC00ODA5LDI4ICs0ODA4LDI0IEBAIHN0 YXRpYyBpbnQgY2lrX2NwX2NvbXB1dGVfcmVzdW1lKHN0cnVjdAo+Pj4+IHJhZGVvbl9kZXZpY2Ug KnJkZXYpCj4+Pj4gICAgICAgICAgLyogaW5pdCB0aGUgcGlwZXMgKi8KPj4+PiAgICAgICAgICBt dXRleF9sb2NrKCZyZGV2LT5zcmJtX211dGV4KTsKPj4+PiAtICAgICAgIGZvciAoaSA9IDA7IGkg PCAocmRldi0+bWVjLm51bV9waXBlICogcmRldi0+bWVjLm51bV9tZWMpOyBpKyspIHsKPj4+PiAt ICAgICAgICAgICAgICAgaW50IG1lID0gKGkgPCA0KSA/IDEgOiAyOwo+Pj4+IC0gICAgICAgICAg ICAgICBpbnQgcGlwZSA9IChpIDwgNCkgPyBpIDogKGkgLSA0KTsKPj4+PiAgICAtICAgICAgICAg ICAgIGVvcF9ncHVfYWRkciA9IHJkZXYtPm1lYy5ocGRfZW9wX2dwdV9hZGRyICsgKGkgKgo+Pj4+ IE1FQ19IUERfU0laRSAqIDIpOwo+Pj4+ICsgICAgICAgZW9wX2dwdV9hZGRyID0gcmRldi0+bWVj LmhwZF9lb3BfZ3B1X2FkZHI7Cj4+Pj4gICAgLSAgICAgICAgICAgICBjaWtfc3JibV9zZWxlY3Qo cmRldiwgbWUsIHBpcGUsIDAsIDApOwo+Pj4+ICsgICAgICAgY2lrX3NyYm1fc2VsZWN0KHJkZXYs IDAsIDAsIDAsIDApOwo+Pj4+ICAgIC0gICAgICAgICAgICAgLyogd3JpdGUgdGhlIEVPUCBhZGRy ICovCj4+Pj4gLSAgICAgICAgICAgICAgIFdSRUczMihDUF9IUERfRU9QX0JBU0VfQUREUiwgZW9w X2dwdV9hZGRyID4+IDgpOwo+Pj4+IC0gICAgICAgICAgICAgICBXUkVHMzIoQ1BfSFBEX0VPUF9C QVNFX0FERFJfSEksCj4+Pj4gdXBwZXJfMzJfYml0cyhlb3BfZ3B1X2FkZHIpID4+IDgpOwo+Pj4+ ICsgICAgICAgLyogd3JpdGUgdGhlIEVPUCBhZGRyICovCj4+Pj4gKyAgICAgICBXUkVHMzIoQ1Bf SFBEX0VPUF9CQVNFX0FERFIsIGVvcF9ncHVfYWRkciA+PiA4KTsKPj4+PiArICAgICAgIFdSRUcz MihDUF9IUERfRU9QX0JBU0VfQUREUl9ISSwgdXBwZXJfMzJfYml0cyhlb3BfZ3B1X2FkZHIpID4+ Cj4+Pj4gOCk7Cj4+Pj4gICAgLSAgICAgICAgICAgICAvKiBzZXQgdGhlIFZNSUQgYXNzaWduZWQg Ki8KPj4+PiAtICAgICAgICAgICAgICAgV1JFRzMyKENQX0hQRF9FT1BfVk1JRCwgMCk7Cj4+Pj4g KyAgICAgICAvKiBzZXQgdGhlIFZNSUQgYXNzaWduZWQgKi8KPj4+PiArICAgICAgIFdSRUczMihD UF9IUERfRU9QX1ZNSUQsIDApOwo+Pj4+ICsKPj4+PiArICAgICAgIC8qIHNldCB0aGUgRU9QIHNp emUsIHJlZ2lzdGVyIHZhbHVlIGlzIDJeKEVPUF9TSVpFKzEpIGR3b3JkcyAqLwo+Pj4+ICsgICAg ICAgdG1wID0gUlJFRzMyKENQX0hQRF9FT1BfQ09OVFJPTCk7Cj4+Pj4gKyAgICAgICB0bXAgJj0g fkVPUF9TSVpFX01BU0s7Cj4+Pj4gKyAgICAgICB0bXAgfD0gb3JkZXJfYmFzZV8yKE1FQ19IUERf U0laRSAvIDgpOwo+Pj4+ICsgICAgICAgV1JFRzMyKENQX0hQRF9FT1BfQ09OVFJPTCwgdG1wKTsK Pj4+PiAgICAtICAgICAgICAgICAgIC8qIHNldCB0aGUgRU9QIHNpemUsIHJlZ2lzdGVyIHZhbHVl IGlzIDJeKEVPUF9TSVpFKzEpCj4+Pj4gZHdvcmRzICovCj4+Pj4gLSAgICAgICAgICAgICAgIHRt cCA9IFJSRUczMihDUF9IUERfRU9QX0NPTlRST0wpOwo+Pj4+IC0gICAgICAgICAgICAgICB0bXAg Jj0gfkVPUF9TSVpFX01BU0s7Cj4+Pj4gLSAgICAgICAgICAgICAgIHRtcCB8PSBvcmRlcl9iYXNl XzIoTUVDX0hQRF9TSVpFIC8gOCk7Cj4+Pj4gLSAgICAgICAgICAgICAgIFdSRUczMihDUF9IUERf RU9QX0NPTlRST0wsIHRtcCk7Cj4+Pj4gLSAgICAgICB9Cj4+Pj4gLSAgICAgICBjaWtfc3JibV9z ZWxlY3QocmRldiwgMCwgMCwgMCwgMCk7Cj4+Pj4gICAgICAgICAgbXV0ZXhfdW5sb2NrKCZyZGV2 LT5zcmJtX211dGV4KTsKPj4+PiAgICAgICAgICAvKiBpbml0IHRoZSBxdWV1ZXMuICBKdXN0IHR3 byBmb3Igbm93LiAqLwo+Pj4+IEBAIC01ODc2LDggKzU4NzEsMTMgQEAgaW50IGNpa19pYl9wYXJz ZShzdHJ1Y3QgcmFkZW9uX2RldmljZSAqcmRldiwKPj4+PiBzdHJ1Y3QgcmFkZW9uX2liICppYikK Pj4+PiAgICAgKi8KPj4+PiAgICBpbnQgY2lrX3ZtX2luaXQoc3RydWN0IHJhZGVvbl9kZXZpY2Ug KnJkZXYpCj4+Pj4gICAgewo+Pj4+IC0gICAgICAgLyogbnVtYmVyIG9mIFZNcyAqLwo+Pj4+IC0g ICAgICAgcmRldi0+dm1fbWFuYWdlci5udm0gPSAxNjsKPj4+PiArICAgICAgIC8qCj4+Pj4gKyAg ICAgICAgKiBudW1iZXIgb2YgVk1zCj4+Pj4gKyAgICAgICAgKiBWTUlEIDAgaXMgcmVzZXJ2ZWQg Zm9yIEdyYXBoaWNzCj4+Pj4gKyAgICAgICAgKiByYWRlb24gY29tcHV0ZSB3aWxsIHVzZSBWTUlE cyAxLTcKPj4+PiArICAgICAgICAqIEtGRCB3aWxsIHVzZSBWTUlEcyA4LTE1Cj4+Pj4gKyAgICAg ICAgKi8KPj4+PiArICAgICAgIHJkZXYtPnZtX21hbmFnZXIubnZtID0gODsKPj4+PiAgICAgICAg ICAvKiBiYXNlIG9mZnNldCBvZiB2cmFtIHBhZ2VzICovCj4+Pj4gICAgICAgICAgaWYgKHJkZXYt PmZsYWdzICYgUkFERU9OX0lTX0lHUCkgewo+Pj4+ICAgICAgICAgICAgICAgICAgdTY0IHRtcCA9 IFJSRUczMihNQ19WTV9GQl9PRkZTRVQpOwo+Pj4+IC0tCj4+Pj4gMS45LjEKPj4+Pgo+PiBfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+PiBkcmktZGV2ZWwg bWFpbGluZyBsaXN0Cj4+IGRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPj4gaHR0cDov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxp bmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK