From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: [PATCH v2 12/22] drm/i915: Preserve SSC earlier Date: Mon, 31 Aug 2015 13:23:00 -0700 Message-ID: <55E4B7A4.4080100@virtuousgeek.org> References: <29bed586baf62f6be77b7ab0ba1b8f5cb3be3aad.1439288957.git.lukas@wunner.de> <164b43588e80baaddb7a4d1081785c4d03a89c4b.1439288957.git.lukas@wunner.de> <27944adb13aa1ab246ee4a1ebb833e397324d073.1439288957.git.lukas@wunner.de> <2ac3eca0759cedd1009221cbef908605f8d29e1e.1439288957.git.lukas@wunner.de> <832f1cfceab9d9403b541b51733b87110fd8e019.1439288957.git.lukas@wunner.de> <88b49891e95ced43bfb57cc8472bb69985827153.1439288957.git.lukas@wunner.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from gproxy5-pub.mail.unifiedlayer.com (gproxy5-pub.mail.unifiedlayer.com [67.222.38.55]) by gabe.freedesktop.org (Postfix) with SMTP id 063AC6E194 for ; Mon, 31 Aug 2015 13:23:41 -0700 (PDT) In-Reply-To: <88b49891e95ced43bfb57cc8472bb69985827153.1439288957.git.lukas@wunner.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Lukas Wunner , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Cc: Andreas Heider , Bruno Bierbaumer , William Brown , Paul Hordiienko , Matthew Garrett , Dave Airlie List-Id: intel-gfx@lists.freedesktop.org T24gMDcvMTUvMjAxNSAwNDo1NyBBTSwgTHVrYXMgV3VubmVyIHdyb3RlOgo+IENvbW1pdCA5MjEy Mjc4OWIyZDYgKCJkcm0vaTkxNTogcHJlc2VydmUgU1NDIGlmIHByZXZpb3VzbHkgc2V0IHYzIikK PiBhZGRlZCBjb2RlIHRvIGludGVsX21vZGVzZXRfZ2VtX2luaXQgdG8gb3ZlcnJpZGUgdGhlIFNT QyBzdGF0dXMgcmVhZAo+IGZyb20gVkJUIHdpdGggdGhlIFNTQyBzdGF0dXMgc2V0IGJ5IEJJT1Mu Cj4gCj4gSG93ZXZlciwgaW50ZWxfbW9kZXNldF9nZW1faW5pdCBpcyBpbnZva2VkICphZnRlciog aW50ZWxfbW9kZXNldF9pbml0LAo+IHdoaWNoIGNhbGxzIGludGVsX3NldHVwX291dHB1dHMsIHdo aWNoICptb2RpZmllcyogU1NDIHN0YXR1cyBieSB3YXkgb2YKPiBpbnRlbF9pbml0X3BjaF9yZWZj bGsuIFNvIHVubGlrZSBhZHZlcnRpc2VkLCBpbnRlbF9tb2Rlc2V0X2dlbV9pbml0Cj4gZG9lc24n dCBwcmVzZXJ2ZSB0aGUgU1NDIHN0YXR1cyBzZXQgYnkgQklPUyBidXQgd2hhdGV2ZXIKPiBpbnRl bF9pbml0X3BjaF9yZWZjbGsgZGVjaWRlZCBvbi4KPiAKPiBUaGlzIGlzIGEgcHJvYmxlbSBvbiBk dWFsIGdwdSBsYXB0b3BzIHN1Y2ggYXMgdGhlIE1hY0Jvb2sgUHJvIHdoaWNoCj4gcmVxdWlyZSBl aXRoZXIgYSBoYW5kbGVyIHRvIHN3aXRjaCBEREMgbGluZXMsIG9yIHRoZSBkaXNjcmV0ZSBncHUK PiB0byBwcm94eSBEREMvQVVYIGNvbW11bmljYXRpb246IEJvdGggdGhlIGhhbmRsZXIgYW5kIHRo ZSBkaXNjcmV0ZQo+IGdwdSBtYXkgaW5pdGlhbGl6ZSBhZnRlciB0aGUgaTkxNSBkcml2ZXIsIGFu ZCBjb25zZXF1ZW50bHksIGFuIExWRFMKPiBjb25uZWN0b3IgbWF5IGluaXRpYWxseSBzZWVtIGRp c2Nvbm5lY3RlZCBhbmQgdGhlIFNTQyB0aGVyZWZvcmUKPiBpcyBkaXNhYmxlZCBieSBpbnRlbF9p bml0X3BjaF9yZWZjbGssIGJ1dCBvbiByZXByb2JlIHRoZSBjb25uZWN0b3IKPiBtYXkgdHVybiBv dXQgdG8gYmUgY29ubmVjdGVkIGFuZCB0aGUgU1NDIG11c3QgdGhlbiBiZSBlbmFibGVkLgo+IAo+ IER1ZSB0byA5MjEyMjc4OWIyZDYgaG93ZXZlciwgdGhlIFNTQyBpcyBub3QgZW5hYmxlZCBvbiBy ZXByb2JlIHNpbmNlCj4gaXQgaXMgYXNzdW1lZCBCSU9TIGRpc2FibGVkIGl0IHdoaWxlIGluIGZh Y3QgaXQgd2FzIGRpc2FibGVkIGJ5Cj4gaW50ZWxfaW5pdF9wY2hfcmVmY2xrLgo+IAo+IEFsc28s IGJlY2F1c2UgdGhlIFNTQyBzdGF0dXMgaXMgcHJlc2VydmVkIHNvIGxhdGUsIHRoZSBwcmVzZXJ2 ZWQgdmFsdWUKPiBvbmx5IGV2ZXIgZ2V0cyB1c2VkIG9uIHJlc3VtZSBidXQgbm90IG9uIHBhbmVs IGluaXRpYWxpemF0aW9uOgo+IGludGVsX21vZGVzZXRfaW5pdCBjYWxscyBpbnRlbF9pbml0X2Rp c3BsYXkgd2hpY2ggaW5kaXJlY3RseSBjYWxscwo+IGludGVsX3BhbmVsX3VzZV9zc2MgdmlhIG11 bHRpcGxlIHN1YnJvdXRpbmVzLCAqYmVmb3JlKiB0aGUgQklPUyB2YWx1ZQo+IG92ZXJyaWRlcyB0 aGUgVkJUIHZhbHVlIGluIGludGVsX21vZGVzZXRfZ2VtX2luaXQgKGludGVsX3BhbmVsX3VzZV9z c2MKPiBpcyB0aGUgc29sZSB1c2VyIG9mIGRldl9wcml2LT52YnQubHZkc191c2Vfc3NjKS4KPiAK PiBGaXggdGhpcyBieSBtb3ZpbmcgdGhlIGNvZGUgaW50cm9kdWNlZCBieSA5MjEyMjc4OWIyZDYg ZnJvbQo+IGludGVsX21vZGVzZXRfZ2VtX2luaXQgdG8gaW50ZWxfbW9kZXNldF9pbml0IGJlZm9y ZSB0aGUgaW52b2NhdGlvbgo+IG9mIGludGVsX3NldHVwX291dHB1dHMgYW5kIGludGVsX2luaXRf ZGlzcGxheS4KPiAKPiBBZGQgYSBEUk1fREVCVUdfS01TIGFzIHN1Z2dlc3RlZCB3YXkgYmFjayBi eSBKYW5pOgo+IGh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvYXJjaGl2ZXMvaW50ZWwtZ2Z4 LzIwMTQtSnVuZS8wNDY2NjYuaHRtbAo+IAo+IEJ1Z3ppbGxhOiBodHRwczovL2J1Z3ppbGxhLmtl cm5lbC5vcmcvc2hvd19idWcuY2dpP2lkPTg4ODYxCj4gQnVnemlsbGE6IGh0dHBzOi8vYnVncy5m cmVlZGVza3RvcC5vcmcvc2hvd19idWcuY2dpP2lkPTYxMTE1Cj4gVGVzdGVkLWJ5OiBQYXVsIEhv cmRpaWVua28gPHB2dC5nb3JkQGdtYWlsLmNvbT4KPiAgICAgW01CUCAgNiwyIDIwMTAgIGludGVs IElMSyArIG52aWRpYSBHVDIxNiAgcHJlLXJldGluYV0KPiBUZXN0ZWQtYnk6IFdpbGxpYW0gQnJv d24gPHdpbGxpYW1AYmxhY2toYXRzLm5ldC5hdT4KPiAgICAgW01CUCAgOCwyIDIwMTEgIGludGVs IFNOQiArIGFtZCB0dXJrcyAgICAgcHJlLXJldGluYV0KPiBUZXN0ZWQtYnk6IEx1a2FzIFd1bm5l ciA8bHVrYXNAd3VubmVyLmRlPgo+ICAgICBbTUJQICA5LDEgMjAxMiAgaW50ZWwgSVZCICsgbnZp ZGlhIEdLMTA3ICBwcmUtcmV0aW5hXQo+IFRlc3RlZC1ieTogQnJ1bm8gQmllcmJhdW1lciA8YnJ1 bm9AYmllcmJhdW1lci5uZXQ+Cj4gICAgIFtNQlAgMTEsMyAyMDEzICBpbnRlbCBIU1cgKyBudmlk aWEgR0sxMDcgIHJldGluYSAtLSB3b3JrIGluIHByb2dyZXNzXQo+IAo+IEZpeGVzOiA5MjEyMjc4 OWIyZDYgKCJkcm0vaTkxNTogcHJlc2VydmUgU1NDIGlmIHByZXZpb3VzbHkgc2V0IHYzIikKPiBT aWduZWQtb2ZmLWJ5OiBMdWthcyBXdW5uZXIgPGx1a2FzQHd1bm5lci5kZT4KPiAtLS0KPiAgZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIHwgMjkgKysrKysrKysrKysrKysrKysr LS0tLS0tLS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDE4IGluc2VydGlvbnMoKyksIDExIGRlbGV0 aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNw bGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKPiBpbmRleCBhZjBi Y2ZlLi42MzM1ODgzIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rp c3BsYXkuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+IEBA IC0xNDg5Myw2ICsxNDg5MywyNCBAQCB2b2lkIGludGVsX21vZGVzZXRfaW5pdChzdHJ1Y3QgZHJt X2RldmljZSAqZGV2KQo+ICAJaWYgKElOVEVMX0lORk8oZGV2KS0+bnVtX3BpcGVzID09IDApCj4g IAkJcmV0dXJuOwo+ICAKPiArCS8qCj4gKwkgKiBUaGVyZSBtYXkgYmUgbm8gVkJUOyBhbmQgaWYg dGhlIEJJT1MgZW5hYmxlZCBTU0Mgd2UgY2FuCj4gKwkgKiBqdXN0IGtlZXAgdXNpbmcgaXQgdG8g YXZvaWQgdW5uZWNlc3NhcnkgZmxpY2tlci4gIFdoZXJlYXMgaWYgdGhlCj4gKwkgKiBCSU9TIGlz bid0IHVzaW5nIGl0LCBkb24ndCBhc3N1bWUgaXQgd2lsbCB3b3JrIGV2ZW4gaWYgdGhlIFZCVAo+ ICsJICogaW5kaWNhdGVzIGFzIG11Y2guCj4gKwkgKi8KPiArCWlmIChIQVNfUENIX0lCWChkZXYp IHx8IEhBU19QQ0hfQ1BUKGRldikpIHsKPiArCQlib29sIGJpb3NfbHZkc191c2Vfc3NjID0gISEo STkxNV9SRUFEKFBDSF9EUkVGX0NPTlRST0wpICYKPiArCQkJCQkgICAgRFJFRl9TU0MxX0VOQUJM RSk7Cj4gKwo+ICsJCWlmIChkZXZfcHJpdi0+dmJ0Lmx2ZHNfdXNlX3NzYyAhPSBiaW9zX2x2ZHNf dXNlX3NzYykgewo+ICsJCQlEUk1fREVCVUdfS01TKCJTU0MgJXNhYmxlZCBieSBCSU9TLCBvdmVy cmlkaW5nIFZCVCB3aGljaCBzYXlzICVzYWJsZWRcbiIsCj4gKwkJCQkgICAgIGJpb3NfbHZkc191 c2Vfc3NjID8gImVuIiA6ICJkaXMiLAo+ICsJCQkJICAgICBkZXZfcHJpdi0+dmJ0Lmx2ZHNfdXNl X3NzYyA/ICJlbiIgOiAiZGlzIik7Cj4gKwkJCWRldl9wcml2LT52YnQubHZkc191c2Vfc3NjID0g Ymlvc19sdmRzX3VzZV9zc2M7Cj4gKwkJfQo+ICsJfQo+ICsKPiAgCWludGVsX2luaXRfZGlzcGxh eShkZXYpOwo+ICAJaW50ZWxfaW5pdF9hdWRpbyhkZXYpOwo+ICAKPiBAQCAtMTU0NDYsNyArMTU0 NjQsNiBAQCBlcnI6Cj4gIAo+ICB2b2lkIGludGVsX21vZGVzZXRfZ2VtX2luaXQoc3RydWN0IGRy bV9kZXZpY2UgKmRldikKPiAgewo+IC0Jc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2 ID0gZGV2LT5kZXZfcHJpdmF0ZTsKPiAgCXN0cnVjdCBkcm1fY3J0YyAqYzsKPiAgCXN0cnVjdCBk cm1faTkxNV9nZW1fb2JqZWN0ICpvYmo7Cj4gIAlpbnQgcmV0Owo+IEBAIC0xNTQ1NSwxNiArMTU0 NzIsNiBAQCB2b2lkIGludGVsX21vZGVzZXRfZ2VtX2luaXQoc3RydWN0IGRybV9kZXZpY2UgKmRl dikKPiAgCWludGVsX2luaXRfZ3RfcG93ZXJzYXZlKGRldik7Cj4gIAltdXRleF91bmxvY2soJmRl di0+c3RydWN0X211dGV4KTsKPiAgCj4gLQkvKgo+IC0JICogVGhlcmUgbWF5IGJlIG5vIFZCVDsg YW5kIGlmIHRoZSBCSU9TIGVuYWJsZWQgU1NDIHdlIGNhbgo+IC0JICoganVzdCBrZWVwIHVzaW5n IGl0IHRvIGF2b2lkIHVubmVjZXNzYXJ5IGZsaWNrZXIuICBXaGVyZWFzIGlmIHRoZQo+IC0JICog QklPUyBpc24ndCB1c2luZyBpdCwgZG9uJ3QgYXNzdW1lIGl0IHdpbGwgd29yayBldmVuIGlmIHRo ZSBWQlQKPiAtCSAqIGluZGljYXRlcyBhcyBtdWNoLgo+IC0JICovCj4gLQlpZiAoSEFTX1BDSF9J QlgoZGV2KSB8fCBIQVNfUENIX0NQVChkZXYpKQo+IC0JCWRldl9wcml2LT52YnQubHZkc191c2Vf c3NjID0gISEoSTkxNV9SRUFEKFBDSF9EUkVGX0NPTlRST0wpICYKPiAtCQkJCQkJRFJFRl9TU0Mx X0VOQUJMRSk7Cj4gLQo+ICAJaW50ZWxfbW9kZXNldF9pbml0X2h3KGRldik7Cj4gIAo+ICAJaW50 ZWxfc2V0dXBfb3ZlcmxheShkZXYpOwo+IAoKWWVhaCBsb29rcyBnb29kIChhbmQgSSdtIGhhdmlu ZyBkZWphIHZ1IGhlcmU7IEkgdGhvdWdodCBJIHJhbiBpbnRvIHRoZSBzYW1lIG9yZGVyaW5nIGlz c3VlIGF0IG9uZSBwb2ludCBpbiBhIHJlcG9ydCBmcm9tIGtyaCwgYnV0IEkgZ3Vlc3MgSSBuZXZl ciBmaXhlZCBpdDsgZGlkbid0IGhhdmUgdGVzdCBodyBhdCB0aGUgdGltZSkuCgpSZXZpZXdlZC1i eTogSmVzc2UgQmFybmVzIDxqYmFybmVzQHZpcnR1b3VzZ2Vlay5vcmc+CgpUaGFua3MsCkplc3Nl Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==