From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonas Lahtinen Subject: Re: [PATCH 06/11] drm/i915: Save all MMIO WAs and apply them at a later time Date: Wed, 08 Nov 2017 13:47:10 +0200 Message-ID: <1510141630.4626.15.camel@linux.intel.com> References: <1507745721-4094-1-git-send-email-oscar.mateo@intel.com> <1507745721-4094-7-git-send-email-oscar.mateo@intel.com> <1507804510.5138.51.camel@linux.intel.com> <96c8b6b2-bb7a-0253-3200-4a3a4bac9dbd@intel.com> <1508150056.5300.20.camel@linux.intel.com> <1db6dc8f-fc32-f92d-5fe0-04adc66c590b@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 26A286E63F for ; Wed, 8 Nov 2017 11:47:13 +0000 (UTC) In-Reply-To: <1db6dc8f-fc32-f92d-5fe0-04adc66c590b@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Oscar Mateo , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCAyMDE3LTExLTAzIGF0IDE1OjU2IC0wNzAwLCBPc2NhciBNYXRlbyB3cm90ZToKPiAK PiBPbiAxMC8xNi8yMDE3IDAzOjM0IEFNLCBKb29uYXMgTGFodGluZW4gd3JvdGU6Cj4gPiBPbiBG cmksIDIwMTctMTAtMTMgYXQgMTM6NDkgLTA3MDAsIE9zY2FyIE1hdGVvIHdyb3RlOgo+ID4gPiBP biAxMC8xMi8yMDE3IDAzOjM1IEFNLCBKb29uYXMgTGFodGluZW4gd3JvdGU6Cj4gPiA+ID4gT24g V2VkLCAyMDE3LTEwLTExIGF0IDExOjE1IC0wNzAwLCBPc2NhciBNYXRlbyB3cm90ZToKPiA+ID4g PiA+IEJ5IGRvaW5nIHRoaXMsIHdlIGNhbiBkdW1wIHRoZXNlIHdvcmthcm91bmRzIGluIGRlYnVn ZnMgZm9yCj4gPiA+ID4gPiB2YWxpZGF0aW9uICh3aGljaCwKPiA+ID4gPiA+IGF0IHRoZSBtb21l bnQsIHdlIGFyZSBvbmx5IGFibGUgdG8gZG8gZm9yIHRoZSBjb250ZXh0cyBXQXMpLgo+ID4gPiA+ ID4gCj4gPiA+ID4gPiB2MjoKPiA+ID4gPiA+ICAgICAtIFdyb25nIG1hY3JvIHVzZWQgZm9yIE1N SU8gc2V0IGJpdCBtYXNrZWQKPiA+ID4gPiA+ICAgICAtIEltcHJvdmVkIG5hbWluZwo+ID4gPiA+ ID4gICAgIC0gUmViYXNlZAo+ID4gPiA+ID4gCj4gPiA+ID4gPiBTaWduZWQtb2ZmLWJ5OiBPc2Nh ciBNYXRlbyA8b3NjYXIubWF0ZW9AaW50ZWwuY29tPgo+ID4gPiA+ID4gQ2M6IENocmlzIFdpbHNv biA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPgo+ID4gPiA+ID4gQ2M6IE1pa2EgS3VvcHBhbGEg PG1pa2Eua3VvcHBhbGFAbGludXguaW50ZWwuY29tPgo+ID4gPiA+IAo+ID4gPiA+IDxTTklQPgo+ ID4gPiA+IAo+ID4gPiA+ID4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAo+ ID4gPiA+ID4gQEAgLTE5NjAsMTIgKzE5NjAsMTYgQEAgc3RydWN0IGk5MTVfd2FfcmVnIHsKPiA+ ID4gPiA+ICAgIAl1MzIgbWFzazsKPiA+ID4gPiA+ICAgIH07Cj4gPiA+ID4gPiAgICAKPiA+ID4g PiA+IC0jZGVmaW5lIEk5MTVfTUFYX1dBX1JFR1MgMTYKPiA+ID4gPiA+ICsjZGVmaW5lIEk5MTVf TUFYX0NUWF9XQV9SRUdTIDE2Cj4gPiA+ID4gPiArI2RlZmluZSBJOTE1X01BWF9NTUlPX1dBX1JF R1MgMzIKPiA+ID4gPiA+ICAgIAo+ID4gPiA+ID4gICAgc3RydWN0IGk5MTVfd29ya2Fyb3VuZHMg ewo+ID4gPiA+ID4gLQlzdHJ1Y3QgaTkxNV93YV9yZWcgY3R4X3dhX3JlZ1tJOTE1X01BWF9XQV9S RUdTXTsKPiA+ID4gPiA+ICsJc3RydWN0IGk5MTVfd2FfcmVnIGN0eF93YV9yZWdbSTkxNV9NQVhf Q1RYX1dBX1JFR1NdOwo+ID4gPiA+ID4gICAgCXUzMiBjdHhfd2FfY291bnQ7Cj4gPiA+ID4gPiAg ICAKPiA+ID4gPiA+ICsJc3RydWN0IGk5MTVfd2FfcmVnIG1taW9fd2FfcmVnW0k5MTVfTUFYX01N SU9fV0FfUkVHU107Cj4gPiA+ID4gPiArCXUzMiBtbWlvX3dhX2NvdW50Owo+ID4gPiA+ID4gKwo+ ID4gPiA+ID4gICAgCXUzMiBod193aGl0ZWxpc3RfY291bnRbSTkxNV9OVU1fRU5HSU5FU107Cj4g PiA+ID4gPiAgICB9Owo+ID4gPiA+IAo+ID4gPiA+IENvdWxkIHdlIGluc3RlYWQgY29uc2lkZXIg YSBjb25zdGFudCBzdHJ1Y3R1cmUgd2l0aCBwbGF0Zm9ybSBiaXRtYXNrcz8KPiA+ID4gPiBJZiB0 aGF0J3Mgbm90IGR5bmFtaWMgZW5vdWdoLCB0aGVuIGEgYml0bWFwIHdoaWNoIGlzIGluaXRpYWxp emVkIGJ5IHRoZQo+ID4gPiA+IHBsYXRmb3JtIGJpdG1hc2tzIGFzIGEgZGVmYXVsdC4gU28gaW5z dGVhZCBvZiBydW5uaW5nIGNvZGUgdG8gYWRkIHRvCj4gPiA+ID4gbGlzdCwgbWFrZSBpdCBiaXQg bW9yZSBkZWNsYXJhdGl2ZS4gUHNldWRvLWNvZGU7Cj4gPiA+ID4gCj4gPiA+ID4gCj4gPiA+ID4g c3RydWN0IGk5MTVfd29ya2Fyb3VuZCB7Cj4gPiA+ID4gCXUxNiBnZW5fbWFzazsKPiA+ID4gPiAJ ZW51bSB7Cj4gPiA+ID4gCQlJOTE1X1dBX0NUWCwKPiA+ID4gPiAJCUk5MTVfV0FfTU1JTywKPiA+ ID4gPiAJCUk5MTVfV0FfV0hJVEVMSVNULAo+ID4gPiA+IAl9IHR5cGU7Cj4gPiA+ID4gCXUzMiBy ZWc7Cj4gPiA+ID4gfQo+ID4gPiA+IAo+ID4gPiA+IC4uLiBlbHNld2hlcmUgaW4gLmMgZmlsZQo+ ID4gPiA+IAo+ID4gPiA+IHN0YXRpYyBjb25zdCBzdHJ1Y3QgaTkxNV93b3JrYXJvdW5kIGk5MTVf d29ya2Fyb3VuZHNbXSA9IHsgewo+ID4gPiA+IAkvKiBXYVNvbWV0aGluZ1NvbWV3aGVyZVVNREZv bzpza2wgKi8KPiA+ID4gPiAJLmdlbl9tYXNrID0gSU5URUxfR0VOX01BU0soWCwgWSksCj4gPiA+ ID4gCS50eXBlID0gSTkxNV9XQV9DVFgsCj4gPiA+ID4gCS5yZWcgPSAuLi4KPiA+ID4gPiB9IH07 Cj4gPiA+ID4gCj4gPiA+ID4gUmVnYXJkcywgSm9vbmFzCj4gPiA+IAo+ID4gPiBJIGNvbnNpZGVy ZWQgaXQsIGJ1dCB3ZSBoYXZlIHNvbWUgd29ya2Fyb3VuZHMgdGhhdCBhcmUgZXZlbiBtb3JlIGR5 bmFtaWMKPiA+ID4gdGhhbiB0aGF0LiBFLmcuOgo+ID4gPiAKPiA+ID4gKiBXYUNvbXByZXNzZWRS ZXNvdXJjZVNhbXBsZXJQYmVNZWRpYU5ld0hhc2hNb2RlIGRlcGVuZHMgb24KPiA+ID4gSEFTX0xM QyhkZXZfcHJpdikKPiA+ID4gKiBza2xfdHVuZV9pel9oYXNoaW5nIGRlcGVuZHMgb24gbnVtYmVy IG9mIHN1YnNsaWNlcyAoYWx0aG91Z2ggbWF5YmUKPiA+ID4gdGhpcyBpcyBub3QgdGVjaG5pY2Fs bHkgYSBXQT8pCj4gPiA+ICogV2FHdHRDYWNoaW5nT2ZmQnlEZWZhdWx0IG5lZWRzIEhBU19QQUdF X1NJWkVTKGRldl9wcml2LAo+ID4gPiBJOTE1X0dUVF9QQUdFX1NJWkVfMk0pCj4gPiA+ICogV2FQ c3JEUFJTVW5tYXNrVkJsYW5rSW5TUkQgaXMgYXBwbGllZCBmb3JfZWFjaF9waXBlCj4gPiAKPiA+ IENvdWxkIGJlIG11bHRpcGxlIFdhIGxpbmVzIGVhY2ggd2l0aCBIQVNfUElQRSgpIGNvbmRpdGlv bi4KPiA+IAo+ID4gPiAqIFdhICMxMTgxIG5lZWRzIEhBU19QQ0hfQ05QKGRldl9wcml2KQo+ID4g PiAqIC4uLgo+ID4gPiAKPiA+ID4gV2UgZXZlbiBoYXZlIGEgV0EgKFdhVGVtcERpc2FibGVET1BD bGtHYXRpbmcpIHdoZXJlIHRoZSBuZXcgZGVzaWduIGlzCj4gPiA+IG5vdCBkeW5hbWljIGVub3Vn aCA6KAo+ID4gCj4gPiBJIHdhcyB0aGlua2luZyB0aGUgYXJyYXkgd291bGQgY292ZXIgdGhlIHNp bXBsZSByZWdpc3RlciB3cml0ZXMsIEkKPiA+IHRoaW5rIG1vc3Qgb2YgdGhlIGRldGVjdGlvbiBw cm9ibGVtcyBjb3VsZCBiZSBjb3ZlcmVkIGJ5IGEgc2ltcGxlIHByb2JlCj4gPiBmdW5jdGlvbi4g T25lIGNvdWxkIGNvbnNpZGVyIGNhY2hpbmcgdGhlIHByb2JpbmcgcmVzdWx0IHRvIGEgYml0bWFw Lgo+ID4gCj4gPiA+IEkgZ3Vlc3Mgd2UgY291bGQgYWRkIGEgY2FsbGJhY2sgcG9pbnRlciB0byB0 aGUgdGFibGUgZm9yIHRob3NlIFdBcyB0aGF0Cj4gPiA+IG5lZWQgZXh0cmEgaW5mb3JtYXRpb24u IE1heWJlIGV2ZW4gYSAicHJlIiBhbmQgYSAicG9zdCIgY2FsbGJhY2sKPiA+ID4gcG9pbnRlcnMg KHRvIGNvdmVyIHRoYXQgcGVza3kgV2FUZW1wRGlzYWJsZURPUENsa0dhdGluZykuCj4gPiAKPiA+ IFlvdSdkIHN0aWxsIGhhdmUgdG8ga2VlcCBzb21lIHN0YXRlIGJldHdlZW4gcHJlIGFuZCBwb3N0 LiBNYXliZSBqdXN0Cj4gPiBoYXZlIEk5MTVfV0FfRlVOQyBhbmQgdGhlbiBhIGNhbGxiYWNrIHRv IGFwcGx5IHRoZSBvbmVzIG5vdCBmaXR0aW5nIHRoZQo+ID4gImRldGVjdGlvbiIgKyAic2ltcGxl IHJlZ2lzdGVyIHdyaXRlIiBzY2hlbWUuCj4gPiAKPiAKPiBJdCB0b29rIG1lIHNvbWUgdGltZSwg YnV0IEkgZm91bmQgdGhlIGZsYXcgaW4gdGhpcyBkZXNpZ246IEkgY2Fubm90IHVzZSAKPiBhIGNh bGxiYWNrIHRvIGFwcGx5IHRoZSBvbmVzIG5vdCBmaXR0aW5nIHRoZSJkZXRlY3Rpb24iICsgInNp bXBsZSAKPiByZWdpc3RlciB3cml0ZSIgc2NoZW1lIGFzIHlvdSBtZW50aW9uLCBiZWNhdXNlIHRo ZW4gZGVidWdmcyB3aWxsIG5vdCAKPiBrbm93IGFib3V0IHRob3NlICh3aGljaCB3YXMgdGhlIHBv aW50IG9mIHRoaXMgd2hvbGUgZXhlcmNpc2UpLgo+IAo+IEkgdHJpZWQgc29tZXRoaW5nIGxpa2Ug dGhpczoKPiAKPiB0eXBlZGVmIGJvb2wgKCogd2FfcHJlX2hvb2tfZnVuYykoc3RydWN0IGRybV9p OTE1X3ByaXZhdGUgKmRldl9wcml2LAo+ICAgICAgICAgICAgICAgICAgICBjb25zdCBzdHJ1Y3Qg aTkxNV93YV9yZWcgKndhLAo+ICAgICAgICAgICAgICAgICAgICB1MzIgKm1hc2ssIHUzMiAqdmFs dWUsIHUzMiAqZGF0YSk7Cj4gdHlwZWRlZiB2b2lkICgqIHdhX3Bvc3RfaG9va19mdW5jKShzdHJ1 Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCj4gICAgICAgICAgICAgICAgICAgICBjb25z dCBzdHJ1Y3QgaTkxNV93YV9yZWcgKndhLAo+ICAgICAgICAgICAgICAgICAgICAgdTMyIGRhdGEp Owo+IAo+IEluIGNhc2UgbWFzay92YWx1ZSBuZWVkIHRvIGJlIHJlY2FsY3VsYXRlZCAoZS5nLiBz a2xfdHVuZV9pel9oYXNoaW5nIG9yIAo+IFdhR3R0Q2FjaGluZ09mZkJ5RGVmYXVsdCkgYnV0IHRo ZW4gSSBuZWVkIHRvIGNhbGwgdGhlIHByZV9ob29rIG9uIAo+IGRlYnVnZnMsIHdoaWNoIEkgbWln aHQgbm90IHdhbnQgdG8gZG8gaW4gYWxsIGNhc2VzIChzZWUgCj4gV2FQcm9ncmFtTDNTcWNSZWcx RGVmYXVsdCkuCj4gSSBjYW4gc3BlY2lhbC1jYXNlIHRoZSBwcm9ibGVtYXRpYyBXQXMsIG9yIGV2 ZW4gbGVmdCB0aGVtIG91dCBvZiB0aGUgCj4gYXJyYXksIGJ1dCBzb21laG93IHRoYXQgc2VlbXMg d29yc2UgdGhhbiB3aGF0IHdlIGFscmVhZHkgaGFkLi4uCj4gCj4gVGhvdWdodHM/CgpJJ20gbm90 IHN1cmUgSSBzZWUgdGhlIGlzc3VlLiBJZiBsb29raW5nIGF0IGdlbjhfc2V0X2wzc3FjX2NyZWRp dHMKCllvdSdkIGhhdmUgdGhlIHNwZWNpYWxpemVkIGFwcGx5KCkgY2FsbGJhY2sgd2hpY2ggc2V0 cyB0aGUKR0VOOF9MM1NRQ1JFRzEgcmVnaXN0ZXIgcmVzcGVjdGluZyB0aGUgV2FUZW1wRGlzYWJs ZURPUENsa0dhdGluZy4KCldoZW4geW91IGhhdmUgYSBXQSBmb3IgYXBwbHlpbmcgYSBXQSwgSSBk b24ndCBzZWUgaG93IHdlIGNhbiBjb21wbGV0ZWx5CmF2b2lkIHRoZSBzcGVjaWFsaXplZCBmdW5j dGlvbnMuCgpGb3IgZGVidWdmcywgd291bGRuJ3QgeW91IGR1bXAgdGhlIHZhbHVlIG9mIHdoYXQg R0VOOF9MM1NRQ1JFRzEgaXMgZm9yCmEgc3BlY2lmaWMgZGV2X3ByaXY/IElmIHRoZXJlJ3MgbW9y ZSB0aGFuIHRoYXQsIEkgZ3Vlc3Mgd2UgY2FuJ3QgYnV0CnN0b3JlIHRoYXQgc3RhdGUgaW4gZGV2 X3ByaXYuIEFuZCBoYXZlIGFuIG9wdGlvbmFsIGhvb2sgZnVuY3Rpb24gdG8KZmlsbCBpbiB3aGF0 ZXZlciBkZXBlbmRzIG9uIHJ1bnRpbWUgYW5kIHdlIHdhbnQgZGlzcGxheWVkIGluIGRlYnVnZnM/ CgpJIHRoaW5rIGl0IG1pZ2h0IGJlIGJlc3QgdG8gc3RhcnQgd2l0aCBtb3ZpbmcgYWxsIHRoZSBX QXMgdG8gYSBmaWxlLAphbmQgdGhlbiBjb250aW51ZSBsb29raW5nIGF0IGhvdyB3ZSBjYW4gYmVz dCBwcmVzZW50IHRoZW0uCgpSZWdhcmRzLCBKb29uYXMKCj4gCj4gPiA+IElmIHRoaXMgaXMgd2hl cmUgd2Ugd2FudCB0byBnbywgSSBjYW4gd3JpdGUgYSBwYXRjaCwgYnV0IEkgYmVsaWV2ZSBpdAo+ ID4gPiB3b3VsZCBiZSBiZXR0ZXIgdG8gbGFuZCB0aGlzIGZpcnN0IChjb2RlIHJldmlldyBpcyBj cml0aWNhbCBmb3IgdGhlc2UKPiA+ID4ga2luZCBvZiBjaGFuZ2VzLCBhbmQgaXQgaXMgZWFzaWVy IHRvIGZpcnN0IHJldmlldyB0aGF0IGFsbCBXQXMgbWFrZSBpdAo+ID4gPiB0byBpOTE1X3dvcmth cm91bmRzLmMgY29ycmVjdGx5LCBhbmQgdGhlbiByZXZpZXcgdGhhdCB0aGV5IGFyZSBhbGwKPiA+ ID4gdHJhbnNmb3JtZWQgdG8gYSBzdGF0aWMgdGFibGUgY29ycmVjdGx5KS4KPiA+IAo+ID4gRmly c3QgY29sbGVjdGluZyB0aGUgV0EgY29kZSB0byBzYW1lIHNvdXJjZSBmaWxlIGlzIGEgZ29vZCBp ZGVhIGlmIHRoYXQKPiA+IGNhbiBiZSBtYWRlIGNvbnZlbmllbnRseSwgYnV0IEkgd291bGQgbm90 IHRyYW5zZm9ybSB0aGVtIHRvIGFycmF5cyBvcgo+ID4gc29tZSBvdGhlciBpbnRlcm1lZGlhdGUg Zm9ybSBsaWtlIHRoaXMgcGF0Y2ggcHJvcG9zZXMuIEluc3RlYWQgYWZ0ZXIKPiA+IHRoZSBpbml0 aWFsIGNvZGUgbW90aW9uLCBjb252ZXJ0IHN0cmFpZ2h0IHRvIHRoZSBhZ3JlZWQgZm9ybWF0Lgo+ ID4gCj4gPiBUaGlzIGlzIGEgZ29vZCBjbGFyaWZpY2F0aW9uIHRvIHRoZSBXQXMsIHNvIEkgbGlr ZSB0aGUgZ2VuZXJhbCBpZGVhLgo+ID4gCj4gPiBSZWdhcmRzLCBKb29uYXMKPiAKPiAKLS0gCkpv b25hcyBMYWh0aW5lbgpPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgpJbnRlbCBDb3Jwb3Jh dGlvbgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRl bC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK