From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 3/4] drm/i915: Make turning on/off PW1 and Misc I/O part of the init/fini sequences Date: Wed, 5 Aug 2015 10:30:20 +0200 Message-ID: <20150805083020.GE17734@phenom.ffwll.local> References: <1438291229-7541-1-git-send-email-paulo.r.zanoni@intel.com> <1438291229-7541-4-git-send-email-paulo.r.zanoni@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f169.google.com (mail-wi0-f169.google.com [209.85.212.169]) by gabe.freedesktop.org (Postfix) with ESMTPS id 728376E0BD for ; Wed, 5 Aug 2015 01:30:24 -0700 (PDT) Received: by wibhh20 with SMTP id hh20so13024296wib.0 for ; Wed, 05 Aug 2015 01:30:23 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1438291229-7541-4-git-send-email-paulo.r.zanoni@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Paulo Zanoni Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBKdWwgMzAsIDIwMTUgYXQgMDY6MjA6MjhQTSAtMDMwMCwgUGF1bG8gWmFub25pIHdy b3RlOgo+IEZyb206IERhbWllbiBMZXNwaWF1IDxkYW1pZW4ubGVzcGlhdUBpbnRlbC5jb20+Cj4g Cj4gQmVmb3JlIHRoaXMgcGF0Y2gsIHdlIHVzZWQgdGhlIGludGVsX2Rpc3BsYXlfcG93ZXJfe2dl dCxwdXR9IGZ1bmN0aW9ucwo+IHRvIG1ha2Ugc3VyZSB0aGUgUFcxIGFuZCBNaXNjIEkvTyBwb3dl ciB3ZWxscyB3ZXJlIGVuYWJsZWQgYWxsIHRoZQo+IHRpbWUgd2hpbGUgTENQTEwgd2FzIGVuYWJs ZWQuIFdlIGNhbGxlZCBhIGdldCgpIGF0Cj4gaW50ZWxfZGRpX3BsbF9pbml0KCkgd2hlbiB3ZSBk aXNjb3ZlcmVkIHRoYXQgTENQTEwgd2FzIGVuYWJsZWQsIHRoZW4KPiB3ZSB3b3VsZCBjYWxsIHB1 dC9nZXQgYXQgc2tsX3t1bix9aW5pdF9jZGNsaygpLgo+IAo+IFRoZSBwcm9ibGVtIGlzIHRoYXQg c2tsX3VuaW5pdF9jZGNsaygpIGlzIGluZGlyZWN0bHkgY2FsbGVkIGJ5Cj4gaW50ZWxfcnVudGlt ZV9zdXNwZW5kKCkuIFNvIGl0IHdpbGwgb25seSByZWxlYXNlIGl0cyBwb3dlciB3ZWxsCj4gX2Fm dGVyXyB3ZSBhbHJlYWR5IGRlY2lkZWQgdG8gcnVudGltZSBzdXNwZW5kLiBCdXQgc2luY2Ugd2Ug b25seQo+IGRlY2lkZSB0byBydW50aW1lIHN1c3BlbmQgYWZ0ZXIgYWxsIHBvd2VyIHdlbGxzIGFu ZCByZWZjb3VudHMgYXJlCj4gcmVsZWFzZWQsIHRoYXQgYmFzaWNhbGx5IG1lYW5zIHdlIHdpbGwg bmV2ZXIgZGVjaWRlIHRvIHJ1bnRpbWUKPiBzdXNwZW5kLgo+IAo+IFNvIHdoYXQgdGhpcyBwYXRj aCBkb2VzIHRvIGZpeCB0aGF0IHByb2JsZW0gaXMgbW92ZSB0aGUgUFcxICsgTWlzYyBJL08KPiBw b3dlciB3ZWxsIGhhbmRsaW5nIG91dCBvZiB0aGUgcnVudGltZSBQTSBtZWNoYW5pc206IGluc3Rl YWQgb2YKPiBjYWxsaW5nIGludGVsX2Rpc3BsYXlfcG93ZXJfe2dldF9wdXR9IC0gZnVuY3Rpb25z IHRoYXQgdG91Y2ggdGhlCj4gcmVmY291bnQgLSwgd2UnbGwgY2FsbCB0aGUgbG93IGxldmVsIGlu dGVsX3Bvd2VyX3dlbGxfe2VuLGRpc31hYmxlLAo+IHdoaWNoIGRvbid0IGNoYW5nZSB0aGUgcmVm Y291bnQuIFRoaXMgd2F5LCBpdCBpcyBub3cgcG9zc2libGUgZm9yIHRoZQo+IHJlZmNvdW50IHRv IGFjdHVhbGx5IHJlYWNoIHplcm8sIGFuZCB3ZSdsbCBub3cgc3RhcnQgcnVudGltZQo+IHN1c3Bl bmRpbmcvcmVzdW1pbmcuCj4gCj4gdjIgKGZyb20gUGF1bG8pOgo+ICAgLSBXcml0ZSBhIGNvbW1p dCBtZXNzYWdlIHNpbmNlIHRoZSBvcmlnaW5hbCBwYXRjaCBsZWZ0IGl0IGVtcHR5Lgo+ICAgLSBS ZWJhc2UgYWZ0ZXIgdGhlIGludGVsX3Bvd2VyX3dlbGxfe2VuLGRpc31hYmxlIHJlbmFtZS4KPiAg IC0gVXNlIGxvb2t1cF9wb3dlcl93ZWxsKCkgaW5zdGVhZCBvZiBoYXJkY29kZWQgaW5kZXhlcy4K PiAKPiBUZXN0Y2FzZTogaWd0L3BtX3JwbS9ydGUgKGFuZCBldmVyeSBvdGhlciBycG0gdGVzdCkK PiBTaWduZWQtb2ZmLWJ5OiBEYW1pZW4gTGVzcGlhdSA8ZGFtaWVuLmxlc3BpYXVAaW50ZWwuY29t Pgo+IFJldmlld2VkLWJ5OiBQYXVsbyBaYW5vbmkgPHBhdWxvLnIuemFub25pQGludGVsLmNvbT4K PiBTaWduZWQtb2ZmLWJ5OiBQYXVsbyBaYW5vbmkgPHBhdWxvLnIuemFub25pQGludGVsLmNvbT4K ClRoaXMgaXMgaW1vIHRvbyBtdWNoIG9mIGEgaGFjay4gSWYgd2UgZ28gd2l0aCB0aGlzIHRoZW4g d2Ugc2hvdWxkIGVpdGhlcgpjb21wbGV0ZWx5IHJlbW92ZSB0aGUgcHcxIGFuZCBtaXNjIHB3IGZy b20gdGhlIHBvd2VyIHdlbGwgY29kZSBhbmQganVzdApkaXJlY3RseSBjYWxsIHRoZSByZWxldmFu dCBmdW5jdGlvbnMuCgpPciB3ZSBmaXggdXAgdGhlIG9yZGVyaW5nIGFuZCBzdG9wIGxjcGxsIGJl Zm9yZSBkcm9wcGluZyBwdzEsIHdoaWNoCnByb2JhYmx5IG1lYW5zIHRoYXQgc2tsIGRwIGF1eCBh bmQgZ21idXMgbmVlZCB0byBhZGp1c3QgdGhlaXIgZGl2aXNvcnMgZm9yCmV2ZXJ5IHRyYW5zYWN0 aW9uIHNpbmNlIHRob3NlIGNoYW5nZSB3aGVuIGxjcGxsIGNoYW5nZXMuCgpJIGRvbid0IHJlYWxs eSBoYXZlIGNsdWUgYWJvdXQgd2hpY2ggaXMgdGhlIHJpZ2h0IG9wdGlvbiwgYnV0IGl0IHNlZW1z Cmxpa2UgZG1jIHdpbGwgdGFrZSBjb250cm9sIG9mIHB3MSZwdy1taXNjIGFueXdheSwgc28gcHJv YmFibHkgd2UgZG9uJ3QKbmVlZCB0byBtYW5hZ2UgdGhlbSBleHBsaWNpdGx5IG9uIHNrbCBhbnl3 YXkuCi1EYW5pZWwKCj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jICAg ICAgICB8ICAyIC0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYyAgICB8 ICA1ICsrKy0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oICAgICAgICB8ICAy ICsrCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3J1bnRpbWVfcG0uYyB8IDI5ICsrKysr KysrKysrKysrKysrKysrKysrKysrKysrCj4gIDQgZmlsZXMgY2hhbmdlZCwgMzQgaW5zZXJ0aW9u cygrKSwgNCBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZGRpLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kZGkuYwo+IGluZGV4 IDlhNDBiZmIuLmU2MjlhZDMgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZGRpLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kZGkuYwo+IEBAIC0y OTMxLDggKzI5MzEsNiBAQCB2b2lkIGludGVsX2RkaV9wbGxfaW5pdChzdHJ1Y3QgZHJtX2Rldmlj ZSAqZGV2KQo+ICAJCWRldl9wcml2LT5za2xfYm9vdF9jZGNsayA9IGNkY2xrX2ZyZXE7Cj4gIAkJ aWYgKCEoSTkxNV9SRUFEKExDUExMMV9DVEwpICYgTENQTExfUExMX0VOQUJMRSkpCj4gIAkJCURS TV9FUlJPUigiTENQTEwxIGlzIGRpc2FibGVkXG4iKTsKPiAtCQllbHNlCj4gLQkJCWludGVsX2Rp c3BsYXlfcG93ZXJfZ2V0KGRldl9wcml2LCBQT1dFUl9ET01BSU5fUExMUyk7Cj4gIAl9IGVsc2Ug aWYgKElTX0JST1hUT04oZGV2KSkgewo+ICAJCWJyb3h0b25faW5pdF9jZGNsayhkZXYpOwo+ICAJ CWJyb3h0b25fZGRpX3BoeV9pbml0KGRldik7Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX2Rpc3BsYXkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3Bs YXkuYwo+IGluZGV4IDQzYjBmMTcuLjM0Y2JlNGEgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZGlzcGxheS5jCj4gQEAgLTU2ODAsNyArNTY4MCw4IEBAIHZvaWQgc2tsX3VuaW5pdF9jZGNs ayhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4gIAlpZiAod2FpdF9mb3IoIShJ OTE1X1JFQUQoTENQTEwxX0NUTCkgJiBMQ1BMTF9QTExfTE9DSyksIDEpKQo+ICAJCURSTV9FUlJP UigiQ291bGRuJ3QgZGlzYWJsZSBEUExMMFxuIik7Cj4gIAo+IC0JaW50ZWxfZGlzcGxheV9wb3dl cl9wdXQoZGV2X3ByaXYsIFBPV0VSX0RPTUFJTl9QTExTKTsKPiArCS8qIGRpc2FibGUgUEcxIGFu ZCBNaXNjIEkvTyAqLwo+ICsJc2tsX3B3MV9taXNjX2lvX2ZpbmkoZGV2X3ByaXYpOwo+ICB9Cj4g IAo+ICB2b2lkIHNrbF9pbml0X2NkY2xrKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJp dikKPiBAQCAtNTY5Myw3ICs1Njk0LDcgQEAgdm9pZCBza2xfaW5pdF9jZGNsayhzdHJ1Y3QgZHJt X2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4gIAlJOTE1X1dSSVRFKEhTV19OREVfUlNUV1JOX09Q VCwgdmFsIHwgUkVTRVRfUENIX0hBTkRTSEFLRV9FTkFCTEUpOwo+ICAKPiAgCS8qIGVuYWJsZSBQ RzEgYW5kIE1pc2MgSS9PICovCj4gLQlpbnRlbF9kaXNwbGF5X3Bvd2VyX2dldChkZXZfcHJpdiwg UE9XRVJfRE9NQUlOX1BMTFMpOwo+ICsJc2tsX3B3MV9taXNjX2lvX2luaXQoZGV2X3ByaXYpOwo+ ICAKPiAgCS8qIERQTEwwIGFscmVhZHkgZW5hYmVkICE/ICovCj4gIAlpZiAoSTkxNV9SRUFEKExD UExMMV9DVEwpICYgTENQTExfUExMX0VOQUJMRSkgewo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5o Cj4gaW5kZXggMzIwYzllNi4uMTBlOGEyZiAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9kcnYuaAo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5o Cj4gQEAgLTEzMjUsNiArMTMyNSw4IEBAIHZvaWQgaW50ZWxfcHNyX3NpbmdsZV9mcmFtZV91cGRh dGUoc3RydWN0IGRybV9kZXZpY2UgKmRldiwKPiAgaW50IGludGVsX3Bvd2VyX2RvbWFpbnNfaW5p dChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqKTsKPiAgdm9pZCBpbnRlbF9wb3dlcl9kb21haW5z X2Zpbmkoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKik7Cj4gIHZvaWQgaW50ZWxfcG93ZXJfZG9t YWluc19pbml0X2h3KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdik7Cj4gK3ZvaWQg c2tsX3B3MV9taXNjX2lvX2luaXQoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KTsK PiArdm9pZCBza2xfcHcxX21pc2NfaW9fZmluaShzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2 X3ByaXYpOwo+ICB2b2lkIGludGVsX3J1bnRpbWVfcG1fZW5hYmxlKHN0cnVjdCBkcm1faTkxNV9w cml2YXRlICpkZXZfcHJpdik7Cj4gIAo+ICBib29sIGludGVsX2Rpc3BsYXlfcG93ZXJfaXNfZW5h YmxlZChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCj4gZGlmZiAtLWdpdCBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3J1bnRpbWVfcG0uYyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX3J1bnRpbWVfcG0uYwo+IGluZGV4IDgyMTY0NGQuLmQ2MmIwMzAgMTAwNjQ0Cj4g LS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcnVudGltZV9wbS5jCj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcnVudGltZV9wbS5jCj4gQEAgLTE1MDUsNiArMTUwNSwz NSBAQCBzdGF0aWMgc3RydWN0IGk5MTVfcG93ZXJfd2VsbCBza2xfcG93ZXJfd2VsbHNbXSA9IHsK PiAgCX0sCj4gIH07Cj4gIAo+ICt2b2lkIHNrbF9wdzFfbWlzY19pb19pbml0KHN0cnVjdCBkcm1f aTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiArewo+ICsJc3RydWN0IGk5MTVfcG93ZXJfd2VsbCAq d2VsbDsKPiArCj4gKwlpZiAoIUlTX1NLWUxBS0UoZGV2X3ByaXYpKQo+ICsJCXJldHVybjsKPiAr Cj4gKwl3ZWxsID0gbG9va3VwX3Bvd2VyX3dlbGwoZGV2X3ByaXYsIFNLTF9ESVNQX1BXXzEpOwo+ ICsJaW50ZWxfcG93ZXJfd2VsbF9lbmFibGUoZGV2X3ByaXYsIHdlbGwpOwo+ICsKPiArCXdlbGwg PSBsb29rdXBfcG93ZXJfd2VsbChkZXZfcHJpdiwgU0tMX0RJU1BfUFdfTUlTQ19JTyk7Cj4gKwlp bnRlbF9wb3dlcl93ZWxsX2VuYWJsZShkZXZfcHJpdiwgd2VsbCk7Cj4gK30KPiArCj4gK3ZvaWQg c2tsX3B3MV9taXNjX2lvX2Zpbmkoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ ICt7Cj4gKwlzdHJ1Y3QgaTkxNV9wb3dlcl93ZWxsICp3ZWxsOwo+ICsKPiArCWlmICghSVNfU0tZ TEFLRShkZXZfcHJpdikpCj4gKwkJcmV0dXJuOwo+ICsKPiArCXdlbGwgPSBsb29rdXBfcG93ZXJf d2VsbChkZXZfcHJpdiwgU0tMX0RJU1BfUFdfMSk7Cj4gKwlpbnRlbF9wb3dlcl93ZWxsX2Rpc2Fi bGUoZGV2X3ByaXYsIHdlbGwpOwo+ICsKPiArCXdlbGwgPSBsb29rdXBfcG93ZXJfd2VsbChkZXZf cHJpdiwgU0tMX0RJU1BfUFdfTUlTQ19JTyk7Cj4gKwlpbnRlbF9wb3dlcl93ZWxsX2Rpc2FibGUo ZGV2X3ByaXYsIHdlbGwpOwo+ICsKPiArfQo+ICsKPiAgc3RhdGljIHN0cnVjdCBpOTE1X3Bvd2Vy X3dlbGwgYnh0X3Bvd2VyX3dlbGxzW10gPSB7Cj4gIAl7Cj4gIAkJLm5hbWUgPSAiYWx3YXlzLW9u IiwKPiAtLSAKPiAyLjQuNgo+IAo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+IEludGVsLWdmeEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKPiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4CgotLSAKRGFuaWVsIFZldHRlcgpTb2Z0d2FyZSBFbmdpbmVlciwgSW50 ZWwgQ29ycG9yYXRpb24KaHR0cDovL2Jsb2cuZmZ3bGwuY2gKX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1n ZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZngK