From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH 55/59 v4] drm/i915/skl: Gen9 multi-engine forcewake Date: Wed, 19 Nov 2014 15:25:22 +0200 Message-ID: <8761ebmif1.fsf@gaia.fi.intel.com> References: <87a95ognp7.fsf@gaia.fi.intel.com> <1415034584-21128-1-git-send-email-damien.lespiau@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id DC7F86E2A3 for ; Wed, 19 Nov 2014 05:25:25 -0800 (PST) In-Reply-To: <1415034584-21128-1-git-send-email-damien.lespiau@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Damien Lespiau , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org RGFtaWVuIExlc3BpYXUgPGRhbWllbi5sZXNwaWF1QGludGVsLmNvbT4gd3JpdGVzOgoKPiBGcm9t OiBaaGUgV2FuZyA8emhlMS53YW5nQGludGVsLmNvbT4KPgo+IEVuYWJsZSBtdWx0aS1lbmdpbmUg Zm9yY2V3YWtlIGZvciBHZW45Lgo+Cj4gdjI6IChEYW1pZW4pCj4gLSBSZWJhc2Ugb24gdG9wIG9m IG5pZ2h0bHkKPiAtIE1vdmUgdGhlIHJlZ2lzdGVyIHJhbmdlIGRlZmluaXRpb25zIHRvIGludGVs X3VuY29yZS5jCj4gLSBXaGl0ZXNwYWNlIGZpeGVzCj4KPiB2MzogKEFkZHJlc3NpbmcgTWlrYSdz IGNvbW1lbnQsIGRvbmUgYnkgRGFtaWVuKQo+IC0gVXNlIFJFR19SQU5HRSgpIChpbnRyb2R1Y2Vk IGFmdGVyIHRoZSBwYXRjaCB3YXMgd3JpdHRlbikKPiAtIEFkZCBhIFNLTF9ORUVEU19GT1JDRV9X QUtFKCkgbWFjcm8gdGhhdCBnZXRzIHJpZCBvZiBhIHVzZWxlc3MKPiAgIGNvbXBhcmlzb24gdG8g Rk9SQ0VXQUtFIChyZWcgMHhhMThjIGlzIG5vdCB1c2VkIG9uIFNLTCkKPgo+IHY0OiAoRGFtaWVu KQo+IC0gVXNlIG5ld2x5IGludHJvZHVjZWQgQVNTSUdOX1JFQUQvV1JJVEVfTU1JT19WRlVOQ1Mo KSBtYWNyb3MKPgo+IFNpZ25lZC1vZmYtYnk6IFpoZSBXYW5nIDx6aGUxLndhbmdAaW50ZWwuY29t Pgo+IFNpZ25lZC1vZmYtYnk6IERhbWllbiBMZXNwaWF1IDxkYW1pZW4ubGVzcGlhdUBpbnRlbC5j b20+CgpSZXZpZXdlZC1ieTogTWlrYSBLdW9wcGFsYSA8bWlrYS5rdW9wcGFsYUBpbnRlbC5jb20+ Cgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91bmNvcmUuYyB8IDExNSArKysr KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDExNSBp bnNlcnRpb25zKCspCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf dW5jb3JlLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91bmNvcmUuYwo+IGluZGV4IDY4 ZTcyMmIuLjhjZTU2ZjYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf dW5jb3JlLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF91bmNvcmUuYwo+IEBA IC02NzgsNiArNjc4LDM0IEBAIHZvaWQgYXNzZXJ0X2ZvcmNlX3dha2VfaW5hY3RpdmUoc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICAJIFJFR19SQU5HRSgocmVnKSwgMHgxNDAw MCwgMHgxNDQwMCkgfHwgXAo+ICAJIFJFR19SQU5HRSgocmVnKSwgMHgyMjAwMCwgMHgyNDAwMCkp Cj4gIAo+ICsjZGVmaW5lIEZPUkNFV0FLRV9HRU45X1VOQ09SRV9SQU5HRV9PRkZTRVQocmVnKSBc Cj4gKwlSRUdfUkFOR0UoKHJlZyksIDB4QzAwLCAgMHgyMDAwKQo+ICsKPiArI2RlZmluZSBGT1JD RVdBS0VfR0VOOV9SRU5ERVJfUkFOR0VfT0ZGU0VUKHJlZykgXAo+ICsJKFJFR19SQU5HRSgocmVn KSwgMHgyMDAwLCAweDQwMDApIHx8IFwKPiArCSBSRUdfUkFOR0UoKHJlZyksIDB4NTIwMCwgMHg4 MDAwKSB8fCBcCj4gKwkgUkVHX1JBTkdFKChyZWcpLCAweDgzMDAsIDB4ODUwMCkgfHwgXAo+ICsJ IFJFR19SQU5HRSgocmVnKSwgMHg4QzAwLCAweDhEMDApIHx8IFwKPiArCSBSRUdfUkFOR0UoKHJl ZyksIDB4QjAwMCwgMHhCNDgwKSB8fCBcCj4gKwkgUkVHX1JBTkdFKChyZWcpLCAweEUwMDAsIDB4 RTgwMCkpCj4gKwo+ICsjZGVmaW5lIEZPUkNFV0FLRV9HRU45X01FRElBX1JBTkdFX09GRlNFVChy ZWcpIFwKPiArCShSRUdfUkFOR0UoKHJlZyksIDB4ODgwMCwgMHg4QTAwKSB8fCBcCj4gKwkgUkVH X1JBTkdFKChyZWcpLCAweEQwMDAsIDB4RDgwMCkgfHwgXAo+ICsJIFJFR19SQU5HRSgocmVnKSwg MHgxMjAwMCwgMHgxNDAwMCkgfHwgXAo+ICsJIFJFR19SQU5HRSgocmVnKSwgMHgxQTAwMCwgMHgx RUEwMCkgfHwgXAo+ICsJIFJFR19SQU5HRSgocmVnKSwgMHgzMDAwMCwgMHg0MDAwMCkpCj4gKwo+ ICsjZGVmaW5lIEZPUkNFV0FLRV9HRU45X0NPTU1PTl9SQU5HRV9PRkZTRVQocmVnKSBcCj4gKwlS RUdfUkFOR0UoKHJlZyksIDB4OTQwMCwgMHg5ODAwKQo+ICsKPiArI2RlZmluZSBGT1JDRVdBS0Vf R0VOOV9CTElUVEVSX1JBTkdFX09GRlNFVChyZWcpIFwKPiArCSgocmVnKSA8IDB4NDAwMDAgJiZc Cj4gKwkgIUZPUkNFV0FLRV9HRU45X1VOQ09SRV9SQU5HRV9PRkZTRVQocmVnKSAmJiBcCj4gKwkg IUZPUkNFV0FLRV9HRU45X1JFTkRFUl9SQU5HRV9PRkZTRVQocmVnKSAmJiBcCj4gKwkgIUZPUkNF V0FLRV9HRU45X01FRElBX1JBTkdFX09GRlNFVChyZWcpICYmIFwKPiArCSAhRk9SQ0VXQUtFX0dF TjlfQ09NTU9OX1JBTkdFX09GRlNFVChyZWcpKQo+ICsKPiAgc3RhdGljIHZvaWQKPiAgaWxrX2R1 bW15X3dyaXRlKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiAgewo+IEBAIC04 MDgsNiArODM2LDQ1IEBAIGNodl9yZWFkIyN4KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZf cHJpdiwgb2ZmX3QgcmVnLCBib29sIHRyYWNlKSB7IFwKPiAgCVJFR19SRUFEX0ZPT1RFUjsgXAo+ ICB9Cj4gIAo+ICsjZGVmaW5lIFNLTF9ORUVEU19GT1JDRV9XQUtFKGRldl9wcml2LCByZWcpCVwK PiArCSAoKHJlZykgPCAweDQwMDAwICYmICFGT1JDRVdBS0VfR0VOOV9VTkNPUkVfUkFOR0VfT0ZG U0VUKHJlZykpCj4gKwo+ICsjZGVmaW5lIF9fZ2VuOV9yZWFkKHgpIFwKPiArc3RhdGljIHUjI3gg XAo+ICtnZW45X3JlYWQjI3goc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCBvZmZf dCByZWcsIGJvb2wgdHJhY2UpIHsgXAo+ICsJUkVHX1JFQURfSEVBREVSKHgpOyBcCj4gKwlpZiAo IVNLTF9ORUVEU19GT1JDRV9XQUtFKChkZXZfcHJpdiksIChyZWcpKSkgeyBcCj4gKwkJdmFsID0g X19yYXdfaTkxNV9yZWFkIyN4KGRldl9wcml2LCByZWcpOyBcCj4gKwl9IGVsc2UgeyBcCj4gKwkJ dW5zaWduZWQgZndlbmdpbmUgPSAwOyBcCj4gKwkJaWYgKEZPUkNFV0FLRV9HRU45X1JFTkRFUl9S QU5HRV9PRkZTRVQocmVnKSkgeyBcCj4gKwkJCWlmIChkZXZfcHJpdi0+dW5jb3JlLmZ3X3JlbmRl cmNvdW50ID09IDApIFwKPiArCQkJCWZ3ZW5naW5lID0gRk9SQ0VXQUtFX1JFTkRFUjsgXAo+ICsJ CX0gZWxzZSBpZiAoRk9SQ0VXQUtFX0dFTjlfTUVESUFfUkFOR0VfT0ZGU0VUKHJlZykpIHsgXAo+ ICsJCQlpZiAoZGV2X3ByaXYtPnVuY29yZS5md19tZWRpYWNvdW50ID09IDApIFwKPiArCQkJCWZ3 ZW5naW5lID0gRk9SQ0VXQUtFX01FRElBOyBcCj4gKwkJfSBlbHNlIGlmIChGT1JDRVdBS0VfR0VO OV9DT01NT05fUkFOR0VfT0ZGU0VUKHJlZykpIHsgXAo+ICsJCQlpZiAoZGV2X3ByaXYtPnVuY29y ZS5md19yZW5kZXJjb3VudCA9PSAwKSBcCj4gKwkJCQlmd2VuZ2luZSB8PSBGT1JDRVdBS0VfUkVO REVSOyBcCj4gKwkJCWlmIChkZXZfcHJpdi0+dW5jb3JlLmZ3X21lZGlhY291bnQgPT0gMCkgXAo+ ICsJCQkJZndlbmdpbmUgfD0gRk9SQ0VXQUtFX01FRElBOyBcCj4gKwkJfSBlbHNlIHsgXAo+ICsJ CQlpZiAoZGV2X3ByaXYtPnVuY29yZS5md19ibGl0dGVyY291bnQgPT0gMCkgXAo+ICsJCQkJZndl bmdpbmUgPSBGT1JDRVdBS0VfQkxJVFRFUjsgXAo+ICsJCX0gXAo+ICsJCWlmIChmd2VuZ2luZSkg XAo+ICsJCQlkZXZfcHJpdi0+dW5jb3JlLmZ1bmNzLmZvcmNlX3dha2VfZ2V0KGRldl9wcml2LCBm d2VuZ2luZSk7IFwKPiArCQl2YWwgPSBfX3Jhd19pOTE1X3JlYWQjI3goZGV2X3ByaXYsIHJlZyk7 IFwKPiArCQlpZiAoZndlbmdpbmUpIFwKPiArCQkJZGV2X3ByaXYtPnVuY29yZS5mdW5jcy5mb3Jj ZV93YWtlX3B1dChkZXZfcHJpdiwgZndlbmdpbmUpOyBcCj4gKwl9IFwKPiArCVJFR19SRUFEX0ZP T1RFUjsgXAo+ICt9Cj4gKwo+ICtfX2dlbjlfcmVhZCg4KQo+ICtfX2dlbjlfcmVhZCgxNikKPiAr X19nZW45X3JlYWQoMzIpCj4gK19fZ2VuOV9yZWFkKDY0KQo+ICBfX2Nodl9yZWFkKDgpCj4gIF9f Y2h2X3JlYWQoMTYpCj4gIF9fY2h2X3JlYWQoMzIpCj4gQEAgLTgyOSw2ICs4OTYsNyBAQCBfX2dl bjRfcmVhZCgxNikKPiAgX19nZW40X3JlYWQoMzIpCj4gIF9fZ2VuNF9yZWFkKDY0KQo+ICAKPiAr I3VuZGVmIF9fZ2VuOV9yZWFkCj4gICN1bmRlZiBfX2Nodl9yZWFkCj4gICN1bmRlZiBfX3Zsdl9y ZWFkCj4gICN1bmRlZiBfX2dlbjZfcmVhZAo+IEBAIC05NjYsNiArMTAzNCw0NSBAQCBjaHZfd3Jp dGUjI3goc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCBvZmZfdCByZWcsIHUjI3gg dmFsLCBib29sIHRyYWNlKQo+ICAJUkVHX1dSSVRFX0ZPT1RFUjsgXAo+ICB9Cj4gIAo+ICsjZGVm aW5lIF9fZ2VuOV93cml0ZSh4KSBcCj4gK3N0YXRpYyB2b2lkIFwKPiArZ2VuOV93cml0ZSMjeChz dHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsIG9mZl90IHJlZywgdSMjeCB2YWwsIFwK PiArCQlib29sIHRyYWNlKSB7IFwKPiArCVJFR19XUklURV9IRUFERVI7IFwKPiArCWlmICghU0tM X05FRURTX0ZPUkNFX1dBS0UoKGRldl9wcml2KSwgKHJlZykpKSB7IFwKPiArCQlfX3Jhd19pOTE1 X3dyaXRlIyN4KGRldl9wcml2LCByZWcsIHZhbCk7IFwKPiArCX0gZWxzZSB7IFwKPiArCQl1bnNp Z25lZCBmd2VuZ2luZSA9IDA7IFwKPiArCQlpZiAoRk9SQ0VXQUtFX0dFTjlfUkVOREVSX1JBTkdF X09GRlNFVChyZWcpKSB7IFwKPiArCQkJaWYgKGRldl9wcml2LT51bmNvcmUuZndfcmVuZGVyY291 bnQgPT0gMCkgXAo+ICsJCQkJZndlbmdpbmUgPSBGT1JDRVdBS0VfUkVOREVSOyBcCj4gKwkJfSBl bHNlIGlmIChGT1JDRVdBS0VfR0VOOV9NRURJQV9SQU5HRV9PRkZTRVQocmVnKSkgeyBcCj4gKwkJ CWlmIChkZXZfcHJpdi0+dW5jb3JlLmZ3X21lZGlhY291bnQgPT0gMCkgXAo+ICsJCQkJZndlbmdp bmUgPSBGT1JDRVdBS0VfTUVESUE7IFwKPiArCQl9IGVsc2UgaWYgKEZPUkNFV0FLRV9HRU45X0NP TU1PTl9SQU5HRV9PRkZTRVQocmVnKSkgeyBcCj4gKwkJCWlmIChkZXZfcHJpdi0+dW5jb3JlLmZ3 X3JlbmRlcmNvdW50ID09IDApIFwKPiArCQkJCWZ3ZW5naW5lIHw9IEZPUkNFV0FLRV9SRU5ERVI7 IFwKPiArCQkJaWYgKGRldl9wcml2LT51bmNvcmUuZndfbWVkaWFjb3VudCA9PSAwKSBcCj4gKwkJ CQlmd2VuZ2luZSB8PSBGT1JDRVdBS0VfTUVESUE7IFwKPiArCQl9IGVsc2UgeyBcCj4gKwkJCWlm IChkZXZfcHJpdi0+dW5jb3JlLmZ3X2JsaXR0ZXJjb3VudCA9PSAwKSBcCj4gKwkJCQlmd2VuZ2lu ZSA9IEZPUkNFV0FLRV9CTElUVEVSOyBcCj4gKwkJfSBcCj4gKwkJaWYgKGZ3ZW5naW5lKSBcCj4g KwkJCWRldl9wcml2LT51bmNvcmUuZnVuY3MuZm9yY2Vfd2FrZV9nZXQoZGV2X3ByaXYsIFwKPiAr CQkJCQlmd2VuZ2luZSk7IFwKPiArCQlfX3Jhd19pOTE1X3dyaXRlIyN4KGRldl9wcml2LCByZWcs IHZhbCk7IFwKPiArCQlpZiAoZndlbmdpbmUpIFwKPiArCQkJZGV2X3ByaXYtPnVuY29yZS5mdW5j cy5mb3JjZV93YWtlX3B1dChkZXZfcHJpdiwgXAo+ICsJCQkJCWZ3ZW5naW5lKTsgXAo+ICsJfSBc Cj4gKwlSRUdfV1JJVEVfRk9PVEVSOyBcCj4gK30KPiArCj4gK19fZ2VuOV93cml0ZSg4KQo+ICtf X2dlbjlfd3JpdGUoMTYpCj4gK19fZ2VuOV93cml0ZSgzMikKPiArX19nZW45X3dyaXRlKDY0KQo+ ICBfX2Nodl93cml0ZSg4KQo+ICBfX2Nodl93cml0ZSgxNikKPiAgX19jaHZfd3JpdGUoMzIpCj4g QEAgLTk5MSw2ICsxMDk4LDcgQEAgX19nZW40X3dyaXRlKDE2KQo+ICBfX2dlbjRfd3JpdGUoMzIp Cj4gIF9fZ2VuNF93cml0ZSg2NCkKPiAgCj4gKyN1bmRlZiBfX2dlbjlfd3JpdGUKPiAgI3VuZGVm IF9fY2h2X3dyaXRlCj4gICN1bmRlZiBfX2dlbjhfd3JpdGUKPiAgI3VuZGVmIF9faHN3X3dyaXRl Cj4gQEAgLTEwNzQsNiArMTE4MiwxMyBAQCB2b2lkIGludGVsX3VuY29yZV9pbml0KHN0cnVjdCBk cm1fZGV2aWNlICpkZXYpCj4gIAo+ICAJc3dpdGNoIChJTlRFTF9JTkZPKGRldiktPmdlbikgewo+ ICAJZGVmYXVsdDoKPiArCQlXQVJOX09OKDEpOwo+ICsJCXJldHVybjsKPiArCWNhc2UgOToKPiAr CQlBU1NJR05fV1JJVEVfTU1JT19WRlVOQ1MoZ2VuOSk7Cj4gKwkJQVNTSUdOX1JFQURfTU1JT19W RlVOQ1MoZ2VuOSk7Cj4gKwkJYnJlYWs7Cj4gKwljYXNlIDg6Cj4gIAkJaWYgKElTX0NIRVJSWVZJ RVcoZGV2KSkgewo+ICAJCQlBU1NJR05fV1JJVEVfTU1JT19WRlVOQ1MoY2h2KTsKPiAgCQkJQVNT SUdOX1JFQURfTU1JT19WRlVOQ1MoY2h2KTsKPiAtLSAKPiAxLjguMy4xCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QK SW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Au b3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==