From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 2/2] drm/i915/glk: Enable cold boot for GLK DSI Date: Mon, 15 May 2017 18:49:06 +0300 Message-ID: <87inl2dsst.fsf@intel.com> References: <1494336565-19185-1-git-send-email-madhav.chauhan@intel.com> <1494336565-19185-2-git-send-email-madhav.chauhan@intel.com> <20170509135816.GY12629@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7E0DA6E242 for ; Mon, 15 May 2017 15:49:11 +0000 (UTC) In-Reply-To: <20170509135816.GY12629@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville =?utf-8?B?U3lyasOkbMOk?= , Madhav Chauhan Cc: ander.conselvan.de.oliveira@intel.com, intel-gfx@lists.freedesktop.org, shashidhar.hiremath@intel.com List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCAwOSBNYXkgMjAxNywgVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4 LmludGVsLmNvbT4gd3JvdGU6Cj4gT24gVHVlLCBNYXkgMDksIDIwMTcgYXQgMDY6NTk6MjVQTSAr MDUzMCwgTWFkaGF2IENoYXVoYW4gd3JvdGU6Cj4+IEFzIHBlciBCU0VQQywgaWYgZGV2aWNlIHJl YWR5IGJpdCBpcyAnMCcgaW4gZW5hYmxlIElPIHNlcXVlbmNlCj4+IHRoZW4gaXRzIGEgY29sZCBi b290L3Jlc2V0IHNjZW5hcmlvIGVnOiBTMy9TNCByZXN1bWUuIEluIHRoZXNlCj4+IGNvbmRpdGlv bnMgd2UgbmVlZCB0byBwcm9ncmFtIGNlcnRhaW4gcmVnaXN0ZXJzIGFuZCBwcmVwYXJlIHBvcnQK Pj4gZnJvbSB0aGUgbWlkZGxlIG9mIERTSSBlbmFibGUgc2VxdWVuY2Ugb3RoZXJ3aXNlIGZlYXR1 cmUgbGlrZSBTMy9TNAo+PiBkb2Vzbid0IHdvcmsuCj4KPiBDYW4ndCB3ZSBqdXN0IGFsd2F5cyBm b2xsb3cgdGhlICJjb2xkIGJvb3QiIHNlcXVlbmNlPyBMZXNzIGNvZGVwYXRocwo+IG1lYW5zIGxl c3MgYnVncy4KCkkgYWdyZWUuIE1hZGhhdj8KCkJSLApKYW5pLgoKCj4KPj4gCj4+IFNpZ25lZC1v ZmYtYnk6IE1hZGhhdiBDaGF1aGFuIDxtYWRoYXYuY2hhdWhhbkBpbnRlbC5jb20+Cj4+IC0tLQo+ PiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHNpLmMgfCA3OSArKysrKysrKysrKysrKysr KysrKysrKystLS0tLS0tLS0tLS0tLS0tCj4+ICAxIGZpbGUgY2hhbmdlZCwgNDggaW5zZXJ0aW9u cygrKSwgMzEgZGVsZXRpb25zKC0pCj4+IAo+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZHNpLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kc2kuYwo+PiBp bmRleCBmYzBlZjQ5Li42YjY4ODY0IDEwMDY0NAo+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kc2kuYwo+PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kc2kuYwo+ PiBAQCAtMzQ2LDEyICszNDYsMTcgQEAgc3RhdGljIGJvb2wgaW50ZWxfZHNpX2NvbXB1dGVfY29u ZmlnKHN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyLAo+PiAgCXJldHVybiB0cnVlOwo+PiAg fQo+PiAgCj4+IC1zdGF0aWMgdm9pZCBnbGtfZHNpX2RldmljZV9yZWFkeShzdHJ1Y3QgaW50ZWxf ZW5jb2RlciAqZW5jb2RlcikKPj4gK3N0YXRpYyB2b2lkIGludGVsX2RzaV9wcmVwYXJlKHN0cnVj dCBpbnRlbF9lbmNvZGVyICppbnRlbF9lbmNvZGVyLAo+PiArCQkJICAgICAgc3RydWN0IGludGVs X2NydGNfc3RhdGUgKnBpcGVfY29uZmlnKTsKPj4gKwo+PiArc3RhdGljIHZvaWQgZ2xrX2RzaV9k ZXZpY2VfcmVhZHkoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIsCj4+ICsJCQkJIHN0cnVj dCBpbnRlbF9jcnRjX3N0YXRlICpwaXBlX2NvbmZpZykKPj4gIHsKPj4gIAlzdHJ1Y3QgZHJtX2k5 MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1KGVuY29kZXItPmJhc2UuZGV2KTsKPj4gIAlz dHJ1Y3QgaW50ZWxfZHNpICppbnRlbF9kc2kgPSBlbmNfdG9faW50ZWxfZHNpKCZlbmNvZGVyLT5i YXNlKTsKPj4gIAllbnVtIHBvcnQgcG9ydDsKPj4gIAl1MzIgdG1wLCB2YWw7Cj4+ICsJYm9vbCBj b2xkX2Jvb3QgPSBmYWxzZTsKPj4gIAo+PiAgCS8qIFNldCB0aGUgTUlQSSBtb2RlCj4+ICAJICog SWYgTUlQSV9Nb2RlIGlzIG9mZiwgdGhlbiB3cml0aW5nIHRvIExQX1dha2UgYml0IGlzIG5vdCBy ZWZsZWN0aW5nLgo+PiBAQCAtMzcwLDcgKzM3NSwxMCBAQCBzdGF0aWMgdm9pZCBnbGtfZHNpX2Rl dmljZV9yZWFkeShzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlcikKPj4gIAkvKiBQcm9ncmFt IExQIFdha2UgKi8KPj4gIAlmb3JfZWFjaF9kc2lfcG9ydChwb3J0LCBpbnRlbF9kc2ktPnBvcnRz KSB7Cj4+ICAJCXRtcCA9IEk5MTVfUkVBRChNSVBJX0NUUkwocG9ydCkpOwo+PiAtCQl0bXAgfD0g R0xLX0xQX1dBS0U7Cj4+ICsJCWlmICghKEk5MTVfUkVBRChNSVBJX0RFVklDRV9SRUFEWShwb3J0 KSkgJiBERVZJQ0VfUkVBRFkpKQo+PiArCQkJdG1wICY9IH5HTEtfTFBfV0FLRTsKPj4gKwkJZWxz ZQo+PiArCQkJdG1wIHw9IEdMS19MUF9XQUtFOwo+PiAgCQlJOTE1X1dSSVRFKE1JUElfQ1RSTChw b3J0KSwgdG1wKTsKPj4gIAl9Cj4+ICAKPj4gQEAgLTM4Miw2ICszOTAsMTUgQEAgc3RhdGljIHZv aWQgZ2xrX2RzaV9kZXZpY2VfcmVhZHkoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIpCj4+ ICAJCQlEUk1fRVJST1IoIk1JUElPIHBvcnQgaXMgcG93ZXJnYXRlZFxuIik7Cj4+ICAJfQo+PiAg Cj4+ICsJLyogQ2hlY2sgaWYgY29sZCBib290IHNjZW5hcmlvICovCj4+ICsJZm9yX2VhY2hfZHNp X3BvcnQocG9ydCwgaW50ZWxfZHNpLT5wb3J0cykgewo+PiArCQljb2xkX2Jvb3QgfD0gIShJOTE1 X1JFQUQoTUlQSV9ERVZJQ0VfUkVBRFkocG9ydCkpICYKPj4gKwkJCQkJCQlERVZJQ0VfUkVBRFkp Owo+PiArCX0KPj4gKwo+PiArCWlmIChjb2xkX2Jvb3QpCj4+ICsJCWludGVsX2RzaV9wcmVwYXJl KGVuY29kZXIsIHBpcGVfY29uZmlnKTsKPj4gKwo+PiAgCS8qIFdhaXQgZm9yIE1JUEkgUEhZIHN0 YXR1cyBiaXQgdG8gc2V0ICovCj4+ICAJZm9yX2VhY2hfZHNpX3BvcnQocG9ydCwgaW50ZWxfZHNp LT5wb3J0cykgewo+PiAgCQlpZiAoaW50ZWxfd2FpdF9mb3JfcmVnaXN0ZXIoZGV2X3ByaXYsCj4+ IEBAIC00MDIsMzQgKzQxOSwzNCBAQCBzdGF0aWMgdm9pZCBnbGtfZHNpX2RldmljZV9yZWFkeShz dHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlcikKPj4gIAkJCXZhbCB8PSBERVZJQ0VfUkVBRFk7 Cj4+ICAJCQlJOTE1X1dSSVRFKE1JUElfREVWSUNFX1JFQURZKHBvcnQpLCB2YWwpOwo+PiAgCQkJ dXNsZWVwX3JhbmdlKDEwLCAxNSk7Cj4+IC0JCX0KPj4gLQo+PiAtCQkvKiBFbnRlciBVTFBTICov Cj4+IC0JCXZhbCA9IEk5MTVfUkVBRChNSVBJX0RFVklDRV9SRUFEWShwb3J0KSk7Cj4+IC0JCXZh bCAmPSB+VUxQU19TVEFURV9NQVNLOwo+PiAtCQl2YWwgfD0gKFVMUFNfU1RBVEVfRU5URVIgfCBE RVZJQ0VfUkVBRFkpOwo+PiAtCQlJOTE1X1dSSVRFKE1JUElfREVWSUNFX1JFQURZKHBvcnQpLCB2 YWwpOwo+PiArCQl9IGVsc2Ugewo+PiArCQkJLyogRW50ZXIgVUxQUyAqLwo+PiArCQkJdmFsID0g STkxNV9SRUFEKE1JUElfREVWSUNFX1JFQURZKHBvcnQpKTsKPj4gKwkJCXZhbCAmPSB+VUxQU19T VEFURV9NQVNLOwo+PiArCQkJdmFsIHw9IChVTFBTX1NUQVRFX0VOVEVSIHwgREVWSUNFX1JFQURZ KTsKPj4gKwkJCUk5MTVfV1JJVEUoTUlQSV9ERVZJQ0VfUkVBRFkocG9ydCksIHZhbCk7Cj4+ICAK Pj4gLQkJLyogV2FpdCBmb3IgVUxQUyBhY3RpdmUgKi8KPj4gLQkJaWYgKGludGVsX3dhaXRfZm9y X3JlZ2lzdGVyKGRldl9wcml2LAo+PiArCQkJLyogV2FpdCBmb3IgVUxQUyBhY3RpdmUgKi8KPj4g KwkJCWlmIChpbnRlbF93YWl0X2Zvcl9yZWdpc3RlcihkZXZfcHJpdiwKPj4gIAkJCQlNSVBJX0NU UkwocG9ydCksIEdMS19VTFBTX05PVF9BQ1RJVkUsIDAsIDIwKSkKPj4gLQkJCURSTV9FUlJPUigi VUxQUyBub3QgYWN0aXZlXG4iKTsKPj4gKwkJCQlEUk1fRVJST1IoIlVMUFMgbm90IGFjdGl2ZVxu Iik7Cj4+ICAKPj4gLQkJLyogRXhpdCBVTFBTICovCj4+IC0JCXZhbCA9IEk5MTVfUkVBRChNSVBJ X0RFVklDRV9SRUFEWShwb3J0KSk7Cj4+IC0JCXZhbCAmPSB+VUxQU19TVEFURV9NQVNLOwo+PiAt CQl2YWwgfD0gKFVMUFNfU1RBVEVfRVhJVCB8IERFVklDRV9SRUFEWSk7Cj4+IC0JCUk5MTVfV1JJ VEUoTUlQSV9ERVZJQ0VfUkVBRFkocG9ydCksIHZhbCk7Cj4+ICsJCQkvKiBFeGl0IFVMUFMgKi8K Pj4gKwkJCXZhbCA9IEk5MTVfUkVBRChNSVBJX0RFVklDRV9SRUFEWShwb3J0KSk7Cj4+ICsJCQl2 YWwgJj0gflVMUFNfU1RBVEVfTUFTSzsKPj4gKwkJCXZhbCB8PSAoVUxQU19TVEFURV9FWElUIHwg REVWSUNFX1JFQURZKTsKPj4gKwkJCUk5MTVfV1JJVEUoTUlQSV9ERVZJQ0VfUkVBRFkocG9ydCks IHZhbCk7Cj4+ICAKPj4gLQkJLyogRW50ZXIgTm9ybWFsIE1vZGUgKi8KPj4gLQkJdmFsID0gSTkx NV9SRUFEKE1JUElfREVWSUNFX1JFQURZKHBvcnQpKTsKPj4gLQkJdmFsICY9IH5VTFBTX1NUQVRF X01BU0s7Cj4+IC0JCXZhbCB8PSAoVUxQU19TVEFURV9OT1JNQUxfT1BFUkFUSU9OIHwgREVWSUNF X1JFQURZKTsKPj4gLQkJSTkxNV9XUklURShNSVBJX0RFVklDRV9SRUFEWShwb3J0KSwgdmFsKTsK Pj4gKwkJCS8qIEVudGVyIE5vcm1hbCBNb2RlICovCj4+ICsJCQl2YWwgPSBJOTE1X1JFQUQoTUlQ SV9ERVZJQ0VfUkVBRFkocG9ydCkpOwo+PiArCQkJdmFsICY9IH5VTFBTX1NUQVRFX01BU0s7Cj4+ ICsJCQl2YWwgfD0gKFVMUFNfU1RBVEVfTk9STUFMX09QRVJBVElPTiB8IERFVklDRV9SRUFEWSk7 Cj4+ICsJCQlJOTE1X1dSSVRFKE1JUElfREVWSUNFX1JFQURZKHBvcnQpLCB2YWwpOwo+PiAgCj4+ IC0JCXRtcCA9IEk5MTVfUkVBRChNSVBJX0NUUkwocG9ydCkpOwo+PiAtCQl0bXAgJj0gfkdMS19M UF9XQUtFOwo+PiAtCQlJOTE1X1dSSVRFKE1JUElfQ1RSTChwb3J0KSwgdG1wKTsKPj4gKwkJCXRt cCA9IEk5MTVfUkVBRChNSVBJX0NUUkwocG9ydCkpOwo+PiArCQkJdG1wICY9IH5HTEtfTFBfV0FL RTsKPj4gKwkJCUk5MTVfV1JJVEUoTUlQSV9DVFJMKHBvcnQpLCB0bXApOwo+PiArCQl9Cj4+ICAJ fQo+PiAgCj4+ICAJLyogV2FpdCBmb3IgU3RvcCBzdGF0ZSAqLwo+PiBAQCAtNTE1LDcgKzUzMiw4 IEBAIHN0YXRpYyB2b2lkIHZsdl9kc2lfZGV2aWNlX3JlYWR5KHN0cnVjdCBpbnRlbF9lbmNvZGVy ICplbmNvZGVyKQo+PiAgCX0KPj4gIH0KPj4gIAo+PiAtc3RhdGljIHZvaWQgaW50ZWxfZHNpX2Rl dmljZV9yZWFkeShzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlcikKPj4gK3N0YXRpYyB2b2lk IGludGVsX2RzaV9kZXZpY2VfcmVhZHkoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIsCj4+ ICsJCQkJICAgc3RydWN0IGludGVsX2NydGNfc3RhdGUgKnBpcGVfY29uZmlnKQo+PiAgewo+PiAg CXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IHRvX2k5MTUoZW5jb2Rlci0+YmFz ZS5kZXYpOwo+PiAgCj4+IEBAIC01MjQsNyArNTQyLDcgQEAgc3RhdGljIHZvaWQgaW50ZWxfZHNp X2RldmljZV9yZWFkeShzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlcikKPj4gIAllbHNlIGlm IChJU19CUk9YVE9OKGRldl9wcml2KSkKPj4gIAkJYnh0X2RzaV9kZXZpY2VfcmVhZHkoZW5jb2Rl cik7Cj4+ICAJZWxzZSBpZiAoSVNfR0VNSU5JTEFLRShkZXZfcHJpdikpCj4+IC0JCWdsa19kc2lf ZGV2aWNlX3JlYWR5KGVuY29kZXIpOwo+PiArCQlnbGtfZHNpX2RldmljZV9yZWFkeShlbmNvZGVy LCBwaXBlX2NvbmZpZyk7Cj4+ICB9Cj4+ICAKPj4gIHN0YXRpYyB2b2lkIGdsa19kc2lfZW50ZXJf bG93X3Bvd2VyX21vZGUoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIpCj4+IEBAIC03MTAs OCArNzI4LDYgQEAgc3RhdGljIHZvaWQgaW50ZWxfZHNpX3BvcnRfZGlzYWJsZShzdHJ1Y3QgaW50 ZWxfZW5jb2RlciAqZW5jb2RlcikKPj4gIAl9Cj4+ICB9Cj4+ICAKPj4gLXN0YXRpYyB2b2lkIGlu dGVsX2RzaV9wcmVwYXJlKHN0cnVjdCBpbnRlbF9lbmNvZGVyICppbnRlbF9lbmNvZGVyLAo+PiAt CQkJICAgICAgc3RydWN0IGludGVsX2NydGNfc3RhdGUgKnBpcGVfY29uZmlnKTsKPj4gIHN0YXRp YyB2b2lkIGludGVsX2RzaV91bnByZXBhcmUoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIp Owo+PiAgCj4+ICBzdGF0aWMgdm9pZCBpbnRlbF9kc2lfbXNsZWVwKHN0cnVjdCBpbnRlbF9kc2kg KmludGVsX2RzaSwgaW50IG1zZWMpCj4+IEBAIC04MDAsNyArODE2LDggQEAgc3RhdGljIHZvaWQg aW50ZWxfZHNpX3ByZV9lbmFibGUoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIsCj4+ICAJ CUk5MTVfV1JJVEUoRFNQQ0xLX0dBVEVfRCwgdmFsKTsKPj4gIAl9Cj4+ICAKPj4gLQlpbnRlbF9k c2lfcHJlcGFyZShlbmNvZGVyLCBwaXBlX2NvbmZpZyk7Cj4+ICsJaWYgKCFJU19HRU1JTklMQUtF KGRldl9wcml2KSkKPj4gKwkJaW50ZWxfZHNpX3ByZXBhcmUoZW5jb2RlciwgcGlwZV9jb25maWcp Owo+PiAgCj4+ICAJLyogUG93ZXIgb24sIHRyeSBib3RoIENSQyBwbWljIGdwaW8gYW5kIFZCVCAq Lwo+PiAgCWlmIChpbnRlbF9kc2ktPmdwaW9fcGFuZWwpCj4+IEBAIC04MTIsNyArODI5LDcgQEAg c3RhdGljIHZvaWQgaW50ZWxfZHNpX3ByZV9lbmFibGUoc3RydWN0IGludGVsX2VuY29kZXIgKmVu Y29kZXIsCj4+ICAJaW50ZWxfZHNpX3ZidF9leGVjX3NlcXVlbmNlKGludGVsX2RzaSwgTUlQSV9T RVFfREVBU1NFUlRfUkVTRVQpOwo+PiAgCj4+ICAJLyogUHV0IGRldmljZSBpbiByZWFkeSBzdGF0 ZSAoTFAtMTEpICovCj4+IC0JaW50ZWxfZHNpX2RldmljZV9yZWFkeShlbmNvZGVyKTsKPj4gKwlp bnRlbF9kc2lfZGV2aWNlX3JlYWR5KGVuY29kZXIsIHBpcGVfY29uZmlnKTsKPj4gIAo+PiAgCS8q IFNlbmQgaW5pdGlhbGl6YXRpb24gY29tbWFuZHMgaW4gTFAgbW9kZSAqLwo+PiAgCWludGVsX2Rz aV92YnRfZXhlY19zZXF1ZW5jZShpbnRlbF9kc2ksIE1JUElfU0VRX0lOSVRfT1RQKTsKPj4gLS0g Cj4+IDEuOS4xCj4+IAo+PiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwo+PiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4+IEludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKPj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9pbnRlbC1nZngKCi0tIApKYW5pIE5pa3VsYSwgSW50ZWwgT3BlbiBTb3VyY2UgVGVjaG5v bG9neSBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4 Cg==