From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sivakumar Thulasimani Subject: Re: [PATCH] drm/i915/bxt: WA for swapped HPD pins in A stepping Date: Wed, 22 Jul 2015 16:03:05 +0530 Message-ID: <55AF7161.70804@intel.com> References: <1437428599.12431.18.camel@intel.com> <1437559656-17111-1-git-send-email-sonika.jindal@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id A87C86E411 for ; Wed, 22 Jul 2015 03:33:07 -0700 (PDT) In-Reply-To: <1437559656-17111-1-git-send-email-sonika.jindal@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Sonika Jindal Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org CgpPbiA3LzIyLzIwMTUgMzozNyBQTSwgU29uaWthIEppbmRhbCB3cm90ZToKPiBBcyBwZXIgYnNw ZWMsIG9uIEJYVCBBMC9BMSwgc3cgbmVlZHMgdG8gYWN0aXZhdGUgRERJQSBIUEQgbG9naWMKPiBh bmQgaW50ZXJydXB0cyB0byBjaGVjayB0aGUgZXh0ZXJuYWwgcGFuZWwgY29ubmVjdGlvbiBhbmQg RERJQyBIUEQKPiBsb2dpYyBmb3IgZWRwIHBhbmVsLgo+Cj4gdjI6IEZvciBEUCwgaXJxX3BvcnQg aXMgdXNlZCB0byBkZXRlcm1pbmUgdGhlIGVuY29kZXIgaW5zdGVhZCBvZgo+IGhwZF9waW4gYW5k IHJlbW92aW5nIHRoZSBlZHAgSFBEIGxvZ2ljIGJlY2F1c2UgcG9ydCBBIEhQRCBpcyBub3QKPiBw cmVzZW50KEltcmUpCj4gdjM6IFJlYmFzZWQgb24gdG9wIG9mIEltcmUncyBwYXRjaHNldCBmb3Ig ZW5hYmxpbmcgSFBEIG9uIFBPUlQgQS4KPiBBZGRlZCBocGRfcGluIHN3YXBwaW5nIGZvciBpbnRl bF9kcF9pbml0X2Nvbm5lY3Rvciwgc2V0dGluZyBlbmNvZGVyCj4gZm9yIFBPUlRfQSBhcyBwZXIg dGhlIFdBIGluIGlycV9wb3J0IChJbXJlKQo+Cj4gU2lnbmVkLW9mZi1ieTogU29uaWthIEppbmRh bCA8c29uaWthLmppbmRhbEBpbnRlbC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kZGkuYyAgfCAgIDEyICsrKysrKysrKysrLQo+ICAgZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZHAuYyAgIHwgICAgNCArKysrCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9oZG1pLmMgfCAgICA5ICsrKysrKysrLQo+ICAgMyBmaWxlcyBjaGFuZ2VkLCAyMyBpbnNlcnRp b25zKCspLCAyIGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2RkaS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGRpLmMKPiBpbmRl eCBlMmM2ZjczLi5kNTc0NWUyIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX2RkaS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGRpLmMKPiBAQCAt MzIyNSw3ICszMjI1LDE3IEBAIHZvaWQgaW50ZWxfZGRpX2luaXQoc3RydWN0IGRybV9kZXZpY2Ug KmRldiwgZW51bSBwb3J0IHBvcnQpCj4gICAJCQlnb3RvIGVycjsKPiAgIAo+ICAgCQlpbnRlbF9k aWdfcG9ydC0+aHBkX3B1bHNlID0gaW50ZWxfZHBfaHBkX3B1bHNlOwo+IC0JCWRldl9wcml2LT5o b3RwbHVnLmlycV9wb3J0W3BvcnRdID0gaW50ZWxfZGlnX3BvcnQ7Cj4gKwkJLyoKPiArCQkgKiBP biBCWFQgQTAvQTEsIHN3IG5lZWRzIHRvIGFjdGl2YXRlIERESUEgSFBEIGxvZ2ljIGFuZAo+ICsJ CSAqIGludGVycnVwdHMgdG8gY2hlY2sgdGhlIGV4dGVybmFsIHBhbmVsIGNvbm5lY3Rpb24uCj4g KwkJICovCj4gKwkJaWYgKElTX0JST1hUT04oZGV2X3ByaXYpICYmIChJTlRFTF9SRVZJRChkZXYp IDwgQlhUX1JFVklEX0IwKSkgewo+ICsJCQlpZiAocG9ydCA9PSBQT1JUX0IpCj4gKwkJCQlkZXZf cHJpdi0+aG90cGx1Zy5pcnFfcG9ydFtQT1JUX0FdID0gaW50ZWxfZGlnX3BvcnQ7Cj4gKwkJCWVs c2UgaWYgKHBvcnQgPT0gUE9SVF9BKQo+ICsJCQkJZGV2X3ByaXYtPmhvdHBsdWcuaXJxX3BvcnRb UE9SVF9DXSA9IGludGVsX2RpZ19wb3J0Owo+ICsJCX0gZWxzZQo+ICsJCQlkZXZfcHJpdi0+aG90 cGx1Zy5pcnFfcG9ydFtwb3J0XSA9IGludGVsX2RpZ19wb3J0Owo+ICAgCX0KPiAgIAo+ICAgCS8q IEluIHRoZW9yeSB3ZSBkb24ndCBuZWVkIHRoZSBlbmNvZGVyLT50eXBlIGNoZWNrLCBidXQgbGVh dmUgaXQganVzdCBpbgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9k cC5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+IGluZGV4IGZjYzY0ZTUuLjcx Njc5ZWYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiBAQCAtNTc4NSw5ICs1Nzg1LDEz IEBAIGludGVsX2RwX2luaXRfY29ubmVjdG9yKHN0cnVjdCBpbnRlbF9kaWdpdGFsX3BvcnQgKmlu dGVsX2RpZ19wb3J0LAo+ICAgCXN3aXRjaCAocG9ydCkgewo+ICAgCWNhc2UgUE9SVF9BOgo+ICAg CQlpbnRlbF9lbmNvZGVyLT5ocGRfcGluID0gSFBEX1BPUlRfQTsKPiArCQlpZiAoSVNfQlJPWFRP TihkZXZfcHJpdikgJiYgKElOVEVMX1JFVklEKGRldikgPCBCWFRfUkVWSURfQjApKQo+ICsJCQlp bnRlbF9lbmNvZGVyLT5ocGRfcGluID0gSFBEX1BPUlRfQzsKPiAgIAkJYnJlYWs7Cj4gICAJY2Fz ZSBQT1JUX0I6Cj4gICAJCWludGVsX2VuY29kZXItPmhwZF9waW4gPSBIUERfUE9SVF9COwo+ICsJ CWlmIChJU19CUk9YVE9OKGRldl9wcml2KSAmJiAoSU5URUxfUkVWSUQoZGV2KSA8IEJYVF9SRVZJ RF9CMCkpCj4gKwkJCWludGVsX2VuY29kZXItPmhwZF9waW4gPSBIUERfUE9SVF9BOwo+ICAgCQli cmVhazsKPiAgIAljYXNlIFBPUlRfQzoKPiAgIAkJaW50ZWxfZW5jb2Rlci0+aHBkX3BpbiA9IEhQ RF9QT1JUX0M7Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWku YyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYwo+IGluZGV4IDcwYmFkNWIuLjk0 ZmE3MTYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfaGRtaS5jCj4g KysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfaGRtaS5jCj4gQEAgLTE5NzMsNyArMTk3 MywxNCBAQCB2b2lkIGludGVsX2hkbWlfaW5pdF9jb25uZWN0b3Ioc3RydWN0IGludGVsX2RpZ2l0 YWxfcG9ydCAqaW50ZWxfZGlnX3BvcnQsCj4gICAJCQlpbnRlbF9oZG1pLT5kZGNfYnVzID0gR01C VVNfUElOXzFfQlhUOwo+ICAgCQllbHNlCj4gICAJCQlpbnRlbF9oZG1pLT5kZGNfYnVzID0gR01C VVNfUElOX0RQQjsKPiAtCQlpbnRlbF9lbmNvZGVyLT5ocGRfcGluID0gSFBEX1BPUlRfQjsKPiAr CQkvKgo+ICsJCSAqIE9uIEJYVCBBMC9BMSwgc3cgbmVlZHMgdG8gYWN0aXZhdGUgRERJQSBIUEQg bG9naWMgYW5kCj4gKwkJICogaW50ZXJydXB0cyB0byBjaGVjayB0aGUgZXh0ZXJuYWwgcGFuZWwg Y29ubmVjdGlvbi4KPiArCQkgKi8KPiArCQlpZiAoSVNfQlJPWFRPTihkZXZfcHJpdikgJiYgKElO VEVMX1JFVklEKGRldikgPCBCWFRfUkVWSURfQjApKQo+ICsJCQlpbnRlbF9lbmNvZGVyLT5ocGRf cGluID0gSFBEX1BPUlRfQTsKPiArCQllbHNlCj4gKwkJCWludGVsX2VuY29kZXItPmhwZF9waW4g PSBIUERfUE9SVF9COwo+ICAgCQlicmVhazsKPiAgIAljYXNlIFBPUlRfQzoKPiAgIAkJaWYgKElT X0JST1hUT04oZGV2X3ByaXYpKQpieHRfaHBkX2lycV9zZXR1cCBpcyBub3QgdG91Y2hlZCBoZXJl IHdpdGhvdXQgdGhpcyBiZWluZyB1cGRhdGVkIGkgZG9udCAKdGhpbmsgSFBEIGNhbiBiZSBlbmFi bGVkLgoKLS0gCnJlZ2FyZHMsClNpdmFrdW1hcgoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlz dHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9pbnRlbC1nZngK