From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sonika Jindal Subject: [PATCH] drm/i915/bxt: WA for swapped HPD pins in A stepping Date: Mon, 27 Jul 2015 11:02:08 +0530 Message-ID: <1437975128-30182-1-git-send-email-sonika.jindal@intel.com> References: <1437559656-17111-1-git-send-email-sonika.jindal@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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 5784E6E76E for ; Sun, 26 Jul 2015 22:42:45 -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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org V0EgZm9yIEJYVCBBMC9BMSwgd2hlcmUgRERJQidzIEhQRCBwaW4gaXMgc3dhcHBlZCB0byBERElB LCBzbyBlbmFibGluZwpERElBIEhQRCBwaW4gaW4gcGxhY2Ugb2YgRERJQi4KCnYyOiBGb3IgRFAs IGlycV9wb3J0IGlzIHVzZWQgdG8gZGV0ZXJtaW5lIHRoZSBlbmNvZGVyIGluc3RlYWQgb2YKaHBk X3BpbiBhbmQgcmVtb3ZpbmcgdGhlIGVkcCBIUEQgbG9naWMgYmVjYXVzZSBwb3J0IEEgSFBEIGlz IG5vdApwcmVzZW50KEltcmUpCnYzOiBSZWJhc2VkIG9uIHRvcCBvZiBJbXJlJ3MgcGF0Y2hzZXQg Zm9yIGVuYWJsaW5nIEhQRCBvbiBQT1JUIEEuCkFkZGVkIGhwZF9waW4gc3dhcHBpbmcgZm9yIGlu dGVsX2RwX2luaXRfY29ubmVjdG9yLCBzZXR0aW5nIGVuY29kZXIKZm9yIFBPUlRfQSBhcyBwZXIg dGhlIFdBIGluIGlycV9wb3J0IChJbXJlKQp2NDogRG9udCBlbmFibGUgaW50ZXJydXB0IGZvciBl ZHAsIGFsc28gcmVmcmFtZSB0aGUgZGVzY3JpcHRpb24gKFNpdmEpCgpTaWduZWQtb2ZmLWJ5OiBT b25pa2EgSmluZGFsIDxzb25pa2EuamluZGFsQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kZGkuYyAgfCAgIDExICsrKysrKysrKystCiBkcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9kcC5jICAgfCAgICA0ICsrKysKIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2hkbWkuYyB8ICAgIDkgKysrKysrKystCiAzIGZpbGVzIGNoYW5nZWQsIDIyIGluc2VydGlvbnMo KyksIDIgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZGRpLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kZGkuYwppbmRleCBlMmM2Zjcz Li44ZDdmZmUwIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kZGkuYwor KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kZGkuYwpAQCAtMzIyNSw3ICszMjI1LDE2 IEBAIHZvaWQgaW50ZWxfZGRpX2luaXQoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgZW51bSBwb3J0 IHBvcnQpCiAJCQlnb3RvIGVycjsKIAogCQlpbnRlbF9kaWdfcG9ydC0+aHBkX3B1bHNlID0gaW50 ZWxfZHBfaHBkX3B1bHNlOwotCQlkZXZfcHJpdi0+aG90cGx1Zy5pcnFfcG9ydFtwb3J0XSA9IGlu dGVsX2RpZ19wb3J0OworCQkvKgorCQkgKiBPbiBCWFQgQTAvQTEsIHN3IG5lZWRzIHRvIGFjdGl2 YXRlIERESUEgSFBEIGxvZ2ljIGFuZAorCQkgKiBpbnRlcnJ1cHRzIHRvIGNoZWNrIHRoZSBleHRl cm5hbCBwYW5lbCBjb25uZWN0aW9uLgorCQkgKi8KKwkJaWYgKElTX0JST1hUT04oZGV2X3ByaXYp ICYmIChJTlRFTF9SRVZJRChkZXYpIDwgQlhUX1JFVklEX0IwKQorCQkJCQkgJiYgcG9ydCA9PSBQ T1JUX0IpCisJCQlkZXZfcHJpdi0+aG90cGx1Zy5pcnFfcG9ydFtQT1JUX0FdID0gaW50ZWxfZGln X3BvcnQ7CisJCS8qIERvbnQgZW5hYmxlIGludGVycnVwdHMgZm9yIGVkcCovCisJCWVsc2UgaWYg KHBvcnQgIT0gUE9SVF9BKQorCQkJZGV2X3ByaXYtPmhvdHBsdWcuaXJxX3BvcnRbcG9ydF0gPSBp bnRlbF9kaWdfcG9ydDsKIAl9CiAKIAkvKiBJbiB0aGVvcnkgd2UgZG9uJ3QgbmVlZCB0aGUgZW5j b2Rlci0+dHlwZSBjaGVjaywgYnV0IGxlYXZlIGl0IGp1c3QgaW4KZGlmZiAtLWdpdCBhL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9k cC5jCmluZGV4IGZjYzY0ZTUuLjcxNjc5ZWYgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2RwLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwpAQCAt NTc4NSw5ICs1Nzg1LDEzIEBAIGludGVsX2RwX2luaXRfY29ubmVjdG9yKHN0cnVjdCBpbnRlbF9k aWdpdGFsX3BvcnQgKmludGVsX2RpZ19wb3J0LAogCXN3aXRjaCAocG9ydCkgewogCWNhc2UgUE9S VF9BOgogCQlpbnRlbF9lbmNvZGVyLT5ocGRfcGluID0gSFBEX1BPUlRfQTsKKwkJaWYgKElTX0JS T1hUT04oZGV2X3ByaXYpICYmIChJTlRFTF9SRVZJRChkZXYpIDwgQlhUX1JFVklEX0IwKSkKKwkJ CWludGVsX2VuY29kZXItPmhwZF9waW4gPSBIUERfUE9SVF9DOwogCQlicmVhazsKIAljYXNlIFBP UlRfQjoKIAkJaW50ZWxfZW5jb2Rlci0+aHBkX3BpbiA9IEhQRF9QT1JUX0I7CisJCWlmIChJU19C Uk9YVE9OKGRldl9wcml2KSAmJiAoSU5URUxfUkVWSUQoZGV2KSA8IEJYVF9SRVZJRF9CMCkpCisJ CQlpbnRlbF9lbmNvZGVyLT5ocGRfcGluID0gSFBEX1BPUlRfQTsKIAkJYnJlYWs7CiAJY2FzZSBQ T1JUX0M6CiAJCWludGVsX2VuY29kZXItPmhwZF9waW4gPSBIUERfUE9SVF9DOwpkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfaGRtaS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfaGRtaS5jCmluZGV4IDcwYmFkNWIuLjk0ZmE3MTYgMTAwNjQ0Ci0tLSBhL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9oZG1pLmMKQEAgLTE5NzMsNyArMTk3MywxNCBAQCB2b2lkIGludGVsX2hkbWlfaW5pdF9j b25uZWN0b3Ioc3RydWN0IGludGVsX2RpZ2l0YWxfcG9ydCAqaW50ZWxfZGlnX3BvcnQsCiAJCQlp bnRlbF9oZG1pLT5kZGNfYnVzID0gR01CVVNfUElOXzFfQlhUOwogCQllbHNlCiAJCQlpbnRlbF9o ZG1pLT5kZGNfYnVzID0gR01CVVNfUElOX0RQQjsKLQkJaW50ZWxfZW5jb2Rlci0+aHBkX3BpbiA9 IEhQRF9QT1JUX0I7CisJCS8qCisJCSAqIE9uIEJYVCBBMC9BMSwgc3cgbmVlZHMgdG8gYWN0aXZh dGUgRERJQSBIUEQgbG9naWMgYW5kCisJCSAqIGludGVycnVwdHMgdG8gY2hlY2sgdGhlIGV4dGVy bmFsIHBhbmVsIGNvbm5lY3Rpb24uCisJCSAqLworCQlpZiAoSVNfQlJPWFRPTihkZXZfcHJpdikg JiYgKElOVEVMX1JFVklEKGRldikgPCBCWFRfUkVWSURfQjApKQorCQkJaW50ZWxfZW5jb2Rlci0+ aHBkX3BpbiA9IEhQRF9QT1JUX0E7CisJCWVsc2UKKwkJCWludGVsX2VuY29kZXItPmhwZF9waW4g PSBIUERfUE9SVF9COwogCQlicmVhazsKIAljYXNlIFBPUlRfQzoKIAkJaWYgKElTX0JST1hUT04o ZGV2X3ByaXYpKQotLSAKMS43LjEwLjQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGlu Zm8vaW50ZWwtZ2Z4Cg==