From mboxrd@z Thu Jan 1 00:00:00 1970 From: Todd Previte Subject: [PATCH 7/9] drm/i915: Update intel_dp_hpd_pulse() to check link status for non-MST operation Date: Wed, 18 Feb 2015 20:00:35 -0700 Message-ID: <1424314837-32434-8-git-send-email-tprevite@gmail.com> References: <1424314837-32434-1-git-send-email-tprevite@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-pa0-f50.google.com (mail-pa0-f50.google.com [209.85.220.50]) by gabe.freedesktop.org (Postfix) with ESMTP id B249A6E2BE for ; Wed, 18 Feb 2015 19:00:55 -0800 (PST) Received: by pabrd3 with SMTP id rd3so6086969pab.1 for ; Wed, 18 Feb 2015 19:00:55 -0800 (PST) In-Reply-To: <1424314837-32434-1-git-send-email-tprevite@gmail.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 VXBkYXRlIHRoZSBob3QgcGx1ZyBmdW5jdGlvbiB0byBoYW5kbGUgdGhlIFNTVCBjYXNlLiBJbnN0 ZWFkIG9mIHBsYWNpbmcKdGhlIFNTVCBjYXNlIHdpdGhpbiB0aGUgbG9uZy9zaG9ydCBwdWxzZSBi bG9jaywgaXQgaXMgbm93IGhhbmRsZWQgYWZ0ZXIKZGV0ZXJtaW5pbmcgdGhhdCBNU1QgbW9kZSBp cyBub3QgaW4gdXNlLiBUaGlzIHdheSwgdGhlIHRvcG9sb2d5IG1hbmFnZW1lbnQKbGF5ZXIgY2Fu IGhhbmRsZSBhbnkgTVNULXJlbGF0ZWQgb3BlcmF0aW9ucyB3aGlsZSBTU1Qgb3BlcmF0aW9ucyBh cmUgc3RpbGwKY29ycmVjdGx5IGhhbmRsZWQgYWZ0ZXJ3YXJkcy4KClRoaXMgcGF0Y2ggYWxzbyBj b3JyZWN0cyB0aGUgcHJvYmxlbSBvZiBTU1QgbW9kZSBvbmx5IGJlaW5nIGhhbmRsZWQgaW4gdGhl CmNhc2Ugb2YgYSBzaG9ydCAoMC41bXMgLSAxLjBtcykgSFBEIHB1bHNlLiBGb3IgY29tcGxpYW5j ZSB0ZXN0aW5nIHB1cnBvc2VzCmJvdGggc2hvcnQgYW5kIGxvbmcgcHVsc2VzIGFyZSB1c2VkIGJ5 IHRoZSBkaWZmZXJlbnQgdGVzdHMsIHRodXMgYm90aCBjYXNlcwpuZWVkIHRvIGJlIGFkZHJlc3Nl ZCBmb3IgU1NULgoKVGhpcyBwYXRjaCByZXBsYWNlcyBbUEFUQ0ggMTAvMTBdIGRybS9pOTE1OiBG aXggaW50ZWxfZHBfaG90X3BsdWcoKSBpbiB0aGUKcHJldmlvdXMgY29tcGxpYW5jZSB0ZXN0aW5n IHBhdGNoIHNlcXVlbmNlLiBSZXZpZXcgZmVlZGJhY2sgb24gdGhhdCBwYXRjaAppbmRpY2F0ZWQg dGhhdCB1cGRhdGluZyBpbnRlbF9kcF9ob3RfcGx1ZygpIHdhcyBub3QgdGhlIGNvcnJlY3QgcGxh Y2UgZm9yCnRoZSB0ZXN0IGhhbmRsZXIuCgpWMjoKLSBOL0EKVjM6Ci0gUGxhY2UgdGhlIFNTVCBt b2RlIGxpbmsgc3RhdHVzIGNoZWNrIGludG8gdGhlIG1zdF9mYWlsIGNhc2UKLSBSZW1vdmUgb2Jz b2xldGUgY29tbWVudCByZWdhcmRpbmcgU1NUIG1vZGUgb3BlcmF0aW9uCi0gUmVtb3ZlZCBhbiBl cnJvbmVvdXMgbGluZSBvZiBjb2RlIHRoYXQgc251Y2sgaW4gZHVyaW5nIHJlYmFzaW5nCgpTaWdu ZWQtb2ZmLWJ5OiBUb2RkIFByZXZpdGUgPHRwcmV2aXRlQGdtYWlsLmNvbT4KCkNvbmZsaWN0czoK CWRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kcC5jIHwgMTYgKysrKysrLS0tLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDYgaW5z ZXJ0aW9ucygrKSwgMTAgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKaW5kZXgg MmQ4M2YxMy4uMDQxZGY4MSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZHAuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCkBAIC00NjUzLDE2ICs0 NjUzLDYgQEAgaW50ZWxfZHBfaHBkX3B1bHNlKHN0cnVjdCBpbnRlbF9kaWdpdGFsX3BvcnQgKmlu dGVsX2RpZ19wb3J0LCBib29sIGxvbmdfaHBkKQogCQkJaWYgKGludGVsX2RwX2NoZWNrX21zdF9z dGF0dXMoaW50ZWxfZHApID09IC1FSU5WQUwpCiAJCQkJZ290byBtc3RfZmFpbDsKIAkJfQotCi0J CWlmICghaW50ZWxfZHAtPmlzX21zdCkgewotCQkJLyoKLQkJCSAqIHdlJ2xsIGNoZWNrIHRoZSBs aW5rIHN0YXR1cyB2aWEgdGhlIG5vcm1hbCBob3QgcGx1ZyBwYXRoIGxhdGVyIC0KLQkJCSAqIGJ1 dCBmb3Igc2hvcnQgaHBkcyB3ZSBzaG91bGQgY2hlY2sgaXQgbm93Ci0JCQkgKi8KLQkJCWRybV9t b2Rlc2V0X2xvY2soJmRldi0+bW9kZV9jb25maWcuY29ubmVjdGlvbl9tdXRleCwgTlVMTCk7Ci0J CQlpbnRlbF9kcF9jaGVja19saW5rX3N0YXR1cyhpbnRlbF9kcCk7Ci0JCQlkcm1fbW9kZXNldF91 bmxvY2soJmRldi0+bW9kZV9jb25maWcuY29ubmVjdGlvbl9tdXRleCk7Ci0JCX0KIAl9CiAKIAly ZXQgPSBJUlFfSEFORExFRDsKQEAgLTQ2NzQsNiArNDY2NCwxMiBAQCBtc3RfZmFpbDoKIAkJRFJN X0RFQlVHX0tNUygiTVNUIGRldmljZSBtYXkgaGF2ZSBkaXNhcHBlYXJlZCAlZCB2cyAlZFxuIiwg aW50ZWxfZHAtPmlzX21zdCwgaW50ZWxfZHAtPm1zdF9tZ3IubXN0X3N0YXRlKTsKIAkJaW50ZWxf ZHAtPmlzX21zdCA9IGZhbHNlOwogCQlkcm1fZHBfbXN0X3RvcG9sb2d5X21ncl9zZXRfbXN0KCZp bnRlbF9kcC0+bXN0X21nciwgaW50ZWxfZHAtPmlzX21zdCk7CisJfSBlbHNlIHsKKwkJLyogU1NU IG1vZGUgLSBoYW5kbGUgc2hvcnQvbG9uZyBwdWxzZXMgaGVyZSAqLworCQlkcm1fbW9kZXNldF9s b2NrKCZkZXYtPm1vZGVfY29uZmlnLmNvbm5lY3Rpb25fbXV0ZXgsIE5VTEwpOworCQlpbnRlbF9k cF9jaGVja19saW5rX3N0YXR1cyhpbnRlbF9kcCk7CisJCWRybV9tb2Rlc2V0X3VubG9jaygmZGV2 LT5tb2RlX2NvbmZpZy5jb25uZWN0aW9uX211dGV4KTsKKwkJcmV0ID0gSVJRX0hBTkRMRUQ7CiAJ fQogcHV0X3Bvd2VyOgogCWludGVsX2Rpc3BsYXlfcG93ZXJfcHV0KGRldl9wcml2LCBwb3dlcl9k b21haW4pOwotLSAKMS45LjEKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50 ZWwtZ2Z4Cg==