From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Clark Subject: [PATCH 2/2] drm/dp: add DPCD logging Date: Wed, 9 Dec 2015 16:20:10 -0500 Message-ID: <1449696010-27449-2-git-send-email-robdclark@gmail.com> References: <1449696010-27449-1-git-send-email-robdclark@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-qg0-f46.google.com (mail-qg0-f46.google.com [209.85.192.46]) by gabe.freedesktop.org (Postfix) with ESMTPS id D65586E3D1 for ; Wed, 9 Dec 2015 13:20:16 -0800 (PST) Received: by qgea14 with SMTP id a14so101772281qge.0 for ; Wed, 09 Dec 2015 13:20:15 -0800 (PST) In-Reply-To: <1449696010-27449-1-git-send-email-robdclark@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org Cc: Dave Wysochanski List-Id: dri-devel@lists.freedesktop.org QWRkIGEgbmV3IGRybV9kZWJ1ZyBiaXQgZm9yIHR1cm5pbmcgb24gRFBDRCBsb2dnaW5nLCB0byBh aWQgZGVidWdnaW5nCndpdGggdHJvdWJsZXNvbWUgbW9uaXRvcnMuCgp2MjogZG9uJ3QgdHJ5IHRv IGhleGR1bXAgdGhlIHVuaXZlcnNlIGlmIGRyaXZlciByZXR1cm5zIC1lcnJubywgYW5kCmNoYW5n ZSB0aGUgInRvbyBtYW55IHJldHJpZXMiIHRyYWNlcyB0byBEUk1fRVJST1IoKQoKU2lnbmVkLW9m Zi1ieTogUm9iIENsYXJrIDxyb2JkY2xhcmtAZ21haWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2Ry bS9kcm1fZHBfaGVscGVyLmMgfCA2MCArKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr LS0tLS0tLQogaW5jbHVkZS9kcm0vZHJtUC5oICAgICAgICAgICAgICB8IDEwICsrKysrKy0KIDIg ZmlsZXMgY2hhbmdlZCwgNTkgaW5zZXJ0aW9ucygrKSwgMTEgZGVsZXRpb25zKC0pCgpkaWZmIC0t Z2l0IGEvZHJpdmVycy9ncHUvZHJtL2RybV9kcF9oZWxwZXIuYyBiL2RyaXZlcnMvZ3B1L2RybS9k cm1fZHBfaGVscGVyLmMKaW5kZXggNzZlMDhkYy4uM2YyN2NjOSAxMDA2NDQKLS0tIGEvZHJpdmVy cy9ncHUvZHJtL2RybV9kcF9oZWxwZXIuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX2RwX2hl bHBlci5jCkBAIC0xNTksNiArMTU5LDQ0IEBAIGludCBkcm1fZHBfYndfY29kZV90b19saW5rX3Jh dGUodTggbGlua19idykKIH0KIEVYUE9SVF9TWU1CT0woZHJtX2RwX2J3X2NvZGVfdG9fbGlua19y YXRlKTsKIAorc3RhdGljIHNzaXplX3QgYXV4X3RyYW5zZmVyKHN0cnVjdCBkcm1fZHBfYXV4ICph dXgsIHN0cnVjdCBkcm1fZHBfYXV4X21zZyAqbXNnKQoreworCXNzaXplX3QgcmV0OworCisJRFJN X0RFQlVHX0RQQ0QoIiVzOiByZXE9MHglMDJ4LCBhZGRyZXNzPTB4JTA1eCwgc2l6ZT0lenVcbiIs IGF1eC0+bmFtZSwKKwkJCW1zZy0+cmVxdWVzdCwgbXNnLT5hZGRyZXNzLCBtc2ctPnNpemUpOwor CisJaWYgKHVubGlrZWx5KGRybV9kZWJ1ZyAmIERSTV9VVF9EUENEKSkgeworCQlzd2l0Y2ggKG1z Zy0+cmVxdWVzdCAmIH5EUF9BVVhfSTJDX01PVCkgeworCQljYXNlIERQX0FVWF9OQVRJVkVfV1JJ VEU6CisJCWNhc2UgRFBfQVVYX0kyQ19XUklURToKKwkJCXByaW50X2hleF9kdW1wKEtFUk5fREVC VUcsICJEUENEOiAiLCBEVU1QX1BSRUZJWF9PRkZTRVQsCisJCQkJCTE2LCAxLCBtc2ctPmJ1ZmZl ciwgbXNnLT5zaXplLCBmYWxzZSk7CisJCQlicmVhazsKKwkJZGVmYXVsdDoKKwkJCWJyZWFrOwor CQl9CisJfQorCisJcmV0ID0gYXV4LT50cmFuc2ZlcihhdXgsIG1zZyk7CisKKwlEUk1fREVCVUdf RFBDRCgiJXM6IHJlcGx5PTB4JTAyeCwgc2l6ZT0lemRcbiIsIGF1eC0+bmFtZSwgbXNnLT5yZXBs eSwgcmV0KTsKKworCWlmICh1bmxpa2VseShkcm1fZGVidWcgJiBEUk1fVVRfRFBDRCkgJiYgKHJl dCA+IDApKSB7CisJCXN3aXRjaCAobXNnLT5yZXF1ZXN0ICYgfkRQX0FVWF9JMkNfTU9UKSB7CisJ CWNhc2UgRFBfQVVYX05BVElWRV9SRUFEOgorCQljYXNlIERQX0FVWF9JMkNfUkVBRDoKKwkJCXBy aW50X2hleF9kdW1wKEtFUk5fREVCVUcsICJEUENEOiAiLCBEVU1QX1BSRUZJWF9PRkZTRVQsCisJ CQkJCTE2LCAxLCBtc2ctPmJ1ZmZlciwgcmV0LCBmYWxzZSk7CisJCQlicmVhazsKKwkJZGVmYXVs dDoKKwkJCWJyZWFrOworCQl9CisJfQorCisJcmV0dXJuIHJldDsKK30KKwogI2RlZmluZSBBVVhf UkVUUllfSU5URVJWQUwgNTAwIC8qIHVzICovCiAKIC8qKgpAQCAtMTk2LDcgKzIzNCw3IEBAIHN0 YXRpYyBpbnQgZHJtX2RwX2RwY2RfYWNjZXNzKHN0cnVjdCBkcm1fZHBfYXV4ICphdXgsIHU4IHJl cXVlc3QsCiAJICovCiAJZm9yIChyZXRyeSA9IDA7IHJldHJ5IDwgMzI7IHJldHJ5KyspIHsKIAot CQllcnIgPSBhdXgtPnRyYW5zZmVyKGF1eCwgJm1zZyk7CisJCWVyciA9IGF1eF90cmFuc2Zlcihh dXgsICZtc2cpOwogCQlpZiAoZXJyIDwgMCkgewogCQkJaWYgKGVyciA9PSAtRUJVU1kpCiAJCQkJ Y29udGludWU7CkBAIC0yMTIsMTYgKzI1MCwxOCBAQCBzdGF0aWMgaW50IGRybV9kcF9kcGNkX2Fj Y2VzcyhzdHJ1Y3QgZHJtX2RwX2F1eCAqYXV4LCB1OCByZXF1ZXN0LAogCQkJZ290byB1bmxvY2s7 CiAKIAkJY2FzZSBEUF9BVVhfTkFUSVZFX1JFUExZX05BQ0s6CisJCQlEUk1fREVCVUdfRFBDRCgi bmF0aXZlIG5hY2sgKHJlc3VsdD0lZCwgc2l6ZT0lenUpXG4iLCBlcnIsIG1zZy5zaXplKTsKIAkJ CWVyciA9IC1FSU87CiAJCQlnb3RvIHVubG9jazsKIAogCQljYXNlIERQX0FVWF9OQVRJVkVfUkVQ TFlfREVGRVI6CisJCQlEUk1fREVCVUdfRFBDRCgibmF0aXZlIGRlZmVyXG4iKTsKIAkJCXVzbGVl cF9yYW5nZShBVVhfUkVUUllfSU5URVJWQUwsIEFVWF9SRVRSWV9JTlRFUlZBTCArIDEwMCk7CiAJ CQlicmVhazsKIAkJfQogCX0KIAotCURSTV9ERUJVR19LTVMoInRvbyBtYW55IHJldHJpZXMsIGdp dmluZyB1cFxuIik7CisJRFJNX0VSUk9SKCJEUENEOiB0b28gbWFueSByZXRyaWVzLCBnaXZpbmcg dXAhXG4iKTsKIAllcnIgPSAtRUlPOwogCiB1bmxvY2s6CkBAIC01NTAsMTIgKzU5MCwxMiBAQCBz dGF0aWMgaW50IGRybV9kcF9pMmNfZG9fbXNnKHN0cnVjdCBkcm1fZHBfYXV4ICphdXgsIHN0cnVj dCBkcm1fZHBfYXV4X21zZyAqbXNnKQogCVdBUk5fT04oIW11dGV4X2lzX2xvY2tlZCgmYXV4LT5o d19tdXRleCkpOwogCiAJZm9yIChyZXRyeSA9IDAsIGRlZmVyX2kyYyA9IDA7IHJldHJ5IDwgKG1h eF9yZXRyaWVzICsgZGVmZXJfaTJjKTsgcmV0cnkrKykgewotCQlyZXQgPSBhdXgtPnRyYW5zZmVy KGF1eCwgbXNnKTsKKwkJcmV0ID0gYXV4X3RyYW5zZmVyKGF1eCwgbXNnKTsKIAkJaWYgKHJldCA8 IDApIHsKIAkJCWlmIChyZXQgPT0gLUVCVVNZKQogCQkJCWNvbnRpbnVlOwogCi0JCQlEUk1fREVC VUdfS01TKCJ0cmFuc2FjdGlvbiBmYWlsZWQ6ICVkXG4iLCByZXQpOworCQkJRFJNX0RFQlVHX0RQ Q0QoInRyYW5zYWN0aW9uIGZhaWxlZDogJWRcbiIsIHJldCk7CiAJCQlyZXR1cm4gcmV0OwogCQl9 CiAKQEAgLTU2OSwxMSArNjA5LDExIEBAIHN0YXRpYyBpbnQgZHJtX2RwX2kyY19kb19tc2coc3Ry dWN0IGRybV9kcF9hdXggKmF1eCwgc3RydWN0IGRybV9kcF9hdXhfbXNnICptc2cpCiAJCQlicmVh azsKIAogCQljYXNlIERQX0FVWF9OQVRJVkVfUkVQTFlfTkFDSzoKLQkJCURSTV9ERUJVR19LTVMo Im5hdGl2ZSBuYWNrIChyZXN1bHQ9JWQsIHNpemU9JXp1KVxuIiwgcmV0LCBtc2ctPnNpemUpOwor CQkJRFJNX0RFQlVHX0RQQ0QoIm5hdGl2ZSBuYWNrIChyZXN1bHQ9JWQsIHNpemU9JXp1KVxuIiwg cmV0LCBtc2ctPnNpemUpOwogCQkJcmV0dXJuIC1FUkVNT1RFSU87CiAKIAkJY2FzZSBEUF9BVVhf TkFUSVZFX1JFUExZX0RFRkVSOgotCQkJRFJNX0RFQlVHX0tNUygibmF0aXZlIGRlZmVyXG4iKTsK KwkJCURSTV9ERUJVR19EUENEKCJuYXRpdmUgZGVmZXJcbiIpOwogCQkJLyoKIAkJCSAqIFdlIGNv dWxkIGNoZWNrIGZvciBJMkMgYml0IHJhdGUgY2FwYWJpbGl0aWVzIGFuZCBpZgogCQkJICogYXZh aWxhYmxlIGFkanVzdCB0aGlzIGludGVydmFsLiBXZSBjb3VsZCBhbHNvIGJlCkBAIC02MDIsMTIg KzY0MiwxMiBAQCBzdGF0aWMgaW50IGRybV9kcF9pMmNfZG9fbXNnKHN0cnVjdCBkcm1fZHBfYXV4 ICphdXgsIHN0cnVjdCBkcm1fZHBfYXV4X21zZyAqbXNnKQogCQkJcmV0dXJuIHJldDsKIAogCQlj YXNlIERQX0FVWF9JMkNfUkVQTFlfTkFDSzoKLQkJCURSTV9ERUJVR19LTVMoIkkyQyBuYWNrIChy ZXN1bHQ9JWQsIHNpemU9JXp1XG4iLCByZXQsIG1zZy0+c2l6ZSk7CisJCQlEUk1fREVCVUdfRFBD RCgiSTJDIG5hY2sgKHJlc3VsdD0lZCwgc2l6ZT0lenVcbiIsIHJldCwgbXNnLT5zaXplKTsKIAkJ CWF1eC0+aTJjX25hY2tfY291bnQrKzsKIAkJCXJldHVybiAtRVJFTU9URUlPOwogCiAJCWNhc2Ug RFBfQVVYX0kyQ19SRVBMWV9ERUZFUjoKLQkJCURSTV9ERUJVR19LTVMoIkkyQyBkZWZlclxuIik7 CisJCQlEUk1fREVCVUdfRFBDRCgiSTJDIGRlZmVyXG4iKTsKIAkJCS8qIERQIENvbXBsaWFuY2Ug VGVzdCA0LjIuMi41IFJlcXVpcmVtZW50OgogCQkJICogTXVzdCBoYXZlIGF0IGxlYXN0IDcgcmV0 cmllcyBmb3IgSTJDIGRlZmVycyBvbiB0aGUKIAkJCSAqIHRyYW5zYWN0aW9uIHRvIHBhc3MgdGhp cyB0ZXN0CkBAIC02MjYsNyArNjY2LDcgQEAgc3RhdGljIGludCBkcm1fZHBfaTJjX2RvX21zZyhz dHJ1Y3QgZHJtX2RwX2F1eCAqYXV4LCBzdHJ1Y3QgZHJtX2RwX2F1eF9tc2cgKm1zZykKIAkJfQog CX0KIAotCURSTV9ERUJVR19LTVMoInRvbyBtYW55IHJldHJpZXMsIGdpdmluZyB1cFxuIik7CisJ RFJNX0VSUk9SKCJJMkM6IHRvbyBtYW55IHJldHJpZXMsIGdpdmluZyB1cFxuIik7CiAJcmV0dXJu IC1FUkVNT1RFSU87CiB9CiAKQEAgLTY1NCw3ICs2OTQsNyBAQCBzdGF0aWMgaW50IGRybV9kcF9p MmNfZHJhaW5fbXNnKHN0cnVjdCBkcm1fZHBfYXV4ICphdXgsIHN0cnVjdCBkcm1fZHBfYXV4X21z ZyAqbwogCQkJcmV0dXJuIGVyciA9PSAwID8gLUVQUk9UTyA6IGVycjsKIAogCQlpZiAoZXJyIDwg bXNnLnNpemUgJiYgZXJyIDwgcmV0KSB7Ci0JCQlEUk1fREVCVUdfS01TKCJQYXJ0aWFsIEkyQyBy ZXBseTogcmVxdWVzdGVkICV6dSBieXRlcyBnb3QgJWQgYnl0ZXNcbiIsCisJCQlEUk1fREVCVUdf RFBDRCgiUGFydGlhbCBJMkMgcmVwbHk6IHJlcXVlc3RlZCAlenUgYnl0ZXMgZ290ICVkIGJ5dGVz XG4iLAogCQkJCSAgICAgIG1zZy5zaXplLCBlcnIpOwogCQkJcmV0ID0gZXJyOwogCQl9CmRpZmYg LS1naXQgYS9pbmNsdWRlL2RybS9kcm1QLmggYi9pbmNsdWRlL2RybS9kcm1QLmgKaW5kZXggMGEy NzFjYS4uYWM0ZDYyMiAxMDA2NDQKLS0tIGEvaW5jbHVkZS9kcm0vZHJtUC5oCisrKyBiL2luY2x1 ZGUvZHJtL2RybVAuaApAQCAtMTEwLDYgKzExMCw4IEBAIHN0cnVjdCBkbWFfYnVmX2F0dGFjaG1l bnQ7CiAgKiBWQkw6IHVzZWQgZm9yIHZlcmJvc2UgZGVidWcgbWVzc2FnZSBpbiB0aGUgdmJsYW5r IGNvZGUKICAqCSAgVGhpcyBpcyB0aGUgY2F0ZWdvcnkgdXNlZCBieSB0aGUgRFJNX0RFQlVHX1ZC TCgpIG1hY3JvLgogICoKKyAqIERQQ0Q6IHVzZWQgdG8gbG9nIChkaXNwbGF5cG9ydCkgRFBDRCBt ZXNzYWdlcworICoKICAqIEVuYWJsaW5nIHZlcmJvc2UgZGVidWcgbWVzc2FnZXMgaXMgZG9uZSB0 aHJvdWdoIHRoZSBkcm0uZGVidWcgcGFyYW1ldGVyLAogICogZWFjaCBjYXRlZ29yeSBiZWluZyBl bmFibGVkIGJ5IGEgYml0LgogICoKQEAgLTExNyw3ICsxMTksNyBAQCBzdHJ1Y3QgZG1hX2J1Zl9h dHRhY2htZW50OwogICogZHJtLmRlYnVnPTB4MiB3aWxsIGVuYWJsZSBEUklWRVIgbWVzc2FnZXMK ICAqIGRybS5kZWJ1Zz0weDMgd2lsbCBlbmFibGUgQ09SRSBhbmQgRFJJVkVSIG1lc3NhZ2VzCiAg KiAuLi4KLSAqIGRybS5kZWJ1Zz0weDNmIHdpbGwgZW5hYmxlIGFsbCBtZXNzYWdlcworICogZHJt LmRlYnVnPTB4N2Ygd2lsbCBlbmFibGUgYWxsIG1lc3NhZ2VzCiAgKgogICogQW4gaW50ZXJlc3Rp bmcgZmVhdHVyZSBpcyB0aGF0IGl0J3MgcG9zc2libGUgdG8gZW5hYmxlIHZlcmJvc2UgbG9nZ2lu ZyBhdAogICogcnVuLXRpbWUgYnkgZWNob2luZyB0aGUgZGVidWcgdmFsdWUgaW4gaXRzIHN5c2Zz IG5vZGU6CkBAIC0xMjksNiArMTMxLDcgQEAgc3RydWN0IGRtYV9idWZfYXR0YWNobWVudDsKICNk ZWZpbmUgRFJNX1VUX1BSSU1FCQkweDA4CiAjZGVmaW5lIERSTV9VVF9BVE9NSUMJCTB4MTAKICNk ZWZpbmUgRFJNX1VUX1ZCTAkJMHgyMAorI2RlZmluZSBEUk1fVVRfRFBDRAkJMHg0MAogCiBleHRl cm4gX19wcmludGYoMiwgMykKIHZvaWQgZHJtX3V0X2RlYnVnX3ByaW50ayhjb25zdCBjaGFyICpm dW5jdGlvbl9uYW1lLApAQCAtMjI2LDYgKzIyOSwxMSBAQCB2b2lkIGRybV9lcnIoY29uc3QgY2hh ciAqZm9ybWF0LCAuLi4pOwogCQlpZiAodW5saWtlbHkoZHJtX2RlYnVnICYgRFJNX1VUX1ZCTCkp CQkJXAogCQkJZHJtX3V0X2RlYnVnX3ByaW50ayhfX2Z1bmNfXywgZm10LCAjI2FyZ3MpOwlcCiAJ fSB3aGlsZSAoMCkKKyNkZWZpbmUgRFJNX0RFQlVHX0RQQ0QoZm10LCBhcmdzLi4uKQkJCQkJXAor CWRvIHsJCQkJCQkJCVwKKwkJaWYgKHVubGlrZWx5KGRybV9kZWJ1ZyAmIERSTV9VVF9EUENEKSkJ CQlcCisJCQlkcm1fdXRfZGVidWdfcHJpbnRrKF9fZnVuY19fLCBmbXQsICMjYXJncyk7CVwKKwl9 IHdoaWxlICgwKQogCiAvKkB9Ki8KIAotLSAKMi41LjAKCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVs QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vZHJpLWRldmVsCg==