From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: [PATCH v2 25/49] drm/i915/bxt: Add DDI hpd handler Date: Fri, 10 Apr 2015 15:08:48 +0300 Message-ID: <1428667730-7769-2-git-send-email-imre.deak@intel.com> References: <1428667730-7769-1-git-send-email-imre.deak@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 ESMTP id B6A558969E for ; Fri, 10 Apr 2015 05:08:53 -0700 (PDT) In-Reply-To: <1428667730-7769-1-git-send-email-imre.deak@intel.com> In-Reply-To: <1426585215-8788-26-git-send-email-imre.deak@intel.com> References: <1426585215-8788-26-git-send-email-imre.deak@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 Cc: Jani Nikula List-Id: intel-gfx@lists.freedesktop.org RnJvbTogU2hhc2hhbmsgU2hhcm1hIDxzaGFzaGFuay5zaGFybWFAaW50ZWwuY29tPgoKVGhpcyBw YXRjaCBhZGRzIGEgaG90IHBsdWcgaW50ZXJydXB0IGhhbmRsZXIgZnVuY3Rpb24gZm9yIEJYVC4K V2hhdCB0aGlzIGZ1bmN0aW9uIHR5cGljYWxseSBkb2VzIGlzOgoxLiBDaGVjayBpZiBob3QgcGx1 ZyBpcyBlbmFibGVkIGZyb20gaG90IHBsdWcgY29udHJvbCByZWdpc3Rlci4KMi4gQ2FsbCBocGRf aXJxX2hhbmRsZXIgd2l0aCBhcHByb3ByaWF0ZSB0cmlnZ2VyIHRvIGRldGVjdCBhCiAgIHBsdWcg c3Rvcm0gYW5kIHNjaGVkdWxlIGEgYm90dG9tIGhhbGYuCjMuIENsZWFyIHN0aWNreSBzdGF0dXMg Yml0cyBpbiBob3QgcGx1ZyBjb250cm9sIHJlZ2lzdGVyLi4KCnYyOiAoamFuaSkKLSBkcm9wIHJl ZHVuZGFudCB1bmxpa2VseSgpCi0gcy9Ub2RvL0ZJWE1FOi8gaW4gY29kZSBjb21tZW50Ci0gZGVj bGFyZSAnZm91bmQnIHZhciBpbiB0aGUgc2NvcGUgd2hlcmUgaXQncyB1c2VkCi0gY2hlY2sgZm9y IElTX0JST1hUT04gYmVmb3JlIGhhbmRsaW5nIEJYVF9ERV9QT1JUX0hPVFBMVUdfTUFTSwoKUmV2 aWV3ZWQtYnk6IFNhdGhlZXNoYWtyaXNobmEgTTxzYXRoZWVzaGFrcmlzaG5hLm1AaW50ZWwuY29t PgpTaWduZWQtb2ZmLWJ5OiBEYW1pZW4gTGVzcGlhdSA8ZGFtaWVuLmxlc3BpYXVAaW50ZWwuY29t PgpTaWduZWQtb2ZmLWJ5OiBTaGFzaGFuayBTaGFybWEgPHNoYXNoYW5rLnNoYXJtYUBpbnRlbC5j b20+ClNpZ2VuZC1vZmYtYnk6IEltcmUgRGVhayA8aW1yZS5kZWFrQGludGVsLmNvbT4KLS0tCiBk cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2lycS5jIHwgNDYgKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrLS0KIDEgZmlsZSBjaGFuZ2VkLCA0NCBpbnNlcnRpb25zKCspLCAy IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfaXJx LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2lycS5jCmluZGV4IDYzMTQ4NGQuLmIwNjM2 NGYgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfaXJxLmMKKysrIGIvZHJp dmVycy9ncHUvZHJtL2k5MTUvaTkxNV9pcnEuYwpAQCAtMjE1Miw2ICsyMTUyLDM4IEBAIHN0YXRp YyBpcnFyZXR1cm5fdCBpcm9ubGFrZV9pcnFfaGFuZGxlcihpbnQgaXJxLCB2b2lkICphcmcpCiAJ cmV0dXJuIHJldDsKIH0KIAorc3RhdGljIHZvaWQgYnh0X2hwZF9oYW5kbGVyKHN0cnVjdCBkcm1f ZGV2aWNlICpkZXYsIHVpbnQzMl90IGlpcl9zdGF0dXMpCit7CisJc3RydWN0IGRybV9pOTE1X3By aXZhdGUgKmRldl9wcml2ID0gZGV2LT5kZXZfcHJpdmF0ZTsKKwl1aW50MzJfdCBocF9jb250cm9s OworCXVpbnQzMl90IGhwX3RyaWdnZXI7CisKKwkvKiBHZXQgdGhlIHN0YXR1cyAqLworCWhwX3Ry aWdnZXIgPSBpaXJfc3RhdHVzICYgQlhUX0RFX1BPUlRfSE9UUExVR19NQVNLOworCWhwX2NvbnRy b2wgPSBJOTE1X1JFQUQoQlhUX0hPVFBMVUdfQ1RMKTsKKworCS8qIEhvdHBsdWcgbm90IGVuYWJs ZWQgPyAqLworCWlmICghKGhwX2NvbnRyb2wgJiBCWFRfSE9UUExVR19DVExfTUFTSykpIHsKKwkJ RFJNX0VSUk9SKCJJbnRlcnJ1cHQgd2hlbiBIUEQgZGlzYWJsZWRcbiIpOworCQlyZXR1cm47CisJ fQorCisJRFJNX0RFQlVHX0RSSVZFUigiaG90cGx1ZyBldmVudCByZWNlaXZlZCwgc3RhdCAweCUw OHhcbiIsCisJCWhwX2NvbnRyb2wgJiBCWFRfSE9UUExVR19DVExfTUFTSyk7CisKKwkvKiBDaGVj ayBmb3IgSFBEIHN0b3JtIGFuZCBzY2hlZHVsZSBib3R0b20gaGFsZiAqLworCWludGVsX2hwZF9p cnFfaGFuZGxlcihkZXYsIGhwX3RyaWdnZXIsIGhwX2NvbnRyb2wsIGhwZF9ieHQpOworCisJLyoK KwkgKiBGSVhNRTogU2F2ZSB0aGUgaG90IHBsdWcgc3RhdHVzIGZvciBib3R0b20gaGFsZiBiZWZv cmUKKwkgKiBjbGVhcmluZyB0aGUgc3RpY2t5IHN0YXR1cyBiaXRzLCBlbHNlIHRoZSBzdGF0dXMg d2lsbCBiZQorCSAqIGxvc3QuCisJICovCisKKwkvKiBDbGVhciBzdGlja3kgYml0cyBpbiBocGQg c3RhdHVzICovCisJSTkxNV9XUklURShCWFRfSE9UUExVR19DVEwsIGhwX2NvbnRyb2wpOworfQor CiBzdGF0aWMgaXJxcmV0dXJuX3QgZ2VuOF9pcnFfaGFuZGxlcihpbnQgaXJxLCB2b2lkICphcmcp CiB7CiAJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IGFyZzsKQEAgLTIxOTcsMTIgKzIyMjksMjIg QEAgc3RhdGljIGlycXJldHVybl90IGdlbjhfaXJxX2hhbmRsZXIoaW50IGlycSwgdm9pZCAqYXJn KQogCWlmIChtYXN0ZXJfY3RsICYgR0VOOF9ERV9QT1JUX0lSUSkgewogCQl0bXAgPSBJOTE1X1JF QUQoR0VOOF9ERV9QT1JUX0lJUik7CiAJCWlmICh0bXApIHsKKwkJCWJvb2wgZm91bmQgPSBmYWxz ZTsKKwogCQkJSTkxNV9XUklURShHRU44X0RFX1BPUlRfSUlSLCB0bXApOwogCQkJcmV0ID0gSVJR X0hBTkRMRUQ7CiAKLQkJCWlmICh0bXAgJiBhdXhfbWFzaykKKwkJCWlmICh0bXAgJiBhdXhfbWFz aykgewogCQkJCWRwX2F1eF9pcnFfaGFuZGxlcihkZXYpOwotCQkJZWxzZQorCQkJCWZvdW5kID0g dHJ1ZTsKKwkJCX0KKworCQkJaWYgKElTX0JST1hUT04oZGV2KSAmJiB0bXAgJiBCWFRfREVfUE9S VF9IT1RQTFVHX01BU0spIHsKKwkJCQlieHRfaHBkX2hhbmRsZXIoZGV2LCB0bXApOworCQkJCWZv dW5kID0gdHJ1ZTsKKwkJCX0KKworCQkJaWYgKCFmb3VuZCkKIAkJCQlEUk1fRVJST1IoIlVuZXhw ZWN0ZWQgREUgUG9ydCBpbnRlcnJ1cHRcbiIpOwogCQl9CiAJCWVsc2UKLS0gCjEuOS4xCgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=