From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5294BC4361B for ; Fri, 11 Dec 2020 13:56:40 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0693023ECD for ; Fri, 11 Dec 2020 13:56:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0693023ECD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C47EF6EDF7; Fri, 11 Dec 2020 13:56:36 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id A963C6EA87; Fri, 11 Dec 2020 13:56:34 +0000 (UTC) IronPort-SDR: Xm9Ce08JqZ104QEwD2HRPro/MOSlOCY22JJTUpir76wR0BgmslNDIL/mB5DTNhtUqUBHo1gD+j h9lLyzGaCZ5A== X-IronPort-AV: E=McAfee;i="6000,8403,9831"; a="162187678" X-IronPort-AV: E=Sophos;i="5.78,411,1599548400"; d="scan'208";a="162187678" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Dec 2020 05:56:34 -0800 IronPort-SDR: YeiOezlMbuJGFLoygMi5j7nR7O9AnD9qdkMW4/cv36HZlPuKNTq9pdSSODj72sLEumS1dnuhAF f72f4UvjQVtg== X-IronPort-AV: E=Sophos;i="5.78,411,1599548400"; d="scan'208";a="409228305" Received: from genxfsim-desktop.iind.intel.com ([10.223.74.178]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Dec 2020 05:56:31 -0800 From: Anshuman Gupta To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Fri, 11 Dec 2020 19:12:28 +0530 Message-Id: <20201211134244.14588-4-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201211134244.14588-1-anshuman.gupta@intel.com> References: <20201211134244.14588-1-anshuman.gupta@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v8 03/19] drm/i915/hotplug: Handle CP_IRQ for DP-MST X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jani.nikula@intel.com, seanpaul@chromium.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" SGFuZGxlIENQX0lSUSBpbiBERVZJQ0VfU0VSVklDRV9JUlFfVkVDVE9SX0VTSTAKSXQgcmVxdWly ZXMgdG8gY2FsbCBpbnRlbF9oZGNwX2hhbmRsZV9jcF9pcnEoKSBpbiBjYXNlCm9mIENQX0lSUSBp cyB0cmlnZ2VyZWQgYnkgYSBzaW5rIGluIERQLU1TVCB0b3BvbG9neS4KCkNjOiAiVmlsbGUgU3ly asOkbMOkIiA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+CkNjOiBSYW1hbGluZ2FtIEMg PHJhbWFsaW5nYW0uY0BpbnRlbC5jb20+ClJldmlld2VkLWJ5OiBVbWEgU2hhbmthciA8dW1hLnNo YW5rYXJAaW50ZWwuY29tPgpSZXZpZXdlZC1ieTogUmFtYWxpbmdhbSBDIDxyYW1hbGluZ2FtLmNA aW50ZWwuY29tPgpUZXN0ZWQtYnk6IEthcnRoaWsgQiBTIDxrYXJ0aGlrLmIuc0BpbnRlbC5jb20+ ClNpZ25lZC1vZmYtYnk6IEFuc2h1bWFuIEd1cHRhIDxhbnNodW1hbi5ndXB0YUBpbnRlbC5jb20+ Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jIHwgMTQgKysrKysr KysrKysrKy0KIDEgZmlsZSBjaGFuZ2VkLCAxMyBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0p CgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jCmluZGV4IGIyYmMwYzhjMzlj Ny4uNTAxYjlhOGEyZjQ1IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5 L2ludGVsX2RwLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5j CkBAIC01NzgzLDYgKzU3ODMsMTcgQEAgc3RhdGljIHZvaWQgaW50ZWxfZHBfaGFuZGxlX3Rlc3Rf cmVxdWVzdChzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCQkJICAgICJDb3VsZCBub3Qgd3Jp dGUgdGVzdCByZXNwb25zZSB0byBzaW5rXG4iKTsKIH0KIAorc3RhdGljIHZvaWQKK2ludGVsX2Rw X21zdF9ocGRfaXJxKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsIHU4ICplc2ksIGJvb2wgKmhh bmRsZWQpCit7CisJCWRybV9kcF9tc3RfaHBkX2lycSgmaW50ZWxfZHAtPm1zdF9tZ3IsIGVzaSwg aGFuZGxlZCk7CisKKwkJaWYgKGVzaVsxXSAmIERQX0NQX0lSUSkgeworCQkJaW50ZWxfaGRjcF9o YW5kbGVfY3BfaXJxKGludGVsX2RwLT5hdHRhY2hlZF9jb25uZWN0b3IpOworCQkJKmhhbmRsZWQg PSB0cnVlOworCQl9Cit9CisKIC8qKgogICogaW50ZWxfZHBfY2hlY2tfbXN0X3N0YXR1cyAtIHNl cnZpY2UgYW55IHBlbmRpbmcgTVNUIGludGVycnVwdHMsIGNoZWNrIGxpbmsgc3RhdHVzCiAgKiBA aW50ZWxfZHA6IEludGVsIERQIHN0cnVjdApAQCAtNTgyNyw3ICs1ODM4LDggQEAgaW50ZWxfZHBf Y2hlY2tfbXN0X3N0YXR1cyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCiAJCWRybV9kYmdf a21zKCZpOTE1LT5kcm0sICJnb3QgZXNpICUzcGhcbiIsIGVzaSk7CiAKLQkJZHJtX2RwX21zdF9o cGRfaXJxKCZpbnRlbF9kcC0+bXN0X21nciwgZXNpLCAmaGFuZGxlZCk7CisJCWludGVsX2RwX21z dF9ocGRfaXJxKGludGVsX2RwLCBlc2ksICZoYW5kbGVkKTsKKwogCQlpZiAoIWhhbmRsZWQpCiAJ CQlicmVhazsKIAotLSAKMi4yNi4yCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B1A12C433FE for ; Fri, 11 Dec 2020 13:56:38 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 63FFF23ECD for ; Fri, 11 Dec 2020 13:56:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 63FFF23ECD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1DCFE6EA87; Fri, 11 Dec 2020 13:56:36 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id A963C6EA87; Fri, 11 Dec 2020 13:56:34 +0000 (UTC) IronPort-SDR: Xm9Ce08JqZ104QEwD2HRPro/MOSlOCY22JJTUpir76wR0BgmslNDIL/mB5DTNhtUqUBHo1gD+j h9lLyzGaCZ5A== X-IronPort-AV: E=McAfee;i="6000,8403,9831"; a="162187678" X-IronPort-AV: E=Sophos;i="5.78,411,1599548400"; d="scan'208";a="162187678" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Dec 2020 05:56:34 -0800 IronPort-SDR: YeiOezlMbuJGFLoygMi5j7nR7O9AnD9qdkMW4/cv36HZlPuKNTq9pdSSODj72sLEumS1dnuhAF f72f4UvjQVtg== X-IronPort-AV: E=Sophos;i="5.78,411,1599548400"; d="scan'208";a="409228305" Received: from genxfsim-desktop.iind.intel.com ([10.223.74.178]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Dec 2020 05:56:31 -0800 From: Anshuman Gupta To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH v8 03/19] drm/i915/hotplug: Handle CP_IRQ for DP-MST Date: Fri, 11 Dec 2020 19:12:28 +0530 Message-Id: <20201211134244.14588-4-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201211134244.14588-1-anshuman.gupta@intel.com> References: <20201211134244.14588-1-anshuman.gupta@intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jani.nikula@intel.com, Karthik B S , uma.shankar@intel.com, seanpaul@chromium.org, Anshuman Gupta , juston.li@intel.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" SGFuZGxlIENQX0lSUSBpbiBERVZJQ0VfU0VSVklDRV9JUlFfVkVDVE9SX0VTSTAKSXQgcmVxdWly ZXMgdG8gY2FsbCBpbnRlbF9oZGNwX2hhbmRsZV9jcF9pcnEoKSBpbiBjYXNlCm9mIENQX0lSUSBp cyB0cmlnZ2VyZWQgYnkgYSBzaW5rIGluIERQLU1TVCB0b3BvbG9neS4KCkNjOiAiVmlsbGUgU3ly asOkbMOkIiA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+CkNjOiBSYW1hbGluZ2FtIEMg PHJhbWFsaW5nYW0uY0BpbnRlbC5jb20+ClJldmlld2VkLWJ5OiBVbWEgU2hhbmthciA8dW1hLnNo YW5rYXJAaW50ZWwuY29tPgpSZXZpZXdlZC1ieTogUmFtYWxpbmdhbSBDIDxyYW1hbGluZ2FtLmNA aW50ZWwuY29tPgpUZXN0ZWQtYnk6IEthcnRoaWsgQiBTIDxrYXJ0aGlrLmIuc0BpbnRlbC5jb20+ ClNpZ25lZC1vZmYtYnk6IEFuc2h1bWFuIEd1cHRhIDxhbnNodW1hbi5ndXB0YUBpbnRlbC5jb20+ Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jIHwgMTQgKysrKysr KysrKysrKy0KIDEgZmlsZSBjaGFuZ2VkLCAxMyBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0p CgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jCmluZGV4IGIyYmMwYzhjMzlj Ny4uNTAxYjlhOGEyZjQ1IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5 L2ludGVsX2RwLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5j CkBAIC01NzgzLDYgKzU3ODMsMTcgQEAgc3RhdGljIHZvaWQgaW50ZWxfZHBfaGFuZGxlX3Rlc3Rf cmVxdWVzdChzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCQkJICAgICJDb3VsZCBub3Qgd3Jp dGUgdGVzdCByZXNwb25zZSB0byBzaW5rXG4iKTsKIH0KIAorc3RhdGljIHZvaWQKK2ludGVsX2Rw X21zdF9ocGRfaXJxKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsIHU4ICplc2ksIGJvb2wgKmhh bmRsZWQpCit7CisJCWRybV9kcF9tc3RfaHBkX2lycSgmaW50ZWxfZHAtPm1zdF9tZ3IsIGVzaSwg aGFuZGxlZCk7CisKKwkJaWYgKGVzaVsxXSAmIERQX0NQX0lSUSkgeworCQkJaW50ZWxfaGRjcF9o YW5kbGVfY3BfaXJxKGludGVsX2RwLT5hdHRhY2hlZF9jb25uZWN0b3IpOworCQkJKmhhbmRsZWQg PSB0cnVlOworCQl9Cit9CisKIC8qKgogICogaW50ZWxfZHBfY2hlY2tfbXN0X3N0YXR1cyAtIHNl cnZpY2UgYW55IHBlbmRpbmcgTVNUIGludGVycnVwdHMsIGNoZWNrIGxpbmsgc3RhdHVzCiAgKiBA aW50ZWxfZHA6IEludGVsIERQIHN0cnVjdApAQCAtNTgyNyw3ICs1ODM4LDggQEAgaW50ZWxfZHBf Y2hlY2tfbXN0X3N0YXR1cyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCiAJCWRybV9kYmdf a21zKCZpOTE1LT5kcm0sICJnb3QgZXNpICUzcGhcbiIsIGVzaSk7CiAKLQkJZHJtX2RwX21zdF9o cGRfaXJxKCZpbnRlbF9kcC0+bXN0X21nciwgZXNpLCAmaGFuZGxlZCk7CisJCWludGVsX2RwX21z dF9ocGRfaXJxKGludGVsX2RwLCBlc2ksICZoYW5kbGVkKTsKKwogCQlpZiAoIWhhbmRsZWQpCiAJ CQlicmVhazsKIAotLSAKMi4yNi4yCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9kcmktZGV2ZWwK