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 8E8E4C63777 for ; Thu, 26 Nov 2020 07:51:31 +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 33730206B5 for ; Thu, 26 Nov 2020 07:51:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 33730206B5 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 D72E06E842; Thu, 26 Nov 2020 07:51:28 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 172306E842; Thu, 26 Nov 2020 07:51:27 +0000 (UTC) IronPort-SDR: wSVwUeNQQn4LV78Oik46/ivP1kfyKPgJFKLbOaNXXs39XL4w6QR7BHCEdS4hTZUhPQLIlhC2MF GCOmvGQp7c8w== X-IronPort-AV: E=McAfee;i="6000,8403,9816"; a="152084915" X-IronPort-AV: E=Sophos;i="5.78,371,1599548400"; d="scan'208";a="152084915" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Nov 2020 23:51:26 -0800 IronPort-SDR: gJvthj2+7qphce1BNzqWQVt+3eL1E759bmEFZ8/yxqD5Sc9WOI/YwPf1rmoKwhbqmJ9WIyb7dz 494qde4VgbrQ== X-IronPort-AV: E=Sophos;i="5.78,371,1599548400"; d="scan'208";a="535652445" Received: from genxfsim-desktop.iind.intel.com ([10.223.74.178]) by fmsmga006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Nov 2020 23:51:23 -0800 From: Anshuman Gupta To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH v6 03/18] drm/i915/hotplug: Handle CP_IRQ for DP-MST Date: Thu, 26 Nov 2020 13:07:07 +0530 Message-Id: <20201126073722.19107-4-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201126073722.19107-1-anshuman.gupta@intel.com> References: <20201126073722.19107-1-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 ZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jCmluZGV4IDM4OTZkMDhjNDE3 Ny4uNGUyMWM5NzZkYmE4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5 L2ludGVsX2RwLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5j CkBAIC01NzcxLDYgKzU3NzEsMTcgQEAgc3RhdGljIHZvaWQgaW50ZWxfZHBfaGFuZGxlX3Rlc3Rf cmVxdWVzdChzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCQkJICAgICJDb3VsZCBub3Qgd3Jp dGUgdGVzdCByZXNwb25zZSB0byBzaW5rXG4iKTsKIH0KIAorc3RhdGljIHZvaWQKK2ludGVsX2Rw X21zdF9ocGRfaXJxKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsIHU4ICplc2ksIGJvb2wgKmhh bmRsZWQpCit7CisJCWRybV9kcF9tc3RfaHBkX2lycSgmaW50ZWxfZHAtPm1zdF9tZ3IsIGVzaSwg aGFuZGxlZCk7CisKKwkJaWYgKGVzaVsxXSAmIERQX0NQX0lSUSkgeworCQkJaW50ZWxfaGRjcF9o YW5kbGVfY3BfaXJxKGludGVsX2RwLT5hdHRhY2hlZF9jb25uZWN0b3IpOworCQkJKmhhbmRsZWQg PSB0cnVlOworCQl9Cit9CisKIC8qKgogICogaW50ZWxfZHBfY2hlY2tfbXN0X3N0YXR1cyAtIHNl cnZpY2UgYW55IHBlbmRpbmcgTVNUIGludGVycnVwdHMsIGNoZWNrIGxpbmsgc3RhdHVzCiAgKiBA aW50ZWxfZHA6IEludGVsIERQIHN0cnVjdApAQCAtNTgxNSw3ICs1ODI2LDggQEAgaW50ZWxfZHBf Y2hlY2tfbXN0X3N0YXR1cyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCiAJCWRybV9kYmdf a21zKCZpOTE1LT5kcm0sICJnb3QgZXNpICUzcGhcbiIsIGVzaSk7CiAKLQkJZHJtX2RwX21zdF9o cGRfaXJxKCZpbnRlbF9kcC0+bXN0X21nciwgZXNpLCAmaGFuZGxlZCk7CisJCWludGVsX2RwX21z dF9ocGRfaXJxKGludGVsX2RwLCBlc2ksICZoYW5kbGVkKTsKKwogCQlpZiAoIWhhbmRsZWQpCiAJ CQlicmVhazsKIAotLSAKMi4yNi4yCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9kcmktZGV2ZWwK 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 1A8E8C6379D for ; Thu, 26 Nov 2020 07:51:33 +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 CE21E2075A for ; Thu, 26 Nov 2020 07:51:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CE21E2075A 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 824B76E843; Thu, 26 Nov 2020 07:51:30 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 172306E842; Thu, 26 Nov 2020 07:51:27 +0000 (UTC) IronPort-SDR: wSVwUeNQQn4LV78Oik46/ivP1kfyKPgJFKLbOaNXXs39XL4w6QR7BHCEdS4hTZUhPQLIlhC2MF GCOmvGQp7c8w== X-IronPort-AV: E=McAfee;i="6000,8403,9816"; a="152084915" X-IronPort-AV: E=Sophos;i="5.78,371,1599548400"; d="scan'208";a="152084915" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Nov 2020 23:51:26 -0800 IronPort-SDR: gJvthj2+7qphce1BNzqWQVt+3eL1E759bmEFZ8/yxqD5Sc9WOI/YwPf1rmoKwhbqmJ9WIyb7dz 494qde4VgbrQ== X-IronPort-AV: E=Sophos;i="5.78,371,1599548400"; d="scan'208";a="535652445" Received: from genxfsim-desktop.iind.intel.com ([10.223.74.178]) by fmsmga006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Nov 2020 23:51:23 -0800 From: Anshuman Gupta To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Thu, 26 Nov 2020 13:07:07 +0530 Message-Id: <20201126073722.19107-4-anshuman.gupta@intel.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20201126073722.19107-1-anshuman.gupta@intel.com> References: <20201126073722.19107-1-anshuman.gupta@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v6 03/18] 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 ZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jCmluZGV4IDM4OTZkMDhjNDE3 Ny4uNGUyMWM5NzZkYmE4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5 L2ludGVsX2RwLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5j CkBAIC01NzcxLDYgKzU3NzEsMTcgQEAgc3RhdGljIHZvaWQgaW50ZWxfZHBfaGFuZGxlX3Rlc3Rf cmVxdWVzdChzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCQkJICAgICJDb3VsZCBub3Qgd3Jp dGUgdGVzdCByZXNwb25zZSB0byBzaW5rXG4iKTsKIH0KIAorc3RhdGljIHZvaWQKK2ludGVsX2Rw X21zdF9ocGRfaXJxKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsIHU4ICplc2ksIGJvb2wgKmhh bmRsZWQpCit7CisJCWRybV9kcF9tc3RfaHBkX2lycSgmaW50ZWxfZHAtPm1zdF9tZ3IsIGVzaSwg aGFuZGxlZCk7CisKKwkJaWYgKGVzaVsxXSAmIERQX0NQX0lSUSkgeworCQkJaW50ZWxfaGRjcF9o YW5kbGVfY3BfaXJxKGludGVsX2RwLT5hdHRhY2hlZF9jb25uZWN0b3IpOworCQkJKmhhbmRsZWQg PSB0cnVlOworCQl9Cit9CisKIC8qKgogICogaW50ZWxfZHBfY2hlY2tfbXN0X3N0YXR1cyAtIHNl cnZpY2UgYW55IHBlbmRpbmcgTVNUIGludGVycnVwdHMsIGNoZWNrIGxpbmsgc3RhdHVzCiAgKiBA aW50ZWxfZHA6IEludGVsIERQIHN0cnVjdApAQCAtNTgxNSw3ICs1ODI2LDggQEAgaW50ZWxfZHBf Y2hlY2tfbXN0X3N0YXR1cyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCiAJCWRybV9kYmdf a21zKCZpOTE1LT5kcm0sICJnb3QgZXNpICUzcGhcbiIsIGVzaSk7CiAKLQkJZHJtX2RwX21zdF9o cGRfaXJxKCZpbnRlbF9kcC0+bXN0X21nciwgZXNpLCAmaGFuZGxlZCk7CisJCWludGVsX2RwX21z dF9ocGRfaXJxKGludGVsX2RwLCBlc2ksICZoYW5kbGVkKTsKKwogCQlpZiAoIWhhbmRsZWQpCiAJ CQlicmVhazsKIAotLSAKMi4yNi4yCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngK