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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 A19FB6E054; Wed, 24 Jun 2020 22:09:47 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 70EF76E08E for ; Wed, 24 Jun 2020 22:09:46 +0000 (UTC) IronPort-SDR: 0l3DedZxOXFjr0ZlILOPeVrRm0Nc1dteaxAQ/HqA6QjaK+KI63L3DPJC9Ocno3w6zq7l6X52tE qoKyJF24iJMw== X-IronPort-AV: E=McAfee;i="6000,8403,9662"; a="142135087" X-IronPort-AV: E=Sophos;i="5.75,276,1589266800"; d="scan'208";a="142135087" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jun 2020 15:09:45 -0700 IronPort-SDR: n+hMaJLuMS6z+vTz2XPkPcjEUafWZcwASTKjSu5YWdZ8o6ScLTs0vAPxxU5iRaZ+EyxzLa7gDf qFBCdYIwmH1w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,276,1589266800"; d="scan'208";a="293689054" Received: from labuser-z97x-ud5h.jf.intel.com ([10.165.21.211]) by orsmga002.jf.intel.com with ESMTP; 24 Jun 2020 15:09:45 -0700 From: Manasi Navare To: intel-gfx@lists.freedesktop.org Date: Wed, 24 Jun 2020 15:11:07 -0700 Message-Id: <20200624221108.10038-1-manasi.d.navare@intel.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v3 1/2] drm/i915/dp: Helper for checking DDI_BUF_CTL Idle status 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: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" TW9kaWZ5IHRoZSBoZWxwZXIgdG8gYWRkIGEgZml4ZWQgZGVsYXkgb3IgcG9sbCB3aXRoIHRpbWVv dXQKYmFzZWQgb24gcGxhdGZvcm0gc3BlY2lmaWNhdGlvbiB0byBjaGVjayBmb3IgZWl0aGVyIElk bGUgYml0CnNldCAoRERJX0JVRl9DVEwgaXMgaWRsZSBmb3IgZGlzYWJsZSBjYXNlKQoKdjI6Ciog VXNlIDIgc2VwYXJhdGUgZnVuY3Rpb25zIG9yIGlkbGUgYW5kIGFjdGl2ZSAoVmlsbGUpCgpDYzog VmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KQ2M6IEltcmUg RGVhayA8aW1yZS5kZWFrQGludGVsLmNvbT4KU2lnbmVkLW9mZi1ieTogTWFuYXNpIE5hdmFyZSA8 bWFuYXNpLmQubmF2YXJlQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNw bGF5L2ludGVsX2RkaS5jIHwgMTcgKysrKysrKystLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCA4 IGluc2VydGlvbnMoKyksIDkgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kZGkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3Bs YXkvaW50ZWxfZGRpLmMKaW5kZXggODg0YjUwN2M1ZjU1Li43ZDVjOGFiODhmYzQgMTAwNjQ0Ci0t LSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZGRpLmMKKysrIGIvZHJpdmVy cy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kZGkuYwpAQCAtMTE4NCwxNiArMTE4NCwxNSBA QCBzdGF0aWMgdm9pZCBpbnRlbF9wcmVwYXJlX2hkbWlfZGRpX2J1ZmZlcnMoc3RydWN0IGludGVs X2VuY29kZXIgKmVuY29kZXIsCiBzdGF0aWMgdm9pZCBpbnRlbF93YWl0X2RkaV9idWZfaWRsZShz dHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCiAJCQkJICAgIGVudW0gcG9ydCBwb3J0 KQogewotCWk5MTVfcmVnX3QgcmVnID0gRERJX0JVRl9DVEwocG9ydCk7Ci0JaW50IGk7Ci0KLQlm b3IgKGkgPSAwOyBpIDwgMTY7IGkrKykgewotCQl1ZGVsYXkoMSk7Ci0JCWlmIChpbnRlbF9kZV9y ZWFkKGRldl9wcml2LCByZWcpICYgRERJX0JVRl9JU19JRExFKQotCQkJcmV0dXJuOworCWlmIChJ U19CUk9YVE9OKGRldl9wcml2KSkgeworCQl1ZGVsYXkoMTYpOworCQlyZXR1cm47CiAJfQotCWRy bV9lcnIoJmRldl9wcml2LT5kcm0sICJUaW1lb3V0IHdhaXRpbmcgZm9yIERESSBCVUYgJWMgaWRs ZSBiaXRcbiIsCi0JCXBvcnRfbmFtZShwb3J0KSk7CisKKwlpZiAod2FpdF9mb3JfdXMoKGludGVs X2RlX3JlYWQoZGV2X3ByaXYsIERESV9CVUZfQ1RMKHBvcnQpKSAmCisJCQkgRERJX0JVRl9JU19J RExFKSwgNjAwKSkKKwkJZHJtX2VycigmZGV2X3ByaXYtPmRybSwgIlRpbWVvdXQgd2FpdGluZyBm b3IgRERJIEJVRiAlYyB0byBnZXQgaWRsZVxuIiwKKwkJCXBvcnRfbmFtZShwb3J0KSk7CiB9CiAK IHN0YXRpYyB1MzIgaHN3X3BsbF90b19kZGlfcGxsX3NlbChjb25zdCBzdHJ1Y3QgaW50ZWxfc2hh cmVkX2RwbGwgKnBsbCkKLS0gCjIuMTkuMQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cg==