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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 D696A6E4BB; Wed, 1 Jul 2020 22:09:19 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id C83446E4BB for ; Wed, 1 Jul 2020 22:09:17 +0000 (UTC) IronPort-SDR: YnPK9s20rrzL9oKqclBPakXABRYnslYHdagvlm9lSV+NPBq5si/n4OYOZPUj5WbLZEIgcbpjuV K77mt0jkoUSQ== X-IronPort-AV: E=McAfee;i="6000,8403,9669"; a="134175870" X-IronPort-AV: E=Sophos;i="5.75,301,1589266800"; d="scan'208";a="134175870" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2020 15:09:16 -0700 IronPort-SDR: opdg3CgzgL742V7n63TMhjE+YGYpfCoGkhyb/bzns7lFng9Njf7729omZ4evUOZlORd5klV8kZ IEDF2d5BxQ4g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,301,1589266800"; d="scan'208";a="387142851" Received: from labuser-z97x-ud5h.jf.intel.com ([10.165.21.211]) by fmsmga001.fm.intel.com with ESMTP; 01 Jul 2020 15:09:16 -0700 From: Manasi Navare To: intel-gfx@lists.freedesktop.org Date: Wed, 1 Jul 2020 15:10:52 -0700 Message-Id: <20200701221052.8946-2-manasi.d.navare@intel.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20200701221052.8946-1-manasi.d.navare@intel.com> References: <20200701221052.8946-1-manasi.d.navare@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v5 2/2] drm/i915/dp: Helper to check for DDI BUF status to get active 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" QmFzZWQgb24gdGhlIHBsYXRmb3JtLCBCc3BlYyBleHBlY3RzIHVzIHRvIHdhaXQgb3IgcG9sbCB3 aXRoCnRpbWVvdXQgZm9yIERESSBCVUYgSURMRSBiaXQgdG8gYmUgc2V0IHRvIDAgKG5vbiBpZGxl KSBvciBnZXQgYWN0aXZlCmFmdGVyIGVuYWJsaW5nIERESV9CVUZfQ1RMLgoKdjI6CiogQmFzZWQg b24gcGxhdGZvcm0sIGZpeGVkIGRlbGF5IG9yIHBvbGwgKFZpbGxlKQoqIFVzZSBhIGhlbHBlciB0 byBkbyB0aGlzIChJbXJlLCBWaWxsZSkKdjM6CiogQWRkIGEgbmV3IGZ1bmN0aW9uIF9hY3RpdmUg Zm9yIERESSBCVUYgQ1RMIHRvIGJlIG5vbiBpZGxlIChWaWxsZSkKdjQ6CiogVXNlIHRoZSB0aW1l b3V0IGZvciBHTEsgKFZpbGxlKQp2NToKKiBBZGQgYnNwZWMgcXVvdGUsIGNoYW5nZSB0aW1lb3V0 IHRvIDUwMHVzIChWaWxsZSkKCkNjOiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGlu dXguaW50ZWwuY29tPgpDYzogSW1yZSBEZWFrIDxpbXJlLmRlYWtAaW50ZWwuY29tPgpTaWduZWQt b2ZmLWJ5OiBNYW5hc2kgTmF2YXJlIDxtYW5hc2kuZC5uYXZhcmVAaW50ZWwuY29tPgpSZXZpZXdl ZC1ieTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KLS0t CiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RkaS5jIHwgMTcgKysrKysrKysr KysrKysrKy0KIDEgZmlsZSBjaGFuZ2VkLCAxNiBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9uKC0p CgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kZGkuYyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZGRpLmMKaW5kZXggYTdkZTEzNDRk YjY5Li40Zjg5YWQ5MGFiMDcgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3Bs YXkvaW50ZWxfZGRpLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9k ZGkuYwpAQCAtMTE5NSw2ICsxMTk1LDIxIEBAIHN0YXRpYyB2b2lkIGludGVsX3dhaXRfZGRpX2J1 Zl9pZGxlKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKIAkJCXBvcnRfbmFtZShw b3J0KSk7CiB9CiAKK3N0YXRpYyB2b2lkIGludGVsX3dhaXRfZGRpX2J1Zl9hY3RpdmUoc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAorCQkJCSAgICAgIGVudW0gcG9ydCBwb3J0KQor eworCS8qIFdhaXQgPiA1MTggdXNlY3MgZm9yIERESV9CVUZfQ1RMIHRvIGJlIG5vbiBpZGxlICov CisJaWYgKElOVEVMX0dFTihkZXZfcHJpdikgPCAxMCAmJiAhSVNfR0VNSU5JTEFLRShkZXZfcHJp dikpIHsKKwkJdXNsZWVwX3JhbmdlKDUxOCwgMTAwMCk7CisJCXJldHVybjsKKwl9CisKKwlpZiAo d2FpdF9mb3JfdXMoIShpbnRlbF9kZV9yZWFkKGRldl9wcml2LCBERElfQlVGX0NUTChwb3J0KSkg JgorCQkJICBERElfQlVGX0lTX0lETEUpLCA1MDApKQorCQlkcm1fZXJyKCZkZXZfcHJpdi0+ZHJt LCAiVGltZW91dCB3YWl0aW5nIGZvciBEREkgQlVGICVjIHRvIGdldCBhY3RpdmVcbiIsCisJCQlw b3J0X25hbWUocG9ydCkpOworfQorCiBzdGF0aWMgdTMyIGhzd19wbGxfdG9fZGRpX3BsbF9zZWwo Y29uc3Qgc3RydWN0IGludGVsX3NoYXJlZF9kcGxsICpwbGwpCiB7CiAJc3dpdGNoIChwbGwtPmlu Zm8tPmlkKSB7CkBAIC00MDE5LDcgKzQwMzQsNyBAQCBzdGF0aWMgdm9pZCBpbnRlbF9kZGlfcHJl cGFyZV9saW5rX3JldHJhaW4oc3RydWN0IGludGVsX2RwICppbnRlbF9kcCkKIAlpbnRlbF9kZV93 cml0ZShkZXZfcHJpdiwgRERJX0JVRl9DVEwocG9ydCksIGludGVsX2RwLT5EUCk7CiAJaW50ZWxf ZGVfcG9zdGluZ19yZWFkKGRldl9wcml2LCBERElfQlVGX0NUTChwb3J0KSk7CiAKLQl1ZGVsYXko NjAwKTsKKwlpbnRlbF93YWl0X2RkaV9idWZfYWN0aXZlKGRldl9wcml2LCBwb3J0KTsKIH0KIAog c3RhdGljIHZvaWQgaW50ZWxfZGRpX3NldF9saW5rX3RyYWluKHN0cnVjdCBpbnRlbF9kcCAqaW50 ZWxfZHAsCi0tIAoyLjE5LjEKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lu dGVsLWdmeAo=