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d="scan'208";a="293689053" 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 15:11:08 -0700 Message-Id: <20200624221108.10038-2-manasi.d.navare@intel.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20200624221108.10038-1-manasi.d.navare@intel.com> References: <20200624221108.10038-1-manasi.d.navare@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v3 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 KSBvciBnZXQgYWN0aXZlCmFmdGVyIGVuYWJsaW5nIERESV9CVUZfQ1RMLgoKdjM6CiogQWRkIGEg bmV3IGZ1bmN0aW9uIF9hY3RpdmUgZm9yIERESSBCVUYgQ1RMIHRvIGJlIG5vbiBpZGxlIChWaWxs ZSkKdjI6CiogQmFzZWQgb24gcGxhdGZvcm0sIGZpeGVkIGRlbGF5IG9yIHBvbGwgKFZpbGxlKQoq IFVzZSBhIGhlbHBlciB0byBkbyB0aGlzIChJbXJlLCBWaWxsZSkKCkNjOiBWaWxsZSBTeXJqw6Rs w6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgpDYzogSW1yZSBEZWFrIDxpbXJlLmRl YWtAaW50ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBNYW5hc2kgTmF2YXJlIDxtYW5hc2kuZC5uYXZh cmVAaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZGRp LmMgfCAxNiArKysrKysrKysrKysrKystCiAxIGZpbGUgY2hhbmdlZCwgMTUgaW5zZXJ0aW9ucygr KSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3Bs YXkvaW50ZWxfZGRpLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RkaS5j CmluZGV4IDdkNWM4YWI4OGZjNC4uZmY2YjFlOWQxYjRlIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RkaS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2Rpc3BsYXkvaW50ZWxfZGRpLmMKQEAgLTExOTUsNiArMTE5NSwyMCBAQCBzdGF0aWMgdm9pZCBp bnRlbF93YWl0X2RkaV9idWZfaWRsZShzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYs CiAJCQlwb3J0X25hbWUocG9ydCkpOwogfQogCitzdGF0aWMgdm9pZCBpbnRlbF93YWl0X2RkaV9i dWZfYWN0aXZlKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKKwkJCQkgICAgICBl bnVtIHBvcnQgcG9ydCkKK3sKKwlpZiAoSU5URUxfR0VOKGRldl9wcml2KSA8PSA5KSB7CisJCXVz bGVlcF9yYW5nZSg2MDAsIDEwMDApOworCQlyZXR1cm47CisJfQorCisJaWYgKHdhaXRfZm9yX3Vz KCEoaW50ZWxfZGVfcmVhZChkZXZfcHJpdiwgRERJX0JVRl9DVEwocG9ydCkpICYKKwkJCSAgRERJ X0JVRl9JU19JRExFKSwgNjAwKSkKKwkJZHJtX2VycigmZGV2X3ByaXYtPmRybSwgIlRpbWVvdXQg d2FpdGluZyBmb3IgRERJIEJVRiAlYyB0byBnZXQgYWN0aXZlXG4iLAorCQkJcG9ydF9uYW1lKHBv cnQpKTsKK30KKwogc3RhdGljIHUzMiBoc3dfcGxsX3RvX2RkaV9wbGxfc2VsKGNvbnN0IHN0cnVj dCBpbnRlbF9zaGFyZWRfZHBsbCAqcGxsKQogewogCXN3aXRjaCAocGxsLT5pbmZvLT5pZCkgewpA QCAtNDAyMCw3ICs0MDM0LDcgQEAgc3RhdGljIHZvaWQgaW50ZWxfZGRpX3ByZXBhcmVfbGlua19y ZXRyYWluKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHApCiAJaW50ZWxfZGVfd3JpdGUoZGV2X3By aXYsIERESV9CVUZfQ1RMKHBvcnQpLCBpbnRlbF9kcC0+RFApOwogCWludGVsX2RlX3Bvc3Rpbmdf cmVhZChkZXZfcHJpdiwgRERJX0JVRl9DVEwocG9ydCkpOwogCi0JdWRlbGF5KDYwMCk7CisJaW50 ZWxfd2FpdF9kZGlfYnVmX2FjdGl2ZShkZXZfcHJpdiwgcG9ydCk7CiB9CiAKIHN0YXRpYyB2b2lk IGludGVsX2RkaV9zZXRfbGlua190cmFpbihzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwLAotLSAK Mi4xOS4xCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK