From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shobhit Kumar Subject: [v3] drm/i915/skl: If needed sanitize bios programmed cdclk Date: Fri, 16 Oct 2015 18:48:53 +0530 Message-ID: <1445001533-28070-1-git-send-email-shobhit.kumar@intel.com> References: <1444278535-16483-1-git-send-email-shobhit.kumar@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 47E386F008 for ; Fri, 16 Oct 2015 06:18:59 -0700 (PDT) In-Reply-To: <1444278535-16483-1-git-send-email-shobhit.kumar@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org RXNwZWNpYWxseSBpbiBjYXNlcyB3aGVyZSBwcmUtb3MgZG9lcyBub3QgZW5hYmxlIGRpc3BsYXks IGNkY2xrIG1pZ2h0Cm5vdCBiZSBpbiBzYW5lIHN0YXRlLiBEdXJpbmcgc2FuaXRpemF0aW9uIGlu aXRpYWxpemUgY2RjbGsgd2l0aCBtYXhpbXVtCnZhbHVlIHRpbGwgd2UgZ2V0IGR5bmFtaWMgY2Rj bGsgc3VwcG9ydC4KCnYyOiBDaGVjayBpZiBCSU9TIHByb2dyYW1tZWQgY29ycmVjdGx5IHJhdGhl ciB0aGFuIGFsd2F5cyBjYWxsaW5nIGluaXQKICAgIC0gRG8gdmFsaWRhdGlvbiBvZiBwcm9ncmFt bWVkIGNkY3RsIGFuZCB3aGF0IGl0IGlzIGV4cGVjdGVkCiAgICAtIE9ubHkgZG8gc2xrX2luaXRf Y2RjbGsgaWYgdmFsaWRhdGlvbiBmYWlsZWQgZWxzZSByZXVzZSBCSU9TCiAgICAgIHByb2dyYW1t ZWQgdmFsdWUKCnYzOiBNb3ZlIHRoZSB2YWxpZGF0aW9uIGxvZ2ljIGluIGEgc2VwYXJhdGUgc2Fu aXRpemUgZnVuY3Rpb24gKFZpbGxlKQoKQ2M6IEltcmUgRGVhayA8aW1yZS5kZWFrQGludGVsLmNv bT4KQ2M6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+ClNp Z25lZC1vZmYtYnk6IFNob2JoaXQgS3VtYXIgPHNob2JoaXQua3VtYXJAaW50ZWwuY29tPgotLS0K IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jICAgICB8IDEyICsrKysrKysrLS0tLQog ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIHwgMzEgKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKwogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHJ2LmggICAgIHwg IDEgKwogMyBmaWxlcyBjaGFuZ2VkLCA0MCBpbnNlcnRpb25zKCspLCA0IGRlbGV0aW9ucygtKQoK ZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfZGRpLmMKaW5kZXggYjI1ZTk5YS4uODZkNDNlNiAxMDA2NDQKLS0t IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGRpLmMKKysrIGIvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZGRpLmMKQEAgLTI5NDksMTAgKzI5NDksMTQgQEAgdm9pZCBpbnRlbF9kZGlf cGxsX2luaXQoc3RydWN0IGRybV9kZXZpY2UgKmRldikKIAogCQljZGNsa19mcmVxID0gZGV2X3By aXYtPmRpc3BsYXkuZ2V0X2Rpc3BsYXlfY2xvY2tfc3BlZWQoZGV2KTsKIAkJZGV2X3ByaXYtPnNr bF9ib290X2NkY2xrID0gY2RjbGtfZnJlcTsKLQkJaWYgKCEoSTkxNV9SRUFEKExDUExMMV9DVEwp ICYgTENQTExfUExMX0VOQUJMRSkpCi0JCQlEUk1fRVJST1IoIkxDUExMMSBpcyBkaXNhYmxlZFxu Iik7Ci0JCWVsc2UKLQkJCWludGVsX2Rpc3BsYXlfcG93ZXJfZ2V0KGRldl9wcml2LCBQT1dFUl9E T01BSU5fUExMUyk7CisJCWlmIChza2xfc2FuaXRpemVfY2RjbGsoZGV2X3ByaXYpKQorCQkJRFJN X0RFQlVHX0tNUygiU2FuaXRpemVkIGNkY2xrIHByb2dyYW1tZWQgYnkgcHJlLW9zXG4iKTsKKwkJ ZWxzZSB7CisJCQlpZiAoIShJOTE1X1JFQUQoTENQTEwxX0NUTCkgJiBMQ1BMTF9QTExfRU5BQkxF KSkKKwkJCQlEUk1fRVJST1IoIkxDUExMMSBpcyBkaXNhYmxlZFxuIik7CisJCQllbHNlCisJCQkJ aW50ZWxfZGlzcGxheV9wb3dlcl9nZXQoZGV2X3ByaXYsIFBPV0VSX0RPTUFJTl9QTExTKTsKKwkJ fQogCX0gZWxzZSBpZiAoSVNfQlJPWFRPTihkZXYpKSB7CiAJCWJyb3h0b25faW5pdF9jZGNsayhk ZXYpOwogCQlicm94dG9uX2RkaV9waHlfaW5pdChkZXYpOwpkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZGlzcGxheS5jCmluZGV4IDVmMzdmODQuLjk4MzMzZDMgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9kaXNwbGF5LmMKQEAgLTU3ODQsNiArNTc4NCwzNyBAQCB2b2lkIHNrbF9pbml0X2NkY2xrKHN0 cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKIAkJRFJNX0VSUk9SKCJEQnVmIHBvd2Vy IGVuYWJsZSB0aW1lb3V0XG4iKTsKIH0KIAoraW50IHNrbF9zYW5pdGl6ZV9jZGNsayhzdHJ1Y3Qg ZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCit7CisJdWludDMyX3QgbGNwbGwxID0gSTkxNV9S RUFEKExDUExMMV9DVEwpOworCXVpbnQzMl90IGNkY3RsID0gSTkxNV9SRUFEKENEQ0xLX0NUTCk7 CisJaW50IGZyZXEgPSBkZXZfcHJpdi0+c2tsX2Jvb3RfY2RjbGs7CisKKwkvKiBJcyBQTEwgZW5h YmxlZCBhbmQgbG9ja2VkID8gKi8KKwlpZiAoISgobGNwbGwxICYgTENQTExfUExMX0VOQUJMRSkg JiYgKGxjcGxsMSAmIExDUExMX1BMTF9MT0NLKSkpCisJCWdvdG8gc2FuaXRpemU7CisKKwkvKiBE UExMIG9rYXk7IHZlcmlmeSB0aGUgY2RjbG9jaworCSAqCisJICogTm90aWNlZCBpbiBzb21lIGlu c3RhbmNlcyB0aGF0IHRoZSBmcmVxIHNlbGVjdGlvbiBpcyBjb3JyZWN0IGJ1dAorCSAqIGRlY2lt YWwgcGFydCBpcyBwcm9ncmFtbWVkIHdyb25nIGZyb20gQklPUyB3aGVyZSBwcmUtb3MgZG9lcyBu b3QKKwkgKiBlbmFibGUgZGlzcGxheS4gVmVyaWZ5IHRoZSBzYW1lIGFzIHdlbGwuCisJICovCisJ aWYgKGNkY3RsID09ICgoY2RjdGwgJiBDRENMS19GUkVRX1NFTF9NQVNLKSB8IHNrbF9jZGNsa19k ZWNpbWFsKGZyZXEpKSkKKwkJLyogQWxsIHdlbGw7IG5vdGhpbmcgdG8gc2FuaXRpemUgKi8KKwkJ cmV0dXJuIGZhbHNlOworc2FuaXRpemU6CisJLyoKKwkgKiBBcyBvZiBub3cgaW5pdGlhbGl6ZSB3 aXRoIG1heCBjZGNsayB0aWxsCisJICogd2UgZ2V0IGR5bmFtaWMgY2RjbGsgc3VwcG9ydAorCSAq ICovCisJZGV2X3ByaXYtPnNrbF9ib290X2NkY2xrID0gNjc1MDAwOworCXNrbF9pbml0X2NkY2xr KGRldl9wcml2KTsKKworCS8qIHdlIGRpZCBoYXZlIHRvIHNhbml0aXplICovCisJcmV0dXJuIHRy dWU7Cit9CisKIC8qIEFkanVzdCBDRGNsayBkaXZpZGVycyB0byBhbGxvdyBoaWdoIHJlcyBvciBz YXZlIHBvd2VyIGlmIHBvc3NpYmxlICovCiBzdGF0aWMgdm9pZCB2YWxsZXl2aWV3X3NldF9jZGNs ayhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCBpbnQgY2RjbGspCiB7CmRpZmYgLS1naXQgYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2Rydi5oCmluZGV4IDA1OTg5MzIuLmVjMTBlNmEgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX2Rydi5oCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5o CkBAIC0xMTUyLDYgKzExNTIsNyBAQCB2b2lkIGJyb3h0b25fZGRpX3BoeV91bmluaXQoc3RydWN0 IGRybV9kZXZpY2UgKmRldik7CiB2b2lkIGJ4dF9lbmFibGVfZGM5KHN0cnVjdCBkcm1faTkxNV9w cml2YXRlICpkZXZfcHJpdik7CiB2b2lkIGJ4dF9kaXNhYmxlX2RjOShzdHJ1Y3QgZHJtX2k5MTVf cHJpdmF0ZSAqZGV2X3ByaXYpOwogdm9pZCBza2xfaW5pdF9jZGNsayhzdHJ1Y3QgZHJtX2k5MTVf cHJpdmF0ZSAqZGV2X3ByaXYpOworaW50IHNrbF9zYW5pdGl6ZV9jZGNsayhzdHJ1Y3QgZHJtX2k5 MTVfcHJpdmF0ZSAqZGV2X3ByaXYpOwogdm9pZCBza2xfdW5pbml0X2NkY2xrKHN0cnVjdCBkcm1f aTkxNV9wcml2YXRlICpkZXZfcHJpdik7CiB2b2lkIGludGVsX2RwX2dldF9tX24oc3RydWN0IGlu dGVsX2NydGMgKmNydGMsCiAJCSAgICAgIHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpwaXBlX2Nv bmZpZyk7Ci0tIAoyLjQuMwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRl bC1nZngK