From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uma Shankar Subject: [BXT DSI timing fixes v1 1/3] drm/i915/: DSI mode setting fix Date: Mon, 12 Oct 2015 22:55:01 +0530 Message-ID: <1444670703-644-2-git-send-email-uma.shankar@intel.com> References: <1444670703-644-1-git-send-email-uma.shankar@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 3237F6E2BD for ; Mon, 12 Oct 2015 09:57:19 -0700 (PDT) In-Reply-To: <1444670703-644-1-git-send-email-uma.shankar@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 Cc: shobhit.kumar@intel.com List-Id: intel-gfx@lists.freedesktop.org Rml4ZWQgZHNpIGNydGMgc3RhdGUuIFVwZGF0ZWQgdGhlIGdldCBjb25maWcgZnVuY3Rpb24KYW5k IGhhbmRsZWQgdGhlIERTSSBhbmQgRERJIGVuY29kZXIgY2FzZXMuCgpCWFQgRFNJIGhhdmUgdG8g YmUgaGFuZGxlZCBkaWZmZXJlbnRseSBmcm9tIHJlc3Qgb2YgdGhlIGVuY29kZXJzLgpSZWFkaW5n IHRoZSBwb3J0IGNvbnRyb2wgcmVnaXN0ZXIgdG8gZGV0ZXJtaW5lIGlmIERTSSBpcyBlbmFibGVk LgpHZW5lcmFsaXppbmcgaXQgZm9yIGFsbCBleGlzdGluZyBwbGF0Zm9ybXMuCgpTaWduZWQtb2Zm LWJ5OiBVbWEgU2hhbmthciA8dW1hLnNoYW5rYXJAaW50ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBW YW5kYW5hIEthbm5hbiA8dmFuZGFuYS5rYW5uYW5AaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYyB8ICAgOTQgKysrKysrKysrKysrKysrKysrKysrKysr LS0tLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDY3IGluc2VydGlvbnMoKyksIDI3IGRlbGV0aW9u cygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwppbmRleCBjZGRiMGM2Li43NWM2 MGI4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKKysr IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCkBAIC00NCw2ICs0NCw3IEBA CiAjaW5jbHVkZSA8ZHJtL2RybV9wbGFuZV9oZWxwZXIuaD4KICNpbmNsdWRlIDxkcm0vZHJtX3Jl Y3QuaD4KICNpbmNsdWRlIDxsaW51eC9kbWFfcmVtYXBwaW5nLmg+CisjaW5jbHVkZSAiaW50ZWxf ZHNpLmgiCiAKIC8qIFByaW1hcnkgcGxhbmUgZm9ybWF0cyBmb3IgZ2VuIDw9IDMgKi8KIHN0YXRp YyBjb25zdCB1aW50MzJfdCBpOHh4X3ByaW1hcnlfZm9ybWF0c1tdID0gewpAQCAtOTc4OCw0NiAr OTc4OSw4NSBAQCBzdGF0aWMgYm9vbCBoYXN3ZWxsX2dldF9waXBlX2NvbmZpZyhzdHJ1Y3QgaW50 ZWxfY3J0YyAqY3J0YywKIAlzdHJ1Y3QgZHJtX2RldmljZSAqZGV2ID0gY3J0Yy0+YmFzZS5kZXY7 CiAJc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gZGV2LT5kZXZfcHJpdmF0ZTsK IAllbnVtIGludGVsX2Rpc3BsYXlfcG93ZXJfZG9tYWluIHBmaXRfZG9tYWluOwotCXVpbnQzMl90 IHRtcDsKKwl1aW50MzJfdCB0bXAgPSAwOworCWJvb2wgaXNfZHNpID0gZmFsc2U7CisJYm9vbCBk c2lfZW5jX2VuYWJsZWQgPSBmYWxzZTsKKwl1MzIgcG9ydF9jdHJsID0gMDsKIAogCWlmICghaW50 ZWxfZGlzcGxheV9wb3dlcl9pc19lbmFibGVkKGRldl9wcml2LAotCQkJCQkgUE9XRVJfRE9NQUlO X1BJUEUoY3J0Yy0+cGlwZSkpKQorCQkJCVBPV0VSX0RPTUFJTl9QSVBFKGNydGMtPnBpcGUpKSkK IAkJcmV0dXJuIGZhbHNlOwogCiAJcGlwZV9jb25maWctPmNwdV90cmFuc2NvZGVyID0gKGVudW0g dHJhbnNjb2RlcikgY3J0Yy0+cGlwZTsKIAlwaXBlX2NvbmZpZy0+c2hhcmVkX2RwbGwgPSBEUExM X0lEX1BSSVZBVEU7CiAKLQl0bXAgPSBJOTE1X1JFQUQoVFJBTlNfRERJX0ZVTkNfQ1RMKFRSQU5T Q09ERVJfRURQKSk7Ci0JaWYgKHRtcCAmIFRSQU5TX0RESV9GVU5DX0VOQUJMRSkgewotCQllbnVt IHBpcGUgdHJhbnNfZWRwX3BpcGU7Ci0JCXN3aXRjaCAodG1wICYgVFJBTlNfRERJX0VEUF9JTlBV VF9NQVNLKSB7Ci0JCWRlZmF1bHQ6Ci0JCQlXQVJOKDEsICJ1bmtub3duIHBpcGUgbGlua2VkIHRv IGVkcCB0cmFuc2NvZGVyXG4iKTsKLQkJY2FzZSBUUkFOU19ERElfRURQX0lOUFVUX0FfT05PRkY6 Ci0JCWNhc2UgVFJBTlNfRERJX0VEUF9JTlBVVF9BX09OOgotCQkJdHJhbnNfZWRwX3BpcGUgPSBQ SVBFX0E7Ci0JCQlicmVhazsKLQkJY2FzZSBUUkFOU19ERElfRURQX0lOUFVUX0JfT05PRkY6Ci0J CQl0cmFuc19lZHBfcGlwZSA9IFBJUEVfQjsKLQkJCWJyZWFrOwotCQljYXNlIFRSQU5TX0RESV9F RFBfSU5QVVRfQ19PTk9GRjoKLQkJCXRyYW5zX2VkcF9waXBlID0gUElQRV9DOwotCQkJYnJlYWs7 CisJaXNfZHNpID0gaW50ZWxfcGlwZV9oYXNfdHlwZShjcnRjLCBJTlRFTF9PVVRQVVRfRFNJKTsK KworCS8qCisJICogQ2hlY2sgaWYgZW5jb2RlciBpcyBlbmFibGVkIG9yIG5vdAorCSAqIFNlcGFy YXRlIGltcGxlbWVudGF0aW9uIGZvciBEU0kgYW5kIERESSBlbmNvZGVycy4KKwkgKi8KKwlpZiAo aXNfZHNpKSB7CisJCXN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyOworCisJCWZvcl9lYWNo X2VuY29kZXJfb25fY3J0YyhkZXYsICZjcnRjLT5iYXNlLCBlbmNvZGVyKSB7CisJCQlzdHJ1Y3Qg aW50ZWxfZHNpICppbnRlbF9kc2kgPQorCQkJCWVuY190b19pbnRlbF9kc2koJmVuY29kZXItPmJh c2UpOworCQkJZW51bSBwb3J0IHBvcnQ7CisKKwkJCWZvcl9lYWNoX2RzaV9wb3J0KHBvcnQsIGlu dGVsX2RzaS0+cG9ydHMpIHsKKwkJCQlpZiAoSVNfQlJPWFRPTihkZXYpKQorCQkJCQlwb3J0X2N0 cmwgPSBCWFRfTUlQSV9QT1JUX0NUUkwocG9ydCk7CisJCQkJZWxzZSBpZiAoSVNfVkFMTEVZVklF VyhkZXYpKQorCQkJCQlwb3J0X2N0cmwgPSBNSVBJX1BPUlRfQ1RSTChwb3J0KTsKKworCQkJCXRt cCA9IEk5MTVfUkVBRChwb3J0X2N0cmwpOworCQkJCWlmICh0bXAgJiBEUElfRU5BQkxFKSB7CisJ CQkJCWRzaV9lbmNfZW5hYmxlZCA9IHRydWU7CisJCQkJCWJyZWFrOworCQkJCX0KKwkJCX0KKwor CQkJaWYgKGRzaV9lbmNfZW5hYmxlZCkKKwkJCQlicmVhazsKIAkJfQorCQlpZiAoIWRzaV9lbmNf ZW5hYmxlZCkKKwkJCXJldHVybiBmYWxzZTsKKwl9IGVsc2UgewogCi0JCWlmICh0cmFuc19lZHBf cGlwZSA9PSBjcnRjLT5waXBlKQotCQkJcGlwZV9jb25maWctPmNwdV90cmFuc2NvZGVyID0gVFJB TlNDT0RFUl9FRFA7Ci0JfQorCQl0bXAgPSBJOTE1X1JFQUQoVFJBTlNfRERJX0ZVTkNfQ1RMKFRS QU5TQ09ERVJfRURQKSk7CisJCWlmICh0bXAgJiBUUkFOU19ERElfRlVOQ19FTkFCTEUpIHsKKwkJ CWVudW0gcGlwZSB0cmFuc19lZHBfcGlwZTsKIAotCWlmICghaW50ZWxfZGlzcGxheV9wb3dlcl9p c19lbmFibGVkKGRldl9wcml2LAorCQkJc3dpdGNoICh0bXAgJiBUUkFOU19ERElfRURQX0lOUFVU X01BU0spIHsKKwkJCWRlZmF1bHQ6CisJCQkJV0FSTigxLCAidW5rbm93biBwaXBlIGxpbmtlZCB0 byBlZHAgdHJhbnNjb2RlclxuIik7CisJCQljYXNlIFRSQU5TX0RESV9FRFBfSU5QVVRfQV9PTk9G RjoKKwkJCWNhc2UgVFJBTlNfRERJX0VEUF9JTlBVVF9BX09OOgorCQkJCXRyYW5zX2VkcF9waXBl ID0gUElQRV9BOworCQkJCWJyZWFrOworCQkJY2FzZSBUUkFOU19ERElfRURQX0lOUFVUX0JfT05P RkY6CisJCQkJdHJhbnNfZWRwX3BpcGUgPSBQSVBFX0I7CisJCQkJYnJlYWs7CisJCQljYXNlIFRS QU5TX0RESV9FRFBfSU5QVVRfQ19PTk9GRjoKKwkJCQl0cmFuc19lZHBfcGlwZSA9IFBJUEVfQzsK KwkJCQlicmVhazsKKwkJCX0KKworCQkJaWYgKHRyYW5zX2VkcF9waXBlID09IGNydGMtPnBpcGUp CisJCQkJcGlwZV9jb25maWctPmNwdV90cmFuc2NvZGVyID0gVFJBTlNDT0RFUl9FRFA7CisJCX0K KworCQlpZiAoIWludGVsX2Rpc3BsYXlfcG93ZXJfaXNfZW5hYmxlZChkZXZfcHJpdiwKIAkJCVBP V0VSX0RPTUFJTl9UUkFOU0NPREVSKHBpcGVfY29uZmlnLT5jcHVfdHJhbnNjb2RlcikpKQotCQly ZXR1cm4gZmFsc2U7CisJCQlyZXR1cm4gZmFsc2U7CiAKLQl0bXAgPSBJOTE1X1JFQUQoUElQRUNP TkYocGlwZV9jb25maWctPmNwdV90cmFuc2NvZGVyKSk7Ci0JaWYgKCEodG1wICYgUElQRUNPTkZf RU5BQkxFKSkKLQkJcmV0dXJuIGZhbHNlOworCQl0bXAgPSBJOTE1X1JFQUQoUElQRUNPTkYocGlw ZV9jb25maWctPmNwdV90cmFuc2NvZGVyKSk7CisJCWlmICghKHRtcCAmIFBJUEVDT05GX0VOQUJM RSkpCisJCQlyZXR1cm4gZmFsc2U7CiAKLQloYXN3ZWxsX2dldF9kZGlfcG9ydF9zdGF0ZShjcnRj LCBwaXBlX2NvbmZpZyk7CisJCWhhc3dlbGxfZ2V0X2RkaV9wb3J0X3N0YXRlKGNydGMsIHBpcGVf Y29uZmlnKTsKKwl9CiAKIAlpbnRlbF9nZXRfcGlwZV90aW1pbmdzKGNydGMsIHBpcGVfY29uZmln KTsKIAotLSAKMS43LjkuNQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRl bC1nZngK