From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville Syrjala Subject: [PATCH] drm/i915: Fix BXT lane latenccy optimal setting with MST Date: Fri, 27 Oct 2017 16:43:48 +0300 Message-ID: <20171027134348.31190-1-ville.syrjala@linux.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 ESMTPS id 0C1656E1D8 for ; Fri, 27 Oct 2017 13:43:51 +0000 (UTC) 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 RnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCkNh bGwgdGhlIERESSAucHJlX3BsbF9lbmFibGUoKSBob29rIGZyb20gdGhlIE1TVCBjb2RlIHNvIHRo YXQgQlhUIGdldHMKdGhlIGNvcnJlY3QgbGFuZSBsYXRlbmN5IG9wdGltYWwgc2V0dGluZyBhcHBs aWVkLiBBbmQgd2Ugb2J2aW91c2x5IG5lZWQKdG8gY29tcHV0ZSB0aGUgY29ycmVjdCB2YWx1ZSwg YW5kIHJlYWQgaXQgb3V0IHRvIGtlZXAgdGhlIHN0YXRlIGNoZWNrZXIKaGFwcHkuCgpXaGlsZSBh dCBpdCBkcm9wIHRoZSB1c2VsZXNzICdlbmNvZGVyJyBwYXJhbWV0ZXIgdG8KYnh0X2RkaV9waHlf Y2FsY19sYW5lX2xhdF9vcHRpbV9tYXNrKCkKCkNjOiBNYWFydGVuIExhbmtob3JzdCA8bWFhcnRl bi5sYW5raG9yc3RAbGludXguaW50ZWwuY29tPgpDYzogSW1yZSBEZWFrIDxpbXJlLmRlYWtAaW50 ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGlu dXguaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggICAgICAg fCAgMyArLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jICAgICAgfCAgMyArLS0K IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwX21zdC5jICAgfCAyMyArKysrKysrKysrKysr KysrKysrKysrKwogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBpb19waHkuYyB8ICAzICst LQogNCBmaWxlcyBjaGFuZ2VkLCAyNiBpbnNlcnRpb25zKCspLCA2IGRlbGV0aW9ucygtKQoKZGlm ZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X2Rydi5oCmluZGV4IDM2NmJhNzRiMGFkMi4uZGUzMjU3NmIyNTQwIDEwMDY0 NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCisrKyBiL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfZHJ2LmgKQEAgLTQxNzcsOCArNDE3Nyw3IEBAIGJvb2wgYnh0X2RkaV9w aHlfaXNfZW5hYmxlZChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCiAJCQkgICAg ZW51bSBkcGlvX3BoeSBwaHkpOwogYm9vbCBieHRfZGRpX3BoeV92ZXJpZnlfc3RhdGUoc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAogCQkJICAgICAgZW51bSBkcGlvX3BoeSBwaHkp OwotdWludDhfdCBieHRfZGRpX3BoeV9jYWxjX2xhbmVfbGF0X29wdGltX21hc2soc3RydWN0IGlu dGVsX2VuY29kZXIgKmVuY29kZXIsCi0JCQkJCSAgICAgdWludDhfdCBsYW5lX2NvdW50KTsKK3Vp bnQ4X3QgYnh0X2RkaV9waHlfY2FsY19sYW5lX2xhdF9vcHRpbV9tYXNrKHVpbnQ4X3QgbGFuZV9j b3VudCk7CiB2b2lkIGJ4dF9kZGlfcGh5X3NldF9sYW5lX29wdGltX21hc2soc3RydWN0IGludGVs X2VuY29kZXIgKmVuY29kZXIsCiAJCQkJICAgICB1aW50OF90IGxhbmVfbGF0X29wdGltX21hc2sp OwogdWludDhfdCBieHRfZGRpX3BoeV9nZXRfbGFuZV9sYXRfb3B0aW1fbWFzayhzdHJ1Y3QgaW50 ZWxfZW5jb2RlciAqZW5jb2Rlcik7CmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9kZGkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jCmluZGV4IDI4YzI1 Y2I5ZWIyYy4uZDRiMzM2Y2ZmZTY4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9kZGkuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kZGkuYwpAQCAtMjY3 Myw4ICsyNjczLDcgQEAgc3RhdGljIGJvb2wgaW50ZWxfZGRpX2NvbXB1dGVfY29uZmlnKHN0cnVj dCBpbnRlbF9lbmNvZGVyICplbmNvZGVyLAogCiAJaWYgKElTX0dFTjlfTFAoZGV2X3ByaXYpICYm IHJldCkKIAkJcGlwZV9jb25maWctPmxhbmVfbGF0X29wdGltX21hc2sgPQotCQkJYnh0X2RkaV9w aHlfY2FsY19sYW5lX2xhdF9vcHRpbV9tYXNrKGVuY29kZXIsCi0JCQkJCQkJICAgICBwaXBlX2Nv bmZpZy0+bGFuZV9jb3VudCk7CisJCQlieHRfZGRpX3BoeV9jYWxjX2xhbmVfbGF0X29wdGltX21h c2socGlwZV9jb25maWctPmxhbmVfY291bnQpOwogCiAJaW50ZWxfZGRpX2NvbXB1dGVfbWluX3Zv bHRhZ2VfbGV2ZWwoZGV2X3ByaXYsIHBpcGVfY29uZmlnKTsKIApkaWZmIC0tZ2l0IGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBfbXN0LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9kcF9tc3QuYwppbmRleCAzZDYyYzYzYzA3NjMuLmMzNGZmYTk1OWU5MCAxMDA2NDQKLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBfbXN0LmMKKysrIGIvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZHBfbXN0LmMKQEAgLTg4LDYgKzg4LDEwIEBAIHN0YXRpYyBib29sIGludGVs X2RwX21zdF9jb21wdXRlX2NvbmZpZyhzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlciwKIAog CXBpcGVfY29uZmlnLT5kcF9tX24udHUgPSBzbG90czsKIAorCWlmIChJU19HRU45X0xQKGRldl9w cml2KSkKKwkJcGlwZV9jb25maWctPmxhbmVfbGF0X29wdGltX21hc2sgPQorCQkJYnh0X2RkaV9w aHlfY2FsY19sYW5lX2xhdF9vcHRpbV9tYXNrKHBpcGVfY29uZmlnLT5sYW5lX2NvdW50KTsKKwog CWludGVsX2RkaV9jb21wdXRlX21pbl92b2x0YWdlX2xldmVsKGRldl9wcml2LCBwaXBlX2NvbmZp Zyk7CiAKIAlyZXR1cm4gdHJ1ZTsKQEAgLTE4Miw2ICsxODYsMjAgQEAgc3RhdGljIHZvaWQgaW50 ZWxfbXN0X3Bvc3RfZGlzYWJsZV9kcChzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlciwKIAlE Uk1fREVCVUdfS01TKCJhY3RpdmUgbGlua3MgJWRcbiIsIGludGVsX2RwLT5hY3RpdmVfbXN0X2xp bmtzKTsKIH0KIAorc3RhdGljIHZvaWQgaW50ZWxfbXN0X3ByZV9wbGxfZW5hYmxlX2RwKHN0cnVj dCBpbnRlbF9lbmNvZGVyICplbmNvZGVyLAorCQkJCQljb25zdCBzdHJ1Y3QgaW50ZWxfY3J0Y19z dGF0ZSAqcGlwZV9jb25maWcsCisJCQkJCWNvbnN0IHN0cnVjdCBkcm1fY29ubmVjdG9yX3N0YXRl ICpjb25uX3N0YXRlKQoreworCXN0cnVjdCBpbnRlbF9kcF9tc3RfZW5jb2RlciAqaW50ZWxfbXN0 ID0gZW5jX3RvX21zdCgmZW5jb2Rlci0+YmFzZSk7CisJc3RydWN0IGludGVsX2RpZ2l0YWxfcG9y dCAqaW50ZWxfZGlnX3BvcnQgPSBpbnRlbF9tc3QtPnByaW1hcnk7CisJc3RydWN0IGludGVsX2Rw ICppbnRlbF9kcCA9ICZpbnRlbF9kaWdfcG9ydC0+ZHA7CisKKwlpZiAoaW50ZWxfZHAtPmFjdGl2 ZV9tc3RfbGlua3MgPT0gMCAmJgorCSAgICBpbnRlbF9kaWdfcG9ydC0+YmFzZS5wcmVfcGxsX2Vu YWJsZSkKKwkJaW50ZWxfZGlnX3BvcnQtPmJhc2UucHJlX3BsbF9lbmFibGUoJmludGVsX2RpZ19w b3J0LT5iYXNlLAorCQkJCQkJICAgIHBpcGVfY29uZmlnLCBOVUxMKTsKK30KKwogc3RhdGljIHZv aWQgaW50ZWxfbXN0X3ByZV9lbmFibGVfZHAoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIs CiAJCQkJICAgIGNvbnN0IHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpwaXBlX2NvbmZpZywKIAkJ CQkgICAgY29uc3Qgc3RydWN0IGRybV9jb25uZWN0b3Jfc3RhdGUgKmNvbm5fc3RhdGUpCkBAIC0z MTEsNiArMzI5LDEwIEBAIHN0YXRpYyB2b2lkIGludGVsX2RwX21zdF9lbmNfZ2V0X2NvbmZpZyhz dHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlciwKIAogCWludGVsX2RkaV9jbG9ja19nZXQoJmlu dGVsX2RpZ19wb3J0LT5iYXNlLCBwaXBlX2NvbmZpZyk7CiAKKwlpZiAoSVNfR0VOOV9MUChkZXZf cHJpdikpCisJCXBpcGVfY29uZmlnLT5sYW5lX2xhdF9vcHRpbV9tYXNrID0KKwkJCWJ4dF9kZGlf cGh5X2dldF9sYW5lX2xhdF9vcHRpbV9tYXNrKGVuY29kZXIpOworCiAJaW50ZWxfZGRpX2NvbXB1 dGVfbWluX3ZvbHRhZ2VfbGV2ZWwoZGV2X3ByaXYsIHBpcGVfY29uZmlnKTsKIH0KIApAQCAtNTgy LDYgKzYwNCw3IEBAIGludGVsX2RwX2NyZWF0ZV9mYWtlX21zdF9lbmNvZGVyKHN0cnVjdCBpbnRl bF9kaWdpdGFsX3BvcnQgKmludGVsX2RpZ19wb3J0LCBlbnVtCiAJaW50ZWxfZW5jb2Rlci0+Y29t cHV0ZV9jb25maWcgPSBpbnRlbF9kcF9tc3RfY29tcHV0ZV9jb25maWc7CiAJaW50ZWxfZW5jb2Rl ci0+ZGlzYWJsZSA9IGludGVsX21zdF9kaXNhYmxlX2RwOwogCWludGVsX2VuY29kZXItPnBvc3Rf ZGlzYWJsZSA9IGludGVsX21zdF9wb3N0X2Rpc2FibGVfZHA7CisJaW50ZWxfZW5jb2Rlci0+cHJl X3BsbF9lbmFibGUgPSBpbnRlbF9tc3RfcHJlX3BsbF9lbmFibGVfZHA7CiAJaW50ZWxfZW5jb2Rl ci0+cHJlX2VuYWJsZSA9IGludGVsX21zdF9wcmVfZW5hYmxlX2RwOwogCWludGVsX2VuY29kZXIt PmVuYWJsZSA9IGludGVsX21zdF9lbmFibGVfZHA7CiAJaW50ZWxfZW5jb2Rlci0+Z2V0X2h3X3N0 YXRlID0gaW50ZWxfZHBfbXN0X2VuY19nZXRfaHdfc3RhdGU7CmRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9kcGlvX3BoeS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZHBpb19waHkuYwppbmRleCBkZTM4ZDAxNGVkMzkuLjYzYjc2ZWFjMDE4ZiAxMDA2NDQKLS0t IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHBpb19waHkuYworKysgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kcGlvX3BoeS5jCkBAIC01NjcsOCArNTY3LDcgQEAgYm9vbCBieHRf ZGRpX3BoeV92ZXJpZnlfc3RhdGUoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAog fQogCiB1aW50OF90Ci1ieHRfZGRpX3BoeV9jYWxjX2xhbmVfbGF0X29wdGltX21hc2soc3RydWN0 IGludGVsX2VuY29kZXIgKmVuY29kZXIsCi0JCQkJICAgICB1aW50OF90IGxhbmVfY291bnQpCiti eHRfZGRpX3BoeV9jYWxjX2xhbmVfbGF0X29wdGltX21hc2sodWludDhfdCBsYW5lX2NvdW50KQog ewogCXN3aXRjaCAobGFuZV9jb3VudCkgewogCWNhc2UgMToKLS0gCjIuMTMuNgoKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcg bGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==