From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: [PATCH] drm/i915: Add tracking for CDCLK bypass frequency Date: Wed, 17 Jan 2018 19:25:08 +0200 Message-ID: <20180117172508.15993-1-imre.deak@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id DFAA38925E for ; Wed, 17 Jan 2018 17:25:10 +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 VGhlIENEQ0xLIGJ5cGFzcyBmcmVxdWVuY3kgY2FuIHZhcnkgb24gdXBjb21pbmcgcGxhdGZvcm1z LCBzbyBwcmVwYXJlCmZvciB0aGF0IG5vdyBieSB0cmFja2luZyBpdHMgdmFsdWUgaW4gdGhlIENE Q0xLIHN0YXRlLgoKQ3VycmVudGx5IG9uIEJEVysgdGhlIGJ5cGFzcyBmcmVxdWVuY3kgaXMgYWx3 YXlzIHRoZSByZWZlcmVuY2UgY2xvY2sgYW5kCkkgZGlkbid0IGJvdGhlciB3aXRoIGVhcmxpZXIg cGxhdGZvcm1zIHNpbmNlIGl0J3Mgbm90IGFsbCB0aGF0IGNsZWFyCndoYXQncyB0aGUgYnlwYXNz IGNsb2NrIG9uIHRob3NlLgoKSSBhbHNvIGRpZG4ndCBib3RoZXIgYWRkaW5nIHN1cHBvcnQgZm9y IGNoYW5naW5nIHRoaXMgZnJlcXVlbmN5LCBzaW5jZQphdG0gSSBkb24ndCBzZWUgYW55IG5lZWQg Zm9yIGl0LgoKU3VnZ2VzdGVkLWJ5OiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGlu dXguaW50ZWwuY29tPgpDYzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4Lmlu dGVsLmNvbT4KU2lnbmVkLW9mZi1ieTogSW1yZSBEZWFrIDxpbXJlLmRlYWtAaW50ZWwuY29tPgot LS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggICAgfCAgMiArLQogZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfY2RjbGsuYyB8IDM1ICsrKysrKysrKysrKysrKysrKy0tLS0tLS0t LS0tLS0tLS0tCiAyIGZpbGVzIGNoYW5nZWQsIDE5IGluc2VydGlvbnMoKyksIDE4IGRlbGV0aW9u cygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCmluZGV4IGM0MjAxNWIwNWI0Ny4uNDljY2ZjMzk3 ZmViIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCisrKyBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKQEAgLTE3OTEsNyArMTc5MSw3IEBAIHN0cnVj dCBpOTE1X29hX29wcyB7CiB9OwogCiBzdHJ1Y3QgaW50ZWxfY2RjbGtfc3RhdGUgewotCXVuc2ln bmVkIGludCBjZGNsaywgdmNvLCByZWY7CisJdW5zaWduZWQgaW50IGNkY2xrLCB2Y28sIHJlZiwg YnlwYXNzOwogCXU4IHZvbHRhZ2VfbGV2ZWw7CiB9OwogCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9jZGNsay5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfY2Rj bGsuYwppbmRleCBjYTM2MzIxZWFmYWMuLmY0NmE2MWQ0MjNhMSAxMDA2NDQKLS0tIGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfY2RjbGsuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9jZGNsay5jCkBAIC04NTgsNyArODU4LDcgQEAgc3RhdGljIHZvaWQgc2tsX2dldF9jZGNs ayhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCiAKIAlza2xfZHBsbDBfdXBkYXRl KGRldl9wcml2LCBjZGNsa19zdGF0ZSk7CiAKLQljZGNsa19zdGF0ZS0+Y2RjbGsgPSBjZGNsa19z dGF0ZS0+cmVmOworCWNkY2xrX3N0YXRlLT5jZGNsayA9IGNkY2xrX3N0YXRlLT5ieXBhc3MgPSBj ZGNsa19zdGF0ZS0+cmVmOwogCiAJaWYgKGNkY2xrX3N0YXRlLT52Y28gPT0gMCkKIAkJZ290byBv dXQ7CkBAIC0xMDA2LDcgKzEwMDYsNyBAQCBzdGF0aWMgdm9pZCBza2xfc2V0X2NkY2xrKHN0cnVj dCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKIAkvKiBDaG9vc2UgZnJlcXVlbmN5IGZvciB0 aGlzIGNkY2xrICovCiAJc3dpdGNoIChjZGNsaykgewogCWRlZmF1bHQ6Ci0JCVdBUk5fT04oY2Rj bGsgIT0gZGV2X3ByaXYtPmNkY2xrLmh3LnJlZik7CisJCVdBUk5fT04oY2RjbGsgIT0gZGV2X3By aXYtPmNkY2xrLmh3LmJ5cGFzcyk7CiAJCVdBUk5fT04odmNvICE9IDApOwogCQkvKiBmYWxsIHRo cm91Z2ggKi8KIAljYXNlIDMwODU3MToKQEAgLTEwODUsNyArMTA4NSw3IEBAIHN0YXRpYyB2b2lk IHNrbF9zYW5pdGl6ZV9jZGNsayhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCiAK IAkvKiBJcyBQTEwgZW5hYmxlZCBhbmQgbG9ja2VkID8gKi8KIAlpZiAoZGV2X3ByaXYtPmNkY2xr Lmh3LnZjbyA9PSAwIHx8Ci0JICAgIGRldl9wcml2LT5jZGNsay5ody5jZGNsayA9PSBkZXZfcHJp di0+Y2RjbGsuaHcucmVmKQorCSAgICBkZXZfcHJpdi0+Y2RjbGsuaHcuY2RjbGsgPT0gZGV2X3By aXYtPmNkY2xrLmh3LmJ5cGFzcykKIAkJZ290byBzYW5pdGl6ZTsKIAogCS8qIERQTEwgb2theTsg dmVyaWZ5IHRoZSBjZGNsb2NrCkBAIC0xMTU5LDcgKzExNTksNyBAQCB2b2lkIHNrbF91bmluaXRf Y2RjbGsoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQogewogCXN0cnVjdCBpbnRl bF9jZGNsa19zdGF0ZSBjZGNsa19zdGF0ZSA9IGRldl9wcml2LT5jZGNsay5odzsKIAotCWNkY2xr X3N0YXRlLmNkY2xrID0gY2RjbGtfc3RhdGUucmVmOworCWNkY2xrX3N0YXRlLmNkY2xrID0gY2Rj bGtfc3RhdGUuYnlwYXNzOwogCWNkY2xrX3N0YXRlLnZjbyA9IDA7CiAJY2RjbGtfc3RhdGUudm9s dGFnZV9sZXZlbCA9IHNrbF9jYWxjX3ZvbHRhZ2VfbGV2ZWwoY2RjbGtfc3RhdGUuY2RjbGspOwog CkBAIC0xMTk5LDcgKzExOTksNyBAQCBzdGF0aWMgaW50IGJ4dF9kZV9wbGxfdmNvKHN0cnVjdCBk cm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwgaW50IGNkY2xrKQogewogCWludCByYXRpbzsKIAot CWlmIChjZGNsayA9PSBkZXZfcHJpdi0+Y2RjbGsuaHcucmVmKQorCWlmIChjZGNsayA9PSBkZXZf cHJpdi0+Y2RjbGsuaHcuYnlwYXNzKQogCQlyZXR1cm4gMDsKIAogCXN3aXRjaCAoY2RjbGspIHsK QEAgLTEyMjQsNyArMTIyNCw3IEBAIHN0YXRpYyBpbnQgZ2xrX2RlX3BsbF92Y28oc3RydWN0IGRy bV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCBpbnQgY2RjbGspCiB7CiAJaW50IHJhdGlvOwogCi0J aWYgKGNkY2xrID09IGRldl9wcml2LT5jZGNsay5ody5yZWYpCisJaWYgKGNkY2xrID09IGRldl9w cml2LT5jZGNsay5ody5ieXBhc3MpCiAJCXJldHVybiAwOwogCiAJc3dpdGNoIChjZGNsaykgewpA QCAtMTI2OCw3ICsxMjY4LDcgQEAgc3RhdGljIHZvaWQgYnh0X2dldF9jZGNsayhzdHJ1Y3QgZHJt X2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCiAKIAlieHRfZGVfcGxsX3VwZGF0ZShkZXZfcHJpdiwg Y2RjbGtfc3RhdGUpOwogCi0JY2RjbGtfc3RhdGUtPmNkY2xrID0gY2RjbGtfc3RhdGUtPnJlZjsK KwljZGNsa19zdGF0ZS0+Y2RjbGsgPSBjZGNsa19zdGF0ZS0+YnlwYXNzID0gY2RjbGtfc3RhdGUt PnJlZjsKIAogCWlmIChjZGNsa19zdGF0ZS0+dmNvID09IDApCiAJCWdvdG8gb3V0OwpAQCAtMTM1 Miw3ICsxMzUyLDcgQEAgc3RhdGljIHZvaWQgYnh0X3NldF9jZGNsayhzdHJ1Y3QgZHJtX2k5MTVf cHJpdmF0ZSAqZGV2X3ByaXYsCiAJLyogY2RjbGsgPSB2Y28gLyAyIC8gZGl2ezEsMS41LDIsNH0g Ki8KIAlzd2l0Y2ggKERJVl9ST1VORF9DTE9TRVNUKHZjbywgY2RjbGspKSB7CiAJZGVmYXVsdDoK LQkJV0FSTl9PTihjZGNsayAhPSBkZXZfcHJpdi0+Y2RjbGsuaHcucmVmKTsKKwkJV0FSTl9PTihj ZGNsayAhPSBkZXZfcHJpdi0+Y2RjbGsuaHcuYnlwYXNzKTsKIAkJV0FSTl9PTih2Y28gIT0gMCk7 CiAJCS8qIGZhbGwgdGhyb3VnaCAqLwogCWNhc2UgMjoKQEAgLTE0MjUsNyArMTQyNSw3IEBAIHN0 YXRpYyB2b2lkIGJ4dF9zYW5pdGl6ZV9jZGNsayhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2 X3ByaXYpCiAJaW50ZWxfZHVtcF9jZGNsa19zdGF0ZSgmZGV2X3ByaXYtPmNkY2xrLmh3LCAiQ3Vy cmVudCBDRENMSyIpOwogCiAJaWYgKGRldl9wcml2LT5jZGNsay5ody52Y28gPT0gMCB8fAotCSAg ICBkZXZfcHJpdi0+Y2RjbGsuaHcuY2RjbGsgPT0gZGV2X3ByaXYtPmNkY2xrLmh3LnJlZikKKwkg ICAgZGV2X3ByaXYtPmNkY2xrLmh3LmNkY2xrID09IGRldl9wcml2LT5jZGNsay5ody5ieXBhc3Mp CiAJCWdvdG8gc2FuaXRpemU7CiAKIAkvKiBEUExMIG9rYXk7IHZlcmlmeSB0aGUgY2RjbG9jawpA QCAtMTUxNCw3ICsxNTE0LDcgQEAgdm9pZCBieHRfdW5pbml0X2NkY2xrKHN0cnVjdCBkcm1faTkx NV9wcml2YXRlICpkZXZfcHJpdikKIHsKIAlzdHJ1Y3QgaW50ZWxfY2RjbGtfc3RhdGUgY2RjbGtf c3RhdGUgPSBkZXZfcHJpdi0+Y2RjbGsuaHc7CiAKLQljZGNsa19zdGF0ZS5jZGNsayA9IGNkY2xr X3N0YXRlLnJlZjsKKwljZGNsa19zdGF0ZS5jZGNsayA9IGNkY2xrX3N0YXRlLmJ5cGFzczsKIAlj ZGNsa19zdGF0ZS52Y28gPSAwOwogCWNkY2xrX3N0YXRlLnZvbHRhZ2VfbGV2ZWwgPSBieHRfY2Fs Y192b2x0YWdlX2xldmVsKGNkY2xrX3N0YXRlLmNkY2xrKTsKIApAQCAtMTU3NCw3ICsxNTc0LDcg QEAgc3RhdGljIHZvaWQgY25sX2dldF9jZGNsayhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2 X3ByaXYsCiAKIAljbmxfY2RjbGtfcGxsX3VwZGF0ZShkZXZfcHJpdiwgY2RjbGtfc3RhdGUpOwog Ci0JY2RjbGtfc3RhdGUtPmNkY2xrID0gY2RjbGtfc3RhdGUtPnJlZjsKKwljZGNsa19zdGF0ZS0+ Y2RjbGsgPSBjZGNsa19zdGF0ZS0+YnlwYXNzID0gY2RjbGtfc3RhdGUtPnJlZjsKIAogCWlmIChj ZGNsa19zdGF0ZS0+dmNvID09IDApCiAJCWdvdG8gb3V0OwpAQCAtMTY2MCw3ICsxNjYwLDcgQEAg c3RhdGljIHZvaWQgY25sX3NldF9jZGNsayhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3By aXYsCiAJLyogY2RjbGsgPSB2Y28gLyAyIC8gZGl2ezEsMn0gKi8KIAlzd2l0Y2ggKERJVl9ST1VO RF9DTE9TRVNUKHZjbywgY2RjbGspKSB7CiAJZGVmYXVsdDoKLQkJV0FSTl9PTihjZGNsayAhPSBk ZXZfcHJpdi0+Y2RjbGsuaHcucmVmKTsKKwkJV0FSTl9PTihjZGNsayAhPSBkZXZfcHJpdi0+Y2Rj bGsuaHcuYnlwYXNzKTsKIAkJV0FSTl9PTih2Y28gIT0gMCk7CiAJCS8qIGZhbGwgdGhyb3VnaCAq LwogCWNhc2UgMjoKQEAgLTE3MDUsNyArMTcwNSw3IEBAIHN0YXRpYyBpbnQgY25sX2NkY2xrX3Bs bF92Y28oc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCBpbnQgY2RjbGspCiB7CiAJ aW50IHJhdGlvOwogCi0JaWYgKGNkY2xrID09IGRldl9wcml2LT5jZGNsay5ody5yZWYpCisJaWYg KGNkY2xrID09IGRldl9wcml2LT5jZGNsay5ody5ieXBhc3MpCiAJCXJldHVybiAwOwogCiAJc3dp dGNoIChjZGNsaykgewpAQCAtMTczMiw3ICsxNzMyLDcgQEAgc3RhdGljIHZvaWQgY25sX3Nhbml0 aXplX2NkY2xrKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKIAlpbnRlbF9kdW1w X2NkY2xrX3N0YXRlKCZkZXZfcHJpdi0+Y2RjbGsuaHcsICJDdXJyZW50IENEQ0xLIik7CiAKIAlp ZiAoZGV2X3ByaXYtPmNkY2xrLmh3LnZjbyA9PSAwIHx8Ci0JICAgIGRldl9wcml2LT5jZGNsay5o dy5jZGNsayA9PSBkZXZfcHJpdi0+Y2RjbGsuaHcucmVmKQorCSAgICBkZXZfcHJpdi0+Y2RjbGsu aHcuY2RjbGsgPT0gZGV2X3ByaXYtPmNkY2xrLmh3LmJ5cGFzcykKIAkJZ290byBzYW5pdGl6ZTsK IAogCS8qIERQTEwgb2theTsgdmVyaWZ5IHRoZSBjZGNsb2NrCkBAIC0xODA1LDcgKzE4MDUsNyBA QCB2b2lkIGNubF91bmluaXRfY2RjbGsoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2 KQogewogCXN0cnVjdCBpbnRlbF9jZGNsa19zdGF0ZSBjZGNsa19zdGF0ZSA9IGRldl9wcml2LT5j ZGNsay5odzsKIAotCWNkY2xrX3N0YXRlLmNkY2xrID0gY2RjbGtfc3RhdGUucmVmOworCWNkY2xr X3N0YXRlLmNkY2xrID0gY2RjbGtfc3RhdGUuYnlwYXNzOwogCWNkY2xrX3N0YXRlLnZjbyA9IDA7 CiAJY2RjbGtfc3RhdGUudm9sdGFnZV9sZXZlbCA9IGNubF9jYWxjX3ZvbHRhZ2VfbGV2ZWwoY2Rj bGtfc3RhdGUuY2RjbGspOwogCkBAIC0xODQ2LDkgKzE4NDYsMTAgQEAgYm9vbCBpbnRlbF9jZGNs a19jaGFuZ2VkKGNvbnN0IHN0cnVjdCBpbnRlbF9jZGNsa19zdGF0ZSAqYSwKIHZvaWQgaW50ZWxf ZHVtcF9jZGNsa19zdGF0ZShjb25zdCBzdHJ1Y3QgaW50ZWxfY2RjbGtfc3RhdGUgKmNkY2xrX3N0 YXRlLAogCQkJICAgIGNvbnN0IGNoYXIgKmNvbnRleHQpCiB7Ci0JRFJNX0RFQlVHX0RSSVZFUigi JXMgJWQga0h6LCBWQ08gJWQga0h6LCByZWYgJWQga0h6LCB2b2x0YWdlIGxldmVsICVkXG4iLAor CURSTV9ERUJVR19EUklWRVIoIiVzICVkIGtIeiwgVkNPICVkIGtIeiwgcmVmICVkIGtIeiwgYnlw YXNzICVkIGtIeiwgdm9sdGFnZSBsZXZlbCAlZFxuIiwKIAkJCSBjb250ZXh0LCBjZGNsa19zdGF0 ZS0+Y2RjbGssIGNkY2xrX3N0YXRlLT52Y28sCi0JCQkgY2RjbGtfc3RhdGUtPnJlZiwgY2RjbGtf c3RhdGUtPnZvbHRhZ2VfbGV2ZWwpOworCQkJIGNkY2xrX3N0YXRlLT5yZWYsIGNkY2xrX3N0YXRl LT5ieXBhc3MsCisJCQkgY2RjbGtfc3RhdGUtPnZvbHRhZ2VfbGV2ZWwpOwogfQogCiAvKioKLS0g CjIuMTMuMgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==