From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Bragg Subject: [PATCH v2] drm/i915/perf: per-gen timebase for checking sample freq Date: Wed, 5 Apr 2017 20:05:06 +0100 Message-ID: <20170405190506.2227-1-robert@sixbynine.org> References: <20170405162320.30094-7-robert@sixbynine.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wr0-x243.google.com (mail-wr0-x243.google.com [IPv6:2a00:1450:400c:c0c::243]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3A9A36E897 for ; Wed, 5 Apr 2017 19:05:15 +0000 (UTC) Received: by mail-wr0-x243.google.com with SMTP id o21so193552wrb.3 for ; Wed, 05 Apr 2017 12:05:15 -0700 (PDT) In-Reply-To: <20170405162320.30094-7-robert@sixbynine.org> 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: Lionel Landwerlin List-Id: intel-gfx@lists.freedesktop.org QW4gb2FfZXhwb25lbnRfdG9fbnMoKSB1dGlsaXR5IGFuZCBwZXItZ2VuIHRpbWViYXNlIGNvbnN0 YW50cyB3aGVyZQpyZWNlbnRseSByZW1vdmVkIHdoZW4gdXBkYXRpbmcgdGhlIHRhaWwgcG9pbnRl ciByYWNlIGNvbmRpdGlvbiBXQSwgYW5kCnRoaXMgcmVzdG9yZXMgdGhvc2Ugc28gd2UgY2FuIHVw ZGF0ZSB0aGUgX1BST1BfT0FfRVhQT05FTlQgdmFsaWRhdGlvbgpkb25lIGluIHJlYWRfcHJvcGVy dGllc191bmxvY2tlZCgpIHRvIG5vdCBhc3N1bWUgd2UgaGF2ZSBhIDEyLjVNSHoKdGltZWJhc2Ug YXMgd2UgZGlkIGZvciBIYXN3ZWxsLgoKQWNjb3JkaW5nbHkgdGhlIG9hX3NhbXBsZV9yYXRlX2hh cmRfbGltaXQgdmFsdWUgdGhhdCdzIHJlZmVyZW5jZWQgYnkKcHJvY19kb2ludHZlY19taW5tYXgg ZGVmaW5pbmcgdGhlIGFic29sdXRlIGxpbWl0IGZvciB0aGUgT0Egc2FtcGxpbmcKZnJlcXVlbmN5 IGlzIG5vdyBpbml0aWFsaXplZCB0byAodGltZXN0YW1wX2ZyZXF1ZW5jeSAvIDIpIGluc3RlYWQg b2YgdGhlCjYuMjVNSHogY29uc3RhbnQgZm9yIEhhc3dlbGwuCgp2MjoKICAgIFNwZWNpZnkgZnJl cXVlbmN5IG9mIDE5LjJNSHogZm9yIEJYVCAoVmlsbGUpCiAgICBJbml0aWFsaXplIG9hX3NhbXBs ZV9yYXRlX2hhcmRfbGltaXQgcGVyLWdlbiB0b28gKExpb25lbCkKClNpZ25lZC1vZmYtYnk6IFJv YmVydCBCcmFnZyA8cm9iZXJ0QHNpeGJ5bmluZS5vcmc+CkNjOiBMaW9uZWwgTGFuZHdlcmxpbiA8 bGlvbmVsLmcubGFuZHdlcmxpbkBsaW51eC5pbnRlbC5jb20+CkNjOiBWaWxsZSBTeXJqw6Rsw6Qg PHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZHJ2LmggIHwgIDEgKwogZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9wZXJmLmMgfCAz MSArKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tCiAyIGZpbGVzIGNoYW5nZWQsIDIzIGlu c2VydGlvbnMoKyksIDkgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaTkxNV9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKaW5kZXgg M2EyMmI2ZmQwZWU2Li40OGIwN2Q3MDZmMDYgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2k5MTVfZHJ2LmgKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaApAQCAt MjQ2Myw2ICsyNDYzLDcgQEAgc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgewogCiAJCQlib29sIHBl cmlvZGljOwogCQkJaW50IHBlcmlvZF9leHBvbmVudDsKKwkJCWludCB0aW1lc3RhbXBfZnJlcXVl bmN5OwogCiAJCQlpbnQgbWV0cmljc19zZXQ7CiAKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfcGVyZi5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9wZXJmLmMKaW5k ZXggOThlYjY0MTViNjNhLi45ODBiNGExZmQ3Y2MgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfcGVyZi5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcGVyZi5j CkBAIC0yODgsMTAgKzI4OCwxMiBAQCBzdGF0aWMgdTMyIGk5MTVfcGVyZl9zdHJlYW1fcGFyYW5v aWQgPSB0cnVlOwogCiAvKiBGb3Igc3lzY3RsIHByb2NfZG9pbnR2ZWNfbWlubWF4IG9mIGk5MTVf b2FfbWF4X3NhbXBsZV9yYXRlCiAgKgotICogMTYwbnMgaXMgdGhlIHNtYWxsZXN0IHNhbXBsaW5n IHBlcmlvZCB3ZSBjYW4gdGhlb3JldGljYWxseSBwcm9ncmFtIHRoZSBPQQotICogdW5pdCB3aXRo IG9uIEhhc3dlbGwsIGNvcnJlc3BvbmRpbmcgdG8gNi4yNU1Iei4KKyAqIFRoZSBoaWdoZXN0IHNh bXBsaW5nIGZyZXF1ZW5jeSB3ZSBjYW4gdGhlb3JldGljYWxseSBwcm9ncmFtIHRoZSBPQSB1bml0 CisgKiB3aXRoIGlzIGFsd2F5cyBoYWxmIHRoZSB0aW1lc3RhbXAgZnJlcXVlbmN5OiBFLmcuIDYu MjVNaHogZm9yIEhhc3dlbGwuCisgKgorICogSW5pdGlhbGl6ZWQganVzdCBiZWZvcmUgd2UgcmVn aXN0ZXIgdGhlIHN5c2N0bCBwYXJhbWV0ZXIuCiAgKi8KLXN0YXRpYyBpbnQgb2Ffc2FtcGxlX3Jh dGVfaGFyZF9saW1pdCA9IDYyNTAwMDA7CitzdGF0aWMgaW50IG9hX3NhbXBsZV9yYXRlX2hhcmRf bGltaXQ7CiAKIC8qIFRoZW9yZXRpY2FsbHkgd2UgY2FuIHByb2dyYW0gdGhlIE9BIHVuaXQgdG8g c2FtcGxlIGV2ZXJ5IDE2MG5zIGJ1dCBkb24ndAogICogYWxsb3cgdGhhdCBieSBkZWZhdWx0IHVu bGVzcyByb290Li4uCkBAIC0yNTQ5LDYgKzI1NTEsMTIgQEAgaTkxNV9wZXJmX29wZW5faW9jdGxf bG9ja2VkKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKIAlyZXR1cm4gcmV0Owog fQogCitzdGF0aWMgdTY0IG9hX2V4cG9uZW50X3RvX25zKHN0cnVjdCBkcm1faTkxNV9wcml2YXRl ICpkZXZfcHJpdiwgaW50IGV4cG9uZW50KQoreworICAgICAgIHJldHVybiBkaXZfdTY0KDEwMDAw MDAwMDBVTEwgKiAoMlVMTCA8PCBleHBvbmVudCksCisgICAgICAgICAgICAgICAgICAgICAgZGV2 X3ByaXYtPnBlcmYub2EudGltZXN0YW1wX2ZyZXF1ZW5jeSk7Cit9CisKIC8qKgogICogcmVhZF9w cm9wZXJ0aWVzX3VubG9ja2VkIC0gdmFsaWRhdGUgKyBjb3B5IHVzZXJzcGFjZSBzdHJlYW0gb3Bl biBwcm9wZXJ0aWVzCiAgKiBAZGV2X3ByaXY6IGk5MTUgZGV2aWNlIGluc3RhbmNlCkBAIC0yNjQ3 LDE0ICsyNjU1LDkgQEAgc3RhdGljIGludCByZWFkX3Byb3BlcnRpZXNfdW5sb2NrZWQoc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAogCQkJLyogVGhlb3JldGljYWxseSB3ZSBjYW4g cHJvZ3JhbSB0aGUgT0EgdW5pdCB0byBzYW1wbGUKIAkJCSAqIGV2ZXJ5IDE2MG5zIGJ1dCBkb24n dCBhbGxvdyB0aGF0IGJ5IGRlZmF1bHQgdW5sZXNzCiAJCQkgKiByb290LgotCQkJICoKLQkJCSAq IE9uIEhhc3dlbGwgdGhlIHBlcmlvZCBpcyBkZXJpdmVkIGZyb20gdGhlIGV4cG9uZW50Ci0JCQkg KiBhczoKLQkJCSAqCi0JCQkgKiAgIHBlcmlvZCA9IDgwbnMgKiAyXihleHBvbmVudCArIDEpCiAJ CQkgKi8KIAkJCUJVSUxEX0JVR19PTihzaXplb2Yob2FfcGVyaW9kKSAhPSA4KTsKLQkJCW9hX3Bl cmlvZCA9IDgwdWxsICogKDJ1bGwgPDwgdmFsdWUpOworCQkJb2FfcGVyaW9kID0gb2FfZXhwb25l bnRfdG9fbnMoZGV2X3ByaXYsIHZhbHVlKTsKIAogCQkJLyogVGhpcyBjaGVjayBpcyBwcmltYXJp bHkgdG8gZW5zdXJlIHRoYXQgb2FfcGVyaW9kIDw9CiAJCQkgKiBVSU5UMzJfTUFYIChiZWZvcmUg cGFzc2luZyB0byBkb19kaXYgd2hpY2ggb25seQpAQCAtMjkxMCw2ICsyOTEzLDggQEAgdm9pZCBp OTE1X3BlcmZfaW5pdChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCiAJCWRldl9w cml2LT5wZXJmLm9hLm9wcy5vYV9od190YWlsX3JlYWQgPQogCQkJZ2VuN19vYV9od190YWlsX3Jl YWQ7CiAKKwkJZGV2X3ByaXYtPnBlcmYub2EudGltZXN0YW1wX2ZyZXF1ZW5jeSA9IDEyNTAwMDAw OworCiAJCWRldl9wcml2LT5wZXJmLm9hLm9hX2Zvcm1hdHMgPSBoc3dfb2FfZm9ybWF0czsKIAog CQlkZXZfcHJpdi0+cGVyZi5vYS5uX2J1aWx0aW5fc2V0cyA9CkBAIC0yOTIzLDYgKzI5MjgsOCBA QCB2b2lkIGk5MTVfcGVyZl9pbml0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikK IAkJICovCiAKIAkJaWYgKElTX0dFTjgoZGV2X3ByaXYpKSB7CisJCQlkZXZfcHJpdi0+cGVyZi5v YS50aW1lc3RhbXBfZnJlcXVlbmN5ID0gMTI1MDAwMDA7CisKIAkJCWRldl9wcml2LT5wZXJmLm9h LmN0eF9vYWN0eGN0cmxfb2Zmc2V0ID0gMHgxMjA7CiAJCQlkZXZfcHJpdi0+cGVyZi5vYS5jdHhf ZmxleGV1MF9vZmZzZXQgPSAweDJjZTsKIAkJCWRldl9wcml2LT5wZXJmLm9hLmdlbjhfdmFsaWRf Y3R4X2JpdCA9ICgxPDwyNSk7CkBAIC0yOTM5LDYgKzI5NDYsOCBAQCB2b2lkIGk5MTVfcGVyZl9p bml0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKIAkJCQkJaTkxNV9vYV9zZWxl Y3RfbWV0cmljX3NldF9jaHY7CiAJCQl9CiAJCX0gZWxzZSBpZiAoSVNfR0VOOShkZXZfcHJpdikp IHsKKwkJCWRldl9wcml2LT5wZXJmLm9hLnRpbWVzdGFtcF9mcmVxdWVuY3kgPSAxMjAwMDAwMDsK KwogCQkJZGV2X3ByaXYtPnBlcmYub2EuY3R4X29hY3R4Y3RybF9vZmZzZXQgPSAweDEyODsKIAkJ CWRldl9wcml2LT5wZXJmLm9hLmN0eF9mbGV4ZXUwX29mZnNldCA9IDB4M2RlOwogCQkJZGV2X3By aXYtPnBlcmYub2EuZ2VuOF92YWxpZF9jdHhfYml0ID0gKDE8PDE2KTsKQEAgLTI5NTksNiArMjk2 OCw4IEBAIHZvaWQgaTkxNV9wZXJmX2luaXQoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9w cml2KQogCQkJCWRldl9wcml2LT5wZXJmLm9hLm9wcy5zZWxlY3RfbWV0cmljX3NldCA9CiAJCQkJ CWk5MTVfb2Ffc2VsZWN0X21ldHJpY19zZXRfc2tsZ3Q0OwogCQkJfSBlbHNlIGlmIChJU19CUk9Y VE9OKGRldl9wcml2KSkgeworCQkJCWRldl9wcml2LT5wZXJmLm9hLnRpbWVzdGFtcF9mcmVxdWVu Y3kgPSAxOTIwMDAwMDsKKwogCQkJCWRldl9wcml2LT5wZXJmLm9hLm5fYnVpbHRpbl9zZXRzID0K IAkJCQkJaTkxNV9vYV9uX2J1aWx0aW5fbWV0cmljX3NldHNfYnh0OwogCQkJCWRldl9wcml2LT5w ZXJmLm9hLm9wcy5zZWxlY3RfbWV0cmljX3NldCA9CkBAIC0yOTkzLDYgKzMwMDQsOCBAQCB2b2lk IGk5MTVfcGVyZl9pbml0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKIAkJc3Bp bl9sb2NrX2luaXQoJmRldl9wcml2LT5wZXJmLmhvb2tfbG9jayk7CiAJCXNwaW5fbG9ja19pbml0 KCZkZXZfcHJpdi0+cGVyZi5vYS5vYV9idWZmZXIucHRyX2xvY2spOwogCisJCW9hX3NhbXBsZV9y YXRlX2hhcmRfbGltaXQgPQorCQkJZGV2X3ByaXYtPnBlcmYub2EudGltZXN0YW1wX2ZyZXF1ZW5j eSAvIDI7CiAJCWRldl9wcml2LT5wZXJmLnN5c2N0bF9oZWFkZXIgPSByZWdpc3Rlcl9zeXNjdGxf dGFibGUoZGV2X3Jvb3QpOwogCiAJCWRldl9wcml2LT5wZXJmLmluaXRpYWxpemVkID0gdHJ1ZTsK LS0gCjIuMTIuMAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4 Cg==