From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: [PATCH] drm/i915/pmu: Inspect runtime PM state more carefully while estimating RC6 Date: Tue, 10 Apr 2018 10:23:28 +0100 Message-ID: <20180410092328.20645-1-tvrtko.ursulin@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm0-x243.google.com (mail-wm0-x243.google.com [IPv6:2a00:1450:400c:c09::243]) by gabe.freedesktop.org (Postfix) with ESMTPS id BB0806E3AA for ; Tue, 10 Apr 2018 09:23:39 +0000 (UTC) Received: by mail-wm0-x243.google.com with SMTP id x82so21947634wmg.1 for ; Tue, 10 Apr 2018 02:23:39 -0700 (PDT) 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 RnJvbTogVHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4KCldoaWxlIHRo aW5raW5nIGFib3V0IHNwb3JhZGljIGZhaWx1cmVzIG9mIHBlcmZfcG11L3JjNi1ydW50aW1lLXBt KiB0ZXN0cwpvbiBzb21lIENJIG1hY2hpbmVzIEkgaGF2ZSBjb25jbHVkZWQgdGhhdDogYSkgdGhl IFBNVSByZWFkb3V0IG9mIFJDNiBjYW4KcmFjZSBhZ2FpbnN0IHJ1bnRpbWUgUE0gdHJhbnNpdGlv bnMsIGFuZCBiKSB0aGVyZSBhcmUgb3RoZXIgcmVhc29ucyB0aGFuCmJlaW5nIHJ1bnRpbWUgc3Vz cGVuZGVkIHdoaWNoIGNhbiBjYXVzZSBpbnRlbF9ydW50aW1lX3BtX2dldF9pZl9pbl91c2UgdG8K ZmFpbC4KClRoZXJlZm9yZSB3aGVuIGVzdGltYXRpbmcgUkM2IHRoZSBjb2RlIG5lZWRzIHRvIGFz c2VydCB3ZSBhcmUgaW5kZWVkIGluCnN1c3BlbmRlZCBzdGF0ZSBhbmQgaWYgbm90IHRoZSBiZXN0 IHdlIGNhbiBkbyBpcyByZXR1cm4gdGhlIGxhc3Qga25vd24gUkM2CnZhbHVlLgoKU2lnbmVkLW9m Zi1ieTogVHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4KRml4ZXM6IDFm ZTY5OWUzMDExMyAoImRybS9pOTE1L3BtdTogRml4IHNsZWVwIHVuZGVyIGF0b21pYyBpbiBSQzYg cmVhZG91dCIpCkJ1Z3ppbGxhOiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVn LmNnaT9pZD0xMDUwMTAKQ2M6IFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJzdWxpbkBpbnRlbC5j b20+CkNjOiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KQ2M6IEltcmUg RGVhayA8aW1yZS5kZWFrQGludGVsLmNvbT4KLS0tCkkgd2FzIGFibGUgdG8gdHJpZ2dlciBzdGF0 ZSAhPSBSUE1fU1VTUEVOREVEIG9uIHRoZSBzaGFyZHMsIGJ1dCBub3QgeWV0CnRoZSBhY3R1YWwg ZXN0aW1hdGlvbiBvdmVyYWNjb3VudGluZy4gQXMgc3VjaCB0aGlzIGZpeCBpcyBiYXNlZCBwYXJ0 aWFsbHkKb24gc3BlY3VsYXRpb24gdGhhdCBpdCB3aWxsIGZpeCB0aGUgc3BvcmFkaWMgcGVyZl9w bXUvcmM2KiBmYWlsdXJlcy4KTmV2ZXJ0aGVsZXNzIEkgdGhpbmsgaXQgaXMgY29ycmVjdCB0byBh ZGQgdGhpcyBjaGVjayByZWdhcmRsZXNzLgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVf cG11LmMgfCAyNCArKysrKysrKysrKysrKysrKysrKysrKysKIDEgZmlsZSBjaGFuZ2VkLCAyNCBp bnNlcnRpb25zKCspCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9wbXUu YyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcG11LmMKaW5kZXggYmQ3ZTY5NWZjNjYzLi5l OTJhOTU3MWRiNzcgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcG11LmMK KysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9wbXUuYwpAQCAtNDczLDYgKzQ3MywzMCBA QCBzdGF0aWMgdTY0IGdldF9yYzYoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmk5MTUpCiAJCXNw aW5fbG9ja19pcnFzYXZlKCZpOTE1LT5wbXUubG9jaywgZmxhZ3MpOwogCQlzcGluX2xvY2soJmtk ZXYtPnBvd2VyLmxvY2spOwogCisJCS8qCisJCSAqIEFmdGVyIHRoZSBhYm92ZSBicmFuY2ggaW50 ZWxfcnVudGltZV9wbV9nZXRfaWZfaW5fdXNlIGZhaWxlZAorCQkgKiB0byBnZXQgdGhlIHJ1bnRp bWUgUE0gcmVmZXJlbmNlIHdlIGNhbm5vdCBhc3N1bWUgd2UgYXJlIGluCisJCSAqIHJ1bnRpbWUg c3VzcGVuZCBzaW5jZSB3ZSBjYW4gZWl0aGVyOiBhKSByYWNlIHdpdGggY29taW5nIG91dAorCQkg KiBvZiBpdCBiZWZvcmUgd2UgdG9vayB0aGUgcG93ZXIubG9jaywgb3IgYikgdGhlcmUgYXJlIG90 aGVyCisJCSAqIHN0YXRlcyB0aGFuIHN1c3BlbmRlZCB3aGljaCBjYW4gYnJpbmcgdXMgaGVyZS4K KwkJICoKKwkJICogV2UgbmVlZCB0byBkb3VibGUtY2hlY2sgdGhhdCB3ZSBhcmUgaW5kZWVkIGN1 cnJlbnRseSBydW50aW1lCisJCSAqIHN1c3BlbmRlZCBhbmQgaWYgbm90IHdlIGNhbm5vdCBkbyBi ZXR0ZXIgdGhhbiByZXBvcnQgdGhlIGxhc3QKKwkJICoga25vd24gUkM2IHZhbHVlLgorCQkgKi8K KwkJaWYgKGtkZXYtPnBvd2VyLnJ1bnRpbWVfc3RhdHVzICE9IFJQTV9TVVNQRU5ERUQpIHsKKwkJ CXNwaW5fdW5sb2NrKCZrZGV2LT5wb3dlci5sb2NrKTsKKworCQkJaWYgKGk5MTUtPnBtdS5zYW1w bGVbX19JOTE1X1NBTVBMRV9SQzZfRVNUSU1BVEVEXS5jdXIpCisJCQkJdmFsID0gaTkxNS0+cG11 LnNhbXBsZVtfX0k5MTVfU0FNUExFX1JDNl9FU1RJTUFURURdLmN1cjsKKwkJCWVsc2UKKwkJCQl2 YWwgPSBpOTE1LT5wbXUuc2FtcGxlW19fSTkxNV9TQU1QTEVfUkM2XS5jdXI7CisKKwkJCXNwaW5f dW5sb2NrX2lycXJlc3RvcmUoJmk5MTUtPnBtdS5sb2NrLCBmbGFncyk7CisKKwkJCXJldHVybiB2 YWw7CisJCX0KKwogCQlpZiAoIWk5MTUtPnBtdS5zYW1wbGVbX19JOTE1X1NBTVBMRV9SQzZfRVNU SU1BVEVEXS5jdXIpCiAJCQlpOTE1LT5wbXUuc3VzcGVuZGVkX2ppZmZpZXNfbGFzdCA9CiAJCQkJ CQlrZGV2LT5wb3dlci5zdXNwZW5kZWRfamlmZmllczsKLS0gCjIuMTQuMQoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlz dApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==