From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH] drm/i915/pmu: Report frequency as zero while GPU is sleeping Date: Thu, 28 Nov 2019 17:23:44 +0000 Message-ID: <77cde594-5681-7c4a-5fdb-d21f18ca8fc1@linux.intel.com> References: <20191128161051.12753-1-tvrtko.ursulin@linux.intel.com> <157495798936.8489.15571641017234842307@skylake-alporthouse-com> <157495816250.8489.12919668392873215641@skylake-alporthouse-com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0914B6E86A for ; Thu, 28 Nov 2019 17:23:47 +0000 (UTC) In-Reply-To: <157495816250.8489.12919668392873215641@skylake-alporthouse-com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , Intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Ck9uIDI4LzExLzIwMTkgMTY6MjIsIENocmlzIFdpbHNvbiB3cm90ZToKPiBRdW90aW5nIENocmlz IFdpbHNvbiAoMjAxOS0xMS0yOCAxNjoxOTo0OSkKPj4gUXVvdGluZyBUdnJ0a28gVXJzdWxpbiAo MjAxOS0xMS0yOCAxNjoxMDo1MSkKPj4+IEZyb206IFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJz dWxpbkBpbnRlbC5jb20+Cj4+Pgo+Pj4gV2UgdXNlZCB0byByZXBvcnQgdGhlIG1pbmltdW0gcG9z c2libGUgZnJlcXVlbmN5IGFzIGJvdGggcmVxdWVzdGVkIGFuZAo+Pj4gYWN0aXZlIHdoaWxlIEdQ VSB3YXMgaW4gc2xlZXAgc3RhdGUuIFRoaXMgd2FzIGEgY29uc2VxdWVuY2Ugb2Ygc2FtcGxpbmcK Pj4+IHRoZSB2YWx1ZSBmcm9tIHRoZSAiY3VycmVudCBmcmVxdWVuY3kiIGZpZWxkIGluIG91ciBz b2Z0d2FyZSB0cmFja2luZy4KPj4+Cj4+PiBUaGlzIHdhcyBzdHJpY3RseSBzcGVha2luZyB3cm9u ZywgYnV0IGdpdmVuIHRoYXQgdW50aWwgcmVjZW50bHkgdGhlCj4+PiBjdXJyZW50IGZyZXF1ZW5j eSBpbiBzbGVlcGluZyBzdGF0ZSB1c2VkIHRvIGJlIGVxdWFsIHRvIG1pbmltdW0sIGl0IGRpZAo+ Pj4gbm90IHN0YW5kIG91dCBzdWZmaWNpZW50bHkgdG8gYmUgbm90aWNlZCBhcyBzdWNoLgo+Pj4K Pj4+IEFmdGVyIHNvbWUgcmVjZW50IGNoYW5nZXMgaGF2ZSBtYWRlIHRoZSBjdXJyZW50IGZyZXF1 ZW5jeSBiZSByZXBvcnRlZAo+Pj4gYXMgbGFzdCBhY3RpdmUgYmVmb3JlIEdQVSB3ZW50IHRvIHNs ZWVwLCBtZWFuaW5nIGJvdGggcmVxdWVzdGVkIGFuZCBhY3RpdmUKPj4+IGZyZXF1ZW5jaWVzIGNv dWxkIGVuZCB1cCBiZWluZyByZXBvcnRlZCBhdCB0aGVpciBtYXhpbXVtIHZhbHVlcyBmb3IgdGhl Cj4+PiBkdXJhdGlvbiBvZiB0aGUgR1BVIGlkbGUgc3RhdGUsIGl0IGJlY2FtZSBtdWNoIG1vcmUg b2J2aW91cyB0aGF0IHRoaXMgZG9lcwo+Pj4gbm90IG1ha2Ugc2Vuc2UuCj4+Pgo+Pj4gVG8gZml4 IHRoaXMgd2Ugd2lsbCBub3cgc2FtcGxlIHRoZSBmcmVxdWVuY3kgY291bnRlcnMgb25seSB3aGVu IHRoZSBHUFUgaXMKPj4+IGF3YWtlLiBBcyBhIGNvbnNlcXVlbmNlIHJlcG9ydGVkIGZyZXF1ZW5j aWVzIGNvdWxkIGJlIHJlcG9ydGVkIGFzIGJlbG93Cj4+PiB0aGUgR1BVIHJlcG9ydGVkIG1pbmlt dW0gYnV0IHRoYXQgc2hvdWxkIGJlIG11Y2ggbGVzcyBjb25mdXNpbmcgdGhhdCB0aGUKPj4+IGN1 cnJlbnQgc2l0dWF0aW9uLgo+Pj4KPj4+IFNpZ25lZC1vZmYtYnk6IFR2cnRrbyBVcnN1bGluIDx0 dnJ0a28udXJzdWxpbkBpbnRlbC5jb20+Cj4+Cj4+IEhtbS4gMC8wIHdoaWxlIG9mZiwgdGhhdCB3 aWxsIGJlIGEgYml0IG9mIGEgc2hvY2suCj4gCj4gVGhlcmUgaXMgYSBjb25zaXN0ZW5jeSBxdWVz dGlvbiBvZiB3aGV0aGVyIHdlIHNob3VsZCBkbyB0aGUgc2FtZSB0aHJvdWdoCj4gdGhlIFtzZWNv bmQgY2xhc3MgO10gc3lzZnMvIGludGVyZmFjZS4KCkkgYW0gbm90IHN1cmUgY3VyX2ZyZXEgZXZl biBiZWxvbmdzIGluIHN5c2ZzLiBCdXQgSUdUL2k5MTVfcG1fcnBzIHNlZW1zIAp0byBiZSBkZXBl bmRpbmcgb24gdGhlIGN1cnJlbnQgc2VtYW50aWNzLgoKQWN0X2ZyZXEgb24gdGhlIG90aGVyIGhh bmQgaXMgYWx3YXlzIHJlYWRpbmcgdGhlIGh3IHJlZ2lzdGVyLiBTbyBzaG91bGQgCnByb2JhYmx5 IHN0YXkgbGlrZSB0aGF0LiBTaW5jZSBpdCBpcyBpbiBzeXNmcyBzbyBBQkkuCgpXaGVyZSB0aGlz IGxlYXZlcyB0aGUgUE1VIEkgZG9uJ3Qga25vdy4KClJlZ2FyZHMsCgpUdnJ0a28KX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcg bGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, HK_RANDOM_FROM,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1BF7FC432C0 for ; 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28 Nov 2019 09:23:47 -0800 X-IronPort-AV: E=Sophos;i="5.69,253,1571727600"; d="scan'208";a="203486953" Received: from kjbrenna-mobl1.ger.corp.intel.com (HELO [10.251.83.147]) ([10.251.83.147]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/AES256-SHA; 28 Nov 2019 09:23:46 -0800 To: Chris Wilson , Intel-gfx@lists.freedesktop.org References: <20191128161051.12753-1-tvrtko.ursulin@linux.intel.com> <157495798936.8489.15571641017234842307@skylake-alporthouse-com> <157495816250.8489.12919668392873215641@skylake-alporthouse-com> From: Tvrtko Ursulin Organization: Intel Corporation UK Plc Message-ID: <77cde594-5681-7c4a-5fdb-d21f18ca8fc1@linux.intel.com> Date: Thu, 28 Nov 2019 17:23:44 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <157495816250.8489.12919668392873215641@skylake-alporthouse-com> Content-Language: en-US Subject: Re: [Intel-gfx] [PATCH] drm/i915/pmu: Report frequency as zero while GPU is sleeping X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Message-ID: <20191128172344.69_2wbWDkzqcfUTyLAUONmTvflOUBm3Eb4Q8oGx_-_Y@z> Ck9uIDI4LzExLzIwMTkgMTY6MjIsIENocmlzIFdpbHNvbiB3cm90ZToKPiBRdW90aW5nIENocmlz IFdpbHNvbiAoMjAxOS0xMS0yOCAxNjoxOTo0OSkKPj4gUXVvdGluZyBUdnJ0a28gVXJzdWxpbiAo MjAxOS0xMS0yOCAxNjoxMDo1MSkKPj4+IEZyb206IFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJz dWxpbkBpbnRlbC5jb20+Cj4+Pgo+Pj4gV2UgdXNlZCB0byByZXBvcnQgdGhlIG1pbmltdW0gcG9z c2libGUgZnJlcXVlbmN5IGFzIGJvdGggcmVxdWVzdGVkIGFuZAo+Pj4gYWN0aXZlIHdoaWxlIEdQ VSB3YXMgaW4gc2xlZXAgc3RhdGUuIFRoaXMgd2FzIGEgY29uc2VxdWVuY2Ugb2Ygc2FtcGxpbmcK Pj4+IHRoZSB2YWx1ZSBmcm9tIHRoZSAiY3VycmVudCBmcmVxdWVuY3kiIGZpZWxkIGluIG91ciBz b2Z0d2FyZSB0cmFja2luZy4KPj4+Cj4+PiBUaGlzIHdhcyBzdHJpY3RseSBzcGVha2luZyB3cm9u ZywgYnV0IGdpdmVuIHRoYXQgdW50aWwgcmVjZW50bHkgdGhlCj4+PiBjdXJyZW50IGZyZXF1ZW5j eSBpbiBzbGVlcGluZyBzdGF0ZSB1c2VkIHRvIGJlIGVxdWFsIHRvIG1pbmltdW0sIGl0IGRpZAo+ Pj4gbm90IHN0YW5kIG91dCBzdWZmaWNpZW50bHkgdG8gYmUgbm90aWNlZCBhcyBzdWNoLgo+Pj4K Pj4+IEFmdGVyIHNvbWUgcmVjZW50IGNoYW5nZXMgaGF2ZSBtYWRlIHRoZSBjdXJyZW50IGZyZXF1 ZW5jeSBiZSByZXBvcnRlZAo+Pj4gYXMgbGFzdCBhY3RpdmUgYmVmb3JlIEdQVSB3ZW50IHRvIHNs ZWVwLCBtZWFuaW5nIGJvdGggcmVxdWVzdGVkIGFuZCBhY3RpdmUKPj4+IGZyZXF1ZW5jaWVzIGNv dWxkIGVuZCB1cCBiZWluZyByZXBvcnRlZCBhdCB0aGVpciBtYXhpbXVtIHZhbHVlcyBmb3IgdGhl Cj4+PiBkdXJhdGlvbiBvZiB0aGUgR1BVIGlkbGUgc3RhdGUsIGl0IGJlY2FtZSBtdWNoIG1vcmUg b2J2aW91cyB0aGF0IHRoaXMgZG9lcwo+Pj4gbm90IG1ha2Ugc2Vuc2UuCj4+Pgo+Pj4gVG8gZml4 IHRoaXMgd2Ugd2lsbCBub3cgc2FtcGxlIHRoZSBmcmVxdWVuY3kgY291bnRlcnMgb25seSB3aGVu IHRoZSBHUFUgaXMKPj4+IGF3YWtlLiBBcyBhIGNvbnNlcXVlbmNlIHJlcG9ydGVkIGZyZXF1ZW5j aWVzIGNvdWxkIGJlIHJlcG9ydGVkIGFzIGJlbG93Cj4+PiB0aGUgR1BVIHJlcG9ydGVkIG1pbmlt dW0gYnV0IHRoYXQgc2hvdWxkIGJlIG11Y2ggbGVzcyBjb25mdXNpbmcgdGhhdCB0aGUKPj4+IGN1 cnJlbnQgc2l0dWF0aW9uLgo+Pj4KPj4+IFNpZ25lZC1vZmYtYnk6IFR2cnRrbyBVcnN1bGluIDx0 dnJ0a28udXJzdWxpbkBpbnRlbC5jb20+Cj4+Cj4+IEhtbS4gMC8wIHdoaWxlIG9mZiwgdGhhdCB3 aWxsIGJlIGEgYml0IG9mIGEgc2hvY2suCj4gCj4gVGhlcmUgaXMgYSBjb25zaXN0ZW5jeSBxdWVz dGlvbiBvZiB3aGV0aGVyIHdlIHNob3VsZCBkbyB0aGUgc2FtZSB0aHJvdWdoCj4gdGhlIFtzZWNv bmQgY2xhc3MgO10gc3lzZnMvIGludGVyZmFjZS4KCkkgYW0gbm90IHN1cmUgY3VyX2ZyZXEgZXZl biBiZWxvbmdzIGluIHN5c2ZzLiBCdXQgSUdUL2k5MTVfcG1fcnBzIHNlZW1zIAp0byBiZSBkZXBl bmRpbmcgb24gdGhlIGN1cnJlbnQgc2VtYW50aWNzLgoKQWN0X2ZyZXEgb24gdGhlIG90aGVyIGhh bmQgaXMgYWx3YXlzIHJlYWRpbmcgdGhlIGh3IHJlZ2lzdGVyLiBTbyBzaG91bGQgCnByb2JhYmx5 IHN0YXkgbGlrZSB0aGF0LiBTaW5jZSBpdCBpcyBpbiBzeXNmcyBzbyBBQkkuCgpXaGVyZSB0aGlz IGxlYXZlcyB0aGUgUE1VIEkgZG9uJ3Qga25vdy4KClJlZ2FyZHMsCgpUdnJ0a28KX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcg bGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4