From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH v2 1/4] drm/i915/perf: reuse timestamp frequency from device info Date: Mon, 13 Nov 2017 22:53:39 +0200 Message-ID: <20171113205339.GZ10981@intel.com> References: <20171113181902.12411-1-lionel.g.landwerlin@intel.com> <20171113181902.12411-2-lionel.g.landwerlin@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD1416EC30 for ; Mon, 13 Nov 2017 20:53:44 +0000 (UTC) Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Matthew Auld Cc: Intel Graphics Development List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBOb3YgMTMsIDIwMTcgYXQgMDc6MDM6MzBQTSArMDAwMCwgTWF0dGhldyBBdWxkIHdy b3RlOgo+IE9uIDEzIE5vdmVtYmVyIDIwMTcgYXQgMTg6MTgsIExpb25lbCBMYW5kd2VybGluCj4g PGxpb25lbC5nLmxhbmR3ZXJsaW5AaW50ZWwuY29tPiB3cm90ZToKPiA+IE5vdyB0aGF0IHdlIGhh dmUgdGhpcyBzdG9yZWQgaW4gdGhlIGRldmljZSBpbmZvLCB3ZSBjYW4gZHJvcCBpdCBmcm9tIHBl cmYKPiA+IHBhcnQgb2YgdGhlIGRyaXZlci4KPiA+Cj4gPiBOb3RlIHRoYXQgdGhpcyByZXF1aXJl cyB0byBpbml0IHBlcmYgYWZ0ZXIgd2UndmUgY29tcHV0ZWQgdGhlIGZyZXF1ZW5jeSwKPiA+IGhl bmNlIHdoeSB3ZSBtb3ZlIGk5MTVfcGVyZl9pbml0KCkgZnJvbSBpOTE1X2RyaXZlcl9pbml0X2Vh cmx5KCkgdG8gYWZ0ZXIKPiA+IGludGVsX2RldmljZV9pbmZvX3J1bnRpbWVfaW5pdCgpLgo+ID4K PiA+IHYyOiBVc2UgdWRpdl91NjQgKENocmlzKQo+ID4KPiA+IFNpZ25lZC1vZmYtYnk6IExpb25l bCBMYW5kd2VybGluIDxsaW9uZWwuZy5sYW5kd2VybGluQGludGVsLmNvbT4KPiA+IC0tLQo+ID4g IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMgIHwgIDQgKystLQo+ID4gIGRyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggIHwgIDEgLQo+ID4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfcGVyZi5jIHwgMzIgKysrLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KPiA+ICAz IGZpbGVzIGNoYW5nZWQsIDUgaW5zZXJ0aW9ucygrKSwgMzIgZGVsZXRpb25zKC0pCj4gPgo+ID4g ZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pOTE1X2Rydi5jCj4gPiBpbmRleCA0MjgxM2Y0MjQ3ZTIuLjhjZTk1ZmQ5ZDMx MyAxMDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMKPiA+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMKPiA+IEBAIC05MzEsOCArOTMxLDYg QEAgc3RhdGljIGludCBpOTE1X2RyaXZlcl9pbml0X2Vhcmx5KHN0cnVjdCBkcm1faTkxNV9wcml2 YXRlICpkZXZfcHJpdiwKPiA+Cj4gPiAgICAgICAgIGludGVsX2RldGVjdF9wcmVwcm9kdWN0aW9u X2h3KGRldl9wcml2KTsKPiA+Cj4gPiAtICAgICAgIGk5MTVfcGVyZl9pbml0KGRldl9wcml2KTsK PiA+IC0KPiA+ICAgICAgICAgcmV0dXJuIDA7Cj4gPgo+ID4gIGVycl9pcnE6Cj4gPiBAQCAtMTA5 Niw2ICsxMDk0LDggQEAgc3RhdGljIGludCBpOTE1X2RyaXZlcl9pbml0X2h3KHN0cnVjdCBkcm1f aTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiA+Cj4gPiAgICAgICAgIGludGVsX3Nhbml0aXplX29w dGlvbnMoZGV2X3ByaXYpOwo+ID4KPiA+ICsgICAgICAgaTkxNV9wZXJmX2luaXQoZGV2X3ByaXYp Owo+ID4gKwo+IElmIHdlIGFyZSBtb3ZpbmcgdGhpcyB0byBpbml0X2h3LCB3ZSBzaG91bGQgbW92 ZSBpOTE1X3BlcmZfZmluaSB0bwo+IGk5MTVfZHJpdmVyX2NsZWFudXBfaHcsIHRvIGtlZXAgdGhl IHN5bW1ldHJ5Lgo+IAo+ID4gICAgICAgICByZXQgPSBpOTE1X2dndHRfcHJvYmVfaHcoZGV2X3By aXYpOwo+ID4gICAgICAgICBpZiAocmV0KQo+ID4gICAgICAgICAgICAgICAgIHJldHVybiByZXQ7 Cj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaCBiL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKPiA+IGluZGV4IGI1MzhkZjc0MGFjMy4uMDM2ZTE5 N2Y2ODI0IDEwMDY0NAo+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAo+ ID4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAo+ID4gQEAgLTI2MTksNyAr MjYxOSw2IEBAIHN0cnVjdCBkcm1faTkxNV9wcml2YXRlIHsKPiA+Cj4gPiAgICAgICAgICAgICAg ICAgICAgICAgICBib29sIHBlcmlvZGljOwo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgaW50 IHBlcmlvZF9leHBvbmVudDsKPiA+IC0gICAgICAgICAgICAgICAgICAgICAgIGludCB0aW1lc3Rh bXBfZnJlcXVlbmN5Owo+ID4KPiA+ICAgICAgICAgICAgICAgICAgICAgICAgIHN0cnVjdCBpOTE1 X29hX2NvbmZpZyB0ZXN0X2NvbmZpZzsKPiA+Cj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9wZXJmLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3BlcmYuYwo+ ID4gaW5kZXggMDBiZTAxNWUwMWRmLi4yOTJhZDNlMmMzMDcgMTAwNjQ0Cj4gPiAtLS0gYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3BlcmYuYwo+ID4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaTkxNV9wZXJmLmMKPiA+IEBAIC0yNjkyLDcgKzI2OTIsNyBAQCBpOTE1X3BlcmZfb3Blbl9p b2N0bF9sb2NrZWQoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAo+ID4gIHN0YXRp YyB1NjQgb2FfZXhwb25lbnRfdG9fbnMoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2 LCBpbnQgZXhwb25lbnQpCj4gPiAgewo+ID4gICAgICAgICByZXR1cm4gZGl2X3U2NCgxMDAwMDAw MDAwVUxMICogKDJVTEwgPDwgZXhwb25lbnQpLAo+ID4gLSAgICAgICAgICAgICAgICAgICAgICBk ZXZfcHJpdi0+cGVyZi5vYS50aW1lc3RhbXBfZnJlcXVlbmN5KTsKPiA+ICsgICAgICAgICAgICAg ICAgICAgICAgSU5URUxfSU5GTyhkZXZfcHJpdiktPmNzX3RpbWVzdGFtcF9mcmVxdWVuY3kpOwo+ IHMvZGl2X3U2NC9kaXY2NF91NjQvCgpJIHdvbmRlciBpZiB0aGVzZSB1NjQvdTY0IGRpdmlzaXNp b25zIGFyZSBhY3R1YWxseSBuZWNlc3NhcnkuCklzIHUzMiBub3QgZ29vZCBlbm91Z2ggZm9yIHRo ZSB0aW1lc3RhbXAgZnJlcXVlbmN5PyBJIHNlZSBhIGxvdApvZiB0cmFpbGluZyB6ZXJvZXMgb24g dGhlIHZhbHVlcyBiZWxvdy4uLgoKPiAKPiA+ICB9Cj4gPgo+ID4gIC8qKgo+ID4gQEAgLTM0MTUs OCArMzQxNSw2IEBAIHN0YXRpYyBzdHJ1Y3QgY3RsX3RhYmxlIGRldl9yb290W10gPSB7Cj4gPiAg ICovCj4gPiAgdm9pZCBpOTE1X3BlcmZfaW5pdChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2 X3ByaXYpCj4gPiAgewo+ID4gLSAgICAgICBkZXZfcHJpdi0+cGVyZi5vYS50aW1lc3RhbXBfZnJl cXVlbmN5ID0gMDsKPiA+IC0KPiA+ICAgICAgICAgaWYgKElTX0hBU1dFTEwoZGV2X3ByaXYpKSB7 Cj4gPiAgICAgICAgICAgICAgICAgZGV2X3ByaXYtPnBlcmYub2Eub3BzLmlzX3ZhbGlkX2JfY291 bnRlcl9yZWcgPQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgZ2VuN19pc192YWxpZF9iX2Nv dW50ZXJfYWRkcjsKPiA+IEBAIC0zNDMyLDggKzM0MzAsNiBAQCB2b2lkIGk5MTVfcGVyZl9pbml0 KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiA+ICAgICAgICAgICAgICAgICBk ZXZfcHJpdi0+cGVyZi5vYS5vcHMub2FfaHdfdGFpbF9yZWFkID0KPiA+ICAgICAgICAgICAgICAg ICAgICAgICAgIGdlbjdfb2FfaHdfdGFpbF9yZWFkOwo+ID4KPiA+IC0gICAgICAgICAgICAgICBk ZXZfcHJpdi0+cGVyZi5vYS50aW1lc3RhbXBfZnJlcXVlbmN5ID0gMTI1MDAwMDA7Cj4gPiAtCj4g PiAgICAgICAgICAgICAgICAgZGV2X3ByaXYtPnBlcmYub2Eub2FfZm9ybWF0cyA9IGhzd19vYV9m b3JtYXRzOwo+ID4gICAgICAgICB9IGVsc2UgaWYgKGk5MTVfbW9kcGFyYW1zLmVuYWJsZV9leGVj bGlzdHMpIHsKPiA+ICAgICAgICAgICAgICAgICAvKiBOb3RlOiB0aGF0IGFsdGhvdWdoIHdlIGNv dWxkIHRoZW9yZXRpY2FsbHkgYWxzbyBzdXBwb3J0IHRoZQo+ID4gQEAgLTM0NzcsMjMgKzM0NzMs NiBAQCB2b2lkIGk5MTVfcGVyZl9pbml0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJp dikKPiA+Cj4gPiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGRldl9wcml2LT5wZXJm Lm9hLmdlbjhfdmFsaWRfY3R4X2JpdCA9ICgxPDwxNik7Cj4gPiAgICAgICAgICAgICAgICAgICAg ICAgICB9Cj4gPiAtCj4gPiAtICAgICAgICAgICAgICAgICAgICAgICBzd2l0Y2ggKGRldl9wcml2 LT5pbmZvLnBsYXRmb3JtKSB7Cj4gPiAtICAgICAgICAgICAgICAgICAgICAgICBjYXNlIElOVEVM X0JST0FEV0VMTDoKPiA+IC0gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgZGV2X3ByaXYt PnBlcmYub2EudGltZXN0YW1wX2ZyZXF1ZW5jeSA9IDEyNTAwMDAwOwo+ID4gLSAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICBicmVhazsKPiA+IC0gICAgICAgICAgICAgICAgICAgICAgIGNh c2UgSU5URUxfQlJPWFRPTjoKPiA+IC0gICAgICAgICAgICAgICAgICAgICAgIGNhc2UgSU5URUxf R0VNSU5JTEFLRToKPiA+IC0gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgZGV2X3ByaXYt PnBlcmYub2EudGltZXN0YW1wX2ZyZXF1ZW5jeSA9IDE5MjAwMDAwOwo+ID4gLSAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICBicmVhazsKPiA+IC0gICAgICAgICAgICAgICAgICAgICAgIGNh c2UgSU5URUxfU0tZTEFLRToKPiA+IC0gICAgICAgICAgICAgICAgICAgICAgIGNhc2UgSU5URUxf S0FCWUxBS0U6Cj4gPiAtICAgICAgICAgICAgICAgICAgICAgICBjYXNlIElOVEVMX0NPRkZFRUxB S0U6Cj4gPiAtICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGRldl9wcml2LT5wZXJmLm9h LnRpbWVzdGFtcF9mcmVxdWVuY3kgPSAxMjAwMDAwMDsKPiA+IC0gICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgYnJlYWs7Cj4gPiAtICAgICAgICAgICAgICAgICAgICAgICBkZWZhdWx0Ogo+ ID4gLSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBicmVhazsKPiA+IC0gICAgICAgICAg ICAgICAgICAgICAgIH0KPiA+ICAgICAgICAgICAgICAgICB9IGVsc2UgaWYgKElTX0dFTjEwKGRl dl9wcml2KSkgewo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgZGV2X3ByaXYtPnBlcmYub2Eu b3BzLmlzX3ZhbGlkX2JfY291bnRlcl9yZWcgPQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICBnZW43X2lzX3ZhbGlkX2JfY291bnRlcl9hZGRyOwo+ID4gQEAgLTM1MDksMTUgKzM0 ODgsMTAgQEAgdm9pZCBpOTE1X3BlcmZfaW5pdChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2 X3ByaXYpCj4gPiAgICAgICAgICAgICAgICAgICAgICAgICBkZXZfcHJpdi0+cGVyZi5vYS5jdHhf ZmxleGV1MF9vZmZzZXQgPSAweDNkZTsKPiA+Cj4gPiAgICAgICAgICAgICAgICAgICAgICAgICBk ZXZfcHJpdi0+cGVyZi5vYS5nZW44X3ZhbGlkX2N0eF9iaXQgPSAoMTw8MTYpOwo+ID4gLQo+ID4g LSAgICAgICAgICAgICAgICAgICAgICAgLyogRGVmYXVsdCBmcmVxdWVuY3ksIGFsdGhvdWdoIHdl IG5lZWQgdG8gcmVhZCBpdCBmcm9tCj4gPiAtICAgICAgICAgICAgICAgICAgICAgICAgKiB0aGUg cmVnaXN0ZXIgYXMgaXQgbWlnaHQgdmFyeSBiZXR3ZWVuIHBhcnRzLgo+ID4gLSAgICAgICAgICAg ICAgICAgICAgICAgICovCj4gPiAtICAgICAgICAgICAgICAgICAgICAgICBkZXZfcHJpdi0+cGVy Zi5vYS50aW1lc3RhbXBfZnJlcXVlbmN5ID0gMTIwMDAwMDA7Cj4gPiAgICAgICAgICAgICAgICAg fQo+ID4gICAgICAgICB9Cj4gPgo+ID4gLSAgICAgICBpZiAoZGV2X3ByaXYtPnBlcmYub2EudGlt ZXN0YW1wX2ZyZXF1ZW5jeSkgewo+ID4gKyAgICAgICBpZiAoZGV2X3ByaXYtPnBlcmYub2Eub3Bz LmVuYWJsZV9tZXRyaWNfc2V0KSB7Cj4gTWF5YmUgc3ByaW5rbGUgYSBHRU1fQlVHX09OKCFkZXZf cHJpdi0+cGVyZi5vYS50aW1lc3RhbXBfZnJlcXVlbmN5KSBvcgo+IHNvbWV0aGluZz8KPiAKPiBP dGhlcndpc2U6Cj4gUmV2aWV3ZWQtYnk6IE1hdHRoZXcgQXVsZCA8bWF0dGhldy5hdWxkQGludGVs LmNvbT4KPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+ IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n ZngKCi0tIApWaWxsZSBTeXJqw6Rsw6QKSW50ZWwgT1RDCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4 QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=