From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH 2/5] drm/i915: Dump the ringbuffer of the active request for debugging Date: Thu, 14 Jun 2018 18:13:59 +0300 Message-ID: <87fu1pwgco.fsf@gaia.fi.intel.com> References: <20180613145901.29306-1-chris@chris-wilson.co.uk> <20180613145901.29306-2-chris@chris-wilson.co.uk> 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 168DB891E7 for ; Thu, 14 Jun 2018 15:14:30 +0000 (UTC) In-Reply-To: <20180613145901.29306-2-chris@chris-wilson.co.uk> 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 Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gU29tZXRp bWVzIHdlIG5lZWQgdG8gc2VlIHdoYXQgaW5zdHJ1Y3Rpb25zIHdlIGVtaXR0ZWQgZm9yIGEgcmVx dWVzdCB0bwo+IHRyeSBhbmQgZ2F0aGVyIGEgZ2xpbW1lciBvZiBpbnNpZ2h0IGludG8gd2hhdCB0 aGUgR1BVIGlzIGRvaW5nIHdoZW4gaXQKPiBzdG9wcyByZXNwb25kaW5nLgo+Cj4gU2lnbmVkLW9m Zi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4gLS0tCj4gIGRy aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2VuZ2luZV9jcy5jIHwgMzUgKysrKysrKysrKysrKysr KysrKysrKy0tLS0KPiAgMSBmaWxlIGNoYW5nZWQsIDMwIGluc2VydGlvbnMoKyksIDUgZGVsZXRp b25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZW5naW5l X2NzLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9lbmdpbmVfY3MuYwo+IGluZGV4IGQy NzhmZWQ4Y2IzMS4uZDdmNzU3ZmI4NDAxIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2VuZ2luZV9jcy5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZW5naW5lX2NzLmMKPiBAQCAtMTQ0MywxMiArMTQ0MywxMCBAQCB2b2lkIGludGVsX2VuZ2luZV9k dW1wKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKmVuZ2luZSwKPiAgCj4gIAlycSA9IGk5MTVfZ2Vt X2ZpbmRfYWN0aXZlX3JlcXVlc3QoZW5naW5lKTsKPiAgCWlmIChycSkgewo+ICsJCXZvaWQgKnJp bmc7Cj4gKwkJaW50IHNpemU7Cj4gKwo+ICAJCXByaW50X3JlcXVlc3QobSwgcnEsICJcdFx0YWN0 aXZlICIpOwo+IC0JCWRybV9wcmludGYobSwKPiAtCQkJICAgIlx0XHRbaGVhZCAlMDR4LCBwb3N0 Zml4ICUwNHgsIHRhaWwgJTA0eCwgYmF0Y2ggMHglMDh4XyUwOHhdXG4iLAo+IC0JCQkgICBycS0+ aGVhZCwgcnEtPnBvc3RmaXgsIHJxLT50YWlsLAo+IC0JCQkgICBycS0+YmF0Y2ggPyB1cHBlcl8z Ml9iaXRzKHJxLT5iYXRjaC0+bm9kZS5zdGFydCkgOiB+MHUsCj4gLQkJCSAgIHJxLT5iYXRjaCA/ IGxvd2VyXzMyX2JpdHMocnEtPmJhdGNoLT5ub2RlLnN0YXJ0KSA6IH4wdSk7Cj4gIAkJZHJtX3By aW50ZihtLCAiXHRcdHJpbmctPnN0YXJ0OiAgMHglMDh4XG4iLAo+ICAJCQkgICBpOTE1X2dndHRf b2Zmc2V0KHJxLT5yaW5nLT52bWEpKTsKPiAgCQlkcm1fcHJpbnRmKG0sICJcdFx0cmluZy0+aGVh ZDogICAweCUwOHhcbiIsCj4gQEAgLTE0NTksNiArMTQ1NywzMyBAQCB2b2lkIGludGVsX2VuZ2lu ZV9kdW1wKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKmVuZ2luZSwKPiAgCQkJICAgcnEtPnJpbmct PmVtaXQpOwo+ICAJCWRybV9wcmludGYobSwgIlx0XHRyaW5nLT5zcGFjZTogIDB4JTA4eFxuIiwK PiAgCQkJICAgcnEtPnJpbmctPnNwYWNlKTsKPiArCj4gKwkJZHJtX3ByaW50ZihtLAo+ICsJCQkg ICAiW2hlYWQgJTA0eCwgcG9zdGZpeCAlMDR4LCB0YWlsICUwNHgsIGJhdGNoIDB4JTA4eF8lMDh4 XTpcbiIsCj4gKwkJCSAgIHJxLT5oZWFkLCBycS0+cG9zdGZpeCwgcnEtPnRhaWwsCj4gKwkJCSAg IHJxLT5iYXRjaCA/IHVwcGVyXzMyX2JpdHMocnEtPmJhdGNoLT5ub2RlLnN0YXJ0KSA6IH4wdSwK PiArCQkJICAgcnEtPmJhdGNoID8gbG93ZXJfMzJfYml0cyhycS0+YmF0Y2gtPm5vZGUuc3RhcnQp IDogfjB1KTsKCldoaWxlIHlvdSBhcmUgaGVyZSwgeW91IG1pZ2h0IHdhbnQgdG8gYWRkIHRoZSBu ZXcgcnEtPmluZml4IHRvIHRoZSBtaXguCgpSZXZpZXdlZC1ieTogTWlrYSBLdW9wcGFsYSA8bWlr YS5rdW9wcGFsYUBsaW51eC5pbnRlbC5jb20+Cgo+ICsKPiArCQlzaXplID0gcnEtPnRhaWwgLSBy cS0+aGVhZDsKPiArCQlpZiAocnEtPnRhaWwgPCBycS0+aGVhZCkKPiArCQkJc2l6ZSArPSBycS0+ cmluZy0+c2l6ZTsKPiArCj4gKwkJcmluZyA9IGttYWxsb2Moc2l6ZSwgR0ZQX0FUT01JQyk7Cj4g KwkJaWYgKHJpbmcpIHsKPiArCQkJY29uc3Qgdm9pZCAqdmFkZHIgPSBycS0+cmluZy0+dmFkZHI7 Cj4gKwkJCXVuc2lnbmVkIGludCBoZWFkID0gcnEtPmhlYWQ7Cj4gKwkJCXVuc2lnbmVkIGludCBs ZW4gPSAwOwo+ICsKPiArCQkJaWYgKHJxLT50YWlsIDwgaGVhZCkgewo+ICsJCQkJbGVuID0gcnEt PnJpbmctPnNpemUgLSBoZWFkOwo+ICsJCQkJbWVtY3B5KHJpbmcsIHZhZGRyICsgaGVhZCwgbGVu KTsKPiArCQkJCWhlYWQgPSAwOwo+ICsJCQl9Cj4gKwkJCW1lbWNweShyaW5nICsgbGVuLCB2YWRk ciArIGhlYWQsIHNpemUgLSBsZW4pOwo+ICsKPiArCQkJaGV4ZHVtcChtLCByaW5nLCBzaXplKTsK PiArCQkJa2ZyZWUocmluZyk7Cj4gKwkJfQo+ICAJfQo+ICAKPiAgCXJjdV9yZWFkX3VubG9jaygp Owo+IC0tIAo+IDIuMTcuMQo+Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVs LWdmeAo=