From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH v2 5/6] drm/i915: Enable FIFO underrun reporting after initial fastset, v2. Date: Fri, 10 Nov 2017 12:40:07 +0200 Message-ID: <20171110104007.GD10981@intel.com> References: <20171109162458.50681-1-maarten.lankhorst@linux.intel.com> <20171109162458.50681-5-maarten.lankhorst@linux.intel.com> <20171109171559.GW10981@intel.com> <9671830b-33cc-dbff-8892-fb4f50159d31@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 073806EA49 for ; Fri, 10 Nov 2017 10:40:11 +0000 (UTC) Content-Disposition: inline In-Reply-To: <9671830b-33cc-dbff-8892-fb4f50159d31@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Maarten Lankhorst Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBOb3YgMTAsIDIwMTcgYXQgMDk6MDI6MThBTSArMDEwMCwgTWFhcnRlbiBMYW5raG9y c3Qgd3JvdGU6Cj4gT3AgMDktMTEtMTcgb20gMTg6MTUgc2NocmVlZiBWaWxsZSBTeXJqw6Rsw6Q6 Cj4gPiBPbiBUaHUsIE5vdiAwOSwgMjAxNyBhdCAwNToyNDo1N1BNICswMTAwLCBNYWFydGVuIExh bmtob3JzdCB3cm90ZToKPiA+PiBUaGUgZmlybXdhcmUgbWF5IGhhdmUgc2V0IHVwIHRoZSBwaXBl IGNvcnJlY3RseSwgYnV0IHRoZSBGSUZPCj4gPj4gdW5kZXJydW4gYW5kIENSQyBpbnRlcnJ1cHRz IGFyZSBsaWtlbHkgbm90IGVuYWJsZWQuCj4gPj4KPiA+PiBUaGlzIHJlc3VsdGVkIGluIGRlYnVn ZnNfdGVzdC5yZWFkX2FsbF9lbnRyaWVzIGZhaWxpbmcgb24gaGFzd2VsbCwKPiA+PiBiZWNhdXNl IG9mIGEgdGltZW91dCB3aGVuIHJlYWRpbmcgdGhlIGNyYyBkZWJ1Z2ZzIGVudHJ5Lgo+ID4+Cj4g Pj4gU29sdmUgdGhpcyBieSBlbmFibGluZyBGSUZPIHVuZGVycnVuIHJlcG9ydGluZyBhZnRlciB0 aGUgaW5pdGlhbAo+ID4+IGZhc3RzZXQsIHdoaWNoIGxldHMgaW50ZXJydXB0cyBiZSBnZW5lcmF0 ZWQgYXMgZXhwZWN0ZWQuCj4gPj4KPiA+PiBDaGFuZ2VzIHNpbmNlIHYxOgo+ID4+IC0gQWx3YXlz IGVuYWJsZSBDUFUgRklGTyB1bmRlcnJ1biByZXBvcnRpbmcgZm9yID5HRU4yLAo+ID4+ICAgYW5k IGhhbmRsZSBHRU4yIGNvcnJlY3RseS4KPiA+ICJDb3JyZWN0IiBpcyBhIHN0cm9uZyB3b3JkIHRv IHVzZSBoZXJlLiBJIHRoaW5rIEkgc2hvdWxkIGhhdmUgdGhlCj4gPiBhY3R1YWxseSBjb3JyZWN0 IHRoaW5nIHNvbWV3aGVyZS4uLgo+ID4KPiA+IGdpdDovL2dpdGh1Yi5jb20vdnN5cmphbGEvbGlu dXguZ2l0IGdlbjJfZmlmb191bmRlcnJ1bgo+ID4KPiA+IFRob3VnaCBpdCBzZWVtcyBJIGhhdmVu J3QgbWFuYWdlZCB0byB3cml0ZSBwcm9wZXIgY29tbWl0IG1lc3NhZ2VzIGZvcgo+ID4gaXQgeWV0 Lgo+ID4KPiA+PiBUZXN0Y2FzZTogZGVidWdmc190ZXN0LnJlYWRfYWxsX2VudHJpZXMKPiA+PiBT aWduZWQtb2ZmLWJ5OiBNYWFydGVuIExhbmtob3JzdCA8bWFhcnRlbi5sYW5raG9yc3RAbGludXgu aW50ZWwuY29tPgo+ID4+IC0tLQo+ID4+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNw bGF5LmMgfCAxMiArKysrKysrKysrKysKPiA+PiAgMSBmaWxlIGNoYW5nZWQsIDEyIGluc2VydGlv bnMoKykKPiA+Pgo+ID4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9k aXNwbGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKPiA+PiBpbmRl eCAzYWYxZTNmNzRkYmIuLjU4YmNlMjUzZjRhOCAxMDA2NDQKPiA+PiAtLS0gYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKPiA+PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kaXNwbGF5LmMKPiA+PiBAQCAtMTI5MDUsNiArMTI5MDUsNyBAQCBzdGF0aWMgdm9p ZCBpbnRlbF9iZWdpbl9jcnRjX2NvbW1pdChzdHJ1Y3QgZHJtX2NydGMgKmNydGMsCj4gPj4gIHN0 YXRpYyB2b2lkIGludGVsX2ZpbmlzaF9jcnRjX2NvbW1pdChzdHJ1Y3QgZHJtX2NydGMgKmNydGMs Cj4gPj4gIAkJCQkgICAgIHN0cnVjdCBkcm1fY3J0Y19zdGF0ZSAqb2xkX2NydGNfc3RhdGUpCj4g Pj4gIHsKPiA+PiArCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IHRvX2k5MTUo Y3J0Yy0+ZGV2KTsKPiA+PiAgCXN0cnVjdCBpbnRlbF9jcnRjICppbnRlbF9jcnRjID0gdG9faW50 ZWxfY3J0YyhjcnRjKTsKPiA+PiAgCXN0cnVjdCBpbnRlbF9hdG9taWNfc3RhdGUgKm9sZF9pbnRl bF9zdGF0ZSA9Cj4gPj4gIAkJdG9faW50ZWxfYXRvbWljX3N0YXRlKG9sZF9jcnRjX3N0YXRlLT5z dGF0ZSk7Cj4gPj4gQEAgLTEyOTEyLDYgKzEyOTEzLDE3IEBAIHN0YXRpYyB2b2lkIGludGVsX2Zp bmlzaF9jcnRjX2NvbW1pdChzdHJ1Y3QgZHJtX2NydGMgKmNydGMsCj4gPj4gIAkJaW50ZWxfYXRv bWljX2dldF9uZXdfY3J0Y19zdGF0ZShvbGRfaW50ZWxfc3RhdGUsIGludGVsX2NydGMpOwo+ID4+ ICAKPiA+PiAgCWludGVsX3BpcGVfdXBkYXRlX2VuZChuZXdfY3J0Y19zdGF0ZSk7Cj4gPj4gKwo+ ID4+ICsJaWYgKG5ld19jcnRjX3N0YXRlLT51cGRhdGVfcGlwZSAmJgo+ID4+ICsJICAgICFuZWVk c19tb2Rlc2V0KCZuZXdfY3J0Y19zdGF0ZS0+YmFzZSkgJiYKPiA+PiArCSAgICBvbGRfY3J0Y19z dGF0ZS0+bW9kZS5wcml2YXRlX2ZsYWdzICYgSTkxNV9NT0RFX0ZMQUdfSU5IRVJJVEVEKSB7Cj4g Pj4gKwkJaWYgKCFJU19HRU4yKGRldl9wcml2KSB8fAo+ID4+ICsJCSAgICBuZXdfY3J0Y19zdGF0 ZS0+YWN0aXZlX3BsYW5lcyAmIEJJVChQTEFORV9QUklNQVJZKSkKPiA+PiArCQkJaW50ZWxfc2V0 X2NwdV9maWZvX3VuZGVycnVuX3JlcG9ydGluZyhkZXZfcHJpdiwgaW50ZWxfY3J0Yy0+cGlwZSwg dHJ1ZSk7Cj4gPj4gKwo+ID4+ICsJCWlmIChuZXdfY3J0Y19zdGF0ZS0+aGFzX3BjaF9lbmNvZGVy ICYmICFIQVNfRERJKGRldl9wcml2KSkKPiA+PiArCQkJaW50ZWxfc2V0X3BjaF9maWZvX3VuZGVy cnVuX3JlcG9ydGluZyhkZXZfcHJpdiwgaW50ZWxfY3J0Yy0+cGlwZSwgdHJ1ZSk7Cj4gPiBJIHF1 aXRlIGRpc2xpa2UgaGF2aW5nIHNvIG1hbnkgcGxhdGZvcm0gY2hlY2tzIGluIGhpZ2ggbGV2ZWwK PiA+IGNvbW1vbiBjb2RlLiBNYXliZSB3ZSBzaG91bGQgaGF2ZSBzb21lIGtpbmQgb2YKPiA+IGlu dGVsX2luaXRpYWxfbW9kZXNldF9kb25lKCkgdGhpbmcgb3Igc29tZXRoaW5nPwo+IAo+IFdlIGhh dmUgbm90aGluZyBiZXR0ZXIgYXRtLCBJJ20gb2sgd2l0aCBjb21wbGV0ZWx5IGlnbm9yaW5nIEZJ Rk8gdW5kZXJydW5zCj4gd2hlbiBpbmhlcml0aW5nIG9uIEdFTjIgYXMgd2VsbCwgd291bGQgdGhh dCB3b3JrIGZvciB5b3UgZm9yIG5vdz8KPiAKPiA+IEkgZG9uJ3QgcXVpdGUgc2VlIHdoeSB0aGF0 ICFEREkgY2hlY2sgaXMgaGVyZSBlaXRoZXIuCj4gCj4gT2ggdGhhdCBvbmUgY2FuIGJlIG51a2Vk IEkgdGhpbmssIHdhcyB1bmRlciB0aGUgbWlzdGFrZW4gaW1wcmVzc2lvbiBpdCBjb3VsZCBiZSBz ZXQKPiB3aXRoIERESSwgYnV0IGRpZG4ndCBzZWUgYW55d2hlcmUgaW4gdGhlIGNvZGUgdGhlIHBj aCBmaWZvIHVuZGVycnVucyB3ZXJlIHNldCBmb3IgRERJLgo+IAo+IFRoZSBoYXNfcGNoX2VuY29k ZXIgY2hlY2sgc2hvdWxkIGJlIGVub3VnaCBvbiBpdHMgb3duIGFmdGVyIG1vcmUgY2FyZWZ1bCBp bnNwZWN0aW9uLiA6LSkKCkFjdHVhbGx5IHRoZSBjcnRjLT5waXBlIHlvdSBwYXNzIGluIHdpbGwg YmUgYSBwcm9ibGVtLiBZb3UnZCBoYXZlIHRvIHVzZQppbnRlbF9jcnRjX3BjaF90cmFuc2NvZGVy KCksIG9yIG1heWJlIHdlIHNob3VsZCBqdXN0IHN0b3AgcGxheWluZyB0cmlja3MKYW5kIHN0b3Jl IHRoZSBwY2ggdHJhbnNjb2RlciBpbiB0aGUgY3J0YyBzdGF0ZT8KCi0tIApWaWxsZSBTeXJqw6Rs w6QKSW50ZWwgT1RDCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eAo=