From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 1/2] drm/i915: Try to suppress more spurious PCH underruns on ILK-IVB Date: Fri, 25 May 2018 18:19:17 +0300 Message-ID: <87d0xj3gqy.fsf@intel.com> References: <20180524190406.2973-1-ville.syrjala@linux.intel.com> <152719674237.11749.6128705450321741141@mail.alporthouse.com> <20180525150250.GC23723@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0D6CE6E222 for ; Fri, 25 May 2018 15:19:22 +0000 (UTC) In-Reply-To: <20180525150250.GC23723@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville =?utf-8?B?U3lyasOkbMOk?= , Chris Wilson Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCAyNSBNYXkgMjAxOCwgVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4 LmludGVsLmNvbT4gd3JvdGU6Cj4gT24gVGh1LCBNYXkgMjQsIDIwMTggYXQgMTA6MTk6MDJQTSAr MDEwMCwgQ2hyaXMgV2lsc29uIHdyb3RlOgo+PiBRdW90aW5nIFZpbGxlIFN5cmphbGEgKDIwMTgt MDUtMjQgMjA6MDQ6MDUpCj4+ID4gRnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxh QGxpbnV4LmludGVsLmNvbT4KPj4gPiAKPj4gPiBNeSBJTEsgc2VlbXMgdG8gZ2VuZXJhdGUgYSBz cHVyaW91cyBQQ0ggdW5kZXJydW4gd2l0aCBtb3N0IGludGVybGFjZWQKPj4gPiBIRE1JIG1vZGVz LiBBZGQgYSBzZWNvbmQgdmJsYW5rIHdhaXQgdG8gYXZvaWQgaXQuCj4+IAo+PiBGd2l3LCBhIHNl Y29uZCB2YmxhbmsgYmVjYXVzZSBvZiBpbnRlcmxhY2luZyBpcyB2ZXJ5IGJlbGlldmFibGUuCgov bWUgLm9PKCBjb3VsZCB3ZSB3YWl0IGZvciB0aGUgMm5kIHZibGFuayBiYXNlZCBvbiBpbnRlcmxh Y2U/ICkKCj4+ICAKPj4gPiBXZSBoYXZlIHNlZW4gc29tZSBzcHVyaW91cyBQQ0ggdW5kZXJydW5z IHN0aWxsIGluIENJIGFzIHdlbGwsIHNvbWUKPj4gPiBvZiB3aGljaCBzZWVtIHRvIGJlIHByb2dy ZXNzaXZlIERQLiBUaGUgbG9ncyBhbHNvIHBvaW50IHRvd2FyZHMgc29tZQo+PiA+IHNwdXJpb3Vz IHVuZGVycmlucyB3aXRoIHByb2dyZXNzaXZlIEhETUkgb24gU05CLiBXaGlsZSBJIGRvbid0IGhh dmUKPj4gPiBhIHNvbGlkIGV4cGxhbmF0aW9uIGZvciB0aG9zZSBsZXQncyB0cnkgdG8ga2lsbCBh bGwgdGhlIGJpcmRzIHdpdGggb25lCj4+ID4gc3RvbmUgYW5kIGFsd2F5cyBkbyB0aGUgZG91Ymxl IHdhaXQuCj4+ID4gCj4+ID4gQnV6aWxsYTogaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9z aG93X2J1Zy5jZ2k/aWQ9MTA2Mzg3Cj4+ID4gU2lnbmVkLW9mZi1ieTogVmlsbGUgU3lyasOkbMOk IDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPj4gQWNrZWQtYnk6IENocmlzIFdpbHNv biA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPmEKPgo+IFRoYW5rcy4gUHVzaGVkIHRvIGRpbnEu Cj4KPj4gCj4+IE5vIHBvaW50IHdhaXRpbmcgZm9yIGEgdmJsYW5rIHdvcmtlcj8gOykKPgo+IFRo YXQgbWlnaHQgdGFrZSBhIHdoaWxlLiBBbHNvIEknbSBub3Qgc3VyZSB3ZSdkIHdhbnQgdG8gdXNl IGl0IGhlcmUKPiBiZWNhdXNlIHdlJ2QgcHJvYmFibHkgd2FudCB1bmRlcnJ1biByZXBvcnRpbmcg dG8gYmUgYWN0aXZlIGJ5IHRoZQo+IHRpbWUgd2UgZW5hYmxlIHRoZSBwbGFuZXMuIFNvIHdlJ2Qg ZWl0aGVyIGhhdmUgdG8gZW5hYmxlIHBsYW5lcyBmcm9tCj4gdGhlIHdvcmtlciBhcyB3ZWxsLCBv ciB3ZSdkIGp1c3Qgc2FtcGxlIHRoZSB2YmxhbmsgY291bnRlciBhdCB0aGUKPiBlbmQgb2YgY3J0 Y19lbmFibGUgYW5kIHdhaXQgZm9yIG4rMiBqdXN0IGJlZm9yZSB3ZSBzdGFydCB0byBlbmFibGUg dGhlCj4gcGxhbmVzLiBOb3Qgc3VyZSBpZiB0aGF0IGxhdHRlciBhcHByb2FjaCB3b3VsZCBnYWlu IHVzIGFueSBwcmFjdGljYWwKPiBwYXJhbGxlbGlzbSB0aG91Z2guCgotLSAKSmFuaSBOaWt1bGEs IEludGVsIE9wZW4gU291cmNlIEdyYXBoaWNzIENlbnRlcgpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZngK