From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 1/2] drm/i915: Try to suppress more spurious PCH underruns on ILK-IVB Date: Fri, 25 May 2018 18:02:50 +0300 Message-ID: <20180525150250.GC23723@intel.com> References: <20180524190406.2973-1-ville.syrjala@linux.intel.com> <152719674237.11749.6128705450321741141@mail.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id DA81F6E93B for ; Fri, 25 May 2018 15:02:53 +0000 (UTC) Content-Disposition: inline In-Reply-To: <152719674237.11749.6128705450321741141@mail.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBNYXkgMjQsIDIwMTggYXQgMTA6MTk6MDJQTSArMDEwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IFF1b3RpbmcgVmlsbGUgU3lyamFsYSAoMjAxOC0wNS0yNCAyMDowNDowNSkKPiA+IEZy b206IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4gPiAK PiA+IE15IElMSyBzZWVtcyB0byBnZW5lcmF0ZSBhIHNwdXJpb3VzIFBDSCB1bmRlcnJ1biB3aXRo IG1vc3QgaW50ZXJsYWNlZAo+ID4gSERNSSBtb2Rlcy4gQWRkIGEgc2Vjb25kIHZibGFuayB3YWl0 IHRvIGF2b2lkIGl0Lgo+IAo+IEZ3aXcsIGEgc2Vjb25kIHZibGFuayBiZWNhdXNlIG9mIGludGVy bGFjaW5nIGlzIHZlcnkgYmVsaWV2YWJsZS4KPiAgCj4gPiBXZSBoYXZlIHNlZW4gc29tZSBzcHVy aW91cyBQQ0ggdW5kZXJydW5zIHN0aWxsIGluIENJIGFzIHdlbGwsIHNvbWUKPiA+IG9mIHdoaWNo IHNlZW0gdG8gYmUgcHJvZ3Jlc3NpdmUgRFAuIFRoZSBsb2dzIGFsc28gcG9pbnQgdG93YXJkcyBz b21lCj4gPiBzcHVyaW91cyB1bmRlcnJpbnMgd2l0aCBwcm9ncmVzc2l2ZSBIRE1JIG9uIFNOQi4g V2hpbGUgSSBkb24ndCBoYXZlCj4gPiBhIHNvbGlkIGV4cGxhbmF0aW9uIGZvciB0aG9zZSBsZXQn cyB0cnkgdG8ga2lsbCBhbGwgdGhlIGJpcmRzIHdpdGggb25lCj4gPiBzdG9uZSBhbmQgYWx3YXlz IGRvIHRoZSBkb3VibGUgd2FpdC4KPiA+IAo+ID4gQnV6aWxsYTogaHR0cHM6Ly9idWdzLmZyZWVk ZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTA2Mzg3Cj4gPiBTaWduZWQtb2ZmLWJ5OiBWaWxs ZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+IEFja2VkLWJ5OiBD aHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az5hCgpUaGFua3MuIFB1c2hlZCB0 byBkaW5xLgoKPiAKPiBObyBwb2ludCB3YWl0aW5nIGZvciBhIHZibGFuayB3b3JrZXI/IDspCgpU aGF0IG1pZ2h0IHRha2UgYSB3aGlsZS4gQWxzbyBJJ20gbm90IHN1cmUgd2UnZCB3YW50IHRvIHVz ZSBpdCBoZXJlCmJlY2F1c2Ugd2UnZCBwcm9iYWJseSB3YW50IHVuZGVycnVuIHJlcG9ydGluZyB0 byBiZSBhY3RpdmUgYnkgdGhlCnRpbWUgd2UgZW5hYmxlIHRoZSBwbGFuZXMuIFNvIHdlJ2QgZWl0 aGVyIGhhdmUgdG8gZW5hYmxlIHBsYW5lcyBmcm9tCnRoZSB3b3JrZXIgYXMgd2VsbCwgb3Igd2Un ZCBqdXN0IHNhbXBsZSB0aGUgdmJsYW5rIGNvdW50ZXIgYXQgdGhlCmVuZCBvZiBjcnRjX2VuYWJs ZSBhbmQgd2FpdCBmb3IgbisyIGp1c3QgYmVmb3JlIHdlIHN0YXJ0IHRvIGVuYWJsZSB0aGUKcGxh bmVzLiBOb3Qgc3VyZSBpZiB0aGF0IGxhdHRlciBhcHByb2FjaCB3b3VsZCBnYWluIHVzIGFueSBw cmFjdGljYWwKcGFyYWxsZWxpc20gdGhvdWdoLgoKLS0gClZpbGxlIFN5cmrDpGzDpApJbnRlbApf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZngg bWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK