From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: i951 ERRORs and WARN_ON()s (was: blank screen on boot with i915/DRM_FBDEV_EMULATION) Date: Wed, 27 Apr 2016 16:30:31 +0300 Message-ID: <871t5rji14.fsf@intel.com> References: <20160326112122.GF13320@florz.florz.de> <20160329120118.GW2510@phenom.ffwll.local> <20160329164457.GA6652@florz.florz.de> <20160330062957.GB2510@phenom.ffwll.local> <20160330231430.GC6652@florz.florz.de> <20160412012308.GD4861@florz.florz.de> <20160427100340.GA14968@mcvlad-wk.rb.intel.com> <20160427124045.GF26959@florz.florz.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160427124045.GF26959@florz.florz.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Florian Zumbiehl , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Daniel Vetter , David Airlie List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCAyNyBBcHIgMjAxNiwgRmxvcmlhbiBadW1iaWVobCA8ZmxvcnpAZmxvcnouZGU+IHdy b3RlOgo+PiBGbG9yaWFuLCBpZiB5b3UncmUgdXNpbmcgZHJtLWludGVsLW5pZ3RobHkgc3VibWl0 IGEgYnVnIGF0Cj4+IGh0dHBzOi8vYnVncy5mcmVlZGVza3RvcC5vcmcvZW50ZXJfYnVnLmNnaT9w cm9kdWN0PURSSSwgd2l0aCBEUk0vaW50ZWwKPj4gYXMgY29tcG9uZW50LiBUaGlzIHdheSB3ZSBj YW4gdHJhY2sgc29tZSBraW5kIG9mIHByb2dyZXNzL3JlZ3Jlc3MuIFRoZSBGSUZPCj4KPiBHZWUg Li4uIGlzIHRoZXJlIGFueSB3YXkgd2l0aG91dCAiY3JlYXRpbmcgYW4gYWNjb3VudCI/IEhhdmlu ZyB0byBjcmVhdGUKPiBhY2NvdW50cyBldmVyeXdoZXJlIHRvIGJlIGFibGUgdG8gY29tbXVuaWNh dGUgd2l0aCBwZW9wbGUganVzdCBzdWNrcy4gSQo+IG1lYW4sIGRvIHlvdSB3YW50IHRvIGNyZWF0 ZSBhbiBhY2NvdW50IGluIG15IHRvZG8gdHJhY2tlciBhbmQgdXNlIG15IHRvZG8KPiB0cmFja2Vy J3Mgd2ViIGludGVyZmFjZSB0byBjb29yZGluYXRlIHRoZSBidWcgaW52ZXN0aWdhdGlvbj8gVXNl IHdoYXRldmVyCj4gc29mdHdhcmUgeW91IGxpa2UgZm9yIG1hbmFnaW5nIHlvdXIgdG9kbyBsaXN0 cywgYnV0IHBsZWFzZSwgZG9uJ3QgYm90aGVyIG1lCj4gd2l0aCBoYXZpbmcgdG8gdXNlIGl0IGZv ciB5b3UuCgpUaGUgQnVnemlsbGEgYXQgaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZyBpcyBv dXIgdG9vbCBvZiBjaG9pY2UgZm9yCnRyYWNraW5nIGJ1Z3MgaW4gZHJtL2k5MTUuIEl0J3MgeW91 ciBjaG9pY2UgdG8gbm90IGNyZWF0ZSBhbiBhY2NvdW50CnRoZXJlLCBidXQgcGxlYXNlLCBkb24n dCBleHBlY3QgdXMgdG8gd29yayBhcyBhIHByb3h5IGJldHdlZW4geW91IGFuZApidWd6aWxsYSBl aXRoZXIuIEl0J3MgYSBtdWNoIGJpZ2dlciBhbmQgdW5zY2FsYWJsZSBpbmNvbnZlbmllbmNlIGZv ciB1cwp0aGFuIGl0IGlzIGZvciB5b3UgdG8gY3JlYXRlIHRoYXQgYWNjb3VudC4KCkkgd29uJ3Qg Y2xhaW0geW91ciBidWcgd2lsbCBiZSBmaXhlZCBhbnkgZmFzdGVyIGlmIHlvdSBjaG9vc2UgdG8g Y3JlYXRlCmFuIGFjY291bnQsIGJ1dCBpdCdzIG11Y2ggbW9yZSBsaWtlbHkgaXQgd29uJ3QgZ2V0 IGxvc3QgYW5kIGZvcmdvdHRlbiBpbgp0aGUgbmV2ZXIgZW5kaW5nIHN0cmVhbSBvZiBlbWFpbHMg d2UgYWxsIGdldC4KCj4gWW91IG1lYW4gdGhlIG9uZXMgSSByZXBvcnRlZCBhIG1vbnRoIGFnbyBz aG91bGQgYmUgZml4ZWQ/IFNob3VsZCBJIHRyeSBhCj4gbmV3ZXIgbmlnaHRseSB0byBjaGVjaz8K ClllcywgcGxlYXNlLgoKSSdkIGFsc28gbGlrZSB0byBnZXQgYSBmdWxsIGRtZXNnIGZyb20geW91 LCB3aXRoIGRybS5kZWJ1Zz0xNCBtb2R1bGUKcGFyYW1ldGVyIHNldCwgYWxsIHRoZSB3YXkgZnJv bSBib290IHRvIHRoZSBwcm9ibGVtLgoKSG93ZXZlciwgcGVyc29uYWxseSBJIGZpbmQgaXQgYSBi aXQgb2Jub3hpb3VzIHRvIHNlbmQgYmlnIGxvZ3MgYnkgbWFpbAp0byBodW5kcmVkcyBvciB0aG91 c2FuZHMgb2Ygb3RoZXIgcGVvcGxlIG9uIHRoZSBsaXN0cyB3aG8gcmVhbGx5IGFyZW4ndAphdCBh bGwgaW50ZXJlc3RlZCBpbiB0aGVtLiBNYXliZSB5b3UgZG9uJ3QgbWluZCBib3RoZXJpbmcgdGhl bT8gSXQncwphbHNvIG5vdCBnb29kIHRvIGhpZGUgaXQgYXdheSBpbiBteSBwcml2YXRlIGluYm94 IGFsb25lLCBiZWNhdXNlIHRoZXJlCmFyZSBvdGhlciBkZXZlbG9wZXJzIHdobyB3aWxsIGJlIGlu dGVyZXN0ZWQuIEl0IGhhcyBhbHNvIHByb3ZlbiB0byBiZQpwcm9ibGVtYXRpYyB0byB1cGxvYWQg ZmlsZXMgdG8gcGFzdGViaW5zIGV0Yy4gd2hlcmUgdGhleSBleHBpcmUgYXQgc29tZQpwb2ludCBp biB0aW1lLCB1c3VhbGx5IHdoZW4gd2UnZCBsaWtlIHRvIGhhdmUgYSBsb29rLgoKQWdhaW4sIHRo ZSBvYnZpb3VzIHNvbHV0aW9uIHRvIHRoZSBhYm92ZSBpcyB0byBmaWxlIHRoYXQgYnVnIGFuZCBh dHRhY2gKdGhlIGRtZXNnIHRoZXJlLCBhdCB0aGUgdW5mb3J0dW5hdGUgc2xpZ2h0IGluY29udmVu aWVuY2Ugb2YgeW91IGNyZWF0aW5nCmFuIGFjY291bnQgdGhlcmUuCgpZb3VyIGNhbGwuCgoKQlIs CkphbmkuCgoKLS0gCkphbmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENl bnRlcgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRl bC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK