From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: drm/i915: Watchdog timeout: IRQ handler for gen8+ Date: Mon, 7 Jan 2019 16:58:24 +0000 Message-ID: <3e3254dd-45cd-cd69-8d6d-176dad65ae8b@linux.intel.com> References: <20190105024001.37629-1-carlos.santa@intel.com> <20190105024001.37629-3-carlos.santa@intel.com> <154686945655.27300.8929519423115131327@skylake-alporthouse-com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2939F6EDDE for ; Mon, 7 Jan 2019 16:58:27 +0000 (UTC) In-Reply-To: <154686945655.27300.8929519423115131327@skylake-alporthouse-com> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , Carlos Santa , intel-gfx@lists.freedesktop.org Cc: Michel Thierry List-Id: intel-gfx@lists.freedesktop.org Ck9uIDA3LzAxLzIwMTkgMTM6NTcsIENocmlzIFdpbHNvbiB3cm90ZToKPiBRdW90aW5nIFR2cnRr byBVcnN1bGluICgyMDE5LTAxLTA3IDEzOjQzOjI5KQo+Pgo+PiBPbiAwNy8wMS8yMDE5IDExOjU4 LCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4KPj4gW3NuaXBdCj4+Cj4+Pj4gTm90ZSBhYm91dCBm dXR1cmUgaW50ZXJhY3Rpb24gd2l0aCBwcmVlbXB0aW9uOiBQcmVlbXB0aW9uIGNvdWxkIGhhcHBl bgo+Pj4+IGluIGEgY29tbWFuZCBzZXF1ZW5jZSBwcmlvciB0byB3YXRjaGRvZyBjb3VudGVyIGdl dHRpbmcgZGlzYWJsZWQsCj4+Pj4gcmVzdWx0aW5nIGluIHdhdGNoZG9nIGJlaW5nIHRyaWdnZXJl ZCBmb2xsb3dpbmcgcHJlZW1wdGlvbiAoZS5nLiB3aGVuCj4+Pj4gd2F0Y2hkb2cgaGFkIGJlZW4g ZW5hYmxlZCBpbiB0aGUgbG93IHByaW9yaXR5IGJhdGNoKS4gVGhlIGRyaXZlciB3aWxsCj4+Pj4g bmVlZCB0byBleHBsaWNpdGx5IGRpc2FibGUgdGhlIHdhdGNoZG9nIGNvdW50ZXIgYXMgcGFydCBv ZiB0aGUKPj4+PiBwcmVlbXB0aW9uIHNlcXVlbmNlLgo+Pj4KPj4+IERvZXMgdGhlIHNlcmllcyB0 YWtlIGNhcmUgb2YgcHJlZW1wdGlvbj8KPj4KPj4gSSBkaWQgbm90IGZpbmQgdGhhdCBpdCBkb2Vz Lgo+IAo+IE9oLiBJIGhvcGVkIHRoYXQgdGhlIHdhdGNoZG9nIHdhcyBzYXZlZCBhcyBwYXJ0IG9m IHRoZSBjb250ZXh0Li4uIFRoZW4KPiBkZXNwaXRlIHByZWVtcHRpb24sIHRoZSB0aW1lb3V0IHdv dWxkIHJlc3VtZSBmcm9tIHdoZXJlIHdlIGxlZnQgb2ZmIGFzCj4gc29vbiBhcyBpdCB3YXMgYmFj ayBvbiB0aGUgZ3B1Lgo+IAo+IElmIHRoZSB0aW1lb3V0IHJlbWFpbmluZyB3YXMgY29udGV4dCBz YXZlZCBpdCB3b3VsZCBiZSBtdWNoIHNpbXBsZXIgKGF0Cj4gbGVhc3Qgb24gZmlyc3QgZ2xhbmNl KSwgcGxlYXNlIHNheSBpdCBpcy4KCkkgbWFkZSBteSBjb21tZW50cyBnb2luZyBvbmx5IGJ5IHRo ZSB0ZXh0IGZyb20gdGhlIGNvbW1pdCBtZXNzYWdlIGFuZCAKdGhlIGFic2VuY2Ugb2YgYW55IHBy ZWVtcHRpb24gc3BlY2lhbCBoYW5kbGluZy4KCkhhdmluZyByZWFkIHRoZSBzcGVjLCB0aGUgc2l0 dWF0aW9uIHNlZW1zIGxpa2UgdGhpczoKCiAgKiBXYXRjaGRvZyBjb250cm9sIGFuZCB0aHJlc2hv bGQgcmVnaXN0ZXIgYXJlIGNvbnRleHQgc2F2ZWQgYW5kIHJlc3RvcmVkLgoKICAqIE9uIGEgY29u dGV4dCBzd2l0Y2ggd2F0Y2hkb2cgY291bnRlciBpcyByZXNldCB0byB6ZXJvIGFuZCAKYXV0b21h dGljYWxseSBkaXNhYmxlZCB1bnRpbCBlbmFibGVkIGJ5IGEgY29udGV4dCByZXN0b3JlIG9yIGV4 cGxpY2l0bHkuCgpTbyBpdCBzb3VuZHMgdGhlIGNvbW1pdCBtZXNzYWdlIGNvdWxkIGJlIHdyb25n IHRoYXQgc3BlY2lhbCBoYW5kbGluZyBpcyAKbmVlZGVkIGZyb20gdGhpcyBkaXJlY3Rpb24uIEJ1 dCByZWFkIHRpbGwgdGhlIGVuZCBvbiB0aGUgcmVzdHJpY3Rpb24gbGlzdGVkLgoKICAqIFdhdGNo ZG9nIGNvdW50ZXIgaXMgcmVzZXQgdG8gemVybyBhbmQgaXMgbm90IGFjY3VtdWxhdGVkIGFjcm9z cyAKbXVsdGlwbGUgc3VibWlzc2lvbiBvZiB0aGUgc2FtZSBjb250ZXh0IChkdWUgcHJlZW1wdGlv bikuCgpJIHJlYWQgdGhpcyBhcyAtIGFmdGVyIHByZWVtcHRpb24gY29udGV4dHMgZ2V0cyBhIG5l dyBmdWxsIHRpbWVvdXQgCmFsbG9jYXRpb24uIE9yIGluIG90aGVyIHdvcmRzLCBpZiBhIGNvbnRl eHQgaXMgcHJlZW1wdGVkIE4gdGltZXMsIGl0J3MgCmN1bXVsYXRpdmUgd2F0Y2hkb2cgdGltZW91 dCB3aWxsIGJlIE4gKiBzZXQgdmFsdWUuCgpUaGlzIGNvdWxkIGJlIHRoZW9yZXRpY2FsbHkgZXhw bG9pdGFibGUgdG8gYnlwYXNzIHRoZSB0aW1lb3V0LiBJZiBhIApjbGllbnQgc2V0cyB1cCB0d28g Y29udGV4dHMgd2l0aCBwcmlvIC0xIGFuZCAtMiwgYW5kIGtlZXBzIHN1Ym1pdHRpbmcgCnBlcmlv ZGljYWwgbm8tb3AgYmF0Y2hlcyBhZ2FpbnN0IHByaW8gLTEgY29udGV4dCwgd2hpbGUgcHJpbyAt MiBpcyBpdCdzIApvd24gaG9nLCB0aGVuIHByaW8gLTIgY29udGV4dCBkZWZlYXRzIHRoZSB3YXRj aGRvZyB0aW1lci4gSSB0aGluay4uIAp3b3VsZCBhcHByZWNpYXRlIGlzIHNvbWVvbmUgY2hhbGxl bmdlZCB0aGlzIGNvbmNsdXNpb24uCgpBbmQgZmluYWxseSB0aGVyZSBpcyBvbmUgcHJvZ3JhbW1p bmcgcmVzdHJpY3Rpb24gd2hpY2ggc2F5czoKCiAgKiBTVyBtdXN0IG5vdCBwcmVlbXB0IHRoZSB3 b3JrbG9hZCB3aGljaCBoYXMgd2F0Y2hkb2cgZW5hYmxlZC4gRWl0aGVyIAppdCBtdXN0OgoKYSkg ZGlzYWJsZSBwcmVlbXB0aW9uIGZvciB0aGF0IHdvcmtsb2FkIGNvbXBsZXRlbHksIG9yCmIpIGRp c2FibGUgdGhlIHdhdGNoZG9nIHZpYSBtbWlvIHdyaXRlIGJlZm9yZSBhbnkgd3JpdGUgdG8gRUxT UAoKVGhpcyBzZWVtcyBpdCBjb250cmFkaWN0aW9uIHdpdGggdGhlIHN0YXRlbWVudCB0aGF0IHRo ZSBjb3VudGVyIGdldHMgCmRpc2FibGVkIG9uIGNvbnRleHQgc3dpdGNoIGFuZCBzdGF5cyBkaXNh YmxlZC4KCkkgZGlkIG5vdCBzcG90IGFueXRoaW5nIGxpa2UgdGhpcyBpbiB0aGUgc2VyaWVzLiBT byBpdCB3b3VsZCBzZWVtIHRoZSAKY29tbWl0IG1lc3NhZ2UgaXMgY29ycmVjdCBhZnRlciBhbGwu CgpJdCB3b3VsZCBiZSBnb29kIGlmIHNvbWVvbmUgY291bGQgcmUtcmVhZCB0aGUgYnNwZWMgdGV4 dCBvbiByZWdpc3RlciAKMHgyMTc4IHRvIGRvdWJsZSBjaGVjayB3aGF0IEkgd3JvdGUuCgpSZWdh cmRzLAoKVHZydGtvCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eAo=