From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Empty the ring before disabling Date: Fri, 27 Oct 2017 14:27:59 +0300 Message-ID: <20171027112759.GZ10981@intel.com> References: <20171026235639.5281-1-chris@chris-wilson.co.uk> 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 764776E8FB for ; Fri, 27 Oct 2017 11:28:02 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20171026235639.5281-1-chris@chris-wilson.co.uk> 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 T24gRnJpLCBPY3QgMjcsIDIwMTcgYXQgMTI6NTY6MzlBTSArMDEwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IEFuIGludGVyZXN0aW5nIHNuaXBwZXQgZnJvbSBTYW5keWJyaWRnZSdzIHBybToKPiAK PiAiQWx0aG91Z2ggYSBSaW5nIEJ1ZmZlciBjYW4gYmUgZW5hYmxlZCBpbiB0aGUgbm9uLWVtcHR5 IHN0YXRlLCBpdCBtdXN0Cj4gbm90IGJlIGRpc2FibGVkIHVubGVzcyBpdCBpcyBlbXB0eS4gQXR0 ZW1wdGluZyB0byBkaXNhYmxlIGEgUmluZyBCdWZmZXIKPiBpbiB0aGUgbm9uLWVtcHR5IHN0YXRl IGlzIFVOREVGSU5FRC4iCgpIb3dldmVyIGVsc2V3aGVyZSBpdCBzdGlsbCBzYXlzOgoiV3JpdGlu ZyB0aGUgSGVhZCBPZmZzZXQgd2hpbGUgdGhlIFJCIGlzIGVuYWJsZWQgaXMgVU5ERUZJTkVEIgph bmQKIkl0IGNhbiBiZSBlbmFibGVkIG9yIGRpc2FibGVkIHJlZ2FyZGxlc3Mgb2Ygd2hldGhlciB0 aGVyZQogYXJlIHZhbGlkIGluc3RydWN0aW9ucyBwZW5kaW5nLiIKCkFuZCBnZW4yLzMgYnNwZWMg c2F5cyB0aGlzOgoiUmluZyBidWZmZXJzIGNhbiBiZSBkaXNhYmxlZCB3aXRoIHZhbGlkIGluc3Ry dWN0aW9ucyBwZW5kaW5nLgpXaGVuIGRpc2FibGVkLCB0aGUgcmluZyBidWZmZXIgd2lsbCBiZSBy ZW1vdmVkIGZyb20gY29tbWFuZCAKc3RyZWFtIGFyYml0cmF0aW9uIGF0IHRoZSBuZXh0IGFyYml0 cmF0aW9uIHBvaW50IChpLmUuLAppbnN0cnVjdGlvbiBib3VuZGFyeSkuIgoKPiAKPiBMZXQncyBh dm9pZCB0aGUgdW5kZWZpbmVkIGJlaGF2aW91ciBhcyB3ZSBkaXNhYmxlIHRoZSByaW5ncyBwcmlv ciB0bwo+IHJlc2V0IGFuZCByZXN1bWUuCj4gCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgV2lsc29u IDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4gQ2M6IE1pa2EgS3VvcHBhbGEgPG1pa2Eua3Vv cHBhbGFAbGludXguaW50ZWwuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9yaW5nYnVmZmVyLmMgfCA0ICsrKy0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfdW5j b3JlLmMgICAgIHwgNCArKystCj4gIDIgZmlsZXMgY2hhbmdlZCwgNiBpbnNlcnRpb25zKCspLCAy IGRlbGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9yaW5nYnVmZmVyLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9yaW5nYnVmZmVyLmMK PiBpbmRleCAwNWUwMTQ0NmIwMGIuLjNmMjA3M2E5ZDM3YSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9yaW5nYnVmZmVyLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9yaW5nYnVmZmVyLmMKPiBAQCAtNDgwLDEwICs0ODAsMTIgQEAgc3RhdGljIGJv b2wgc3RvcF9yaW5nKHN0cnVjdCBpbnRlbF9lbmdpbmVfY3MgKmVuZ2luZSkKPiAgCQl9Cj4gIAl9 Cj4gIAo+IC0JSTkxNV9XUklURV9DVEwoZW5naW5lLCAwKTsKPiAgCUk5MTVfV1JJVEVfSEVBRChl bmdpbmUsIDApOwo+ICAJSTkxNV9XUklURV9UQUlMKGVuZ2luZSwgMCk7Cj4gIAo+ICsJLyogVGhl IHJpbmcgbXVzdCBiZSBlbXB0eSBiZWZvcmUgaXQgaXMgZGlzYWJsZWQgKi8KPiArCUk5MTVfV1JJ VEVfQ1RMKGVuZ2luZSwgMCk7Cj4gKwo+ICAJcmV0dXJuIChJOTE1X1JFQURfSEVBRChlbmdpbmUp ICYgSEVBRF9BRERSKSA9PSAwOwo+ICB9Cj4gIAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF91bmNvcmUuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3VuY29y ZS5jCj4gaW5kZXggMjBlM2M2NWMwOTk5Li5hYzY4OGVlNmZlNGUgMTAwNjQ0Cj4gLS0tIGEvZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfdW5jb3JlLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF91bmNvcmUuYwo+IEBAIC0xMzg3LDEwICsxMzg3LDEyIEBAIHN0YXRpYyB2b2lk IGdlbjNfc3RvcF9lbmdpbmUoc3RydWN0IGludGVsX2VuZ2luZV9jcyAqZW5naW5lKQo+ICAJCURS TV9ERUJVR19EUklWRVIoIiVzOiB0aW1lZCBvdXQgb24gU1RPUF9SSU5HXG4iLAo+ICAJCQkJIGVu Z2luZS0+bmFtZSk7Cj4gIAo+IC0JSTkxNV9XUklURV9GVyhSSU5HX0NUTChiYXNlKSwgMCk7Cj4g IAlJOTE1X1dSSVRFX0ZXKFJJTkdfSEVBRChiYXNlKSwgMCk7Cj4gIAlJOTE1X1dSSVRFX0ZXKFJJ TkdfVEFJTChiYXNlKSwgMCk7Cj4gIAo+ICsJLyogVGhlIHJpbmcgbXVzdCBiZSBlbXB0eSBiZWZv cmUgaXQgaXMgZGlzYWJsZWQgKi8KPiArCUk5MTVfV1JJVEVfRlcoUklOR19DVEwoYmFzZSksIDAp Owo+ICsKPiAgCS8qIENoZWNrIGFjdHMgYXMgYSBwb3N0ICovCj4gIAlpZiAoSTkxNV9SRUFEX0ZX KFJJTkdfSEVBRChiYXNlKSkgIT0gMCkKPiAgCQlEUk1fREVCVUdfRFJJVkVSKCIlczogcmluZyBo ZWFkIG5vdCBwYXJrZWRcbiIsCj4gLS0gCj4gMi4xNS4wLnJjMgo+IAo+IF9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlz dAo+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwczovL2xpc3RzLmZyZWVk ZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAoKLS0gClZpbGxlIFN5cmrDpGzD pApJbnRlbCBPVEMKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4 Cg==