From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maarten Lankhorst Subject: Re: [PATCH] drm/i915/vlv: Fix off-by-1 error in calculating num_levels. Date: Wed, 20 Jul 2016 11:16:40 +0200 Message-ID: References: <1466685388-16504-1-git-send-email-chix.ding@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id DB5846E7BA for ; Wed, 20 Jul 2016 09:16:47 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chi Ding , yetundex.adebisi@intel.com, ville.syrjala@linux.intel.com, matthew.d.roper@intel.com, intel-gfx@lists.freedesktop.org, isg-gms@eclists.intel.com List-Id: intel-gfx@lists.freedesktop.org T3AgMTktMDctMTYgb20gMTc6MTQgc2NocmVlZiBNYWFydGVuIExhbmtob3JzdDoKPiBudW1fbGV2 ZWxzIHNob3VsZCBiZSBsZXZlbCsxLCBub3QgbGV2ZWwsIGVsc2UgbnVtX2xldmVscyAtIDEgYmVj b21lcwo+IG5lZ2F0aXZlLiBUaGlzIHJlc3VsdGVkIGluIGJvZ3VzIHdhdGVybWFya3MgYmVpbmcg d3JpdHRlbiB0byB0aGUgZmlyc3QKPiAyNTUgbGV2ZWxzIGxpa2UgYmVsb3c6Cj4KPiBbZHJtXSBT ZXR0aW5nIEZJRk8gd2F0ZXJtYXJrcyAtIEM6IHBsYW5lPTAsIGN1cnNvcj0wLCBzcHJpdGUwPTAs IHNwcml0ZTE9MCwgU1I6IHBsYW5lPTAsIGN1cnNvcj0wIGxldmVsPTI1NSBjeHNyPTAKPiBbZHJt OmNodl9zZXRfbWVtb3J5X2R2ZnMgW2k5MTVdXSAqRVJST1IqIHRpbWVkIG91dCB3YWl0aW5nIGZv ciBQdW5pdCBERFIgRFZGUyByZXF1ZXN0Cj4gW2RybTppbnRlbF9jcHVfZmlmb191bmRlcnJ1bl9p cnFfaGFuZGxlciBbaTkxNV1dICpFUlJPUiogQ1BVIHBpcGUgQyBGSUZPIHVuZGVycnVuCj4gW2Ry bTpjaHZfc2V0X21lbW9yeV9kdmZzIFtpOTE1XV0gKkVSUk9SKiB0aW1lZCBvdXQgd2FpdGluZyBm b3IgUHVuaXQgRERSIERWRlMgcmVxdWVzdAo+Cj4gVGVzdGNhc2U6IGttc19hdG9taWNfdHJhbnNp dGlvbgo+IEZpeGVzOiAyNjJjZDJlMTU0YzIgKCJkcm0vaTkxNTogQ0hWIEREUiBEVkZTIHN1cHBv cnQgYW5kIGFub3RoZXIgd2F0ZXJtYXJrIHJld3JpdGUiKQo+IENjOiBzdGFibGVAdmdlci5rZXJu ZWwub3JnCj4gQ2M6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5j b20+Cj4gU2lnbmVkLW9mZi1ieTogTWFhcnRlbiBMYW5raG9yc3QgPG1hYXJ0ZW4ubGFua2hvcnN0 QGxpbnV4LmludGVsLmNvbT4KPiAtLS0KPiBVcmdlbnQgZml4IGZvciB3YXRlcm1hcmsgc3VwcG9y dC4gVGhpcyBpcyBkZWZpbml0ZWx5IGEgcHJlLXJlcXVpc2l0ZSBmb3IgdGhpcyBzZXJpZXMuCj4g V2l0aCB0aGlzIEkndmUgbm90aWNlZCB0aGF0IHBhdGNoICJbUkZDIDMvOF0gZHJtL2k5MTUvdmx2 OiBNb3ZlIGZpZm9fc2l6ZSBmcm9tCj4gaW50ZWxfcGxhbmVfd21fcGFyYW1ldGVycyB0byB2bHZf d21fc3RhdGUiIGludHJvZHVjZXMgYSByZWdyZXNzaW9uIHdpdGggaW52YWxpZCBGSUZPIHNwbGl0 Lgo+Cj4gSSBuZWVkIHRvIGZpbmQgb3V0IHdoYXQncyBnb2luZyB3cm9uZyBpbiB0aGF0IHBhdGNo IGJlZm9yZSB0aGlzIHNlcmllcyBjYW4gYmUgYXBwbGllZC4KPgo+ICBkcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9wbS5jIHwgMiArLQo+ICAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24oKyks IDEgZGVsZXRpb24oLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9wbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+IGluZGV4IDM3NmM2MGI5 ODUxNS4uOGRlZmRjYzU0NTI5IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX3BtLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCj4gQEAgLTEx NDgsNyArMTE0OCw3IEBAIHN0YXRpYyB2b2lkIHZsdl9jb21wdXRlX3dtKHN0cnVjdCBpbnRlbF9j cnRjICpjcnRjKQo+ICAJCQl9Cj4gIAkJfQo+ICAKPiAtCQl3bV9zdGF0ZS0+bnVtX2xldmVscyA9 IGxldmVsOwo+ICsJCXdtX3N0YXRlLT5udW1fbGV2ZWxzID0gbGV2ZWwgKyAxOwo+ICAKPiAgCQlp ZiAoIXdtX3N0YXRlLT5jeHNyKQo+ICAJCQljb250aW51ZTsKCk5ldmVyIG1pbmQsIHRoaXMgcGF0 Y2ggaXMgYnJva2VuLiBsZXZlbCBjYW4gc3RpbGwgYmUgMCwgYnV0IGl0IG5lZWRzIGFub3RoZXIg c29sdXRpb24uIDooCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5v cmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n ZngK