From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH v4 1/2] drm/i915: Track minimum acceptable cdclk instead of "minimum dotclock" Date: Tue, 5 Sep 2017 15:58:02 +0300 Message-ID: <20170905125802.GJ4914@intel.com> References: <20170710193347.8734-1-ville.syrjala@linux.intel.com> <20170830185703.8189-1-ville.syrjala@linux.intel.com> <20170831184811.GR4914@intel.com> <3a001c2c-008e-dc89-ffad-76f732889bfd@linux.intel.com> <20170904155812.GF4914@intel.com> <3fa41827-f2e3-f44d-1cd2-57617e4f7e27@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9071E89804 for ; Tue, 5 Sep 2017 12:58:06 +0000 (UTC) Content-Disposition: inline In-Reply-To: <3fa41827-f2e3-f44d-1cd2-57617e4f7e27@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Maarten Lankhorst Cc: Dhinakaran Pandiyan , intel-gfx@lists.freedesktop.org, Paulo Zanoni , Rodrigo Vivi List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBTZXAgMDQsIDIwMTcgYXQgMDg6NTE6MTZQTSArMDIwMCwgTWFhcnRlbiBMYW5raG9y c3Qgd3JvdGU6Cj4gT3AgMDQtMDktMTcgb20gMTc6NTggc2NocmVlZiBWaWxsZSBTeXJqw6Rsw6Q6 Cj4gPiBPbiBNb24sIFNlcCAwNCwgMjAxNyBhdCAxMjozOToyNVBNICswMjAwLCBNYWFydGVuIExh bmtob3JzdCB3cm90ZToKPiA+PiBPcCAzMS0wOC0xNyBvbSAyMDo0OCBzY2hyZWVmIFZpbGxlIFN5 cmrDpGzDpDoKPiA+Pj4gT24gV2VkLCBBdWcgMzAsIDIwMTcgYXQgMDk6NTc6MDNQTSArMDMwMCwg dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20gd3JvdGU6Cj4gPj4+PiBGcm9tOiBWaWxsZSBT eXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+ID4+Pj4KPiA+Pj4+IE1h a2UgdGhlIG1pbl9waXhjbGsgdGhpbmcgbGVzcyBjb25mdXNpbmcgYnkgY2hhbmdpbmcgaXQgdG8g dHJhY2sKPiA+Pj4+IHRoZSBtaW5pbXVtIGFjY2VwdGFibGUgY2RjbGsgZnJlcXVlbmN5IGluc3Rl YWQuIFRoaXMgbWVhbnMgbW92aW5nCj4gPj4+PiB0aGUgYXBwbGljYXRpb24gb2YgdGhlIGd1YXJk YmFuZHMgdG8gYSBzbGlnaHRseSBoaWdoZXIgbGV2ZWwgZnJvbQo+ID4+Pj4gdGhlIGxvdyBsZXZl bCBwbGF0Zm9ybSBzcGVjaWZpYyBjYWxjX2NkY2xrKCkgZnVuY3Rpb25zLgo+ID4+Pj4KPiA+Pj4+ IFRoZSBpbW1lZGlhdGUgYmVuZWZpdCBpcyBlbGltaW5hdGlvbiBvZiB0aGUgY29uZnVzaW5nIDJ4 IGZhY3RvcnMKPiA+Pj4+IG9uIEdMSy9DTkwrIGluIHRoZSBhdWRpbyB3b3JrYXJvdW5kcyAod2hp Y2ggc3RlbXMgZnJvbSB0aGUgZmFjdAo+ID4+Pj4gdGhhdCB0aGUgcGlwZXMgcHJvZHVjZSB0d28g cGl4ZWxzIHBlciBjbG9jaykuCj4gPj4+Pgo+ID4+Pj4gdjI6IEtlZXAgY2RjbGsgaGlnaGVyIG9u IENOTCB0byB3b3JrYXJvdW5kIG1pc3NpbmcgRERJIGNsb2NrIHZvbHRhZ2UgaGFuZGxpbmcKPiA+ Pj4+IHYzOiBTcXVhc2ggd2l0aCB0aGUgQ05MIGNkY2xrIGxpbWl0cyBwYXRjaCAoREspCj4gPj4+ PiB2NDogcy9pbnRlbF9taW5fY2RjbGsvaW50ZWxfcGl4ZWxfcmF0ZV90b19jZGNsay8gKERLKQo+ ID4+Pj4KPiA+Pj4+IENjOiBQYXVsbyBaYW5vbmkgPHBhdWxvLnIuemFub25pQGludGVsLmNvbT4K PiA+Pj4+IENjOiBSb2RyaWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+Cj4gPj4+PiBD YzogRGhpbmFrYXJhbiBQYW5kaXlhbiA8ZGhpbmFrYXJhbi5wYW5kaXlhbkBpbnRlbC5jb20+Cj4g Pj4+PiBDYzogTWFhcnRlbiBMYW5raG9yc3QgPG1hYXJ0ZW4ubGFua2hvcnN0QGxpbnV4LmludGVs LmNvbT4KPiA+Pj4+IFJldmlld2VkLWJ5OiBEaGluYWthcmFuIFBhbmRpeWFuIDxkaGluYWthcmFu LnBhbmRpeWFuQGludGVsLmNvbT4KPiA+Pj4+IFNpZ25lZC1vZmYtYnk6IFZpbGxlIFN5cmrDpGzD pCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4gPj4+IEkgZGlkbid0IGdldCBhbnkg b2JqZWN0aW9ucyBmcm9tIHRoZSBDTkwgY2FtcCwgc28gSSB3ZW50IGFoZWFkIGFuZAo+ID4+PiBw dXNoZWQgdGhlIHNlcmllcy4gVGhhbmtzIGZvciB0aGUgcmV2aWV3cy4KPiA+Pj4KPiA+PiBJIHNl ZW0gdG8gaGF2ZSBhIFdBUk5fT04gZHVyaW5nIGluaXQgbm93IG9uIG15IGJyb2Fkd2VsbCwgbGlr ZWx5IHJlbGF0ZWQgdG8gdGhpcyBzZXJpZXM/Cj4gPj4KPiA+PiBbICAgMTMuMTA1MzEwXSBpOTE1 IDAwMDA6MDA6MDIuMDogdmdhYXJiOiBjaGFuZ2VkIFZHQSBkZWNvZGVzOiBvbGRkZWNvZGVzPWlv K21lbSxkZWNvZGVzPWlvK21lbTpvd25zPWlvK21lbQo+ID4+IFsgICAxMy4xMzIyNjRdIHN5c3Rl bWQtam91cm5hbGRbMTU5XTogU3VjY2Vzc2Z1bGx5IHNlbnQgc3RyZWFtIGZpbGUgZGVzY3JpcHRv ciB0byBzZXJ2aWNlIG1hbmFnZXIuCj4gPj4gWyAgIDEzLjE2MTAxNl0gV0FSTl9PTihtaW5fY2Rj bGsgPCAwKQo+ID4gSG1tLiBJIHRoaW5rIEkgbmVlZCB0byBzZWUgdGhlIGZ1bGwgZG1lc2cgdG8g ZmlndXJlIHRoaXMgb25lIG91dC4KPiA+Cj4gWyAgMTg4LjM1NDk5N10gW2RybTppbnRlbF9tb2Rl c2V0X2luaXQgW2k5MTVdXSAzIGRpc3BsYXkgcGlwZXMgYXZhaWxhYmxlLgo+IFsgIDE4OC4zNTY1 NzVdIFtkcm06aW50ZWxfdXBkYXRlX2NkY2xrIFtpOTE1XV0gQ3VycmVudCBDRCBjbG9jayByYXRl OiA1NDAwMDAga0h6LCBWQ086IDAga0h6LCByZWY6IDAga0h6Cj4gWyAgMTg4LjM1NzA2N10gW2Ry bTppbnRlbF91cGRhdGVfbWF4X2NkY2xrIFtpOTE1XV0gTWF4IENEIGNsb2NrIHJhdGU6IDU0MDAw MCBrSHoKPiBbICAxODguMzU3MjIwXSBbZHJtOmludGVsX3VwZGF0ZV9tYXhfY2RjbGsgW2k5MTVd XSBNYXggZG90Y2xvY2sgcmF0ZTogNTQwMDAwIGtIego+IC4uLiA8c25pcCBzb21lIGh3IHJhZG91 dCBzcGFtPgo+IFsgIDE4OC4zNjM2NDhdIFtkcm06ZHJtX2F0b21pY19zZXRfbW9kZV9mb3JfY3J0 YyBbZHJtXV0gU2V0IFtNT0RFOjY0MHg0ODBdIGZvciBDUlRDIHN0YXRlIGZmZmY4ODAwYzc5ZTIy MDAKPiBbICAxODguMzYzNzg0XSBbZHJtOmludGVsX2NydGNfY29tcHV0ZV9taW5fY2RjbGsgW2k5 MTVdXSByZXF1aXJlZCBjZGNsayAoNjA3NTAwIGtIeikgZXhjZWVkcyBtYXggKDU0MDAwMCBrSHop Cj4gWyAgMTg4LjM2Mzg0OF0gV0FSTl9PTihtaW5fY2RjbGsgPCAwKQo+IC4uLgo+IFsgIDE4OC4z NjgwMDVdIFtkcm06aW50ZWxfZHVtcF9waXBlX2NvbmZpZyBbaTkxNV1dIFtDUlRDOjM2OnBpcGUg QV1bc2V0dXBfaHdfc3RhdGVdCj4gWyAgMTg4LjM2ODE1NV0gW2RybTppbnRlbF9kdW1wX3BpcGVf Y29uZmlnIFtpOTE1XV0gY3B1X3RyYW5zY29kZXI6IEEsIHBpcGUgYnBwOiAyNCwgZGl0aGVyaW5n OiAwCj4gWyAgMTg4LjM2ODI3Nl0gW2RybTppbnRlbF9kdW1wX3BpcGVfY29uZmlnIFtpOTE1XV0g YXVkaW86IDAsIGluZm9mcmFtZXM6IDAKPiBbICAxODguMzY4MzkwXSBbZHJtOmludGVsX2R1bXBf cGlwZV9jb25maWcgW2k5MTVdXSByZXF1ZXN0ZWQgbW9kZToKPiBbICAxODguMzY4NjkyXSBbZHJt OmRybV9tb2RlX2RlYnVnX3ByaW50bW9kZWxpbmUgW2RybV1dIE1vZGVsaW5lIDA6IjY0MHg0ODAi IDEyODYgNTQwMDAwIDY0MCA2NTYgNzUyIDgwMCA0ODAgNDkwIDQ5MiA1MjUgMHg0MCAweGEKPiBb ICAxODguMzY4ODMzXSBbZHJtOmludGVsX2R1bXBfcGlwZV9jb25maWcgW2k5MTVdXSBhZGp1c3Rl ZCBtb2RlOgo+IFsgIDE4OC4zNjg4OTddIFtkcm06ZHJtX21vZGVfZGVidWdfcHJpbnRtb2RlbGlu ZSBbZHJtXV0gTW9kZWxpbmUgMDoiNjQweDQ4MCIgMTI4NiA1NDAwMDAgNjQwIDY1NiA3NTIgODAw IDQ4MCA0OTAgNDkyIDUyNSAweDQwIDB4YQo+IFsgIDE4OC4zNjkwNDFdIFtkcm06aW50ZWxfZHVt cF9waXBlX2NvbmZpZyBbaTkxNV1dIGNydGMgdGltaW5nczogNTQwMDAwIDY0MCA2NTYgNzUyIDgw MCA0ODAgNDkwIDQ5MiA1MjUsIHR5cGU6IDB4NDAgZmxhZ3M6IDB4YQoKQ29vbC4gNjQweDQ4MCB3 aXRoIGEgcmVmcmVzaCByYXRlIG9mIH4xMjg2IEh6LiBJIHdhbnQgb25lIG9mIHRob3NlIGRpc3Bs YXlzIDpQCgpTbyBub3cgdGhlIHF1ZXN0aW9uIGJlY29tZXMgaWYgd2UgbWFkZSBhIG1pc3Rha2Ug aW4gdGhlIGNsb2NrL3RpbWluZ3MgcmVhZG91dCBvcgppZiB0aGUgaGFyZHdhcmUgaXMgcmVhbGx5 IHByb2dyYW1tZWQgdG8gdXNlIHRob3NlIHZhbHVlcy4KCj4gWyAgMTg4LjM2OTIzNV0gW2RybTpp bnRlbF9kdW1wX3BpcGVfY29uZmlnIFtpOTE1XV0gcG9ydCBjbG9jazogNTQwMDAwLCBwaXBlIHNy YyBzaXplOiA3MjB4NDAwLCBwaXhlbCByYXRlIDYwNzUwMAo+IFsgIDE4OC4zNjkzNjZdIFtkcm06 aW50ZWxfZHVtcF9waXBlX2NvbmZpZyBbaTkxNV1dIHBjaCBwZml0OiBwb3M6IDB4MDAwMDAwMDAs IHNpemU6IDB4MDI4MDAxZTAsIGVuYWJsZWQKPiBbICAxODguMzY5NDkwXSBbZHJtOmludGVsX2R1 bXBfcGlwZV9jb25maWcgW2k5MTVdXSBpcHM6IDAsIGRvdWJsZSB3aWRlOiAwCj4gWyAgMTg4LjM2 OTYwMF0gW2RybTpoc3dfZHVtcF9od19zdGF0ZSBbaTkxNV1dIGRwbGxfaHdfc3RhdGU6IHdycGxs OiAweDAgc3BsbDogMHgwCj4gWyAgMTg4LjM2OTcxOV0gW2RybTppbnRlbF9kdW1wX3BpcGVfY29u ZmlnIFtpOTE1XV0gcGxhbmVzIG9uIHRoaXMgY3J0Ywo+IAo+IAo+IElzIHRoaXMgZW5vdWdoIGlu Zm8/CgotLSAKVmlsbGUgU3lyasOkbMOkCkludGVsIE9UQwpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZngK