From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paulo Zanoni Subject: Re: [PATCH 11/17] drm/i915/icl: Implement voltage swing programming sequence for MG PHY DDI Date: Thu, 22 Mar 2018 15:58:55 -0700 Message-ID: <1521759535.26921.49.camel@intel.com> References: <20180222035519.13486-1-paulo.r.zanoni@intel.com> <20180222035519.13486-12-paulo.r.zanoni@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6FBE36E201 for ; Thu, 22 Mar 2018 22:59:10 +0000 (UTC) In-Reply-To: <20180222035519.13486-12-paulo.r.zanoni@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: Rodrigo Vivi List-Id: intel-gfx@lists.freedesktop.org RW0gUXVpLCAyMDE4LTAyLTIyIMOgcyAwMDo1NSAtMDMwMCwgUGF1bG8gWmFub25pIGVzY3JldmV1 Ogo+IEZyb206IE1hbmFzaSBOYXZhcmUgPG1hbmFzaS5kLm5hdmFyZUBpbnRlbC5jb20+Cj4gCj4g VGhpcyBzZXF1ZW5jZSBpcyB1c2VkIHRvIHNldHVwIHZvbHRhZ2Ugc3dpbmcgYmVmb3JlIGVuYWJs aW5nIE1HIFBIWQo+IERESQo+IGFzIHdlbGwgYXMgZm9yIGNoYW5naW5nIHRoZSB2b2x0YWdlIGR1 cmluZyBEaXNwbGF5UG9ydCBMaW5rIHRyYWluaW5nLgo+IAo+IEZvciBJQ0wsIHRoZXJlIGFyZSB0 d28gdHlwZXMgb2YgRERJcy4gVGhpcyBzZXF1ZW5jZSBuZWVkcyB0byBiZSB1c2VkCj4gZm9yIE1H IFBIWSBEREkgd2hpY2ggaXMgcG9ydHMgQy1GLgo+IAo+IHY1IChmcm9tIFBhdWxvKToKPiAqIENo ZWNrcGF0Y2guCj4gdjQgKGZyb20gUGF1bG8pOgo+ICogRml4IGJvZ3VzIGVycm9yIG1lc3NhZ2UK PiAqIEZpeCBjb3B5K3Bhc3RlIGJ1Z3MgKG1pc3Npbmcgcy9UWDEvVFgyLyBhZnRlciBjb3B5K3Bh c3RlKQo+ICogVXNlIHRoZSBuZXcgbWFzayBuYW1lcwo+ICogU3RheSB1bmRlciA4MCBjb2x1bW5z Cj4gKiBBZGQgc29tZSBibGFuayBsaW5lcwo+IHYzOgo+ICogQ2xlYXIgdGhlIHJlZ3MgYmVmb3Jl IHdyaXRpbmcgKFBhdWxvKQo+IHYyOgo+ICogUmVuYW1lIHRvIE1HIFBIWSBpbiB0aGUgZnVuY3Rp b24gZGVmIChKYW5pIE5pa3VsYSkKPiAqIFJlYmFzZSBvbiB0b3Agb2YgbmV3IHJldmlzaW9uIG9m IG90aGVyIHBhdGNoZXMgaW4gc2VyaWVzCgpUaGUgc3BlYyBoYXMgY2hhbmdlZCBzaW5jZSB0aGlz IHBhdGNoIHdhcyB3cml0dGVuLiBUaGVyZSBhcmUgdHdvIG5ldwp0YWJsZXMgdG8gY29uc2lkZXIu CgpNYW5hc2ksIGNhbiB5b3UgbG9vayBpbnRvIHRoaXM/Cgo+IAo+IENjOiBSb2RyaWdvIFZpdmkg PHJvZHJpZ28udml2aUBpbnRlbC5jb20+Cj4gQ2M6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBs aW51eC5pbnRlbC5jb20+Cj4gU2lnbmVkLW9mZi1ieTogTWFuYXNpIE5hdmFyZSA8bWFuYXNpLmQu bmF2YXJlQGludGVsLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBQYXVsbyBaYW5vbmkgPHBhdWxvLnIu emFub25pQGludGVsLmNvbT4KPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGRp LmMgfCA4NQo+ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKy0KPiAgMSBm aWxlIGNoYW5nZWQsIDgzIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAt LWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jCj4gYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kZGkuYwo+IGluZGV4IDk4NDcxYjVjNWY3MC4uODhhNmM1MTA3OTc1IDEw MDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jCj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGRpLmMKPiBAQCAtMjM2NCw2ICsyMzY0LDg4IEBAIHN0 YXRpYyB2b2lkCj4gaWNsX2NvbWJvX3BoeV9kZGlfdnN3aW5nX3NlcXVlbmNlKHN0cnVjdCBpbnRl bF9lbmNvZGVyICplbmNvZGVyLCB1MzIKPiAgCUk5MTVfV1JJVEUoSUNMX1BPUlRfVFhfRFc1X0dS UChwb3J0KSwgdmFsKTsKPiAgfQo+ICAKPiArc3RhdGljIHZvaWQgaWNsX21nX3BoeV9kZGlfdnN3 aW5nX3NlcXVlbmNlKHN0cnVjdCBpbnRlbF9lbmNvZGVyCj4gKmVuY29kZXIsCj4gKwkJCQkJICAg dTMyIGxldmVsKQo+ICt7Cj4gKwlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0 b19pOTE1KGVuY29kZXItCj4gPmJhc2UuZGV2KTsKPiArCWVudW0gcG9ydCBwb3J0ID0gZW5jb2Rl ci0+cG9ydDsKPiArCWNvbnN0IHN0cnVjdCBpY2xfbWdfcGh5X2RkaV9idWZfdHJhbnMgKmRkaV90 cmFuc2xhdGlvbnM7Cj4gKwl1MzIgbl9lbnRyaWVzLCB2YWw7Cj4gKwlpbnQgbG47Cj4gKwo+ICsJ LyoKPiArCSAqIFZhbHVlcyBhcmUgbGlzdGVkIGluIHZvbHRhZ2Ugc3dpbmcgcHJvZ3JhbW1pbmcg dGFibGVzLgo+ICsJICogU2FtZSB2YWx1ZXMgZm9yIGFsbCB2b2x0YWdlIGxldmVscyBhbmQgcG9y dCB0eXBlcy4KPiArCSAqLwo+ICsJbl9lbnRyaWVzID0gQVJSQVlfU0laRShpY2xfbWdfcGh5X2Rk aV90cmFuc2xhdGlvbnMpOwo+ICsJZGRpX3RyYW5zbGF0aW9ucyA9IGljbF9tZ19waHlfZGRpX3Ry YW5zbGF0aW9uczsKPiArCS8qIFRoZSB0YWJsZSBkb2VzIG5vdCBoYXZlIHZhbHVlcyBmb3IgbGV2 ZWwgMyBhbmQgbGV2ZWwgOS4KPiAqLwo+ICsJaWYgKGxldmVsID49IG5fZW50cmllcyB8fCBsZXZl bCA9PSAzIHx8IGxldmVsID09IDkpIHsKPiArCQlEUk1fREVCVUdfS01TKCJEREkgdHJhbnNsYXRp b24gbm90IGZvdW5kIGZvciBsZXZlbAo+ICVkLiBVc2luZyAlZCBpbnN0ZWFkLiIsCj4gKwkJCSAg ICAgIGxldmVsLCBuX2VudHJpZXMgLSAyKTsKPiArCQlsZXZlbCA9IG5fZW50cmllcyAtIDI7Cj4g Kwl9Cj4gKwo+ICsJLyogU2V0IE1HX1RYX0xJTktfUEFSQU1TIGNyaV91c2VfZnMzMiB0byAwLiAq Lwo+ICsJZm9yIChsbiA9IDA7IGxuIDwgMjsgbG4rKykgewo+ICsJCXZhbCA9IEk5MTVfUkVBRChJ Q0xfUE9SVF9NR19UWDFfTElOS19QQVJBTVMocG9ydCwKPiBsbikpOwo+ICsJCXZhbCAmPSB+Q1JJ X1VTRV9GUzMyOwo+ICsJCUk5MTVfV1JJVEUoSUNMX1BPUlRfTUdfVFgxX0xJTktfUEFSQU1TKHBv cnQsIGxuKSwKPiB2YWwpOwo+ICsKPiArCQl2YWwgPSBJOTE1X1JFQUQoSUNMX1BPUlRfTUdfVFgy X0xJTktfUEFSQU1TKHBvcnQsCj4gbG4pKTsKPiArCQl2YWwgJj0gfkNSSV9VU0VfRlMzMjsKPiAr CQlJOTE1X1dSSVRFKElDTF9QT1JUX01HX1RYMl9MSU5LX1BBUkFNUyhwb3J0LCBsbiksCj4gdmFs KTsKPiArCX0KPiArCj4gKwkvKiBQcm9ncmFtIE1HX1RYX1NXSU5HQ1RSTCB3aXRoIHZhbHVlcyBm cm9tIHZzd2luZyB0YWJsZSAqLwo+ICsJZm9yIChsbiA9IDA7IGxuIDwgMjsgbG4rKykgewo+ICsJ CXZhbCA9IEk5MTVfUkVBRChJQ0xfUE9SVF9NR19UWDFfU1dJTkdDVFJMKHBvcnQsCj4gbG4pKTsK PiArCQl2YWwgJj0gfkNSSV9UWERFRU1QSF9PVkVSUklERV8xN18xMl9NQVNLOwo+ICsJCXZhbCB8 PSBDUklfVFhERUVNUEhfT1ZFUlJJREVfMTdfMTIoCj4gKwkJCWRkaV90cmFuc2xhdGlvbnNbbGV2 ZWxdLmNyaV90eGRlZW1waF9vdmVycmlkCj4gZV8xN18xMik7Cj4gKwkJSTkxNV9XUklURShJQ0xf UE9SVF9NR19UWDFfU1dJTkdDVFJMKHBvcnQsIGxuKSwKPiB2YWwpOwo+ICsKPiArCQl2YWwgPSBJ OTE1X1JFQUQoSUNMX1BPUlRfTUdfVFgyX1NXSU5HQ1RSTChwb3J0LAo+IGxuKSk7Cj4gKwkJdmFs ICY9IH5DUklfVFhERUVNUEhfT1ZFUlJJREVfMTdfMTJfTUFTSzsKPiArCQl2YWwgfD0gQ1JJX1RY REVFTVBIX09WRVJSSURFXzE3XzEyKAo+ICsJCQlkZGlfdHJhbnNsYXRpb25zW2xldmVsXS5jcmlf dHhkZWVtcGhfb3ZlcnJpZAo+IGVfMTdfMTIpOwo+ICsJCUk5MTVfV1JJVEUoSUNMX1BPUlRfTUdf VFgyX1NXSU5HQ1RSTChwb3J0LCBsbiksCj4gdmFsKTsKPiArCX0KPiArCj4gKwkvKiBQcm9ncmFt IE1HX1RYX0RSVkNUUkwgd2l0aCB2YWx1ZXMgZnJvbSB2c3dpbmcgdGFibGUgKi8KPiArCWZvciAo bG4gPSAwOyBsbiA8IDI7IGxuKyspIHsKPiArCQl2YWwgPSBJOTE1X1JFQUQoSUNMX1BPUlRfTUdf VFgxX0RSVkNUUkwocG9ydCwgbG4pKTsKPiArCQl2YWwgJj0gfihDUklfVFhERUVNUEhfT1ZFUlJJ REVfMTFfNl9NQVNLIHwKPiArCQkJIENSSV9UWERFRU1QSF9PVkVSUklERV81XzBfTUFTSyk7Cj4g KwkJdmFsIHw9IENSSV9UWERFRU1QSF9PVkVSUklERV81XzAoCj4gKwkJCWRkaV90cmFuc2xhdGlv bnNbbGV2ZWxdLmNyaV90eGRlZW1waF9vdmVycmlkCj4gZV81XzApIHwKPiArCQkgICAgICAgQ1JJ X1RYREVFTVBIX09WRVJSSURFXzExXzYoCj4gKwkJCWRkaV90cmFuc2xhdGlvbnNbbGV2ZWxdLmNy aV90eGRlZW1waF9vdmVycmlkCj4gZV8xMV82KSB8Cj4gKwkJICAgICAgIENSSV9UWERFRU1QSF9P VkVSUklERV9FTjsKPiArCQlJOTE1X1dSSVRFKElDTF9QT1JUX01HX1RYMV9EUlZDVFJMKHBvcnQs IGxuKSwgdmFsKTsKPiArCj4gKwkJdmFsID0gSTkxNV9SRUFEKElDTF9QT1JUX01HX1RYMl9EUlZD VFJMKHBvcnQsIGxuKSk7Cj4gKwkJdmFsICY9IH4oQ1JJX1RYREVFTVBIX09WRVJSSURFXzExXzZf TUFTSyB8Cj4gKwkJCSBDUklfVFhERUVNUEhfT1ZFUlJJREVfNV8wX01BU0spOwo+ICsJCXZhbCB8 PSBDUklfVFhERUVNUEhfT1ZFUlJJREVfNV8wKAo+ICsJCQlkZGlfdHJhbnNsYXRpb25zW2xldmVs XS5jcmlfdHhkZWVtcGhfb3ZlcnJpZAo+IGVfNV8wKSB8Cj4gKwkJICAgICAgIENSSV9UWERFRU1Q SF9PVkVSUklERV8xMV82KAo+ICsJCQlkZGlfdHJhbnNsYXRpb25zW2xldmVsXS5jcmlfdHhkZWVt cGhfb3ZlcnJpZAo+IGVfMTFfNikgfAo+ICsJCSAgICAgIENSSV9UWERFRU1QSF9PVkVSUklERV9F TjsKPiArCQlJOTE1X1dSSVRFKElDTF9QT1JUX01HX1RYMl9EUlZDVFJMKHBvcnQsIGxuKSwgdmFs KTsKPiArCX0KPiArCS8qIFByb2dyYW0gTUdfVFhfUElTT19SRUFETE9BRCB3aXRoIHZhbHVlcyBm cm9tIHZzd2luZyB0YWJsZQo+ICovCj4gKwlmb3IgKGxuID0gMDsgbG4gPCAyOyBsbisrKSB7Cj4g KwkJdmFsID0gSTkxNV9SRUFEKElDTF9QT1JUX01HX1RYMV9QSVNPX1JFQURMT0FEKHBvcnQsCj4g bG4pKTsKPiArCQl2YWwgfD0gQ1JJX0NBTENJTklUOwo+ICsJCUk5MTVfV1JJVEUoSUNMX1BPUlRf TUdfVFgxX1BJU09fUkVBRExPQUQocG9ydCwgbG4pLAo+IHZhbCk7Cj4gKwo+ICsJCXZhbCA9IEk5 MTVfUkVBRChJQ0xfUE9SVF9NR19UWDJfUElTT19SRUFETE9BRChwb3J0LAo+IGxuKSk7Cj4gKwkJ dmFsIHw9IENSSV9DQUxDSU5JVDsKPiArCQlJOTE1X1dSSVRFKElDTF9QT1JUX01HX1RYMl9QSVNP X1JFQURMT0FEKHBvcnQsIGxuKSwKPiB2YWwpOwo+ICsJfQo+ICt9Cj4gKwo+ICBzdGF0aWMgdm9p ZCBpY2xfZGRpX3Zzd2luZ19zZXF1ZW5jZShzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlciwK PiB1MzIgbGV2ZWwpCj4gIHsKPiAgCWVudW0gcG9ydCBwb3J0ID0gZW5jb2Rlci0+cG9ydDsKPiBA QCAtMjM3MSw4ICsyNDUzLDcgQEAgc3RhdGljIHZvaWQgaWNsX2RkaV92c3dpbmdfc2VxdWVuY2Uo c3RydWN0Cj4gaW50ZWxfZW5jb2RlciAqZW5jb2RlciwgdTMyIGxldmVsKQo+ICAJaWYgKHBvcnQg PT0gUE9SVF9BIHx8IHBvcnQgPT0gUE9SVF9CKQo+ICAJCWljbF9jb21ib19waHlfZGRpX3Zzd2lu Z19zZXF1ZW5jZShlbmNvZGVyLCBsZXZlbCk7Cj4gIAllbHNlCj4gLQkJLyogTm90IEltcGxlbWVu dGVkIFlldCAqLwo+IC0JCVdBUk5fT04oMSk7Cj4gKwkJaWNsX21nX3BoeV9kZGlfdnN3aW5nX3Nl cXVlbmNlKGVuY29kZXIsIGxldmVsKTsKPiAgfQo+ICAKPiAgc3RhdGljIHVpbnQzMl90IHRyYW5z bGF0ZV9zaWduYWxfbGV2ZWwoaW50IHNpZ25hbF9sZXZlbHMpCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwt Z2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=