From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: Re: [PATCH 3/5] drm/i915/cnl+: Verify combo PHY HW state during PHY uninit Date: Sat, 3 Nov 2018 00:00:33 +0200 Message-ID: <20181102220033.GC21181@ideak-desk.fi.intel.com> References: <20181102180706.16582-1-imre.deak@intel.com> <20181102180706.16582-4-imre.deak@intel.com> Reply-To: imre.deak@intel.com Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id F19746E574 for ; Fri, 2 Nov 2018 22:00:36 +0000 (UTC) Content-Disposition: inline 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: "Souza, Jose" Cc: "intel-gfx@lists.freedesktop.org" , "Zanoni, Paulo R" , "Vivi, Rodrigo" List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBOb3YgMDIsIDIwMTggYXQgMTE6MjU6NThQTSArMDIwMCwgU291emEsIEpvc2Ugd3Jv dGU6Cj4gT24gRnJpLCAyMDE4LTExLTAyIGF0IDIwOjA3ICswMjAwLCBJbXJlIERlYWsgd3JvdGU6 Cj4gPiBWZXJpZnkgb24gQ05MLCBJQ0wgdGhhdCB0aGUgY29tYm8gUEhZIEhXIHN0YXRlIHN0YXll ZCBpbnRhY3QgYWZ0ZXIKPiA+IFBIWQo+ID4gaW5pdGlhbGl6YXRpb24uCj4gPiAKPiA+IENjOiBQ YXVsbyBaYW5vbmkgPHBhdWxvLnIuemFub25pQGludGVsLmNvbT4KPiA+IENjOiBWaWxsZSBTeXJq w6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+ID4gQ2M6IEpvc8OpIFJvYmVy dG8gZGUgU291emEgPGpvc2Uuc291emFAaW50ZWwuY29tPgo+ID4gQ2M6IFJvZHJpZ28gVml2aSA8 cm9kcmlnby52aXZpQGludGVsLmNvbT4KPiA+IFNpZ25lZC1vZmYtYnk6IEltcmUgRGVhayA8aW1y ZS5kZWFrQGludGVsLmNvbT4KPiA+IC0tLQo+ID4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2NvbWJvX3BoeS5jIHwgMTAzCj4gPiArKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKy0K PiA+ICAxIGZpbGUgY2hhbmdlZCwgMTAxIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCj4g PiAKPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9jb21ib19waHku Ywo+ID4gYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9jb21ib19waHkuYwo+ID4gaW5kZXgg MTMxODRhZTVhMjE3Li4xNTIyZTJhMjUzOTAgMTAwNjQ0Cj4gPiAtLS0gYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9jb21ib19waHkuYwo+ID4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfY29tYm9fcGh5LmMKPiA+IEBAIC01Miw4ICs1Miw4IEBAIHN0YXRpYyBjb25zdCBzdHJ1 Y3QgY25sX3Byb2Ntb24gewo+ID4gICAqIHJlZ2lzdGVycywgdGhhdCdzIHdoeSB3ZSBjYWxsIHRo ZSBJQ0wgbWFjcm9zIGV2ZW4gdGhvdWdoIHRoZQo+ID4gZnVuY3Rpb24gaGFzIENOTAo+ID4gICAq IG9uIGl0cyBuYW1lLgo+ID4gICAqLwo+ID4gLXN0YXRpYyB2b2lkIGNubF9zZXRfcHJvY21vbl9y ZWZfdmFsdWVzKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlCj4gPiAqZGV2X3ByaXYsCj4gPiAtCQkJ CSAgICAgICBlbnVtIHBvcnQgcG9ydCkKPiA+ICtzdGF0aWMgY29uc3Qgc3RydWN0IGNubF9wcm9j bW9uICoKPiA+ICtjbmxfZ2V0X3Byb2Ntb25fcmVmX3ZhbHVlcyhzdHJ1Y3QgZHJtX2k5MTVfcHJp dmF0ZSAqZGV2X3ByaXYsIGVudW0KPiA+IHBvcnQgcG9ydCkKPiA+ICB7Cj4gPiAgCWNvbnN0IHN0 cnVjdCBjbmxfcHJvY21vbiAqcHJvY21vbjsKPiA+ICAJdTMyIHZhbDsKPiA+IEBAIC04MCw2ICs4 MCwxNyBAQCBzdGF0aWMgdm9pZCBjbmxfc2V0X3Byb2Ntb25fcmVmX3ZhbHVlcyhzdHJ1Y3QKPiA+ IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAo+ID4gIAkJYnJlYWs7Cj4gPiAgCX0KPiA+ICAK PiA+ICsJcmV0dXJuIHByb2Ntb247Cj4gPiArfQo+ID4gKwo+ID4gK3N0YXRpYyB2b2lkIGNubF9z ZXRfcHJvY21vbl9yZWZfdmFsdWVzKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlCj4gPiAqZGV2X3By aXYsCj4gPiArCQkJCSAgICAgICBlbnVtIHBvcnQgcG9ydCkKPiA+ICt7Cj4gPiArCWNvbnN0IHN0 cnVjdCBjbmxfcHJvY21vbiAqcHJvY21vbjsKPiA+ICsJdTMyIHZhbDsKPiA+ICsKPiA+ICsJcHJv Y21vbiA9IGNubF9nZXRfcHJvY21vbl9yZWZfdmFsdWVzKGRldl9wcml2LCBwb3J0KTsKPiA+ICsK PiA+ICAJdmFsID0gSTkxNV9SRUFEKElDTF9QT1JUX0NPTVBfRFcxKHBvcnQpKTsKPiA+ICAJdmFs ICY9IH4oKDB4ZmYgPDwgMTYpIHwgMHhmZik7Cj4gPiAgCXZhbCB8PSBwcm9jbW9uLT5kdzE7Cj4g PiBAQCAtODksNiArMTAwLDYzIEBAIHN0YXRpYyB2b2lkIGNubF9zZXRfcHJvY21vbl9yZWZfdmFs dWVzKHN0cnVjdAo+ID4gZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCj4gPiAgCUk5MTVfV1JJ VEUoSUNMX1BPUlRfQ09NUF9EVzEwKHBvcnQpLCBwcm9jbW9uLT5kdzEwKTsKPiA+ICB9Cj4gPiAg Cj4gPiArc3RhdGljIGJvb2wgY2hlY2tfcGh5X3JlZyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAq ZGV2X3ByaXYsCj4gPiArCQkJICBlbnVtIHBvcnQgcG9ydCwgaTkxNV9yZWdfdCByZWcsIHUzMiBt YXNrLAo+ID4gKwkJCSAgdTMyIGV4cGVjdGVkX3ZhbCkKPiA+ICt7Cj4gPiArCXUzMiB2YWwgPSBJ OTE1X1JFQUQocmVnKTsKPiA+ICsKPiA+ICsJaWYgKCh2YWwgJiBtYXNrKSAhPSBleHBlY3RlZF92 YWwpIHsKPiA+ICsJCURSTV9ERUJVR19EUklWRVIoIlBvcnQtJWMgY29tYm8gUEhZIHJlZyAlMDh4 IHN0YXRlCj4gPiBtaXNtYXRjaDogIgo+ID4gKwkJCQkgImN1cnJlbnQgJTA4eCBtYXNrICUwOHgg ZXhwZWN0ZWQKPiA+ICUwOHhcbiIsCj4gPiArCQkJCSBwb3J0X25hbWUocG9ydCksCj4gPiArCQkJ CSByZWcucmVnLCB2YWwsIG1hc2ssIGV4cGVjdGVkX3ZhbCk7Cj4gPiArCQlyZXR1cm4gZmFsc2U7 Cj4gPiArCX0KPiA+ICsKPiA+ICsJcmV0dXJuIHRydWU7Cj4gPiArfQo+ID4gKwo+ID4gK3N0YXRp YyBib29sIGNubF92ZXJpZnlfcHJvY21vbl9yZWZfdmFsdWVzKHN0cnVjdCBkcm1faTkxNV9wcml2 YXRlCj4gPiAqZGV2X3ByaXYsCj4gPiArCQkJCQkgIGVudW0gcG9ydCBwb3J0KQo+ID4gK3sKPiA+ ICsJY29uc3Qgc3RydWN0IGNubF9wcm9jbW9uICpwcm9jbW9uOwo+ID4gKwlib29sIHJldDsKPiA+ ICsKPiA+ICsJcHJvY21vbiA9IGNubF9nZXRfcHJvY21vbl9yZWZfdmFsdWVzKGRldl9wcml2LCBw b3J0KTsKPiA+ICsKPiA+ICsJcmV0ID0gY2hlY2tfcGh5X3JlZyhkZXZfcHJpdiwgcG9ydCwgSUNM X1BPUlRfQ09NUF9EVzEocG9ydCksCj4gPiArCQkJICAgICgweGZmIDw8IDE2KSB8IDB4ZmYsIHBy b2Ntb24tPmR3MSk7Cj4gPiArCXJldCAmPSBjaGVja19waHlfcmVnKGRldl9wcml2LCBwb3J0LCBJ Q0xfUE9SVF9DT01QX0RXOShwb3J0KSwKPiA+ICsJCQkgICAgIC0xVSwgcHJvY21vbi0+ZHc5KTsK PiA+ICsJcmV0ICY9IGNoZWNrX3BoeV9yZWcoZGV2X3ByaXYsIHBvcnQsIElDTF9QT1JUX0NPTVBf RFcxMChwb3J0KSwKPiA+ICsJCQkgICAgIC0xVSwgcHJvY21vbi0+ZHcxMCk7Cj4gPiArCj4gPiAr CXJldHVybiByZXQ7Cj4gPiArfQo+ID4gKwo+ID4gK3N0YXRpYyBib29sIGNubF9jb21ib19waHlf ZW5hYmxlZChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4gPiArewo+ID4gKwly ZXR1cm4gIShJOTE1X1JFQUQoQ0hJQ0tFTl9NSVNDXzIpICYgQ05MX0NPTVBfUFdSX0RPV04pICYm Cj4gPiArCQkoSTkxNV9SRUFEKENOTF9QT1JUX0NPTVBfRFcwKSAmIENPTVBfSU5JVCk7Cj4gCj4g Cj4gTWlub3IgYnV0IHdvdWxkIGJlIGJldHRlciBhZGQgcGFyZW50aGVzaXMgaW4gdGhlIGZpcnN0 IHBhcnQ6Cj4gCj4gcmV0dXJuICghKEk5MTVfUkVBRChDSElDS0VOX01JU0NfMikgJiBDTkxfQ09N UF9QV1JfRE9XTikpICYmCj4gKEk5MTVfUkVBRChDTkxfUE9SVF9DT01QX0RXMCkgJiBDT01QX0lO SVQpOwoKVGhhdCdzIG92ZXJkb2luZyBpdCBpbW8uIENvbnNpZGVyIHRoYXQgeW91IHdvdWxkbid0 IGRvIHRoZSBzYW1lIGZvcgohYSAmJiBiCgo+IAo+ID4gK30KPiA+ICsKPiA+ICtzdGF0aWMgYm9v bCBjbmxfY29tYm9fcGh5X3ZlcmlmeV9zdGF0ZShzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZQo+ID4g KmRldl9wcml2KQo+ID4gK3sKPiA+ICsJZW51bSBwb3J0IHBvcnQgPSBQT1JUX0E7Cj4gPiArCWJv b2wgcmV0Owo+ID4gKwo+ID4gKwlpZiAoIWNubF9jb21ib19waHlfZW5hYmxlZChkZXZfcHJpdikp Cj4gPiArCQlyZXR1cm4gZmFsc2U7Cj4gPiArCj4gPiArCXJldCA9IGNubF92ZXJpZnlfcHJvY21v bl9yZWZfdmFsdWVzKGRldl9wcml2LCBwb3J0KTsKPiA+ICsKPiA+ICsJcmV0ICY9IGNoZWNrX3Bo eV9yZWcoZGV2X3ByaXYsIHBvcnQsIENOTF9QT1JUX0NMMUNNX0RXNSwKPiA+ICsJCQkgICAgIENM X1BPV0VSX0RPV05fRU5BQkxFLAo+ID4gQ0xfUE9XRVJfRE9XTl9FTkFCTEUpOwo+ID4gKwo+ID4g KwlyZXR1cm4gcmV0Owo+ID4gK30KPiA+ICsKPiA+ICB2b2lkIGNubF9jb21ib19waHlzX2luaXQo c3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ID4gIHsKPiA+ICAJdTMyIHZhbDsK PiA+IEBAIC0xMTMsMTEgKzE4MSwzOCBAQCB2b2lkIGNubF9jb21ib19waHlzX3VuaW5pdChzdHJ1 Y3QKPiA+IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ID4gIHsKPiA+ICAJdTMyIHZhbDsK PiA+ICAKPiA+ICsJaWYgKCFjbmxfY29tYm9fcGh5X3ZlcmlmeV9zdGF0ZShkZXZfcHJpdikpCj4g PiArCQlEUk1fV0FSTigiQ29tYm8gUEhZIEhXIHN0YXRlIGNoYW5nZWQgdW5leHBlY3RlZGx5Llxu Iik7Cj4gPiArCj4gPiAgCXZhbCA9IEk5MTVfUkVBRChDSElDS0VOX01JU0NfMik7Cj4gPiAgCXZh bCB8PSBDTkxfQ09NUF9QV1JfRE9XTjsKPiA+ICAJSTkxNV9XUklURShDSElDS0VOX01JU0NfMiwg dmFsKTsKPiA+ICB9Cj4gPiAgCj4gPiArc3RhdGljIGJvb2wgaWNsX2NvbWJvX3BoeV9lbmFibGVk KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiA+ICsJCQkJICBlbnVtIHBvcnQg cG9ydCkKPiA+ICt7Cj4gPiArCXJldHVybiAhKEk5MTVfUkVBRChJQ0xfUEhZX01JU0MocG9ydCkp ICYKPiA+ICsJCSBJQ0xfUEhZX01JU0NfREVfSU9fQ09NUF9QV1JfRE9XTikgJiYKPiA+ICsJCShJ OTE1X1JFQUQoSUNMX1BPUlRfQ09NUF9EVzAocG9ydCkpICYgQ09NUF9JTklUKTsKPiAKPiBTYW1l IGluIGhlcmU6Cj4gCj4gcmV0dXJuICghKEk5MTVfUkVBRChJQ0xfUEhZX01JU0MocG9ydCkpICYK PiBJQ0xfUEhZX01JU0NfREVfSU9fQ09NUF9QV1JfRE9XTikpICYmCj4gKEk5MTVfUkVBRChJQ0xf UE9SVF9DT01QX0RXMChwb3J0KSkgJiBDT01QX0lOSVQpOwo+IAo+IE90aGVyIHRoYW4gdGhhdDoK PiBSZXZpZXdlZC1ieTogSm9zw6kgUm9iZXJ0byBkZSBTb3V6YSA8am9zZS5zb3V6YUBpbnRlbC5j b20+Cj4gCj4gPiArfQo+ID4gKwo+ID4gK3N0YXRpYyBib29sIGljbF9jb21ib19waHlfdmVyaWZ5 X3N0YXRlKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlCj4gPiAqZGV2X3ByaXYsCj4gPiArCQkJCSAg ICAgICBlbnVtIHBvcnQgcG9ydCkKPiA+ICt7Cj4gPiArCWJvb2wgcmV0Owo+ID4gKwo+ID4gKwlp ZiAoIWljbF9jb21ib19waHlfZW5hYmxlZChkZXZfcHJpdiwgcG9ydCkpCj4gPiArCQlyZXR1cm4g ZmFsc2U7Cj4gPiArCj4gPiArCXJldCA9IGNubF92ZXJpZnlfcHJvY21vbl9yZWZfdmFsdWVzKGRl dl9wcml2LCBwb3J0KTsKPiA+ICsKPiA+ICsJcmV0ICY9IGNoZWNrX3BoeV9yZWcoZGV2X3ByaXYs IHBvcnQsIElDTF9QT1JUX0NMX0RXNShwb3J0KSwKPiA+ICsJCQkgICAgIENMX1BPV0VSX0RPV05f RU5BQkxFLAo+ID4gQ0xfUE9XRVJfRE9XTl9FTkFCTEUpOwo+ID4gKwo+ID4gKwlyZXR1cm4gcmV0 Owo+ID4gK30KPiA+ICsKPiA+ICB2b2lkIGljbF9jb21ib19waHlzX2luaXQoc3RydWN0IGRybV9p OTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ID4gIHsKPiA+ICAJZW51bSBwb3J0IHBvcnQ7Cj4gPiBA QCAtMTQ4LDYgKzI0MywxMCBAQCB2b2lkIGljbF9jb21ib19waHlzX3VuaW5pdChzdHJ1Y3QKPiA+ IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ID4gIAlmb3IgKHBvcnQgPSBQT1JUX0E7IHBv cnQgPD0gUE9SVF9COyBwb3J0KyspIHsKPiA+ICAJCXUzMiB2YWw7Cj4gPiAgCj4gPiArCQlpZiAo IWljbF9jb21ib19waHlfdmVyaWZ5X3N0YXRlKGRldl9wcml2LCBwb3J0KSkKPiA+ICsJCQlEUk1f V0FSTigiUG9ydC0lYyBjb21ibyBQSFkgSFcgc3RhdGUgY2hhbmdlZAo+ID4gdW5leHBlY3RlZGx5 XG4iLAo+ID4gKwkJCQkgcG9ydF9uYW1lKHBvcnQpKTsKPiA+ICsKPiA+ICAJCXZhbCA9IEk5MTVf UkVBRChJQ0xfUEhZX01JU0MocG9ydCkpOwo+ID4gIAkJdmFsIHw9IElDTF9QSFlfTUlTQ19ERV9J T19DT01QX1BXUl9ET1dOOwo+ID4gIAkJSTkxNV9XUklURShJQ0xfUEhZX01JU0MocG9ydCksIHZh bCk7Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=