From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: Re: [PATCH 6/6] drm/i915/bxt: Sanitiy check the PHY lane power down status Date: Wed, 08 Jun 2016 17:41:00 +0300 Message-ID: <1465396860.12702.32.camel@intel.com> References: <1465323873-9786-1-git-send-email-imre.deak@intel.com> <1465323873-9786-7-git-send-email-imre.deak@intel.com> <20160608141906.GT4329@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 mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id AB67A6EA2D for ; Wed, 8 Jun 2016 14:42:13 +0000 (UTC) In-Reply-To: <20160608141906.GT4329@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville =?ISO-8859-1?Q?Syrj=E4l=E4?= Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24ga2UsIDIwMTYtMDYtMDggYXQgMTc6MTkgKzAzMDAsIFZpbGxlIFN5cmrDpGzDpCB3cm90ZToK PiBPbiBUdWUsIEp1biAwNywgMjAxNiBhdCAwOToyNDozM1BNICswMzAwLCBJbXJlIERlYWsgd3Jv dGU6Cj4gPiBXZSBjYW4gY2hlY2sgdGhlIHBvd2VyIHN0YXRlIG9mIHRoZSBQSFkgZGF0YSBhbmQg Y29tbW9uIGxhbmVzIGFzCj4gPiByZXBvcnRlZCBieSB0aGUgUEhZLiBEbyB0aGlzIGluIGNhc2Ug d2UgbmVlZCB0byBkZWJ1ZyBwcm9ibGVtcyB3aGVyZSB0aGUKPiA+IFBIWSBnZXRzIHN0dWNrIGlu IGFuIHVuZXhwZWN0ZWQgc3RhdGUuCj4gPiAKPiA+IE5vdGUgdGhhdCBJIG9ubHkgY2hlY2sgdGhl c2Ugd2hlbiB0aGUgbGFuZXMgYXJlIGV4cGVjdGVkIHRvIGJlIHBvd2VyZWQKPiA+IG9uIHB1cnBv c2UsIHNpbmNlIGl0J3Mgbm90IGNsZWFyIGF0IHdoYXQgcG9pbnQgdGhlIFBIWSBwb3dlci9jbG9j ayBnYXRlcwo+ID4gdGhpbmdzLgo+ID4gCj4gPiBTaWduZWQtb2ZmLWJ5OiBJbXJlIERlYWsgPGlt cmUuZGVha0BpbnRlbC5jb20+Cj4gPiAtLS0KPiA+IMKgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkx NV9yZWcuaMKgwqB8wqDCoDkgKysrKysrKysrCj4gPiDCoGRyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX2RkaS5jIHwgMjcgKysrKysrKysrKysrKysrKysrKysrKysrKysrCj4gPiDCoDIgZmlsZXMg Y2hhbmdlZCwgMzYgaW5zZXJ0aW9ucygrKQo+ID4gCj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9yZWcuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmgK PiA+IGluZGV4IDgxZmM0OTguLmU5MDQ4MTggMTAwNjQ0Cj4gPiAtLS0gYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X3JlZy5oCj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3Jl Zy5oCj4gPiBAQCAtMTI3Niw2ICsxMjc2LDE1IEBAIGVudW0gc2tsX2Rpc3BfcG93ZXJfd2VsbHMg ewo+ID4gwqAjZGVmaW5lIEJYVF9QX0NSX0dUX0RJU1BfUFdST04JCV9NTUlPKDB4MTM4MDkwKQo+ ID4gwqAjZGVmaW5lwqDCoMKgR1RfRElTUExBWV9QT1dFUl9PTihwaHkpCSgxIDw8IChwaHkpKQo+ ID4gwqAKPiA+ICsjZGVmaW5lIF9CWFRfUEhZX0NUTF9ERElfQQkJMHg2NEMwMAo+ID4gKyNkZWZp bmUgX0JYVF9QSFlfQ1RMX0RESV9CCQkweDY0QzEwCj4gPiArI2RlZmluZSBfQlhUX1BIWV9DVExf RERJX0MJCTB4NjRDMjAKPiA+ICsjZGVmaW5lwqDCoMKgQlhUX1BIWV9DTU5MQU5FX1BPV0VSRE9X Tl9BQ0sJKDEgPDwgMTApCj4gPiArI2RlZmluZcKgwqDCoEJYVF9QSFlfTEFORV9QT1dFUkRPV05f QUNLCSgxIDw8IDkpCj4gPiArI2RlZmluZcKgwqDCoEJYVF9QSFlfTEFORV9FTkFCTEVECQkoMSA8 PCA4KQo+ID4gKyNkZWZpbmUgQlhUX1BIWV9DVEwocG9ydCkJCV9NTUlPX1BPUlQocG9ydCwgX0JY VF9QSFlfQ1RMX0RESV9BLCBcCj4gPiArCQkJCQkJCcKgX0JYVF9QSFlfQ1RMX0RESV9CKQo+ID4g Kwo+ID4gwqAjZGVmaW5lIF9QSFlfQ1RMX0ZBTUlMWV9FRFAJCTB4NjRDODAKPiA+IMKgI2RlZmlu ZSBfUEhZX0NUTF9GQU1JTFlfRERJCQkweDY0QzkwCj4gPiDCoCNkZWZpbmXCoMKgwqBDT01NT05f UkVTRVRfRElTCQkoMSA8PCAzMSkKPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kZGkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jCj4gPiBpbmRl eCBhY2YwYTdhLi5hZmEyOGExIDEwMDY0NAo+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZGRpLmMKPiA+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jCj4g PiBAQCAtMTM0Miw2ICsxMzQyLDE2IEBAIGJvb2wgaW50ZWxfZGRpX2dldF9od19zdGF0ZShzdHJ1 Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2RlciwKPiA+IMKgCURSTV9ERUJVR19LTVMoIk5vIHBpcGUg Zm9yIGRkaSBwb3J0ICVjIGZvdW5kXG4iLCBwb3J0X25hbWUocG9ydCkpOwo+ID4gwqAKPiA+IMKg b3V0Ogo+ID4gKwlpZiAocmV0ICYmIElTX0JST1hUT04oZGV2X3ByaXYpKSB7Cj4gPiArCQl0bXAg PSBJOTE1X1JFQUQoQlhUX1BIWV9DVEwocG9ydCkpOwo+ID4gKwkJaWYgKCh0bXAgJiAoQlhUX1BI WV9MQU5FX1BPV0VSRE9XTl9BQ0sgfAo+ID4gKwkJCcKgwqDCoMKgQlhUX1BIWV9MQU5FX0VOQUJM RUQpKSAhPSBCWFRfUEhZX0xBTkVfRU5BQkxFRCkgewo+ID4gKwkJCURSTV9ERUJVR19LTVMoIlBv cnQgJWMgZW5hYmxlZCBidXQgUEhZIHBvd2VyZWQgZG93bj8gIgo+ID4gKwkJCQnCoMKgwqDCoMKg wqAiKFBIWV9DVEwgJTA4eClcbiIsIHBvcnRfbmFtZShwb3J0KSwgdG1wKTsKPiA+ICsJCQlyZXQg PSBmYWxzZTsKPiAKPiBIbW0uIEknbSBub3Qgc3VyZSBJJ2QgY2hhbmdlIHRoZSByZXR1cm4gdmFs dWUgaGVyZSBiZWNhdXNlIHRoZW4gd2UnZAo+IGZhaWwgdG8gZm9sbG93IHRoZSBwcm9wZXIgc2h1 dGRvd24gc2VxdWVuY2UsIHBlcmhhcHMgZXZlbiBtZXNzaW5nCj4gdXAgdGhlIG5leHQgbW9kZXNl dD8KCldoYXQgSSB3YW50ZWQgaXMgdG8gZm9yY2UgYSByZXByb2dyYW1taW5nIGluIHRoaXMgY2Fz ZSwgYnV0IHllYSB3ZQp3b3VsZCBtaXNzIHRoZW4gdGhlIHByb3BlciBkaXNhYmxlIHNlcXVlbmNl LiBBRkFJQ1Mgd2UgY2FuJ3QgbWFyayB0aGUKc3RhdGUgaGVyZSBhcyBlbmFibGVkIGJ1dCBub3Qg dmFsaWQsIHNvIGZvciBub3cgSSB3aWxsIGp1c3QgY2hhbmdlIHRoZQphYm92ZSB0byBEUk1fRVJS T1IgdGhlbiBhbmQgcmVwb3J0IGFuIGVuYWJsZWQgc3RhdGUgYXMgeW91IHN1Z2dlc3RlZC4KCj4g U28gbWF5YmUganVzdCBFUlJPUi9XQVJOIGluIHRoZXNlIGNhc2VzPwo+IAo+ID4gKwkJfQo+ID4g Kwl9Cj4gPiArCj4gPiDCoAlpbnRlbF9kaXNwbGF5X3Bvd2VyX3B1dChkZXZfcHJpdiwgcG93ZXJf ZG9tYWluKTsKPiA+IMKgCj4gPiDCoAlyZXR1cm4gcmV0Owo+ID4gQEAgLTE3NDUsNiArMTc1NSw4 IEBAIHN0YXRpYyB2b2lkIGludGVsX2Rpc2FibGVfZGRpKHN0cnVjdCBpbnRlbF9lbmNvZGVyICpp bnRlbF9lbmNvZGVyKQo+ID4gwqBib29sIGJ4dF9kZGlfcGh5X2lzX2VuYWJsZWQoc3RydWN0IGRy bV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAo+ID4gwqAJCQnCoMKgwqDCoGVudW0gZHBpb19waHkg cGh5KQo+ID4gwqB7Cj4gPiArCWVudW0gcG9ydCBwb3J0Owo+ID4gKwo+ID4gwqAJaWYgKCEoSTkx NV9SRUFEKEJYVF9QX0NSX0dUX0RJU1BfUFdST04pICYgR1RfRElTUExBWV9QT1dFUl9PTihwaHkp KSkKPiA+IMKgCQlyZXR1cm4gZmFsc2U7Cj4gPiDCoAo+ID4gQEAgLTE3NzAsNiArMTc4MiwyMSBA QCBib29sIGJ4dF9kZGlfcGh5X2lzX2VuYWJsZWQoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRl dl9wcml2LAo+ID4gwqAJCXJldHVybiBmYWxzZTsKPiA+IMKgCX0KPiA+IMKgCj4gPiArCWZvcl9l YWNoX3BvcnRfbWFza2VkKHBvcnQsCj4gPiArCQkJwqDCoMKgwqDCoHBoeSA9PSBEUElPX1BIWTAg PyBCSVQoUE9SVF9CKSB8IEJJVChQT1JUX0MpIDoKPiA+ICsJCQkJCcKgwqDCoMKgwqDCoMKgwqBC SVQoUE9SVF9BKSkgewo+ID4gKwkJdTMyIHRtcCA9IEk5MTVfUkVBRChCWFRfUEhZX0NUTChwb3J0 KSk7Cj4gPiArCj4gPiArCQlpZiAodG1wICYgQlhUX1BIWV9DTU5MQU5FX1BPV0VSRE9XTl9BQ0sp IHsKPiA+ICsJCQlEUk1fREVCVUdfRFJJVkVSKCJEREkgUEhZICVkIHBvd2VyZWQsIGJ1dCBjb21t b24gbGFuZSAiCj4gPiArCQkJCQnCoCJmb3IgcG9ydCAlYyBwb3dlcmVkIGRvd24gIgo+ID4gKwkJ CQkJwqAiKFBIWV9DVEwgJTA4eClcbiIsCj4gPiArCQkJCQnCoHBoeSwgcG9ydF9uYW1lKHBvcnQp LCB0bXApOwo+ID4gKwo+ID4gKwkJCXJldHVybiBmYWxzZTsKPiA+ICsJCX0KPiA+ICsJfQo+ID4g Kwo+ID4gwqAJcmV0dXJuIHRydWU7Cj4gPiDCoH0KPiA+IMKgCj4gPiAtLcKgCj4gPiAyLjUuMAo+ ID4gCj4gPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+ ID4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+ID4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwo+ID4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9p bnRlbC1nZngKPiAKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4 Cg==