From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH v7 1/5] drm: Read DP branch device HW revision Date: Thu, 11 Aug 2016 11:22:15 +0300 Message-ID: <20160811082215.GI4329@intel.com> References: <1470661230-15988-1-git-send-email-mika.kahola@intel.com> <1470661230-15988-2-git-send-email-mika.kahola@intel.com> <20160811071039.GB4329@intel.com> <1470903283.26860.7.camel@sorvi> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <1470903283.26860.7.camel@sorvi> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Mika Kahola Cc: daniel.vetter@ffwll.ch, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBBdWcgMTEsIDIwMTYgYXQgMTE6MTQ6NDNBTSArMDMwMCwgTWlrYSBLYWhvbGEgd3Jv dGU6Cj4gT24gVGh1LCAyMDE2LTA4LTExIGF0IDEwOjEwICswMzAwLCBWaWxsZSBTeXJqw6Rsw6Qg d3JvdGU6Cj4gPiBPbiBNb24sIEF1ZyAwOCwgMjAxNiBhdCAwNDowMDoyNlBNICswMzAwLCBNaWth IEthaG9sYSB3cm90ZToKPiA+ID4gSFcgcmV2aXNpb24gaXMgbWFuZGF0b3J5IGZpZWxkIGZvciBE aXNwbGF5UG9ydCBicmFuY2gKPiA+ID4gZGV2aWNlcy4gVGhpcyBpcyBkZWZpbmVkIGluIERQQ0Qg cmVnaXN0ZXIgZmllbGQgMHg1MDkuCj4gPiAKPiA+IEJ1dCB3aGF0IGRvIHdlIHdhbnQgdG8gZG8g d2l0aCBpdD8gTWUsIEkgZG9uJ3Qgc2VlIGEgcG9pbnQgaW4gcGFyc2luZyBhCj4gPiBidW5jaCBv ZiBzdHVmZiBmcm9tIHRoZSBEUENEIHVubGVzcyB0aGVyZSdzIGEgcmVhbCB1c2UgY2FzZSBmb3Ig aXQuCj4gPiAvZGV2L2RybV9kcF9hdXggd2lsbCBwcm92aWRlIGFsbCB0aGUgZGVidWcgYWlkIHdl IG5lZWQgaWYgd2UgbmVlZCB0bwo+ID4gY2hlY2sgcmFuZG9tIHBpZWNlcyBvZiBkYXRhIGZyb20g dGhlIERQQ0QsIHNvIGV2ZW4gZXhwb3NpbmcgdGhpcyBzb3J0Cj4gPiBvZiBzdHVmZiB2aWEgZGVi dWdmcyBpcyBJTU8gcHJldHR5IHBvaW50bGVzcy4KPiA+IAo+ID4gSWYgdGhlcmUncyBhIGdvb2Qg cmVhc29uIGZvciBhIGRlYnVnIHByaW50LCB0aGVuIEkgdGhpbmsgd2UgY291bGQgcGFyc2UKPiA+ IHNvbWV0aGluZyBhbmQgZHVtcCBpdCBvdXQgc28gdGhhdCBpdCdzIGFsd2F5cyBpbiB0aGUgZG1l c2cuIEJ1dCBzbyBmYXIKPiA+IEknbSBub3QgYXdhcmUgb2YgYW55IGJ1ZyB0aGF0IHdvdWxkIGhh dmUgcmVxdWlyZWQgdG8gZGVhbCB3aXRoIGRpZmZlcmVudAo+ID4gaHcgcmV2aXNpb25zIG9mIHRo aW5ncyBhbmQgd2hhdG5vdC4KPiA+IAo+IERpZ2dpbmcgdXAgdGhlIEhXIGFuZCBTVyByZXZpc2lv bnMgYXJlIGp1c3QgZm9yIGRlYnVnZ2luZyBwdXJwb3Nlcy4gTXkKPiBpZGVhIGhlcmUgd2FzIHRo YXQgaXQgd291bGQgYmUgaGFuZHkgaWYgdGhpcyBpbmZvcm1hdGlvbiB3b3VsZCBiZQo+IGF2YWls YWJsZSBpZiB3ZSBmYWNlIGEgcHJvYmxlbSBsZXQncyBzYXkgd2l0aCBWR0EgZG9uZ2xlIGZvciBl eGFtcGxlLiBJdAo+IGlzIHRydWUgdGhhdCBhdCB0aGUgbW9tZW50IHdlIGRvbid0IGhhdmUgYSBz aW5nbGUgYnVnIHRoYXQgd291bGQgcmVxdWlyZQo+IEhXL1NXIHJldmlzaW9uIGluZm9ybWF0aW9u IGJ1dCBtYXliZSBpbiB0aGUgZnV0dXJlIHdlIGhhdmUgb25lLgo+IAo+IFNvLCBpZiB3ZSBkb24n dCB3YW50IHRvIGhhdmUgdGhpcyBzdHVmZiBpbiBkcm1fZHBfaGVscGVycyBhbmQvb3IgZGVidWdm cwo+IEkgY291bGQgbWFrZSBhIGNoYW5nZSBhbmQgcHJpbnQgdGhpcyBpbmZvIG9uIGRtZXNnIHdo ZW4gRFAgYnJhbmNoIGRldmljZQo+IGlzIHBsdWdnZWQgaW4uCgpQZXJoYXBzLiBXZSBkbyBwcmlu dCBvdXQgdGhlIE9VSSBhcyB3ZWxsLCBzbyB0aGVyZSBpcyBzb21lIHByZWNlZGVudC4KCj4gCj4g Q2hlZXJzLAo+IE1pa2EKPiAKPiA+ID4gCj4gPiA+IHYyOiBtb3ZlIGRybV9kcF9kc19yZXZpc2lv biBzdHJ1Y3R1cmUgdG8gYmUgcGFydCBvZgo+ID4gPiAgICAgZHJtX2RwX2xpbmsgc3RydWN0dXJl IChEYW5pZWwpCj4gPiA+IAo+ID4gPiBTaWduZWQtb2ZmLWJ5OiBNaWthIEthaG9sYSA8bWlrYS5r YWhvbGFAaW50ZWwuY29tPgo+ID4gPiAtLS0KPiA+ID4gIGRyaXZlcnMvZ3B1L2RybS9kcm1fZHBf aGVscGVyLmMgIHwgMjcgKysrKysrKysrKysrKysrKysrKysrKysrKysrCj4gPiA+ICBkcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaCB8ICAxICsKPiA+ID4gIGluY2x1ZGUvZHJtL2RybV9k cF9oZWxwZXIuaCAgICAgIHwgIDkgKysrKysrKysrCj4gPiA+ICAzIGZpbGVzIGNoYW5nZWQsIDM3 IGluc2VydGlvbnMoKykKPiA+ID4gCj4gPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0v ZHJtX2RwX2hlbHBlci5jIGIvZHJpdmVycy9ncHUvZHJtL2RybV9kcF9oZWxwZXIuYwo+ID4gPiBp bmRleCA3NWIyODczLi41ZmVjZGMxIDEwMDY0NAo+ID4gPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0v ZHJtX2RwX2hlbHBlci5jCj4gPiA+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1fZHBfaGVscGVy LmMKPiA+ID4gQEAgLTUxNCw2ICs1MTQsMzMgQEAgaW50IGRybV9kcF9kb3duc3RyZWFtX21heF9i cGMoY29uc3QgdTggZHBjZFtEUF9SRUNFSVZFUl9DQVBfU0laRV0sCj4gPiA+ICBFWFBPUlRfU1lN Qk9MKGRybV9kcF9kb3duc3RyZWFtX21heF9icGMpOwo+ID4gPiAgCj4gPiA+ICAvKioKPiA+ID4g KyAqIGRybV9kcF9kb3duc3RyZWFtX2h3X3JldigpIC0gcmVhZCBEUCBicmFuY2ggZGV2aWNlIEhX IHJldmlzaW9uCj4gPiA+ICsgKiBAYXV4OiBEaXNwbGF5UG9ydCBBVVggY2hhbm5lbAo+ID4gPiAr ICoKPiA+ID4gKyAqIFJldHVybnMgMCBvbiBzdWNjZXMgb3IgbmVnYXRpdmUgZXJyb3IgY29kZSBv biBmYWlsdXJlCj4gPiA+ICsgKi8KPiA+ID4gK2ludCBkcm1fZHBfZG93bnN0cmVhbV9od19yZXYo Y29uc3QgdTggZHBjZFtEUF9SRUNFSVZFUl9DQVBfU0laRV0sCj4gPiA+ICsJCQkgICAgIHN0cnVj dCBkcm1fZHBfYXV4ICphdXgsIHN0cnVjdCBkcm1fZHBfbGluayAqbGluaykKPiA+ID4gK3sKPiA+ ID4gKwl1aW50OF90IHRtcDsKPiA+ID4gKwlpbnQgZXJyOwo+ID4gPiArCj4gPiA+ICsJaWYgKCEo ZHBjZFtEUF9ET1dOU1RSRUFNUE9SVF9QUkVTRU5UXSAmIERQX0RXTl9TVFJNX1BPUlRfUFJFU0VO VCkpCj4gPiA+ICsJCXJldHVybiAtRUlOVkFMOwo+ID4gPiArCj4gPiA+ICsJZXJyID0gZHJtX2Rw X2RwY2RfcmVhZChhdXgsIERQX0JSQU5DSF9IV19SRVYsICZ0bXAsIDEpOwo+ID4gPiArCj4gPiA+ ICsJaWYgKGVyciA8IDApCj4gPiA+ICsJCXJldHVybiBlcnI7Cj4gPiA+ICsKPiA+ID4gKwlsaW5r LT5kc19od19yZXYubWFqb3IgPSAodG1wICYgMHhmMCkgPj4gNDsKPiA+ID4gKwlsaW5rLT5kc19o d19yZXYubWlub3IgPSB0bXAgJiAweGY7Cj4gPiA+ICsKPiA+ID4gKwlyZXR1cm4gMDsKPiA+ID4g K30KPiA+ID4gK0VYUE9SVF9TWU1CT0woZHJtX2RwX2Rvd25zdHJlYW1faHdfcmV2KTsKPiA+ID4g Kwo+ID4gPiArLyoqCj4gPiA+ICAgKiBkcm1fZHBfZG93bnN0cmVhbV9pZCgpIC0gaWRlbnRpZnkg YnJhbmNoIGRldmljZQo+ID4gPiAgICogQGF1eDogRGlzcGxheVBvcnQgQVVYIGNoYW5uZWwKPiA+ ID4gICAqCj4gPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYu aCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oCj4gPiA+IGluZGV4IGU3NGQ4NTEu LmE2ZWNjZjUgMTAwNjQ0Cj4gPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Ry di5oCj4gPiA+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oCj4gPiA+IEBA IC04NjUsNiArODY1LDcgQEAgc3RydWN0IGludGVsX2RwIHsKPiA+ID4gIAl1aW50OF90IG51bV9z aW5rX3JhdGVzOwo+ID4gPiAgCWludCBzaW5rX3JhdGVzW0RQX01BWF9TVVBQT1JURURfUkFURVNd Owo+ID4gPiAgCXN0cnVjdCBkcm1fZHBfYXV4IGF1eDsKPiA+ID4gKwlzdHJ1Y3QgZHJtX2RwX2xp bmsgbGluazsKPiA+ID4gIAl1aW50OF90IHRyYWluX3NldFs0XTsKPiA+ID4gIAlpbnQgcGFuZWxf cG93ZXJfdXBfZGVsYXk7Cj4gPiA+ICAJaW50IHBhbmVsX3Bvd2VyX2Rvd25fZGVsYXk7Cj4gPiA+ IGRpZmYgLS1naXQgYS9pbmNsdWRlL2RybS9kcm1fZHBfaGVscGVyLmggYi9pbmNsdWRlL2RybS9k cm1fZHBfaGVscGVyLmgKPiA+ID4gaW5kZXggOGUxZmU1OC4uMTEyNzk0OCAxMDA2NDQKPiA+ID4g LS0tIGEvaW5jbHVkZS9kcm0vZHJtX2RwX2hlbHBlci5oCj4gPiA+ICsrKyBiL2luY2x1ZGUvZHJt L2RybV9kcF9oZWxwZXIuaAo+ID4gPiBAQCAtNDQ2LDYgKzQ0Niw3IEBACj4gPiA+ICAjZGVmaW5l IERQX1NJTktfT1VJCQkJICAgIDB4NDAwCj4gPiA+ICAjZGVmaW5lIERQX0JSQU5DSF9PVUkJCQkg ICAgMHg1MDAKPiA+ID4gICNkZWZpbmUgRFBfQlJBTkNIX0lEICAgICAgICAgICAgICAgICAgICAg ICAgMHg1MDMKPiA+ID4gKyNkZWZpbmUgRFBfQlJBTkNIX0hXX1JFViAgICAgICAgICAgICAgICAg ICAgMHg1MDkKPiA+ID4gIAo+ID4gPiAgI2RlZmluZSBEUF9TRVRfUE9XRVIgICAgICAgICAgICAg ICAgICAgICAgICAweDYwMAo+ID4gPiAgIyBkZWZpbmUgRFBfU0VUX1BPV0VSX0QwICAgICAgICAg ICAgICAgICAgICAweDEKPiA+ID4gQEAgLTgwMywxMSArODA0LDE3IEBAIGludCBkcm1fZHBfZHBj ZF9yZWFkX2xpbmtfc3RhdHVzKHN0cnVjdCBkcm1fZHBfYXV4ICphdXgsCj4gPiA+ICAgKi8KPiA+ ID4gICNkZWZpbmUgRFBfTElOS19DQVBfRU5IQU5DRURfRlJBTUlORyAoMSA8PCAwKQo+ID4gPiAg Cj4gPiA+ICtzdHJ1Y3QgZHJtX2RwX2RzX3JldmlzaW9uIHsKPiA+ID4gKwlpbnQgbWFqb3I7Cj4g PiA+ICsJaW50IG1pbm9yOwo+ID4gPiArfTsKPiA+ID4gKwo+ID4gPiAgc3RydWN0IGRybV9kcF9s aW5rIHsKPiA+ID4gIAl1bnNpZ25lZCBjaGFyIHJldmlzaW9uOwo+ID4gPiAgCXVuc2lnbmVkIGlu dCByYXRlOwo+ID4gPiAgCXVuc2lnbmVkIGludCBudW1fbGFuZXM7Cj4gPiA+ICAJdW5zaWduZWQg bG9uZyBjYXBhYmlsaXRpZXM7Cj4gPiA+ICsJc3RydWN0IGRybV9kcF9kc19yZXZpc2lvbiBkc19o d19yZXY7Cj4gPiA+ICB9Owo+ID4gPiAgCj4gPiA+ICBpbnQgZHJtX2RwX2xpbmtfcHJvYmUoc3Ry dWN0IGRybV9kcF9hdXggKmF1eCwgc3RydWN0IGRybV9kcF9saW5rICpsaW5rKTsKPiA+ID4gQEAg LTgxOSw2ICs4MjYsOCBAQCBpbnQgZHJtX2RwX2Rvd25zdHJlYW1fbWF4X2Nsb2NrKGNvbnN0IHU4 IGRwY2RbRFBfUkVDRUlWRVJfQ0FQX1NJWkVdLAo+ID4gPiAgaW50IGRybV9kcF9kb3duc3RyZWFt X21heF9icGMoY29uc3QgdTggZHBjZFtEUF9SRUNFSVZFUl9DQVBfU0laRV0sCj4gPiA+ICAJCQkg ICAgICBjb25zdCB1OCBwb3J0X2NhcFs0XSk7Cj4gPiA+ICBpbnQgZHJtX2RwX2Rvd25zdHJlYW1f aWQoc3RydWN0IGRybV9kcF9hdXggKmF1eCwgY2hhciBpZFs2XSk7Cj4gPiA+ICtpbnQgZHJtX2Rw X2Rvd25zdHJlYW1faHdfcmV2KGNvbnN0IHU4IGRwY2RbRFBfUkVDRUlWRVJfQ0FQX1NJWkVdLAo+ ID4gPiArCQkJICAgICBzdHJ1Y3QgZHJtX2RwX2F1eCAqYXV4LCBzdHJ1Y3QgZHJtX2RwX2xpbmsg KmxpbmspOwo+ID4gPiAgCj4gPiA+ICB2b2lkIGRybV9kcF9hdXhfaW5pdChzdHJ1Y3QgZHJtX2Rw X2F1eCAqYXV4KTsKPiA+ID4gIGludCBkcm1fZHBfYXV4X3JlZ2lzdGVyKHN0cnVjdCBkcm1fZHBf YXV4ICphdXgpOwo+ID4gPiAtLSAKPiA+ID4gMS45LjEKPiA+IAo+IAoKLS0gClZpbGxlIFN5cmrD pGzDpApJbnRlbCBPVEMKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwt Z2Z4Cg==