From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [Intel-gfx] [PATCH 4/4] drm/i915: Determine DP++ type 1 DVI adaptor presence based on VBT Date: Fri, 01 Apr 2016 10:14:19 +0300 Message-ID: <87d1q92438.fsf@intel.com> References: <1456245988-19442-1-git-send-email-ville.syrjala@linux.intel.com> <1456245988-19442-5-git-send-email-ville.syrjala@linux.intel.com> <1459461996.2369.7.camel@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1459461996.2369.7.camel@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: "Zanoni, Paulo R" , "ville.syrjala@linux.intel.com" , "dri-devel@lists.freedesktop.org" Cc: "intel-gfx@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCAwMSBBcHIgMjAxNiwgIlphbm9uaSwgUGF1bG8gUiIgPHBhdWxvLnIuemFub25pQGlu dGVsLmNvbT4gd3JvdGU6Cj4gRW0gVGVyLCAyMDE2LTAyLTIzIMOgcyAxODo0NiArMDIwMCwgdmls bGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20KPiBlc2NyZXZldToKPj4gRnJvbTogVmlsbGUgU3ly asOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPj4gCj4+IERQIGR1YWwgbW9k ZSB0eXBlIDEgRFZJIGFkYXB0b3JzIGFyZW4ndCByZXF1aXJlZCB0byBpbXBsZW1lbnQgYW55Cj4+ IHJlZ2lzdGVycywgc28gaXQncyBhIGJpdCBoYXJkIHRvIGRldGVjdCB0aGVtLiBUaGUgYmVzdCB3 YXkgd291bGQKPj4gYmUgdG8gY2hlY2sgdGhlIHN0YXRlIG9mIHRoZSBDT05GSUcxIHBpbiwgYnV0 IHdlIGhhdmUgbm8gd2F5IHRvCj4+IGRvIHRoYXQuIFNvIGFzIGEgbGFzdCByZXNvcnQsIGNoZWNr IHRoZSBWQlQgdG8gc2VlIGlmIHRoZSBIRE1JCj4+IHBvcnQgaXMgaW4gZmFjdCBhIGR1YWwgbW9k ZSBjYXBhYmxlIERQIHBvcnQuCj4+IAo+PiBTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rsw6Qg PHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+PiAtLS0KPj4gwqBkcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9iaW9zLmggfMKgwqAzICsrKwo+PiDCoGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2RwLmPCoMKgwqB8IDI4ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysKPj4gwqBk cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaMKgwqB8wqDCoDEgKwo+PiDCoGRyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYyB8IDIzICsrKysrKysrKysrKysrKysrKysrKy0tCj4+ IMKgNCBmaWxlcyBjaGFuZ2VkLCA1MyBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQo+PiAK Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuaAo+PiBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuaAo+PiBpbmRleCAzNTBkNGUwZjc1YTQuLjUw ZDE2NTllZmU0NyAxMDA2NDQKPj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfYmlv cy5oCj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuaAo+PiBAQCAtNzMw LDYgKzczMCw3IEBAIHN0cnVjdCBiZGJfcHNyIHsKPj4gwqAjZGVmaW5lCcKgREVWSUNFX1RZUEVf SU5UX1RWCTB4MTAwOQo+PiDCoCNkZWZpbmUJwqBERVZJQ0VfVFlQRV9IRE1JCTB4NjBEMgo+PiDC oCNkZWZpbmUJwqBERVZJQ0VfVFlQRV9EUAkJMHg2OEM2Cj4+ICsjZGVmaW5lCcKgREVWSUNFX1RZ UEVfRFBfRFVBTF9NT0RFCTB4NjBENgo+PiDCoCNkZWZpbmUJwqBERVZJQ0VfVFlQRV9lRFAJMHg3 OEM2Cj4+IMKgCj4+IMKgI2RlZmluZcKgwqBERVZJQ0VfVFlQRV9DTEFTU19FWFRFTlNJT04JKDEg PDwgMTUpCj4+IEBAIC03NjQsNiArNzY1LDggQEAgc3RydWN0IGJkYl9wc3Igewo+PiDCoAnCoERF VklDRV9UWVBFX0RJU1BMQVlQT1JUX09VVFBVVCB8IFwKPj4gwqAJwqBERVZJQ0VfVFlQRV9BTkFM T0dfT1VUUFVUKQo+PiDCoAo+PiArI2RlZmluZSBERVZJQ0VfVFlQRV9EUF9EVUFMX01PREVfQklU UyB+REVWSUNFX1RZUEVfTk9UX0hETUlfT1VUUFVUCj4+ICsKPj4gwqAvKiBkZWZpbmUgdGhlIERW TyBwb3J0IGZvciBIRE1JIG91dHB1dCB0eXBlICovCj4+IMKgI2RlZmluZQkJRFZPX0IJCTEKPj4g wqAjZGVmaW5lCQlEVk9fQwkJMgo+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZHAuYwo+PiBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPj4gaW5kZXgg Y2JjMDY1OTY2NTlhLi5mM2VkYWNmNTE3YWMgMTAwNjQ0Cj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX2RwLmMKPj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAu Ywo+PiBAQCAtNTEwNCw2ICs1MTA0LDM0IEBAIGJvb2wgaW50ZWxfZHBfaXNfZWRwKHN0cnVjdCBk cm1fZGV2aWNlICpkZXYsCj4+IGVudW0gcG9ydCBwb3J0KQo+PiDCoAlyZXR1cm4gZmFsc2U7Cj4+ IMKgfQo+PiDCoAo+PiArYm9vbCBpbnRlbF9kcF9pc19kdWFsX21vZGUoc3RydWN0IGRybV9pOTE1 X3ByaXZhdGUgKmRldl9wcml2LCBlbnVtCj4+IHBvcnQgcG9ydCkKPj4gK3sKPj4gKwljb25zdCB1 bmlvbiBjaGlsZF9kZXZpY2VfY29uZmlnICpwX2NoaWxkOwo+PiArCWludCBpOwo+PiArCXN0YXRp YyBjb25zdCBzaG9ydCBwb3J0X21hcHBpbmdbXSA9IHsKPj4gKwkJW1BPUlRfQl0gPSBEVk9fUE9S VF9EUEIsCj4+ICsJCVtQT1JUX0NdID0gRFZPX1BPUlRfRFBDLAo+PiArCQlbUE9SVF9EXSA9IERW T19QT1JUX0RQRCwKPj4gKwkJW1BPUlRfRV0gPSBEVk9fUE9SVF9EUEUsCj4+ICsJfTsKPj4gKwo+ PiArCWlmIChwb3J0ID09IFBPUlRfQSB8fCBwb3J0ID49IEFSUkFZX1NJWkUocG9ydF9tYXBwaW5n KSkKPj4gKwkJcmV0dXJuIGZhbHNlOwo+PiArCj4+ICsJaWYgKCFkZXZfcHJpdi0+dmJ0LmNoaWxk X2Rldl9udW0pCj4+ICsJCXJldHVybiBmYWxzZTsKPj4gKwo+PiArCWZvciAoaSA9IDA7IGkgPCBk ZXZfcHJpdi0+dmJ0LmNoaWxkX2Rldl9udW07IGkrKykgewo+PiArCQlwX2NoaWxkID0gJmRldl9w cml2LT52YnQuY2hpbGRfZGV2W2ldOwo+PiArCj4+ICsJCWlmIChwX2NoaWxkLT5jb21tb24uZHZv X3BvcnQgPT0gcG9ydF9tYXBwaW5nW3BvcnRdCj4+ICYmCj4+ICsJCcKgwqDCoMKgKHBfY2hpbGQt PmNvbW1vbi5kZXZpY2VfdHlwZSAmCj4+IERFVklDRV9UWVBFX0RQX0RVQUxfTU9ERV9CSVRTKSA9 PQo+PiArCQnCoMKgwqDCoChERVZJQ0VfVFlQRV9EUF9EVUFMX01PREUgJgo+PiBERVZJQ0VfVFlQ RV9EUF9EVUFMX01PREVfQklUUykpCj4+ICsJCQlyZXR1cm4gdHJ1ZTsKPj4gKwl9Cj4KPiBTb21l IHRob3VnaHRzOgo+Cj4gVGhpcyBpcyBnb2luZyB0byBiZSBpbXBsZW1lbnRlZCBmb3IgYWxsIFZC VCB2ZXJzaW9ucy4gU2luY2UgdGhlcmUncyBubwo+IHJlYWwgaGlzdG9yeSBhYm91dCBhbnl0aGlu ZyBiZWZvcmUgdmVyc2lvbiAxNTUsIGlzIHRoaXMgcmVhbGx5IHdoYXQgd2UKPiB3YW50PyBBIGh1 Z2UgcGFydCBvZiB0aGUgIndlIGRvbid0IHRydXN0IHRoZSBWQlQiIGN1bHR1cmUgd2UgaGF2ZSBv bgo+IG91ciB0ZWFtIGlzIGJlY2F1c2Ugb2YgdGhvc2Ugb2xkIHZlcnNpb25zIGJlaW5nIGNvbXBs ZXRlbHkgdW5yZWxpYWJsZS4KPiBJZiB0aGlzIGlzIHRoZSBjYXNlLCB3ZSBjb3VsZCBtYWtlIHRo aXMgaW1wbGVtZW50YXRpb24ganVzdCBiZSBhIHNtYWxsCj4gcGF0Y2ggaW4gcGFyc2VfZGRpX3Bv cnQoKS4gSSdtIGtpbmRhIGFmcmFpZCB3ZSBtYXkgc29tZWhvdyBicmVhayBvbGQKPiBtYWNoaW5l cyB5ZXQgYWdhaW4uCj4KPiAtIEluc3RlYWQgb2YgY3JlYXRpbmcgdGhlc2UgY29tcGxpY2F0ZWQg Yml0IG1hc2tzLCB3aHkgZG9uJ3Qgd2UganVzdAo+IHNwZWNpZmljYWxseSBjaGVjayAiaWYgYml0 IDIgYW5kIGJpdCA0IGFyZSBlbmFibGVkLCB3ZSdyZSB1c2luZyBhbgo+IGFkYXB0b3IiPyBNdWNo IHNpbXBsZXIgSU1ITy4KPgo+IC0gSmFuaSdzIHJlY2VudCBwYXRjaCBzdWdnZXN0cyB5b3UgbWF5 IHdhbnQgdG8gbW92ZSB0aGlzIGZ1bmN0aW9uIHRvCj4gaW50ZWxfYmlvcy5jIGluIG9yZGVyIHRv IGF2b2lkIGluY2x1ZGluZyBpbnRlbF92YnRfZGVmcy5oIGZyb20KPiBpbnRlbF9oZG1pLmMuIEFu eXdheSwgeW91J2xsIGhhdmUgdG8gcmViYXNlLgoKWXVwLCBpdCBzaG91bGQgYmVjb21lIGludGVs X2Jpb3NfaXNfZHBfZHVhbF9tb2RlKCkgb3Igc29tZXRoaW5nIGFsb25nCnRob3NlIGxpbmVzIGlu IGludGVsX2Jpb3MuYy4gaW50ZWxfdmJ0X2RlZnMuaCBpcyBub3cgcHJpdmF0ZSBkYXRhIHRvCmlu dGVsX2Jpb3MuYy4gaW50ZWxfYmlvcy5oIHNob3VsZCBiZSBrZXB0IG1pbmltYWwuCgpNeSBsb25n IHRlcm0gcGxhbiBpcyB0byBtYWtlIG1vc3Qgb2YgZGV2X3ByaXYtPnZidCBvcGFxdWUgcG9pbnRl cnMgeW91CmNhbiBxdWVyeSB1c2luZyBoZWxwZXJzIHByb3ZpZGVkIGJ5IGludGVsX2Jpb3MuYy4g SW4gdGhlIGZ1dHVyZSwgdGhpcwpzaG91bGQgbWFrZSBpdCBlYXNpZXIgdG8gY2hhbmdlIGhvdyB3 ZSBvYnRhaW4gYW5kIHN0b3JlIHRoZSBkYXRhLiBUaGlzCnNob3VsZCBhbHNvIG1ha2UgaXQgZWFz aWVyIHRvIGhhbmRsZSBzZXR1cHMgd2l0aG91dCBWQlQgb3Igd2l0aCBsaW1pdGVkClZCVC4KCkJS LApKYW5pLgoKPgo+PiArCXJldHVybiBmYWxzZTsKPj4gK30KPj4gKwo+PiDCoHZvaWQKPj4gwqBp bnRlbF9kcF9hZGRfcHJvcGVydGllcyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwLCBzdHJ1Y3QK Pj4gZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yKQo+PiDCoHsKPj4gZGlmZiAtLWdpdCBhL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oCj4+IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfZHJ2LmgKPj4gaW5kZXggM2NhMjlhMTgxZTY0Li5jN2QxZWE0ZGJlNDIgMTAwNjQ0Cj4+IC0t LSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oCj4+ICsrKyBiL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2Rydi5oCj4+IEBAIC0xMjQ4LDYgKzEyNDgsNyBAQCBpbnQgaW50ZWxf ZHBfc2lua19jcmMoc3RydWN0IGludGVsX2RwCj4+ICppbnRlbF9kcCwgdTggKmNyYyk7Cj4+IMKg Ym9vbCBpbnRlbF9kcF9jb21wdXRlX2NvbmZpZyhzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqZW5jb2Rl ciwKPj4gwqAJCQnCoMKgwqDCoMKgc3RydWN0IGludGVsX2NydGNfc3RhdGUgKnBpcGVfY29uZmln KTsKPj4gwqBib29sIGludGVsX2RwX2lzX2VkcChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCBlbnVt IHBvcnQgcG9ydCk7Cj4+ICtib29sIGludGVsX2RwX2lzX2R1YWxfbW9kZShzdHJ1Y3QgZHJtX2k5 MTVfcHJpdmF0ZSAqZGV2X3ByaXYsIGVudW0KPj4gcG9ydCBwb3J0KTsKPj4gwqBlbnVtIGlycXJl dHVybiBpbnRlbF9kcF9ocGRfcHVsc2Uoc3RydWN0IGludGVsX2RpZ2l0YWxfcG9ydAo+PiAqaW50 ZWxfZGlnX3BvcnQsCj4+IMKgCQkJCcKgwqBib29sIGxvbmdfaHBkKTsKPj4gwqB2b2lkIGludGVs X2VkcF9iYWNrbGlnaHRfb24oc3RydWN0IGludGVsX2RwICppbnRlbF9kcCk7Cj4+IGRpZmYgLS1n aXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZG1pLmMKPj4gYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9oZG1pLmMKPj4gaW5kZXggNjYwYTY1ZjQ4ZmQ4Li4xNDc2ZjNhZmI3ZTIg MTAwNjQ0Cj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYwo+PiArKysg Yi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZG1pLmMKPj4gQEAgLTEzOTAsMTQgKzEzOTAs MzMgQEAgaW50ZWxfaGRtaV91bnNldF9lZGlkKHN0cnVjdCBkcm1fY29ubmVjdG9yCj4+ICpjb25u ZWN0b3IpCj4+IMKgfQo+PiDCoAo+PiDCoHN0YXRpYyB2b2lkCj4+IC1pbnRlbF9oZG1pX2RwX2R1 YWxfbW9kZV9kZXRlY3Qoc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3RvcikKPj4gK2ludGVs X2hkbWlfZHBfZHVhbF9tb2RlX2RldGVjdChzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9y LCBib29sCj4+IGhhc19lZGlkKQo+PiDCoHsKPj4gwqAJc3RydWN0IGRybV9pOTE1X3ByaXZhdGUg KmRldl9wcml2ID0gdG9faTkxNShjb25uZWN0b3ItPmRldik7Cj4+IMKgCXN0cnVjdCBpbnRlbF9o ZG1pICpoZG1pID0gaW50ZWxfYXR0YWNoZWRfaGRtaShjb25uZWN0b3IpOwo+PiArCWVudW0gcG9y dCBwb3J0ID0gaGRtaV90b19kaWdfcG9ydChoZG1pKS0+cG9ydDsKPj4gwqAJc3RydWN0IGkyY19h ZGFwdGVyICphZGFwdGVyID0KPj4gwqAJCWludGVsX2dtYnVzX2dldF9hZGFwdGVyKGRldl9wcml2 LCBoZG1pLT5kZGNfYnVzKTsKPj4gwqAJZW51bSBkcm1fZHBfZHVhbF9tb2RlX3R5cGUgdHlwZSA9 Cj4+IGRybV9kcF9kdWFsX21vZGVfZGV0ZWN0KGFkYXB0ZXIpOwo+PiDCoAo+PiArCS8qCj4+ICsJ wqAqIFR5cGUgMSBEVkkgYWRhcHRvcnMgYXJlIG5vdCByZXF1aXJlZCB0byBpbXBsZW1lbnQgYW55 Cj4+ICsJwqAqIHJlZ2lzdGVycywgc28gd2UgY2FuJ3QgYWx3YXlzIGRldGVjdCB0aGVpciBwcmVz ZW5jZS4KPj4gKwnCoCogSWRlYWxseSB3ZSBzaG91bGQgYmUgYWJsZSB0byBjaGVjayB0aGUgc3Rh dGUgb2YgdGhlCj4+ICsJwqAqIENPTkZJRzEgcGluLCBidXQgbm8gc3VjaCBsdWNrIG9uIG91ciBo YXJkd2FyZS4KPj4gKwnCoCoKPj4gKwnCoCogVGhlIG9ubHkgbWV0aG9kIGxlZnQgdG8gdXMgaXMg dG8gY2hlY2sgdGhlIFZCVCB0byBzZWUKPj4gKwnCoCogaWYgdGhlIHBvcnQgaXMgYSBkdWFsIG1v ZGUgY2FwYWJsZSBEUCBwb3J0LiBCdXQgbGV0J3MKPj4gKwnCoCogb25seSBkbyB0aGF0IHdoZW4g d2Ugc3VjZXNmdWxseSByZWFkIHRoZSBFRElELCB0byBhdm9pZAo+PiArCcKgKiBjb25mdXNpbmcg bG9nIG1lc3NhZ2VzIGFib3V0IERQIGR1YWwgbW9kZSBhZGFwdG9ycyB3aGVuCj4+ICsJwqAqIHRo ZXJlJ3Mgbm90aGluZyBjb25uZWN0ZWQgdG8gdGhlIHBvcnQuCj4+ICsJwqAqLwo+PiArCWlmICh0 eXBlID09IERSTV9EUF9EVUFMX01PREVfTk9ORSAmJiBoYXNfZWRpZCAmJgo+PiArCcKgwqDCoMKg aW50ZWxfZHBfaXNfZHVhbF9tb2RlKGRldl9wcml2LCBwb3J0KSkgewo+PiArCQlEUk1fREVCVUdf S01TKCJBc3N1bWluZyBEUCBkdWFsIG1vZGUgYWRhcHRvcgo+PiBwcmVzZW5jZSBiYXNlZCBvbiBW QlRcbiIpOwo+PiArCQl0eXBlID0gRFJNX0RQX0RVQUxfTU9ERV9UWVBFMV9EVkk7Cj4+ICsJfQo+ PiArCj4+IMKgCWlmICh0eXBlID09IERSTV9EUF9EVUFMX01PREVfTk9ORSkKPj4gwqAJCXJldHVy bjsKPj4gwqAKPj4gQEAgLTE0NDEsNyArMTQ2MCw3IEBAIGludGVsX2hkbWlfc2V0X2VkaWQoc3Ry dWN0IGRybV9jb25uZWN0b3IKPj4gKmNvbm5lY3RvciwgYm9vbCBmb3JjZSkKPj4gwqAJCQkJwqDC oMKgwqBpbnRlbF9nbWJ1c19nZXRfYWRhcHRlcihkZXZfcHJpdgo+PiAsCj4+IMKgCQkJCcKgwqDC oMKgaW50ZWxfaGRtaS0+ZGRjX2J1cykpOwo+PiDCoAo+PiAtCQlpbnRlbF9oZG1pX2RwX2R1YWxf bW9kZV9kZXRlY3QoY29ubmVjdG9yKTsKPj4gKwkJaW50ZWxfaGRtaV9kcF9kdWFsX21vZGVfZGV0 ZWN0KGNvbm5lY3RvciwgZWRpZCAhPQo+PiBOVUxMKTsKPj4gwqAKPj4gwqAJCWludGVsX2Rpc3Bs YXlfcG93ZXJfcHV0KGRldl9wcml2LAo+PiBQT1dFUl9ET01BSU5fR01CVVMpOwo+PiDCoAl9Cgot LSAKSmFuaSBOaWt1bGEsIEludGVsIE9wZW4gU291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWls aW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=