From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH RESEND 1/5] drm/i915: move VBT based TV presence check to intel_bios.c Date: Tue, 09 Feb 2016 17:18:23 +0200 Message-ID: <87lh6tdi9s.fsf@intel.com> References: <1454668600-22759-1-git-send-email-jani.nikula@intel.com> <56B802D2.9020600@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 86A926E4EA for ; Tue, 9 Feb 2016 07:18:54 -0800 (PST) In-Reply-To: <56B802D2.9020600@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Thulasimani, Sivakumar" , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCAwOCBGZWIgMjAxNiwgIlRodWxhc2ltYW5pLCBTaXZha3VtYXIiIDxzaXZha3VtYXIu dGh1bGFzaW1hbmlAaW50ZWwuY29tPiB3cm90ZToKPiBPbiAyLzUvMjAxNiA0OjA2IFBNLCBKYW5p IE5pa3VsYSB3cm90ZToKPj4gSGlkZSBrbm93bGVkZ2UgYWJvdXQgVkJUIGNoaWxkIGRldmljZXMg aW4gaW50ZWxfYmlvcy5jLgo+Pgo+PiBTaWduZWQtb2ZmLWJ5OiBKYW5pIE5pa3VsYSA8amFuaS5u aWt1bGFAaW50ZWwuY29tPgo+PiAtLS0KPj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Ry di5oICAgfCAgMSArCj4+ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfYmlvcy5jIHwgMzgg KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKwo+PiAgIGRyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX3R2LmMgICB8IDQzICstLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLQo+PiAgIDMgZmlsZXMgY2hhbmdlZCwgNDAgaW5zZXJ0aW9ucygrKSwgNDIgZGVsZXRpb25z KC0pCj4+Cj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAo+PiBpbmRleCA3NzIyN2EzOWYzZDUuLjcx NWYyMDBjZmJmNSAxMDA2NDQKPj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYu aAo+PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4+IEBAIC0zMzk3LDYg KzMzOTcsNyBAQCBleHRlcm4gdm9pZCBpbnRlbF9pMmNfcmVzZXQoc3RydWN0IGRybV9kZXZpY2Ug KmRldik7Cj4+ICAgLyogaW50ZWxfYmlvcy5jICovCj4+ICAgaW50IGludGVsX2Jpb3NfaW5pdChz dHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpOwo+PiAgIGJvb2wgaW50ZWxfYmlvc19p c192YWxpZF92YnQoY29uc3Qgdm9pZCAqYnVmLCBzaXplX3Qgc2l6ZSk7Cj4+ICtib29sIGludGVs X2Jpb3NfaXNfdHZfcHJlc2VudChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpOwo+ PiAgIAo+PiAgIC8qIGludGVsX29wcmVnaW9uLmMgKi8KPj4gICAjaWZkZWYgQ09ORklHX0FDUEkK Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuYyBiL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuYwo+PiBpbmRleCBiZjYyYTE5YzhmNjkuLjI4MDBh ZTUwNDY1YSAxMDA2NDQKPj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfYmlvcy5j Cj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuYwo+PiBAQCAtMTQzMSwz ICsxNDMxLDQxIEBAIGludGVsX2Jpb3NfaW5pdChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2 X3ByaXYpCj4+ICAgCj4+ICAgCXJldHVybiAwOwo+PiAgIH0KPj4gKwo+PiArLyoqCj4+ICsgKiBp bnRlbF9iaW9zX2lzX3R2X3ByZXNlbnQgLSBpcyBpbnRlZ3JhdGVkIFRWIHByZXNlbnQgaW4gVkJU Cj4+ICsgKiBAZGV2X3ByaXY6CWk5MTUgZGV2aWNlIGluc3RhbmNlCj4+ICsgKgo+PiArICogUmV0 dXJuIHRydWUgaWYgVFYgaXMgcHJlc2VudC4gSWYgbm8gY2hpbGQgZGV2aWNlcyB3ZXJlIHBhcnNl ZCBmcm9tIFZCVCwKPj4gKyAqIGFzc3VtZSBUViBpcyBwcmVzZW50Lgo+PiArICovCj4+ICtib29s IGludGVsX2Jpb3NfaXNfdHZfcHJlc2VudChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3By aXYpCj4+ICt7Cj4+ICsJdW5pb24gY2hpbGRfZGV2aWNlX2NvbmZpZyAqcF9jaGlsZDsKPj4gKwlp bnQgaTsKPj4gKwo+PiArCWlmICghZGV2X3ByaXYtPnZidC5jaGlsZF9kZXZfbnVtKQo+PiArCQly ZXR1cm4gdHJ1ZTsKPj4gKwo+IFRoaXMgaXMgb2xkIGNvZGUgbW92ZWQgaGVyZSwgYnV0IHNob3Vs ZCB3ZSByZXR1cm4gdHJ1ZQo+IHdoZW4gY2hpbGRfZGV2X251bSA9PSAwID8gSSB1bmRlcnN0YW5k IHdlIHNob3VsZG4ndCBtYWtlCj4gZnVuY3Rpb25hbCBjaGFuZ2VzIHdoZW4gbW92aW5nIGNvZGUg YnV0IGp1c3QgcG9pbnRpbmcgb3V0Cj4gdG8gY2hlY2sgaWYgdGhpcyBjYW4gYmUgZml4ZWQgaW4g dGhlIGZ1cnRoZXIgcGF0Y2hlcy4KCkkgaGF2ZSBubyBpZGVhLCBidXQgSSdtIGd1ZXNzaW5nIGl0 J3MgdGhlcmUgZm9yIGhpc3RvcmljYWwgcmVhc29ucy4gTm8KcmVhc29uIHRvIGNoYW5nZSBpdCBu b3cgYXMgdGhlIGNvZGUgZ2V0cyBydW4gb25seSBmb3Igc29tZSBnZW4gMy80CmhhcmR3YXJlLgoK Pj4gKwlmb3IgKGkgPSAwOyBpIDwgZGV2X3ByaXYtPnZidC5jaGlsZF9kZXZfbnVtOyBpKyspIHsK Pj4gKwkJcF9jaGlsZCA9IGRldl9wcml2LT52YnQuY2hpbGRfZGV2ICsgaTsKPj4gKwkJLyoKPj4g KwkJICogSWYgdGhlIGRldmljZSB0eXBlIGlzIG5vdCBUViwgY29udGludWUuCj4+ICsJCSAqLwo+ PiArCQlzd2l0Y2ggKHBfY2hpbGQtPm9sZC5kZXZpY2VfdHlwZSkgewo+PiArCQljYXNlIERFVklD RV9UWVBFX0lOVF9UVjoKPj4gKwkJY2FzZSBERVZJQ0VfVFlQRV9UVjoKPj4gKwkJY2FzZSBERVZJ Q0VfVFlQRV9UVl9TVklERU9fQ09NUE9TSVRFOgo+PiArCQkJYnJlYWs7Cj4+ICsJCWRlZmF1bHQ6 Cj4+ICsJCQljb250aW51ZTsKPj4gKwkJfQo+PiArCQkvKiBPbmx5IHdoZW4gdGhlIGFkZGluX29m ZnNldCBpcyBub24temVybywgaXQgaXMgcmVnYXJkZWQKPj4gKwkJICogYXMgcHJlc2VudC4KPj4g KwkJICovCj4+ICsJCWlmIChwX2NoaWxkLT5vbGQuYWRkaW5fb2Zmc2V0KQo+PiArCQkJcmV0dXJu IHRydWU7Cj4+ICsJfQo+PiArCj4+ICsJcmV0dXJuIGZhbHNlOwo+PiArfQo+PiBkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfdHYuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX3R2LmMKPj4gaW5kZXggNTAzNGIwMDU1MTY5Li44NDE3ZmNhZDAyZDIgMTAwNjQ0Cj4+ IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3R2LmMKPj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfdHYuYwo+PiBAQCAtMTUzMCw0NyArMTUzMCw2IEBAIHN0YXRpYyBj b25zdCBzdHJ1Y3QgZHJtX2VuY29kZXJfZnVuY3MgaW50ZWxfdHZfZW5jX2Z1bmNzID0gewo+PiAg IAkuZGVzdHJveSA9IGludGVsX2VuY29kZXJfZGVzdHJveSwKPj4gICB9Owo+PiAgIAo+PiAtLyoK Pj4gLSAqIEVudW1lcmF0ZSB0aGUgY2hpbGQgZGV2IGFycmF5IHBhcnNlZCBmcm9tIFZCVCB0byBj aGVjayB3aGV0aGVyCj4+IC0gKiB0aGUgaW50ZWdyYXRlZCBUViBpcyBwcmVzZW50Lgo+PiAtICog SWYgaXQgaXMgcHJlc2VudCwgcmV0dXJuIDEuCj4+IC0gKiBJZiBpdCBpcyBub3QgcHJlc2VudCwg cmV0dXJuIGZhbHNlLgo+PiAtICogSWYgbm8gY2hpbGQgZGV2IGlzIHBhcnNlZCBmcm9tIFZCVCwg aXQgYXNzdW1lcyB0aGF0IHRoZSBUViBpcyBwcmVzZW50Lgo+PiAtICovCj4+IC1zdGF0aWMgaW50 IHR2X2lzX3ByZXNlbnRfaW5fdmJ0KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYpCj4+IC17Cj4+IC0J c3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gZGV2LT5kZXZfcHJpdmF0ZTsKPj4g LQl1bmlvbiBjaGlsZF9kZXZpY2VfY29uZmlnICpwX2NoaWxkOwo+PiAtCWludCBpLCByZXQ7Cj4+ IC0KPj4gLQlpZiAoIWRldl9wcml2LT52YnQuY2hpbGRfZGV2X251bSkKPj4gLQkJcmV0dXJuIDE7 Cj4+IC0KPj4gLQlyZXQgPSAwOwo+PiAtCWZvciAoaSA9IDA7IGkgPCBkZXZfcHJpdi0+dmJ0LmNo aWxkX2Rldl9udW07IGkrKykgewo+PiAtCQlwX2NoaWxkID0gZGV2X3ByaXYtPnZidC5jaGlsZF9k ZXYgKyBpOwo+PiAtCQkvKgo+PiAtCQkgKiBJZiB0aGUgZGV2aWNlIHR5cGUgaXMgbm90IFRWLCBj b250aW51ZS4KPj4gLQkJICovCj4+IC0JCXN3aXRjaCAocF9jaGlsZC0+b2xkLmRldmljZV90eXBl KSB7Cj4+IC0JCWNhc2UgREVWSUNFX1RZUEVfSU5UX1RWOgo+PiAtCQljYXNlIERFVklDRV9UWVBF X1RWOgo+PiAtCQljYXNlIERFVklDRV9UWVBFX1RWX1NWSURFT19DT01QT1NJVEU6Cj4+IC0JCQli cmVhazsKPj4gLQkJZGVmYXVsdDoKPj4gLQkJCWNvbnRpbnVlOwo+PiAtCQl9Cj4+IC0JCS8qIE9u bHkgd2hlbiB0aGUgYWRkaW5fb2Zmc2V0IGlzIG5vbi16ZXJvLCBpdCBpcyByZWdhcmRlZAo+PiAt CQkgKiBhcyBwcmVzZW50Lgo+PiAtCQkgKi8KPj4gLQkJaWYgKHBfY2hpbGQtPm9sZC5hZGRpbl9v ZmZzZXQpIHsKPj4gLQkJCXJldCA9IDE7Cj4+IC0JCQlicmVhazsKPj4gLQkJfQo+PiAtCX0KPj4g LQlyZXR1cm4gcmV0Owo+PiAtfQo+PiAtCj4+ICAgdm9pZAo+PiAgIGludGVsX3R2X2luaXQoc3Ry dWN0IGRybV9kZXZpY2UgKmRldikKPj4gICB7Cj4+IEBAIC0xNTg2LDcgKzE1NDUsNyBAQCBpbnRl bF90dl9pbml0KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYpCj4+ICAgCWlmICgoSTkxNV9SRUFEKFRW X0NUTCkgJiBUVl9GVVNFX1NUQVRFX01BU0spID09IFRWX0ZVU0VfU1RBVEVfRElTQUJMRUQpCj4+ ICAgCQlyZXR1cm47Cj4+ICAgCj4+IC0JaWYgKCF0dl9pc19wcmVzZW50X2luX3ZidChkZXYpKSB7 Cj4+ICsJaWYgKCFpbnRlbF9iaW9zX2lzX3R2X3ByZXNlbnQoZGV2X3ByaXYpKSB7Cj4+ICAgCQlE Uk1fREVCVUdfS01TKCJJbnRlZ3JhdGVkIFRWIGlzIG5vdCBwcmVzZW50LlxuIik7Cj4+ICAgCQly ZXR1cm47Cj4+ICAgCX0KPiBzYXcgYmVsb3cgbGluZSBpbW1lZGlhdGVseSBhZnRlciB0aGUgdHZf aXNfcHJlc2VudF9pbl92YnQoKSBjYWxsLgo+IGNhbiB5b3UgbW92ZSB0aGlzIGluc2lkZSB0aGUg bmV3IGZ1bmN0aW9uIGFzIHdlbGwgc2luY2Ugd2UKPiBjb25zaWRlciBpdCBhcyB3ZWxsIGJlZm9y ZSBlbnVtZXJhdGluZyB0diBlbmNvZGVyLgoKTWFrZXMgc2Vuc2UuCgpCUiwKSmFuaS4KCj4KPiAx NTkzICAgICAgICAgLyogRXZlbiBpZiB3ZSBoYXZlIGFuIGVuY29kZXIgd2UgbWF5IG5vdCBoYXZl IGEgY29ubmVjdG9yICovCj4gMTU5NCAgICAgICAgIGlmICghZGV2X3ByaXYtPnZidC5pbnRfdHZf c3VwcG9ydCkKPiAxNTk1ICAgICAgICAgICAgICAgICByZXR1cm47Cj4gMTU5Ngo+Cj4gcmVnYXJk cywKPiBTaXZha3VtYXIKPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMuZnJlZWRl c2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngKCi0tIApKYW5pIE5pa3VsYSwgSW50ZWwgT3BlbiBTb3VyY2UgVGVjaG5vbG9n eSBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==