From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH 5/5] drm/i915: add bxt gmbus support Date: Fri, 27 Mar 2015 00:38:08 +0200 Message-ID: <87h9t7qt9r.fsf@intel.com> References: <02a602af8e400d2d9c592a5a6ce82077697a92ac.1427407523.git.jani.nikula@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id A85256E0B9 for ; Thu, 26 Mar 2015 15:39:18 -0700 (PDT) In-Reply-To: <02a602af8e400d2d9c592a5a6ce82077697a92ac.1427407523.git.jani.nikula@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCAyNyBNYXIgMjAxNSwgSmFuaSBOaWt1bGEgPGphbmkubmlrdWxhQGludGVsLmNvbT4g d3JvdGU6Cj4gRnJvbTogIkEuU3VuaWwgS2FtYXRoIiA8c3VuaWwua2FtYXRoQGludGVsLmNvbT4K Pgo+IEZvciBCWFQgZ21idXMgaXMgcHVsbGVkIGZyb20gR1BVIHRvIENQVS4gRnJvbSBpbXBsZW1l bnRhdGlvbiBwb2ludCBvZgo+IHZpZXcgb25seSBwaW4gcGFpciBjb25maWd1cmF0aW9uIHdpbGwg Y2hhbmdlLiBUaGUgZXhpc3RpbmcKPiBpbXBsZW1lbnRhdGlvbiBzdXBwb3J0cyBhbGwgcGxhdGZv cm1zIHByZXZpb3VzIHRvIEdFTjggYW5kIGFsc28gU0tMLiBCdXQKPiBmb3IgQlhUIHBpbiBwYWly IGNvbmZpZ3VyYXRpb24gaXMgY29tcGxldGVseSBkaWZmZXJlbnQgdGhhbiBTS0wgb3Igb3RoZXIK PiBwcmV2aW91cyBHRU4ncy4gVGhpcyBwYXRjaCBpbnRyb2R1Y2VzIHRoZSBuZXcgcGluIHBhaXIg Y29uZmlndXJhdGlvbgo+IHN0cnVjdHVyZSBzcGVjaWZpYyB0byBCWFQgYW5kIGFsc28gZW5zdXJl cyBldmVyeSByZWFsIGdtYnVzIHBvcnQgaGFzIGEKPiBncGlvIHBpbi4KPgo+IHYzIGJ5IEphbmk6 IHdpdGggdGhlIHBsYXRmb3JtIGluZGVwZW5kZW50IHByZXAgd29yayBpbiBwbGFjZSwgdGhlIGJ4 dAo+IGVuYWJsaW5nIHJlZHVjZXMgdG8gYSBmYWlybHkgdHJpdmlhbCBwYXRjaC4gQ3JlZGl0cyBh cmUgZHVlIFN1bmlsIGZvcgo+IGdpdmluZyBtZSB0aGUgaWRlYXMgKHdpdGggaGlzIHBhdGNoZXMp IHdoYXQgdGhlIHBsYXRmb3JtIGluZGVwZW5kZW50Cj4gcGFydHMgc2hvdWxkIGxvb2sgbGlrZS4K Ck9rYXksIGdpdCBmYWlsLCB0aGlzIHN0aWxsIG5lZWRzIGEgYnh0IHNwZWNpZmljIGZpeCBpbgpp bnRlbF9oZG1pX2luaXRfY29ubmVjdG9yIGEgYml0IHNpbWlsYXIgdG8gd2hhdCBjaHYgZG9lcyB0 aGVyZSwgYnV0IHRvbwp0aXJlZCBub3cuIHhfWAoKQlIsCkphbmkuCgoKPgo+IElzc3VlOiBWSVot MzU3NAo+IFNpZ25lZC1vZmYtYnk6IEEuU3VuaWwgS2FtYXRoIDxzdW5pbC5rYW1hdGhAaW50ZWwu Y29tPgo+IFNpZ25lZC1vZmYtYnk6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBpbnRlbC5jb20+ Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmggIHwgIDMgKysrCj4gIGRy aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2kyYy5jIHwgMjkgKysrKysrKysrKysrKysrKysrKysr KystLS0tLS0KPiAgMiBmaWxlcyBjaGFuZ2VkLCAyNiBpbnNlcnRpb25zKCspLCA2IGRlbGV0aW9u cygtKQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmggYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oCj4gaW5kZXggY2RjMDcxY2ZmMDAxLi5iMGRj NTA2ZjJmZDEgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaAo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmgKPiBAQCAtMTc5Nyw2ICsxNzk3 LDkgQEAgZW51bSBza2xfZGlzcF9wb3dlcl93ZWxscyB7Cj4gICNkZWZpbmUgICBHTUJVU19QSU5f RFBCCQk1IC8qIFNEVk8sIEhETUlCICovCj4gICNkZWZpbmUgICBHTUJVU19QSU5fRFBECQk2IC8q IEhETUlEICovCj4gICNkZWZpbmUgICBHTUJVU19QSU5fUkVTRVJWRUQJNyAvKiA3IHJlc2VydmVk ICovCj4gKyNkZWZpbmUgICBHTUJVU19QSU5fMV9CWFQJMQo+ICsjZGVmaW5lICAgR01CVVNfUElO XzJfQlhUCTIKPiArI2RlZmluZSAgIEdNQlVTX1BJTl8zX0JYVAkzCj4gICNkZWZpbmUgICBHTUJV U19QSU5fTUFYCQk3IC8qIG5vdCBpbmNsdXNpdmUgKi8KPiAgI2RlZmluZSBHTUJVUzEJCQkweDUx MDQgLyogY29tbWFuZC9zdGF0dXMgKi8KPiAgI2RlZmluZSAgIEdNQlVTX1NXX0NMUl9JTlQJKDE8 PDMxKQo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9pMmMuYyBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2kyYy5jCj4gaW5kZXggZWM5Y2M4Y2Y2NDJlLi5mZDlj YjZkY2I4NGUgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfaTJjLmMK PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9pMmMuYwo+IEBAIC00OSwxMCArNDks MjAgQEAgc3RhdGljIGNvbnN0IHN0cnVjdCBnbWJ1c19waW4gZ21idXNfcGluc1tdID0gewo+ICAJ W0dNQlVTX1BJTl9EUERdID0geyAiZHBkIiwgR1BJT0YgfSwKPiAgfTsKPiAgCj4gK3N0YXRpYyBj b25zdCBzdHJ1Y3QgZ21idXNfcGluIGdtYnVzX3BpbnNfYnh0W10gPSB7Cj4gKwlbR01CVVNfUElO XzFfQlhUXSA9IHsgImRwYiIsIFBDSF9HUElPQiB9LAo+ICsJW0dNQlVTX1BJTl8yX0JYVF0gPSB7 ICJkcGMiLCBQQ0hfR1BJT0MgfSwKPiArCVtHTUJVU19QSU5fM19CWFRdID0geyAibWlzYyIsIFBD SF9HUElPRCB9LAo+ICt9Owo+ICsKPiAgYm9vbCBpbnRlbF9nbWJ1c19pc192YWxpZF9waW4oc3Ry dWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LAo+ICAJCQkgICAgICB1bnNpZ25lZCBpbnQg cGluKQo+ICB7Cj4gLQlyZXR1cm4gcGluIDwgQVJSQVlfU0laRShnbWJ1c19waW5zKSAmJiBnbWJ1 c19waW5zW3Bpbl0ucmVnOwo+ICsJaWYgKElTX0JST1hUT04oZGV2X3ByaXYpKQo+ICsJCXJldHVy biBwaW4gPCBBUlJBWV9TSVpFKGdtYnVzX3BpbnNfYnh0KSAmJgo+ICsJCQlnbWJ1c19waW5zX2J4 dFtwaW5dLnJlZzsKPiArCWVsc2UKPiArCQlyZXR1cm4gcGluIDwgQVJSQVlfU0laRShnbWJ1c19w aW5zKSAmJiBnbWJ1c19waW5zW3Bpbl0ucmVnOwo+ICB9Cj4gIAo+ICAvKiBJbnRlbCBHUElPIGFj Y2VzcyBmdW5jdGlvbnMgKi8KPiBAQCAtMTk2LDcgKzIwNiwxMCBAQCBpbnRlbF9ncGlvX3NldHVw KHN0cnVjdCBpbnRlbF9nbWJ1cyAqYnVzLCB1bnNpZ25lZCBpbnQgcGluKQo+ICAKPiAgCWFsZ28g PSAmYnVzLT5iaXRfYWxnbzsKPiAgCj4gLQlidXMtPmdwaW9fcmVnID0gZGV2X3ByaXYtPmdwaW9f bW1pb19iYXNlICsgZ21idXNfcGluc1twaW5dLnJlZzsKPiArCWlmIChJU19CUk9YVE9OKGRldl9w cml2KSkKPiArCQlidXMtPmdwaW9fcmVnID0gZ21idXNfcGluc19ieHRbcGluXS5yZWc7Cj4gKwll bHNlCj4gKwkJYnVzLT5ncGlvX3JlZyA9IGRldl9wcml2LT5ncGlvX21taW9fYmFzZSArIGdtYnVz X3BpbnNbcGluXS5yZWc7Cj4gIAo+ICAJYnVzLT5hZGFwdGVyLmFsZ29fZGF0YSA9IGFsZ287Cj4g IAlhbGdvLT5zZXRzZGEgPSBzZXRfZGF0YTsKPiBAQCAtNTQwLDYgKzU1Myw4IEBAIGludCBpbnRl bF9zZXR1cF9nbWJ1cyhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2KQo+ICAJaW5pdF93YWl0cXVldWVf aGVhZCgmZGV2X3ByaXYtPmdtYnVzX3dhaXRfcXVldWUpOwo+ICAKPiAgCWZvciAocGluID0gMDsg cGluIDwgQVJSQVlfU0laRShkZXZfcHJpdi0+Z21idXMpOyBwaW4rKykgewo+ICsJCWNvbnN0IGNo YXIgKm5hbWU7Cj4gKwo+ICAJCWlmICghaW50ZWxfZ21idXNfaXNfdmFsaWRfcGluKGRldl9wcml2 LCBwaW4pKQo+ICAJCQljb250aW51ZTsKPiAgCj4gQEAgLTU0NywxMCArNTYyLDEyIEBAIGludCBp bnRlbF9zZXR1cF9nbWJ1cyhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2KQo+ICAKPiAgCQlidXMtPmFk YXB0ZXIub3duZXIgPSBUSElTX01PRFVMRTsKPiAgCQlidXMtPmFkYXB0ZXIuY2xhc3MgPSBJMkNf Q0xBU1NfRERDOwo+IC0JCXNucHJpbnRmKGJ1cy0+YWRhcHRlci5uYW1lLAo+IC0JCQkgc2l6ZW9m KGJ1cy0+YWRhcHRlci5uYW1lKSwKPiAtCQkJICJpOTE1IGdtYnVzICVzIiwKPiAtCQkJIGdtYnVz X3BpbnNbcGluXS5uYW1lKTsKPiArCQlpZiAoSVNfQlJPWFRPTihkZXZfcHJpdikpCj4gKwkJCW5h bWUgPSBnbWJ1c19waW5zX2J4dFtwaW5dLm5hbWU7Cj4gKwkJZWxzZQo+ICsJCQluYW1lID0gZ21i dXNfcGluc1twaW5dLm5hbWU7Cj4gKwkJc25wcmludGYoYnVzLT5hZGFwdGVyLm5hbWUsIHNpemVv ZihidXMtPmFkYXB0ZXIubmFtZSksCj4gKwkJCSAiaTkxNSBnbWJ1cyAlcyIsIG5hbWUpOwo+ICAK PiAgCQlidXMtPmFkYXB0ZXIuZGV2LnBhcmVudCA9ICZkZXYtPnBkZXYtPmRldjsKPiAgCQlidXMt PmRldl9wcml2ID0gZGV2X3ByaXY7Cj4gLS0gCj4gMi4xLjQKPgo+IF9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+ IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4CgotLSAKSmFuaSBOaWt1bGEsIEludGVs IE9wZW4gU291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxp c3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4v bGlzdGluZm8vaW50ZWwtZ2Z4Cg==