From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH v2 3/3] drm/i915: New offset for reading frequencies on CHV. Date: Fri, 16 Jan 2015 19:09:56 +0200 Message-ID: <20150116170956.GJ10649@intel.com> References: <5490218A.6090801@linux.intel.com> <1421421138-15654-1-git-send-email-deepak.s@linux.intel.com> <1421421138-15654-4-git-send-email-deepak.s@linux.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 4D93D6E0A8 for ; Fri, 16 Jan 2015 09:10:20 -0800 (PST) Content-Disposition: inline In-Reply-To: <1421421138-15654-4-git-send-email-deepak.s@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: deepak.s@linux.intel.com Cc: daniel.vetter@ffwll.ch, intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBKYW4gMTYsIDIwMTUgYXQgMDg6NDI6MThQTSArMDUzMCwgZGVlcGFrLnNAbGludXgu aW50ZWwuY29tIHdyb3RlOgo+IEZyb206IERlZXBhayBTIDxkZWVwYWsuc0BsaW51eC5pbnRlbC5j b20+Cj4gCj4gVXNlIG5ldyBTaWRlYmFuZCBvZmZzZXQgdG8gcmVhZCBtYXgvbWluL2dhdXIgZnJl cSBiYXNlZCBvbiB0aGUgU0tVIGl0Cj4gaXMgcnVubmluZyBvbi4gQmFzZWQgb24gdGhlIE51bWJl ciBvZiBFVSwgd2UgcmVhZCBkaWZmZXJlbnQgYml0cyB0bwo+IGlkZW50aWZ5IHRoZSBtYXggZnJl cXVlbmNpZXMgYXQgd2hpY2ggc3lzdGVtIGNhbiBydW4uCj4gCj4gdjI6IHJldXNlIG1hc2sgZGVm aW5pdGlvbnMgJiBJTlRFTF9JTkZPKCkgdG8gZ2V0IGRldmljZSBpbmZvIChWaWxsZSkKPiAKPiBT aWduZWQtb2ZmLWJ5OiBEZWVwYWsgUyA8ZGVlcGFrLnNAbGludXguaW50ZWwuY29tPgo+IC0tLQo+ ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oIHwgIDkgKysrKysrKwo+ICBkcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jIHwgNTMgKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKy0tLS0tLS0KPiAgMiBmaWxlcyBjaGFuZ2VkLCA1NCBpbnNlcnRpb25zKCspLCA4IGRl bGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3Jl Zy5oIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaAo+IGluZGV4IGQ5NjkyZjkuLjJk Y2IxYjMgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaAo+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmgKPiBAQCAtNjA1LDYgKzYwNSwxNSBA QCBlbnVtIHB1bml0X3Bvd2VyX3dlbGwgewo+ICAjZGVmaW5lIFBVTklUX0ZVU0VfQlVTMgkJCQkw eGY2IC8qIGJpdHMgNDc6NDAgKi8KPiAgI2RlZmluZSBQVU5JVF9GVVNFX0JVUzEJCQkJMHhmNSAv KiBiaXRzIDU1OjQ4ICovCj4gIAo+ICsjZGVmaW5lIEZCX0dGWF9GTUFYX0FUX1ZNQVhfRlVTRQkJ MHgxMzYKPiArI2RlZmluZSBGQl9HRlhfRlJFUV9GVVNFX01BU0sJCQkweGZmCj4gKyNkZWZpbmUg RkJfR0ZYX0ZNQVhfQVRfVk1BWF8yU1M0RVVfRlVTRV9TSElGVAkyNAo+ICsjZGVmaW5lIEZCX0dG WF9GTUFYX0FUX1ZNQVhfMlNTNkVVX0ZVU0VfU0hJRlQJMTYKPiArI2RlZmluZSBGQl9HRlhfRk1B WF9BVF9WTUFYXzJTUzhFVV9GVVNFX1NISUZUCTgKPiArCj4gKyNkZWZpbmUgRkJfR0ZYX0ZNSU5f QVRfVk1JTl9GVVNFCQkweDEzNwo+ICsjZGVmaW5lIEZCX0dGWF9GTUlOX0FUX1ZNSU5fRlVTRV9T SElGVAkJOAo+ICsKPiAgI2RlZmluZSBQVU5JVF9HUFVfU1RBVFVTX1JFRwkJCTB4ZGIKPiAgI2Rl ZmluZSBQVU5JVF9HUFVfU1RBVFVTX01BWF9GUkVRX1NISUZUCTE2Cj4gICNkZWZpbmUgUFVOSVRf R1BVX1NUQVRVU19NQVhfRlJFUV9NQVNLCQkweGZmCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX3BtLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCj4g aW5kZXggMDNmYzdmMi4uYzAxMGQ1YyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9wbS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+IEBA IC00MzM4LDExICs0MzM4LDMyIEBAIHZvaWQgZ2VuNl91cGRhdGVfcmluZ19mcmVxKHN0cnVjdCBk cm1fZGV2aWNlICpkZXYpCj4gIAo+ICBzdGF0aWMgaW50IGNoZXJyeXZpZXdfcnBzX21heF9mcmVx KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiAgewo+ICsJc3RydWN0IGRybV9k ZXZpY2UgKmRldiA9IGRldl9wcml2LT5kZXY7Cj4gIAl1MzIgdmFsLCBycDA7Cj4gIAo+IC0JdmFs ID0gdmx2X3B1bml0X3JlYWQoZGV2X3ByaXYsIFBVTklUX0dQVV9TVEFUVVNfUkVHKTsKPiAtCXJw MCA9ICh2YWwgPj4gUFVOSVRfR1BVX1NUQVRVU19NQVhfRlJFUV9TSElGVCkgJiBQVU5JVF9HUFVf U1RBVFVTX01BWF9GUkVRX01BU0s7Cj4gLQo+ICsJaWYgKGRldi0+cGRldi0+cmV2aXNpb24gPj0g MHgyMCkgewo+ICsJCXZhbCA9IHZsdl9wdW5pdF9yZWFkKGRldl9wcml2LCBGQl9HRlhfRk1BWF9B VF9WTUFYX0ZVU0UpOwo+ICsKPiArCQlzd2l0Y2ggKElOVEVMX0lORk8oZGV2KS0+ZXVfdG90YWwp IHsKPiArCQljYXNlIDg6Cj4gKwkJCQkvKiAoMiAqIDQpIGNvbmZpZyAqLwo+ICsJCQkJcnAwID0g KHZhbCA+PiBGQl9HRlhfRk1BWF9BVF9WTUFYXzJTUzRFVV9GVVNFX1NISUZUKTsKCmJyZWFrOwoK PiArCQljYXNlIDEyOgo+ICsJCQkJLyogKDIgKiA2KSBjb25maWcgKi8KPiArCQkJCXJwMCA9ICh2 YWwgPj4gRkJfR0ZYX0ZNQVhfQVRfVk1BWF8yU1M2RVVfRlVTRV9TSElGVCk7CgpicmVhazsKCj4g KwkJY2FzZSAxNjoKPiArCQkJCS8qICgyICogOCkgY29uZmlnICovCj4gKwkJZGVmYXVsdDoKPiAr CQkJCS8qIFNldHRpbmcgKDIgKiA4KSBNaW4gUlAwIGZvciBhbnkgb3RoZXIgY29tYmluYXRpb24g Ki8KPiArCQkJCXJwMCA9ICh2YWwgPj4gRkJfR0ZYX0ZNQVhfQVRfVk1BWF8yU1M4RVVfRlVTRV9T SElGVCk7CgpNYXliZSBicmVhazsgaGVyZSB0b28gaWYgeW91IGZlZWwgbGlrZSBpdCA6KQoKSG1t LiBOb3cgdGhhdCBJIHN0YXJ0ZWQgdG8gdGhpbmsgYWJvdXQgaXQsIG1pZ2h0IHdlIGJlIGV4cGVj dGluZyBFVXMgdG8KYmUgZnVzZWQgb2ZmIGluIHNvbWUgb3RoZXIgY29uZmlndXJhdGlvbnM/IElu IHRoYXQgY2FzZSB0aGUgc3dpdGNoCnN0YXRlbWVudCBtaWdodCBiZSBub3QgYmUgdGhlIGJlc3Qg aWRlYSwgb3Igd2UnZCBuZWVkIHRvIHVzZSB0aGUgZ251CmNhc2UgcmFuZ2UgZXh0ZW5zaW9uLiBC dXQgd2UgY2FuIG1heWJlIHdvcnJ5IGFib3V0IHRoYXQgbGF0ZXIgc2luY2UgaXQKbWlnaHQgcmVx dWlyZSBtb3JlIGludmVzdGlnYXRpdmUgd29yaywgb3IgSSBtaWdodCBiZSB0b3RhbGx5IG9mZiBi YXNlIGhlcmUKYW55d2F5LCBhbmQgd2Ugc2hvdWxkIGdldCB0aGlzIHBhdGNoIGluIEFTQVAuCgpT byBpZiB5b3UgYWRkIHRoZSBtaXNzaW5nIGJyZWFrIHN0YXRlbWVudHMgdGhpcyBwYXRjaCBjYW4g aGF2ZToKUmV2aWV3ZWQtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5p bnRlbC5jb20+Cgo+ICsJCX0KPiArCQlycDAgPSAocnAwICYgRkJfR0ZYX0ZSRVFfRlVTRV9NQVNL KTsKPiArCX0gZWxzZSB7Cj4gKwkJLyogRm9yIHByZS1wcm9kdWN0aW9uIGhhcmR3YXJlICovCj4g KwkJdmFsID0gdmx2X3B1bml0X3JlYWQoZGV2X3ByaXYsIFBVTklUX0dQVV9TVEFUVVNfUkVHKTsK PiArCQlycDAgPSAodmFsID4+IFBVTklUX0dQVV9TVEFUVVNfTUFYX0ZSRVFfU0hJRlQpICYKPiAr CQkgICAgICAgUFVOSVRfR1BVX1NUQVRVU19NQVhfRlJFUV9NQVNLOwo+ICsJfQo+ICAJcmV0dXJu IHJwMDsKPiAgfQo+ICAKPiBAQCAtNDM1OCwyMCArNDM3OSwzNiBAQCBzdGF0aWMgaW50IGNoZXJy eXZpZXdfcnBzX3JwZV9mcmVxKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiAg Cj4gIHN0YXRpYyBpbnQgY2hlcnJ5dmlld19ycHNfZ3Vhcl9mcmVxKHN0cnVjdCBkcm1faTkxNV9w cml2YXRlICpkZXZfcHJpdikKPiAgewo+ICsJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IGRldl9w cml2LT5kZXY7Cj4gIAl1MzIgdmFsLCBycDE7Cj4gIAo+IC0JdmFsID0gdmx2X3B1bml0X3JlYWQo ZGV2X3ByaXYsIFBVTklUX1JFR19HUFVfRlJFUV9TVFMpOwo+IC0JcnAxID0gKHZhbCA+PiBQVU5J VF9HUFVfU1RBVFVTX01BWF9GUkVRX1NISUZUKSAmIFBVTklUX0dQVV9TVEFUVVNfTUFYX0ZSRVFf TUFTSzsKPiAtCj4gKwlpZiAoZGV2LT5wZGV2LT5yZXZpc2lvbiA+PSAweDIwKSB7Cj4gKwkJdmFs ID0gdmx2X3B1bml0X3JlYWQoZGV2X3ByaXYsIEZCX0dGWF9GTUFYX0FUX1ZNQVhfRlVTRSk7Cj4g KwkJcnAxID0gKHZhbCAmIEZCX0dGWF9GUkVRX0ZVU0VfTUFTSyk7Cj4gKwl9IGVsc2Ugewo+ICsJ CS8qIEZvciBwcmUtcHJvZHVjdGlvbiBoYXJkd2FyZSAqLwo+ICsJCXZhbCA9IHZsdl9wdW5pdF9y ZWFkKGRldl9wcml2LCBQVU5JVF9SRUdfR1BVX0ZSRVFfU1RTKTsKPiArCQlycDEgPSAoKHZhbCA+ PiBQVU5JVF9HUFVfU1RBVFVTX01BWF9GUkVRX1NISUZUKSAmCj4gKwkJICAgICAgIFBVTklUX0dQ VV9TVEFUVVNfTUFYX0ZSRVFfTUFTSyk7Cj4gKwl9Cj4gIAlyZXR1cm4gcnAxOwo+ICB9Cj4gIAo+ ICBzdGF0aWMgaW50IGNoZXJyeXZpZXdfcnBzX21pbl9mcmVxKHN0cnVjdCBkcm1faTkxNV9wcml2 YXRlICpkZXZfcHJpdikKPiAgewo+ICsJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IGRldl9wcml2 LT5kZXY7Cj4gIAl1MzIgdmFsLCBycG47Cj4gIAo+IC0JdmFsID0gdmx2X3B1bml0X3JlYWQoZGV2 X3ByaXYsIFBVTklUX0dQVV9TVEFUVVNfUkVHKTsKPiAtCXJwbiA9ICh2YWwgPj4gUFVOSVRfR1BV X1NUQVRJU19HRlhfTUlOX0ZSRVFfU0hJRlQpICYgUFVOSVRfR1BVX1NUQVRVU19HRlhfTUlOX0ZS RVFfTUFTSzsKPiArCWlmIChkZXYtPnBkZXYtPnJldmlzaW9uID49IDB4MjApIHsKPiArCQl2YWwg PSB2bHZfcHVuaXRfcmVhZChkZXZfcHJpdiwgRkJfR0ZYX0ZNSU5fQVRfVk1JTl9GVVNFKTsKPiAr CQlycG4gPSAoKHZhbCA+PiBGQl9HRlhfRk1JTl9BVF9WTUlOX0ZVU0VfU0hJRlQpICYKPiArCQkg ICAgICAgRkJfR0ZYX0ZSRVFfRlVTRV9NQVNLKTsKPiArCX0gZWxzZSB7IC8qIEZvciBwcmUtcHJv ZHVjdGlvbiBoYXJkd2FyZSAqLwo+ICsJCXZhbCA9IHZsdl9wdW5pdF9yZWFkKGRldl9wcml2LCBQ VU5JVF9HUFVfU1RBVFVTX1JFRyk7Cj4gKwkJcnBuID0gKCh2YWwgPj4gUFVOSVRfR1BVX1NUQVRJ U19HRlhfTUlOX0ZSRVFfU0hJRlQpICYKPiArCQkgICAgICAgUFVOSVRfR1BVX1NUQVRVU19HRlhf TUlOX0ZSRVFfTUFTSyk7Cj4gKwl9Cj4gKwo+ICAJcmV0dXJuIHJwbjsKPiAgfQo+ICAKPiAtLSAK PiAxLjkuMQoKLS0gClZpbGxlIFN5cmrDpGzDpApJbnRlbCBPVEMKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRl bC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK