From mboxrd@z Thu Jan  1 00:00:00 1970
From: Deepak S <deepak.s@linux.intel.com>
Subject: Re: [PATCH v4] drm/i915/chv: Set min freq to efficient
 frequency on chv
Date: Thu, 30 Apr 2015 15:42:42 +0530
Message-ID: <5542001A.6040905@linux.intel.com>
References: <1427536418-22801-4-git-send-email-deepak.s@linux.intel.com>
 <1430276001-3454-1-git-send-email-deepak.s@linux.intel.com>
 <20150429153156.GT18908@intel.com> <20150429195320.GU18908@intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga02.intel.com (mga02.intel.com [134.134.136.20])
 by gabe.freedesktop.org (Postfix) with ESMTP id E70A66E7C6
 for <intel-gfx@lists.freedesktop.org>; Thu, 30 Apr 2015 03:16:03 -0700 (PDT)
In-Reply-To: <20150429195320.GU18908@intel.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: =?windows-1252?Q?Ville_Syrj=E4l=E4?= <ville.syrjala@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org

CgpPbiBUaHVyc2RheSAzMCBBcHJpbCAyMDE1IDAxOjIzIEFNLCBWaWxsZSBTeXJqw6Rsw6Qgd3Jv
dGU6Cj4gT24gV2VkLCBBcHIgMjksIDIwMTUgYXQgMDY6MzE6NTZQTSArMDMwMCwgVmlsbGUgU3ly
asOkbMOkIHdyb3RlOgo+PiBPbiBXZWQsIEFwciAyOSwgMjAxNSBhdCAwODoyMzoyMUFNICswNTMw
LCBkZWVwYWsuc0BsaW51eC5pbnRlbC5jb20gd3JvdGU6Cj4+PiBGcm9tOiBEZWVwYWsgUyA8ZGVl
cGFrLnNAbGludXguaW50ZWwuY29tPgo+Pj4KPj4+IEFmdGVyIGZlZWRiYWNrIGZyb20gdGhlIGhh
cmR3YXJlIHRlYW0sIG5vdyB3ZSBzZXQgdGhlIEdQVSBtaW4vaWRlbCBmcmVxIHRvIFJQZS4KPj4+
IFB1bml0IGlzIGV4cGVjdGluZyB1cyB0byBvcGVyYXRlIEdQVSBiZXR3ZWVuIFJwZSAmIFJwMC4g
SWYgd2UgZHJvcCB0aGUKPj4+IGZyZXF1ZW5jeSB0byBSUG4sIHB1bml0IGlzIGZhaWxpbmcgdG8g
Y2hhbmdlIHRoZSBpbnB1dCB2b2x0YWdlIHRvCj4+PiBtaW5pbXVtIDooCj4+IFNvIGZhciBJIGNh
bid0IHJlcHJvZHVjZSB0aGlzIHByb2JsZW0gb24gbXkgQlNXLiBJbiBmYWN0IHdoYXQgSSBzZWUK
Pj4gdGhhdCB0aGUgdm9sdGFnZSBhdCBSUG4gaXMgbG93ZXIgdGhhbiB0aGUgdm9sdGFnZSBhdCBS
UGUsIGV2ZW4gd2hpbGUKPj4gd2UncmUgaW4gcmM2Lgo+Pgo+PiB3aXRob3V0IGZvcmNld2FrZToK
Pj4gUlBuIC0+IDB4NjYKPj4gUlBlIC0+IDB4NjcKPj4gUlAwIC0+IDB4NjkKPj4KPj4gd2l0aCBm
b3JjZXdha2U6Cj4+IFJQbiAtPiAweDY2Cj4+IFJQZSAtPiAweDc2Cj4+IFJQMCAtPiAweDlkCj4+
Cj4+IEFsc28gYXNraW5nIFB1bml0IHRvIGNoYW5nZSB0aGUgZnJlcXVlbmN5IGFmdGVyIHRoZSBH
UFUgaGFzIGdvbmUgdG8KPj4gcmM2IGRvZXMgYWJzb2x1dGVseSBub3RoaW5nIChyZW1pbmQgYW55
b25lIG9mIFZMVj8pLiBJIHRoaW5rIEkgbmVlZCB0bwo+PiByZXRlc3QgbXkgVkxWIEMwIHRvIHNl
ZSBpZiBteSBlYXJsaWVyIG9ic2VydmF0aW9ucyB0aGVyZSB3ZXJlIGFjY3VyYXRlLgo+PiBUaGUg
c2hhcmVkIFZubiByYWlsIGRvZXMgbWFrZSBpdCBoYXJkZXIgdG8gb2JzZXJ2ZSB0aGlzIHN0dWZm
IG9uCj4+IFZMViB0aG91Z2guCj4gSSB3ZW50IGJhY2sgdG8gbXkgVkxWcyAoaGFkIGEgQjMgYW5k
IEMwIGFjdHVhbGx5KS4gQW5kIEknbSBzZWVpbmcgdGhlCj4gZXhhY3Qgc2FtZSBiZWhhdmlvdXIg
b24gYm90aCwgaWUuIHJlcXVlc3RpbmcgYSBuZXcgZnJlcXVlbmN5IGZyb20gUHVuaXQKPiBkb2Vz
IG5vdGhpbmcgd2hlbiB0aGUgR1BVIGlzIGluIHJjNiwgYW5kIGlmIEkgbGV0IGl0IGVudGVyIHJj
NiB3aXRoIGEKPiBoaWdoIGZyZXF1ZW5jeSBWbm4gYWxzbyByZW1haW5zIGhpZ2guIFByZXZpb3Vz
bHkgSSBoYWQgdGhvdWdodCB0aGF0IEMwCj4gZml4ZWQgdGhpcywgYnV0IG5vdyBpdCBkZWZpbml0
ZWx5IHNob3dzIHRoZSBzYW1lIHByb2JsZW0gaGVyZS4gSSBtdXN0Cj4gaGF2ZSBoYWQgc29tZSBh
Y2NpZGVudGFsIGZvcmNld2FrZSBzb21ld2hlcmUgd2hlbiBJIG9yaWdpbmFsbHkgdGVzdGVkCj4g
aXQsCj4KPiBTbyBiYXNlZCBvbiB0aGF0LCB5b3VyIG90aGVyIHBhdGNoIHRvIHJlbW92ZSB0aGUg
c3RlcHBpbmcgY2hlY2sgZnJvbQo+IHZsdl9zZXRfcnBzX2lkbGUoKSBpcyBpbiBmYWN0IGNvcnJl
Y3QuCj4KPiBUaGUgcXVlc3Rpb24gcmVtYWlucyBob3dldmVyIHdoYXQgc2hvdWxkIHdlIGRvIHdp
dGggQ0hWLiBBY2NvcmRpbmcgdG8gbXkKPiB0ZXN0aW5nIHRvIGdldCB0aGUgbWluaW11bSB2b2x0
YWdlIHdlIHNob3VsZCBrZWVwIFJQbiBhcm91bmQsIGFuZCB3ZQo+IHNob3VsZCBhbHNvIGRvIHRo
ZSB2bHZfc2V0X3Jwc19pZGxlKCkgd29ya2Fyb3VuZCBvbiBDSFYuCj4KPiBPaCBhbmQgSSBhbHNv
IG9ic2VydmVkIHNvbWV0aGluZyBlbHNlIG9uIFZMVi4gTm9ybWFsbHkgd2hlbiBlbnRlcmluZyBy
YzYKPiB0aGUgR1BMTCByZWYgY2xvY2sgZ2V0cyB0cnVuayBnYXRlZCBhdCBDQ0sgKGJ5IFB1bml0
IEkgYXNzdW1lKS4gSG93ZXZlcgo+IHdoZW4gdXNpbmcgdGhlIHZsdl9nZnhfY2xvY2tfZm9yY2Uo
KSB0aGF0IGRvZXNuJ3QgaGFwcGVuLiBTbyBJJ20gbm90Cj4gZW50aXJlbHkgc3VyZSB0aGUgR1BM
TCBnZXRzIHR1cm5lZCBvZmYgcHJvcGVybHkgaW4gdGhhdCBjYXNlLiBNYXliZSB3ZQo+IHNob3Vs
ZCBqdXN0IHVzZSBmb3JjZXdha2UgaW5zdGVhZD8gT2ggYW5kIEJUVywgQ0hWIGRvZXNuJ3QgZG8g
dGhlIHRydW5rCj4gZ2F0aW5nIGluIGVpdGhlciBjYXNlLiBJJ20gbm90IHN1cmUgd2hlcmUgdG8g
Y2hlY2sgaWYgdGhlIEdQTEwgaXMKPiBhY3R1YWxseSBydW5uaW5nIG9yIG5vdC4KPgpIaSBWaWxs
ZSwKClRoYW5rcyBWaWxsZSBmb3IgdmVyaWZ5aW5nIG9uIFZMViBhbmQgQ0hWLiBJdHMgaW50ZXJl
c3RpbmcgdG8gc2VlIHdoZW4gSWRsZSwKVm9sdGFnZSBub3QgZHJvcHBpbmcgdG8gVm5uIG9uIENI
ViA6KCBUaGlzIHdhcyBzdXBwb3NlZCB0byBiZSBmaXhlZAppbiBCU1cvQ0hWIDooLiBBcyB5b3Ug
c3VnZ2VzdGVkIGl0IHdvdWxkIGJlIGJldHRlciB0byBleHRlbmQgdGhlIFZMViBXQSB0bwpDSFYg
YWxzbyB0byBtYWtlIHN1cmUgd2UgZHJvcCB0aGUgdm9sdGFnZSB3aGVuIGlkbGUuCgpCZWxvdyBp
cyB0aGUgc2VxdWVuY2UgSSB0aGluayB3ZSBzaG91bGQgZm9sbG93IChiYXNlZCAgb24geW91ciBj
b21tZW50cykuCjEuIGZvcmNld2FrZSBwb3dlciB3ZWxscwoyLiBkbyBnZnggZm9yY2UgY2xvY2sg
b24KMy4gcmVxdWVzdCBmcmVxIHRvIHB1bml0CjQuIHJlbGVhc2UgZ2Z4IGZvcmNlIGNsb2NrIG9u
CjUuIHJlbGVhc2UgZm9yY2V3YWtlIG9mIHBvd2VyIHdlbGxzLgoKUGxlYXNlIHNoYXJlIHlvdXIg
dGhvdWdodHM/CgpUaGFua3MKRGVlcGFrCgo+PiBTbyBiYXNlZCBvbiBteSB0ZXN0cyB0aGlzIHBh
dGNoIGZlZWxzIGEgYml0IHdyb25nLgo+Pgo+Pj4gU2luY2UgUHVuaXQgdmFsaWRhdGVzIHRoZSBy
cHMgcmFuZ2UgW1JQZSwgUlAwXS4gVGhpcyBwYXRjaAo+Pj4gcmVtb3ZlcyB1bnVzZWQgY2hlcnJ5
dmlld19ycHNfbWluX2ZyZXEgZnVuY3Rpb24uCj4+Pgo+Pj4gdjI6IENoYW5nZSBjb21taXQgbWVz
c2FnZQo+Pj4KPj4+IHYzOiBzZXQgbWluX2ZyZXEgYmVmb3JlIGlkbGVfZnJlcSAoY2hyaXMpCj4+
Pgo+Pj4gdjQ6IFNxdWFzaCAnUmVtb3ZlIHVudXNlZCBycHMgbWluIGZ1bmN0aW9uJyBwYXRjaAo+
Pj4KPj4+IFNpZ25lZC1vZmYtYnk6IERlZXBhayBTIDxkZWVwYWsuc0BsaW51eC5pbnRlbC5jb20+
Cj4+PiBBY2tlZC1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4+
PiAtLS0KPj4+ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYyB8IDIxICsrLS0tLS0t
LS0tLS0tLS0tLS0tLQo+Pj4gICAxIGZpbGUgY2hhbmdlZCwgMiBpbnNlcnRpb25zKCspLCAxOSBk
ZWxldGlvbnMoLSkKPj4+Cj4+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50
ZWxfcG0uYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKPj4+IGluZGV4IGE3NTE2
ZWQuLjc4Yzg5ZmYgMTAwNjQ0Cj4+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9w
bS5jCj4+PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCj4+PiBAQCAtNDcx
NSwyNCArNDcxNSw2IEBAIHN0YXRpYyBpbnQgY2hlcnJ5dmlld19ycHNfZ3Vhcl9mcmVxKHN0cnVj
dCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPj4+ICAgCXJldHVybiBycDE7Cj4+PiAgIH0K
Pj4+ICAgCj4+PiAtc3RhdGljIGludCBjaGVycnl2aWV3X3Jwc19taW5fZnJlcShzdHJ1Y3QgZHJt
X2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4+PiAtewo+Pj4gLQlzdHJ1Y3QgZHJtX2RldmljZSAq
ZGV2ID0gZGV2X3ByaXYtPmRldjsKPj4+IC0JdTMyIHZhbCwgcnBuOwo+Pj4gLQo+Pj4gLQlpZiAo
ZGV2LT5wZGV2LT5yZXZpc2lvbiA+PSAweDIwKSB7Cj4+PiAtCQl2YWwgPSB2bHZfcHVuaXRfcmVh
ZChkZXZfcHJpdiwgRkJfR0ZYX0ZNSU5fQVRfVk1JTl9GVVNFKTsKPj4+IC0JCXJwbiA9ICgodmFs
ID4+IEZCX0dGWF9GTUlOX0FUX1ZNSU5fRlVTRV9TSElGVCkgJgo+Pj4gLQkJICAgICAgIEZCX0dG
WF9GUkVRX0ZVU0VfTUFTSyk7Cj4+PiAtCX0gZWxzZSB7IC8qIEZvciBwcmUtcHJvZHVjdGlvbiBo
YXJkd2FyZSAqLwo+Pj4gLQkJdmFsID0gdmx2X3B1bml0X3JlYWQoZGV2X3ByaXYsIFBVTklUX0dQ
VV9TVEFUVVNfUkVHKTsKPj4+IC0JCXJwbiA9ICgodmFsID4+IFBVTklUX0dQVV9TVEFUSVNfR0ZY
X01JTl9GUkVRX1NISUZUKSAmCj4+PiAtCQkgICAgICAgUFVOSVRfR1BVX1NUQVRVU19HRlhfTUlO
X0ZSRVFfTUFTSyk7Cj4+PiAtCX0KPj4+IC0KPj4+IC0JcmV0dXJuIHJwbjsKPj4+IC19Cj4+PiAt
Cj4+PiAgIHN0YXRpYyBpbnQgdmFsbGV5dmlld19ycHNfZ3Vhcl9mcmVxKHN0cnVjdCBkcm1faTkx
NV9wcml2YXRlICpkZXZfcHJpdikKPj4+ICAgewo+Pj4gICAJdTMyIHZhbCwgcnAxOwo+Pj4gQEAg
LTQ5ODQsNyArNDk2Niw4IEBAIHN0YXRpYyB2b2lkIGNoZXJyeXZpZXdfaW5pdF9ndF9wb3dlcnNh
dmUoc3RydWN0IGRybV9kZXZpY2UgKmRldikKPj4+ICAgCQkJIGludGVsX2dwdV9mcmVxKGRldl9w
cml2LCBkZXZfcHJpdi0+cnBzLnJwMV9mcmVxKSwKPj4+ICAgCQkJIGRldl9wcml2LT5ycHMucnAx
X2ZyZXEpOwo+Pj4gICAKPj4+IC0JZGV2X3ByaXYtPnJwcy5taW5fZnJlcSA9IGNoZXJyeXZpZXdf
cnBzX21pbl9mcmVxKGRldl9wcml2KTsKPj4+ICsJLyogUFVuaXQgdmFsaWRhdGVkIHJhbmdlIGlz
IG9ubHkgW1JQZSwgUlAwXSAqLwo+Pj4gKwlkZXZfcHJpdi0+cnBzLm1pbl9mcmVxID0gZGV2X3By
aXYtPnJwcy5lZmZpY2llbnRfZnJlcTsKPj4+ICAgCURSTV9ERUJVR19EUklWRVIoIm1pbiBHUFUg
ZnJlcTogJWQgTUh6ICgldSlcbiIsCj4+PiAgIAkJCSBpbnRlbF9ncHVfZnJlcShkZXZfcHJpdiwg
ZGV2X3ByaXYtPnJwcy5taW5fZnJlcSksCj4+PiAgIAkJCSBkZXZfcHJpdi0+cnBzLm1pbl9mcmVx
KTsKPj4+IC0tIAo+Pj4gMS45LjEKPj4gLS0gCj4+IFZpbGxlIFN5cmrDpGzDpAo+PiBJbnRlbCBP
VEMKPj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPj4g
SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+PiBJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn
Cj4+IGh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n
ZngKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs
LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8v
bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==