From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH v4] drm/i915/chv: Set min freq to efficient frequency on chv Date: Mon, 11 May 2015 12:23:44 +0200 Message-ID: <20150511102344.GW15256@phenom.ffwll.local> References: <554D9C64.5060501@linux.intel.com> <1431175546-31067-1-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 mail-wi0-f179.google.com (mail-wi0-f179.google.com [209.85.212.179]) by gabe.freedesktop.org (Postfix) with ESMTP id 2FF266E39F for ; Mon, 11 May 2015 03:21:25 -0700 (PDT) Received: by wiun10 with SMTP id n10so90537165wiu.1 for ; Mon, 11 May 2015 03:21:24 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1431175546-31067-1-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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gU2F0LCBNYXkgMDksIDIwMTUgYXQgMDY6MTU6NDZQTSArMDUzMCwgZGVlcGFrLnNAbGludXgu aW50ZWwuY29tIHdyb3RlOgo+IEZyb206IERlZXBhayBTIDxkZWVwYWsuc0BsaW51eC5pbnRlbC5j b20+Cj4gCj4gQWZ0ZXIgZmVlZGJhY2sgZnJvbSB0aGUgaGFyZHdhcmUgdGVhbSwgbm93IHdlIHNl dCB0aGUgR1BVIG1pbi9pZGVsIGZyZXEgdG8gUlBlLgo+IFB1bml0IGlzIGV4cGVjdGluZyB1cyB0 byBvcGVyYXRlIEdQVSBiZXR3ZWVuIFJwZSAmIFJwMC4gSWYgd2UgZHJvcCB0aGUKPiBmcmVxdWVu Y3kgdG8gUlBuLCBwdW5pdCBpcyBmYWlsaW5nIHRvIGNoYW5nZSB0aGUgdmdnIGlucHV0IHZvbHRh Z2UgdG8KPiBtaW5pbXVtIDooCj4gCj4gU2luY2UgUHVuaXQgdmFsaWRhdGVzIHRoZSBycHMgcmFu Z2UgW1JQZSwgUlAwXS4gVGhpcyBwYXRjaAo+IHJlbW92ZXMgdW51c2VkIGNoZXJyeXZpZXdfcnBz X21pbl9mcmVxIGZ1bmN0aW9uLgo+IAo+IHYyOiBDaGFuZ2UgY29tbWl0IG1lc3NhZ2UKPiAKPiB2 Mzogc2V0IG1pbl9mcmVxIGJlZm9yZSBpZGxlX2ZyZXEgKGNocmlzKQo+IAo+IHY0OiBTcXVhc2gg J1JlbW92ZSB1bnVzZWQgcnBzIG1pbiBmdW5jdGlvbicgcGF0Y2gKPiAKPiBTaWduZWQtb2ZmLWJ5 OiBEZWVwYWsgUyA8ZGVlcGFrLnNAbGludXguaW50ZWwuY29tPgo+IEFja2VkLWJ5OiBDaHJpcyBX aWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPiBSZXZpZXdlZC1ieTogVmlsbGUgU3ly asOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCkFsbCB0aHJlZSBwYXRjaGVz IG1lcmdlZCB0byBkaW5xLCB0aGFua3MuCi1EYW5pZWwKCj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX3BtLmMgfCAyMSArKy0tLS0tLS0tLS0tLS0tLS0tLS0KPiAgMSBmaWxlIGNo YW5nZWQsIDIgaW5zZXJ0aW9ucygrKSwgMTkgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9wbS5jCj4gaW5kZXggMDY0ZjExYS4uYzIyOWQ3ZSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfcG0uYwo+IEBAIC00Njg5LDI0ICs0Njg5LDYgQEAgc3RhdGljIGludCBjaGVycnl2aWV3X3Jw c19ndWFyX2ZyZXEoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICAJcmV0dXJu IHJwMTsKPiAgfQo+ICAKPiAtc3RhdGljIGludCBjaGVycnl2aWV3X3Jwc19taW5fZnJlcShzdHJ1 Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4gLXsKPiAtCXN0cnVjdCBkcm1fZGV2aWNl ICpkZXYgPSBkZXZfcHJpdi0+ZGV2Owo+IC0JdTMyIHZhbCwgcnBuOwo+IC0KPiAtCWlmIChkZXYt PnBkZXYtPnJldmlzaW9uID49IDB4MjApIHsKPiAtCQl2YWwgPSB2bHZfcHVuaXRfcmVhZChkZXZf cHJpdiwgRkJfR0ZYX0ZNSU5fQVRfVk1JTl9GVVNFKTsKPiAtCQlycG4gPSAoKHZhbCA+PiBGQl9H RlhfRk1JTl9BVF9WTUlOX0ZVU0VfU0hJRlQpICYKPiAtCQkgICAgICAgRkJfR0ZYX0ZSRVFfRlVT RV9NQVNLKTsKPiAtCX0gZWxzZSB7IC8qIEZvciBwcmUtcHJvZHVjdGlvbiBoYXJkd2FyZSAqLwo+ IC0JCXZhbCA9IHZsdl9wdW5pdF9yZWFkKGRldl9wcml2LCBQVU5JVF9HUFVfU1RBVFVTX1JFRyk7 Cj4gLQkJcnBuID0gKCh2YWwgPj4gUFVOSVRfR1BVX1NUQVRJU19HRlhfTUlOX0ZSRVFfU0hJRlQp ICYKPiAtCQkgICAgICAgUFVOSVRfR1BVX1NUQVRVU19HRlhfTUlOX0ZSRVFfTUFTSyk7Cj4gLQl9 Cj4gLQo+IC0JcmV0dXJuIHJwbjsKPiAtfQo+IC0KPiAgc3RhdGljIGludCB2YWxsZXl2aWV3X3Jw c19ndWFyX2ZyZXEoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICB7Cj4gIAl1 MzIgdmFsLCBycDE7Cj4gQEAgLTQ5NTgsNyArNDk0MCw4IEBAIHN0YXRpYyB2b2lkIGNoZXJyeXZp ZXdfaW5pdF9ndF9wb3dlcnNhdmUoc3RydWN0IGRybV9kZXZpY2UgKmRldikKPiAgCQkJIGludGVs X2dwdV9mcmVxKGRldl9wcml2LCBkZXZfcHJpdi0+cnBzLnJwMV9mcmVxKSwKPiAgCQkJIGRldl9w cml2LT5ycHMucnAxX2ZyZXEpOwo+ICAKPiAtCWRldl9wcml2LT5ycHMubWluX2ZyZXEgPSBjaGVy cnl2aWV3X3Jwc19taW5fZnJlcShkZXZfcHJpdik7Cj4gKwkvKiBQVW5pdCB2YWxpZGF0ZWQgcmFu Z2UgaXMgb25seSBbUlBlLCBSUDBdICovCj4gKwlkZXZfcHJpdi0+cnBzLm1pbl9mcmVxID0gZGV2 X3ByaXYtPnJwcy5lZmZpY2llbnRfZnJlcTsKPiAgCURSTV9ERUJVR19EUklWRVIoIm1pbiBHUFUg ZnJlcTogJWQgTUh6ICgldSlcbiIsCj4gIAkJCSBpbnRlbF9ncHVfZnJlcShkZXZfcHJpdiwgZGV2 X3ByaXYtPnJwcy5taW5fZnJlcSksCj4gIAkJCSBkZXZfcHJpdi0+cnBzLm1pbl9mcmVxKTsKPiAt LSAKPiAxLjkuMQo+IAo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKPiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8v aW50ZWwtZ2Z4CgotLSAKRGFuaWVsIFZldHRlcgpTb2Z0d2FyZSBFbmdpbmVlciwgSW50ZWwgQ29y cG9yYXRpb24KaHR0cDovL2Jsb2cuZmZ3bGwuY2gKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlz dHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9pbnRlbC1nZngK