From mboxrd@z Thu Jan 1 00:00:00 1970 From: akash.goel@intel.com Subject: [PATCH 2/6] drm/i915/skl: Ring frequency table programming changes Date: Fri, 19 Jun 2015 23:07:27 +0530 Message-ID: <1434735451-12063-3-git-send-email-akash.goel@intel.com> References: <1434735451-12063-1-git-send-email-akash.goel@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 C6AE46E6B9 for ; Fri, 19 Jun 2015 10:28:19 -0700 (PDT) In-Reply-To: <1434735451-12063-1-git-send-email-akash.goel@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 Cc: Akash Goel List-Id: intel-gfx@lists.freedesktop.org RnJvbTogQWthc2ggR29lbCA8YWthc2guZ29lbEBpbnRlbC5jb20+CgpSaW5nIGZyZXF1ZW5jeSB0 YWJsZSBwcm9ncmFtbWluZyBjaGFuZ2VzIGZvciBTS0wuIE5vIG5lZWQgZm9yIGEKZmxvb3Igb24g cmluZyBmcmVxdWVuY3ksIGFzIHRoZSBpc3N1ZSBvZiBwZXJmb3JtYW5jZSBpbXBhY3Qgd2l0aApy aW5nIHJ1bm5pbmcgYmVsb3cgRERSIGZyZXF1ZW5jeSwgaXMgYmVsaWV2ZWQgdG8gYmUgZml4ZWQg b24gU0tMCgp2MjogUmVtb3ZlZCB0aGUgY2hlY2sgZm9yIGF2b2lkaW5nIHJpbmcgZnJlcXVlbmN5 IHByb2dyYW1taW5nIGZvciBCWFQgKFJvZHJpZ28pCgpJc3N1ZTogVklaLTUxNDQKU2lnbmVkLW9m Zi1ieTogQWthc2ggR29lbCA8YWthc2guZ29lbEBpbnRlbC5jb20+ClJldmlld2VkLWJ5OiBSb2Ry aWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfcG0uYyB8IDIzICsrKysrKysrKysrKysrKysrKystLS0tCiAxIGZpbGUgY2hhbmdl ZCwgMTkgaW5zZXJ0aW9ucygrKSwgNCBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0u YwppbmRleCA4MTg1YTIzLi44OWMxYjczIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9wbS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMKQEAgLTQ2 MTMsNiArNDYxMyw3IEBAIHN0YXRpYyB2b2lkIF9fZ2VuNl91cGRhdGVfcmluZ19mcmVxKHN0cnVj dCBkcm1fZGV2aWNlICpkZXYpCiAJaW50IG1pbl9mcmVxID0gMTU7CiAJdW5zaWduZWQgaW50IGdw dV9mcmVxOwogCXVuc2lnbmVkIGludCBtYXhfaWFfZnJlcSwgbWluX3JpbmdfZnJlcTsKKwl1bnNp Z25lZCBpbnQgbWF4X2dwdV9mcmVxLCBtaW5fZ3B1X2ZyZXE7CiAJaW50IHNjYWxpbmdfZmFjdG9y ID0gMTgwOwogCXN0cnVjdCBjcHVmcmVxX3BvbGljeSAqcG9saWN5OwogCkBAIC00NjM3LDE3ICs0 NjM4LDMxIEBAIHN0YXRpYyB2b2lkIF9fZ2VuNl91cGRhdGVfcmluZ19mcmVxKHN0cnVjdCBkcm1f ZGV2aWNlICpkZXYpCiAJLyogY29udmVydCBERFIgZnJlcXVlbmN5IGZyb20gdW5pdHMgb2YgMjY2 LjZNSHogdG8gYmFuZHdpZHRoICovCiAJbWluX3JpbmdfZnJlcSA9IG11bHRfZnJhYyhtaW5fcmlu Z19mcmVxLCA4LCAzKTsKIAorCWlmIChJU19TS1lMQUtFKGRldikpIHsKKwkJLyogQ29udmVydCBH VCBmcmVxdWVuY3kgdG8gNTAgSFogdW5pdHMgKi8KKwkJbWluX2dwdV9mcmVxID0gZGV2X3ByaXYt PnJwcy5taW5fZnJlcSAvIEdFTjlfRlJFUV9TQ0FMRVI7CisJCW1heF9ncHVfZnJlcSA9IGRldl9w cml2LT5ycHMubWF4X2ZyZXEgLyBHRU45X0ZSRVFfU0NBTEVSOworCX0gZWxzZSB7CisJCW1pbl9n cHVfZnJlcSA9IGRldl9wcml2LT5ycHMubWluX2ZyZXE7CisJCW1heF9ncHVfZnJlcSA9IGRldl9w cml2LT5ycHMubWF4X2ZyZXE7CisJfQorCiAJLyoKIAkgKiBGb3IgZWFjaCBwb3RlbnRpYWwgR1BV IGZyZXF1ZW5jeSwgbG9hZCBhIHJpbmcgZnJlcXVlbmN5IHdlJ2QgbGlrZQogCSAqIHRvIHVzZSBm b3IgbWVtb3J5IGFjY2Vzcy4gIFdlIGRvIHRoaXMgYnkgc3BlY2lmeWluZyB0aGUgSUEgZnJlcXVl bmN5CiAJICogdGhlIFBDVSBzaG91bGQgdXNlIGFzIGEgcmVmZXJlbmNlIHRvIGRldGVybWluZSB0 aGUgcmluZyBmcmVxdWVuY3kuCiAJICovCi0JZm9yIChncHVfZnJlcSA9IGRldl9wcml2LT5ycHMu bWF4X2ZyZXE7IGdwdV9mcmVxID49IGRldl9wcml2LT5ycHMubWluX2ZyZXE7Ci0JICAgICBncHVf ZnJlcS0tKSB7Ci0JCWludCBkaWZmID0gZGV2X3ByaXYtPnJwcy5tYXhfZnJlcSAtIGdwdV9mcmVx OworCWZvciAoZ3B1X2ZyZXEgPSBtYXhfZ3B1X2ZyZXE7IGdwdV9mcmVxID49IG1pbl9ncHVfZnJl cTsgZ3B1X2ZyZXEtLSkgeworCQlpbnQgZGlmZiA9IG1heF9ncHVfZnJlcSAtIGdwdV9mcmVxOwog CQl1bnNpZ25lZCBpbnQgaWFfZnJlcSA9IDAsIHJpbmdfZnJlcSA9IDA7CiAKLQkJaWYgKElOVEVM X0lORk8oZGV2KS0+Z2VuID49IDgpIHsKKwkJaWYgKElTX1NLWUxBS0UoZGV2KSkgeworCQkJLyoK KwkJCSAqIHJpbmdfZnJlcSA9IDIgKiBHVC4gcmluZ19mcmVxIGlzIGluIDEwME1IeiB1bml0cwor CQkJICogTm8gZmxvb3IgcmVxdWlyZWQgZm9yIHJpbmcgZnJlcXVlbmN5IG9uIFNLTC4KKwkJCSAq LworCQkJcmluZ19mcmVxID0gZ3B1X2ZyZXE7CisJCX0gZWxzZSBpZiAoSU5URUxfSU5GTyhkZXYp LT5nZW4gPj0gOCkgewogCQkJLyogbWF4KDIgKiBHVCwgRERSKS4gTkI6IEdUIGlzIDUwTUh6IHVu aXRzICovCiAJCQlyaW5nX2ZyZXEgPSBtYXgobWluX3JpbmdfZnJlcSwgZ3B1X2ZyZXEpOwogCQl9 IGVsc2UgaWYgKElTX0hBU1dFTEwoZGV2KSkgewotLSAKMS45LjIKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50 ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3Jn L21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==