From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 12/12] drm/i915: Enable the maxfifo PM5 mode when appropriate on CHV Date: Wed, 4 Mar 2015 17:07:04 +0200 Message-ID: <20150304150704.GR11371@intel.com> References: <1423574909-1074-1-git-send-email-ville.syrjala@linux.intel.com> <1423574909-1074-13-git-send-email-ville.syrjala@linux.intel.com> <54F716A2.4010305@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 B470C6E678 for ; Wed, 4 Mar 2015 07:07:13 -0800 (PST) Content-Disposition: inline In-Reply-To: <54F716A2.4010305@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: "Purushothaman, Vijay A" Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBNYXIgMDQsIDIwMTUgYXQgMDc6NTg6NTBQTSArMDUzMCwgUHVydXNob3RoYW1hbiwg VmlqYXkgQSB3cm90ZToKPiBPbiAyLzEwLzIwMTUgNjo1OCBQTSwgdmlsbGUuc3lyamFsYUBsaW51 eC5pbnRlbC5jb20gd3JvdGU6Cj4gPiBGcm9tOiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmph bGFAbGludXguaW50ZWwuY29tPgo+ID4KPiA+IENIViBoYXMgYSBuZXcga25vYiBpbiBQdW5pdCB0 byBzZWxlY3QgYmV0d2VlbiBzb21lIG1lbW9yeSBwb3dlciBzYXZpbmdzCj4gPiBtb2RlcyBQTTIg YW5kIFBNNS4gV2UgY2FuIGFsbG93IHRoZSBkZWVwZXIgUE01IHdoZW4gbWF4ZmlmbyBtb2RlIGlz Cj4gPiBlbmFibGVkLCBzbyBsZXQncyBkbyBzbyBpbiB0aGUgaG9wZXMgZm9yIG1vYXIgcG93ZXIg c2F2aW5ncy4KPiA+Cj4gPiBTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5 cmphbGFAbGludXguaW50ZWwuY29tPgo+ID4gLS0tCj4gPiAgIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfcmVnLmggfCAgMyArKysKPiA+ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0u YyB8IDEzICsrKysrKysrKysrKy0KPiA+ICAgMiBmaWxlcyBjaGFuZ2VkLCAxNSBpbnNlcnRpb25z KCspLCAxIGRlbGV0aW9uKC0pCj4gPgo+ID4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2k5MTVfcmVnLmggYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oCj4gPiBpbmRl eCBhMGE3Njg4Li4yMTk2ZTU3IDEwMDY0NAo+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aTkxNV9yZWcuaAo+ID4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaAo+ID4g QEAgLTU1Miw2ICs1NTIsOSBAQAo+ID4gICAjZGVmaW5lICAgRFNQRlJFUVNUQVRfTUFTSwkJCSgw eDMgPDwgRFNQRlJFUVNUQVRfU0hJRlQpCj4gPiAgICNkZWZpbmUgICBEU1BGUkVRR1VBUl9TSElG VAkJCTE0Cj4gPiAgICNkZWZpbmUgICBEU1BGUkVRR1VBUl9NQVNLCQkJKDB4MyA8PCBEU1BGUkVR R1VBUl9TSElGVCkKPiA+ICsjZGVmaW5lICAgRFNQX01BWEZJRk9fUE01X1NUQVRVUwkJKDEgPDwg MjIpIC8qIGNodiAqLwo+ID4gKyNkZWZpbmUgICBEU1BfQVVUT19DRENMS19HQVRFX0RJU0FCTEUJ CSgxIDw8IDcpIC8qIGNodiAqLwo+ID4gKyNkZWZpbmUgICBEU1BfTUFYRklGT19QTTVfRU5BQkxF CQkoMSA8PCA2KSAvKiBjaHYgKi8KPiA+ICAgI2RlZmluZSAgIF9EUF9TU0ModmFsLCBwaXBlKQkJ CSgodmFsKSA8PCAoMiAqIChwaXBlKSkpCj4gPiAgICNkZWZpbmUgICBEUF9TU0NfTUFTSyhwaXBl KQkJCV9EUF9TU0MoMHgzLCAocGlwZSkpCj4gPiAgICNkZWZpbmUgICBEUF9TU0NfUFdSX09OKHBp cGUpCQkJX0RQX1NTQygweDAsIChwaXBlKSkKPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9wbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+ID4g aW5kZXggZTZjYmMyNC4uNGUxMTU1MiAxMDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX3BtLmMKPiA+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMK PiA+IEBAIC0yNDAsNyArMjQwLDE4IEBAIHZvaWQgaW50ZWxfc2V0X21lbW9yeV9jeHNyKHN0cnVj dCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwgYm9vbCBlbmFibGUpCj4gPiAgIAlzdHJ1Y3Qg ZHJtX2RldmljZSAqZGV2ID0gZGV2X3ByaXYtPmRldjsKPiA+ICAgCXUzMiB2YWw7Cj4gPiAgIAo+ ID4gLQlpZiAoSVNfVkFMTEVZVklFVyhkZXYpKSB7Cj4gPiArCWlmIChJU19DSEVSUllWSUVXKGRl dikpIHsKPiA+ICsJCUk5MTVfV1JJVEUoRldfQkxDX1NFTEZfVkxWLCBlbmFibGUgPyBGV19DU1BX UkRXTkVOIDogMCk7Cj4gPiArCj4gPiArCQltdXRleF9sb2NrKCZkZXZfcHJpdi0+cnBzLmh3X2xv Y2spOwo+ID4gKwkJdmFsID0gdmx2X3B1bml0X3JlYWQoZGV2X3ByaXYsIFBVTklUX1JFR19EU1BG UkVRKTsKPiA+ICsJCWlmIChlbmFibGUpCj4gPiArCQkJdmFsIHw9IERTUF9NQVhGSUZPX1BNNV9F TkFCTEU7Cj4gPiArCQllbHNlCj4gPiArCQkJdmFsICY9IH5EU1BfTUFYRklGT19QTTVfRU5BQkxF Owo+ID4gKwkJdmx2X3B1bml0X3dyaXRlKGRldl9wcml2LCBQVU5JVF9SRUdfRFNQRlJFUSwgdmFs KTsKPiA+ICsJCW11dGV4X3VubG9jaygmZGV2X3ByaXYtPnJwcy5od19sb2NrKTsKPiA+ICsJfSBl bHNlIGlmIChJU19WQUxMRVlWSUVXKGRldikpIHsKPiA+ICAgCQlJOTE1X1dSSVRFKEZXX0JMQ19T RUxGX1ZMViwgZW5hYmxlID8gRldfQ1NQV1JEV05FTiA6IDApOwo+ID4gICAJfSBlbHNlIGlmIChJ U19HNFgoZGV2KSB8fCBJU19DUkVTVExJTkUoZGV2KSkgewo+ID4gICAJCUk5MTVfV1JJVEUoRldf QkxDX1NFTEYsIGVuYWJsZSA/IEZXX0JMQ19TRUxGX0VOIDogMCk7Cj4gU2luY2UgeW91IGFyZSBl bmFibGluZyBNYXhGSUZPIGZvciBtdWx0aSBwbGFuZSBpbiBvbmUgb2YgdGhlIHByZXZpb3VzIAo+ IHBhdGNoZXMsIGkgZ3Vlc3MgUE01IHdpbGwgYWxzbyBiZSBlbmFibGVkIHdoZW4gbW9yZSB0aGFu IG9uZSBwbGFuZSBpcyAKPiBhY3RpdmUgaW4gdGhpcyBmbG93Lgo+IExldCdzIGVuYWJsZSBNYXhG SUZPIGFuZCBQTTUgd2hlbiBvbmx5IG9uZSBwbGFuZSBpcyBhY3RpdmUgZm9yIG5vdy4gVGhpcyAK PiBpcyB0aGUgb25seSB2YWxpZGF0ZWQgc2NlbmFyaW8gYnkgU1YuCgpZZXAgdGhhdCdzIGdvb2Qg ZW5vdWdoIGZvciBtZS4KCj4gCj4gV2l0aCB0aGlzIGFkZHJlc3NlZCwKPiBSZXZpZXdlZC1ieTog VmlqYXkgUHVydXNob3RoYW1hbiA8dmlqYXkuYS5wdXJ1c2hvdGhhbWFuQGxpbnV4LmludGVsLmNv bT4KPiAKPiBUaGFua3MsCj4gVmlqYXkKPiAKPiAKPiBfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1n ZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAoKLS0gClZpbGxlIFN5cmrDpGzDpApJbnRlbCBPVEMK X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4 IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK