From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 12/17] drm/i915: Don't kick the power seqeuncer just to check if we have vdd/panel power Date: Tue, 28 Oct 2014 10:03:10 +0200 Message-ID: <20141028080310.GQ4284@intel.com> References: <1413484055-20669-1-git-send-email-ville.syrjala@linux.intel.com> <1413484188-21166-1-git-send-email-ville.syrjala@linux.intel.com> <1414429808.15865.29.camel@intelbox> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 7F85B6E3DC for ; Tue, 28 Oct 2014 01:03:14 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1414429808.15865.29.camel@intelbox> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Imre Deak Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBPY3QgMjcsIDIwMTQgYXQgMDc6MTA6MDhQTSArMDIwMCwgSW1yZSBEZWFrIHdyb3Rl Ogo+IE9uIFRodSwgMjAxNC0xMC0xNiBhdCAyMToyOSArMDMwMCwgdmlsbGUuc3lyamFsYUBsaW51 eC5pbnRlbC5jb20gd3JvdGU6Cj4gPiBGcm9tOiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmph bGFAbGludXguaW50ZWwuY29tPgo+ID4gCj4gPiBJZiB0aGVyZSdzIG5vIHBvd2VyIHNlcXVlbmNl ciBhc3NpZ25lZCB0byB0aGUgcG9ydCBjdXJyZW50bHkgd2UgY2FuJ3QKPiA+IHZlcnkgd2VsbCBo YXZlIHZkZCBvciBwYW5lbCBwb3dlciBlbmFibGVkIGVpdGhlci4gSWYgd2Ugd291bGQgdHJ5IHRv Cj4gPiBjaGVjayB0aGF0IGZyb20gdGhlIHBwcyByZWdpc3RlcnMgd2UnZCBuZWVkIHRvIHBpY2sg YSBwb3dlciBzZXFldW5jZXIKPiA+IGFuZCBraWNrIGl0LiBTbyBsZXQncyBza2lwIHRoZSByZWdp c3RlciByZWFkIGFuZCB0aGUga2ljay4KPiA+IAo+ID4gU2lnbmVkLW9mZi1ieTogVmlsbGUgU3ly asOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPiA+IC0tLQo+ID4gIGRyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgfCA4ICsrKysrKysrCj4gPiAgMSBmaWxlIGNoYW5n ZWQsIDggaW5zZXJ0aW9ucygrKQo+ID4gCj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiA+IGlu ZGV4IDc0Y2Y4MjcuLmM5YTE2MDAgMTAwNjQ0Cj4gPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kcC5jCj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4g PiBAQCAtNjM0LDYgKzYzNCwxMCBAQCBzdGF0aWMgYm9vbCBlZHBfaGF2ZV9wYW5lbF9wb3dlcihz dHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQo+ID4gIAo+ID4gIAlsb2NrZGVwX2Fzc2VydF9oZWxk KCZkZXZfcHJpdi0+cHBzX211dGV4KTsKPiA+ICAKPiA+ICsJaWYgKElTX1ZBTExFWVZJRVcoZGV2 KSAmJgo+ID4gKwkgICAgaW50ZWxfZHAtPnBwc19waXBlID09IElOVkFMSURfUElQRSkKPiA+ICsJ CXJldHVybiBmYWxzZTsKPiA+ICsKPiA+ICAJcmV0dXJuIChJOTE1X1JFQUQoX3BwX3N0YXRfcmVn KGludGVsX2RwKSkgJiBQUF9PTikgIT0gMDsKPiA+ICB9Cj4gPiAgCj4gPiBAQCAtNjQ0LDYgKzY0 OCwxMCBAQCBzdGF0aWMgYm9vbCBlZHBfaGF2ZV9wYW5lbF92ZGQoc3RydWN0IGludGVsX2RwICpp bnRlbF9kcCkKPiA+ICAKPiA+ICAJbG9ja2RlcF9hc3NlcnRfaGVsZCgmZGV2X3ByaXYtPnBwc19t dXRleCk7Cj4gPiAgCj4gPiArCWlmIChJU19WQUxMRVlWSUVXKGRldikgJiYKPiA+ICsJICAgIGlu dGVsX2RwLT5wcHNfcGlwZSA9PSBJTlZBTElEX1BJUEUpCj4gPiArCQlyZXR1cm4gZmFsc2U7Cj4g PiArCj4gCj4gRHVyaW5nIHJlc3VtZSB0aGlzIG1ha2VzIGludGVsX2VkcF9wYW5lbF92ZGRfc2Fu aXRpemUoKSB0aGluayBWREQgaXMKPiBvZmYsIHRob3VnaCBpdCBjb3VsZCBiZSBsZWZ0IG9uIGJ5 IHRoZSBCSU9TLiBCdXQgQUZBSUNTIHRoZSBhYm92ZSBtYWtlcwo+IGFsc28gc3VyZSB0aGF0IFZE RCByZWZjb3VudGluZyB3b24ndCBnZXQgYnJva2VuIGV2ZW4gaW4gdGhpcyBjYXNlLiBUaGUKPiBv bmx5IGlzc3VlIEkgc2VlIGlzIHRoYXQgVkREIHdpbGwgYmUgZW5hYmxlZCB3aGVuIGl0IHdhcyBh bHJlYWR5IG9uLAo+IHdoaWNoIGhhcyBzb21lIG92ZXJoZWFkLCBidXQgSSBkb24ndCB0aGluayB0 aGF0J3MgYSBwcmlvcml0eSBmb3Igbm93LgoKSG1tLiBZZWFoLCBzbyB3ZSBzaG91bGQgYmFzaWNh bGx5IGRvIHRoZSB2bHZfaW5pdGlhbF9wb3dlcl9zZXF1ZW5jZXJfc2V0dXAoKQpzdHVmZiAob3Ig YXQgbGVhc3Qgc29tZSBvZiBpdCkgb24gcmVzdW1lIGFzIHdlbGwuIE90aGVyd2lzZSB0aGUgaHcg YW5kCnN3IHN0YXRlIGNhbiBnZXQgb3V0IG9mIHN5bmMuIEknbGwgc2VlIGFib3V0IGNvb2tpbmcg dXAgYSBwYXRjaCBmb3IKdGhhdC4uLgoKT2ggdGhhdCBtYWtlcyBtZSB0aGluayBvZiBhbm90aGVy IGlzc3VlLiBXaGF0IGlmIHNvbWVvbmUgaGFzIHNldApkaXNhYmxlX3Bvd2VyX3dlbGxzPTAgYW5k IHRoZW4gc3VzcGVuZHMgdGhlIG1hY2hpbmU/IEkgdGhpbmsgY3VycmVudGx5CndlJ2QgZW5kIHVw IGxlYXZpbmcgdGhlIHBvd2VyIHdlbGxzIGVuYWJsZWQgd2hpY2ggZG9lc24ndCBzb3VuZCB2ZXJ5 Cm5pY2UsIGFuZCBhbHNvIGl0IHdvdWxkIGludGVyZmVyZSB3aXRoIHRoZSBwcHNfcGlwZSByZXNl dCBoYW5kbGluZy4KU2hvdWxkIHdlIGhhdmUgc29tZSBraW5kIG9mICJmb3JjZSBwb3dlciB3ZWxs cyBvZmYiIHN0ZXAgZHVyaW5nIHN1c3BlbmQ/Cgo+IAo+ID4gIAlyZXR1cm4gSTkxNV9SRUFEKF9w cF9jdHJsX3JlZyhpbnRlbF9kcCkpICYgRURQX0ZPUkNFX1ZERDsKPiA+ICB9Cj4gPiAgCgotLSAK VmlsbGUgU3lyasOkbMOkCkludGVsIE9UQwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2ludGVsLWdmeAo=