From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Wu Subject: Re: [RFC PATCH 4/5] drm/i915: make i915 the source of acpi device ids for _DOD Date: Fri, 27 May 2016 22:59:11 +0200 Message-ID: <20160527205911.GA1777@al> References: <18488a46a59c5b165963ecea03f6986aa8a87506.1458731538.git.jani.nikula@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.lekensteyn.nl (mail.lekensteyn.nl [IPv6:2a02:2308::360:1:25]) by gabe.freedesktop.org (Postfix) with ESMTPS id DF5EC6E1DF for ; Fri, 27 May 2016 21:43:38 +0000 (UTC) Content-Disposition: inline In-Reply-To: <18488a46a59c5b165963ecea03f6986aa8a87506.1458731538.git.jani.nikula@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jani Nikula Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBNYXIgMjMsIDIwMTYgYXQgMDE6MTY6MjFQTSArMDIwMCwgSmFuaSBOaWt1bGEgd3Jv dGU6Cj4gVGhlIGdyYXBoaWNzIGRyaXZlciBpcyBzdXBwb3NlZCB0byBkZWZpbmUgdGhlIERJREws IHdoaWNoIGFyZSB1c2VkIGZvcgo+IF9ET0QsIG5vdCB0aGUgQklPUy4gUmVzdG9yZSB0aGF0IGJl aGF2aW91ci4KPiAKPiBUaGlzIGlzIGJhc2ljYWxseSBhIHJldmVydCBvZgo+IAo+IGNvbW1pdCAz MTQzNzUxZmY1MWExNjNiNzdmN2VmZDM4OTA0M2UwMzhmM2UwMDhlCj4gQXV0aG9yOiBaaGFuZyBS dWkgPHJ1aS56aGFuZ0BpbnRlbC5jb20+Cj4gRGF0ZTogICBNb24gTWFyIDI5IDE1OjEyOjE2IDIw MTAgKzA4MDAKPiAKPiAgICAgZHJtL2k5MTU6IHNldCBESURMIHVzaW5nIHRoZSBBQ1BJIHZpZGVv IG91dHB1dCBkZXZpY2UgX0FEUiBtZXRob2QgcmV0dXJuLgo+IAo+IHdoaWNoIHdlbnQgb3V0IG9m IGl0cyB3YXkgdG8gY2F0ZXIgdG8gYSBzcGVjaWZpYyBCSU9TLCBzZXR0aW5nIHVwIERJREwKPiBi YXNlZCBvbiBfQURSIG1ldGhvZC4gUGVyaGFwcyB0aGF0IGFwcHJvYWNoIHdvcmtlZCBvbiB0aGF0 IHNwZWNpZmljCj4gbWFjaGluZSwgYnV0IG9uIHRoZSBtYWNoaW5lcyBJIGNoZWNrZWQgdGhlIF9B RFIgbWV0aG9kIGludmVudHMgdGhlCj4gZGV2aWNlIGlkZW50aWZpZXJzIG91dCBvZiB0aGluIGFp ciBpZiBESURMIGhhcyBub3QgYmVlbiBzZXQuIFRoZSBzb3VyY2UKPiBmb3IgX0FEUiBpcyBhbHNv IHN1cHBvc2VkIHRvIGJlIHRoZSBESURMIHNldCBieSB0aGUgZHJpdmVyLCBub3QgdGhlCj4gb3Ro ZXIgd2F5IGFyb3VuZC4KPiAKPiBXaXRoIHRoaXMsIHdlJ2xsIGFsc28gbGltaXQgdGhlIG51bWJl ciBvZiBvdXRwdXRzIHRvIHdoYXQgdGhlIGRyaXZlcgo+IGFjdHVhbGx5IGhhcy4KPiAKPiBTaWdu ZWQtb2ZmLWJ5OiBKYW5pIE5pa3VsYSA8amFuaS5uaWt1bGFAaW50ZWwuY29tPgoKUGF0Y2hlcyAx LTMgYW5kIDUgYXJlIGZpbmUsIHNvbWUgbWlub3Igbm90ZXM6CiAtIGluIHBhdGNoIDEsIG1heWJl IHVzZSBzeW1ib2xpYyBuYW1lcyBpbnN0ZWFkIG9mIG51bWVyaWMgc2hpZnQgb2Zmc2V0cwogLSBp biBwYXRjaCA1LTYsIHRoZSBuYW1lICJhY3BpX2RldmljZV9pZCIgc2VlbXMgdG8gc3VnZ2VzdCB0 aGF0IHRoZQogICBuYW1lIGlzIHBhcnQgb2YgdGhlIEFDUEkga2VybmVsIEFQSSwgYnV0IEkgaGF2 ZSBubyBiZXR0ZXIgbmFtZQogICBzdWdnZXN0aW9uLgoKU2VlIGJlbG93IGZvciBvdGhlciBjb21t ZW50cyBvbiB0aGlzIHBhdGNoLgoKPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZHJ2LmggICAgICB8ICAzICsrCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX29wcmVnaW9u LmMgfCA4NyArKysrKysrKysrLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLQo+ICAyIGZpbGVzIGNo YW5nZWQsIDI4IGluc2VydGlvbnMoKyksIDYyIGRlbGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2Rydi5oCj4gaW5kZXggYzg3YjQ1MDM0MzVkLi5hNWVhNjQzYTBkZjUgMTAwNjQ0Cj4g LS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHJ2LmgKPiArKysgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kcnYuaAo+IEBAIC0yMzcsNiArMjM3LDkgQEAgc3RydWN0IGludGVs X2Nvbm5lY3RvciB7Cj4gIAkgKi8KPiAgCXN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyOwo+ ICAKPiArCS8qIEFDUEkgZGV2aWNlIGlkIGZvciBBQ1BJIGFuZCBkcml2ZXIgY29vcGVyYXRpb24g Ki8KPiArCXUzMiBhY3BpX2RldmljZV9pZDsKPiArCj4gIAkvKiBSZWFkcyBvdXQgdGhlIGN1cnJl bnQgaHcsIHJldHVybmluZyB0cnVlIGlmIHRoZSBjb25uZWN0b3IgaXMgZW5hYmxlZAo+ICAJICog YW5kIGFjdGl2ZSAoaS5lLiBkcG1zIE9OIHN0YXRlKS4gKi8KPiAgCWJvb2wgKCpnZXRfaHdfc3Rh dGUpKHN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKik7Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX29wcmVnaW9uLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9v cHJlZ2lvbi5jCj4gaW5kZXggYWRiYTE3YmZlNWJhLi4xYWY5ZWQ1YzFkMGEgMTAwNjQ0Cj4gLS0t IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfb3ByZWdpb24uYwo+ICsrKyBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX29wcmVnaW9uLmMKPiBAQCAtNjgyLDExICs2ODIsMTEgQEAgc3Rh dGljIHZvaWQgc2V0X2RpZChzdHJ1Y3QgaW50ZWxfb3ByZWdpb24gKm9wcmVnaW9uLCBpbnQgaSwg dTMyIHZhbCkKPiAgCX0KPiAgfQo+ICAKPiAtc3RhdGljIHUzMiBhY3BpX2Rpc3BsYXlfdHlwZShz dHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yKQo+ICtzdGF0aWMgdTMyIGFjcGlfZGlzcGxh eV90eXBlKHN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNvbm5lY3RvcikKPiAgewo+ICAJdTMyIGRp c3BsYXlfdHlwZTsKPiAgCj4gLQlzd2l0Y2ggKGNvbm5lY3Rvci0+Y29ubmVjdG9yX3R5cGUpIHsK PiArCXN3aXRjaCAoY29ubmVjdG9yLT5iYXNlLmNvbm5lY3Rvcl90eXBlKSB7Cj4gIAljYXNlIERS TV9NT0RFX0NPTk5FQ1RPUl9WR0E6Cj4gIAljYXNlIERSTV9NT0RFX0NPTk5FQ1RPUl9EVklBOgo+ ICAJCWRpc3BsYXlfdHlwZSA9IEFDUElfRElTUExBWV9UWVBFX1ZHQTsKPiBAQCAtNzE1LDcgKzcx NSw3IEBAIHN0YXRpYyB1MzIgYWNwaV9kaXNwbGF5X3R5cGUoc3RydWN0IGRybV9jb25uZWN0b3Ig KmNvbm5lY3RvcikKPiAgCQlkaXNwbGF5X3R5cGUgPSBBQ1BJX0RJU1BMQVlfVFlQRV9PVEhFUjsK PiAgCQlicmVhazsKPiAgCWRlZmF1bHQ6Cj4gLQkJTUlTU0lOR19DQVNFKGNvbm5lY3Rvci0+Y29u bmVjdG9yX3R5cGUpOwo+ICsJCU1JU1NJTkdfQ0FTRShjb25uZWN0b3ItPmJhc2UuY29ubmVjdG9y X3R5cGUpOwo+ICAJCWRpc3BsYXlfdHlwZSA9IEFDUElfRElTUExBWV9UWVBFX09USEVSOwo+ICAJ CWJyZWFrOwo+ICAJfQo+IEBAIC03MjcsMzMgKzcyNyw5IEBAIHN0YXRpYyB2b2lkIGludGVsX2Rp ZGxfb3V0cHV0cyhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2KQo+ICB7Cj4gIAlzdHJ1Y3QgZHJtX2k5 MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSBkZXYtPmRldl9wcml2YXRlOwo+ICAJc3RydWN0IGludGVs X29wcmVnaW9uICpvcHJlZ2lvbiA9ICZkZXZfcHJpdi0+b3ByZWdpb247Cj4gLQlzdHJ1Y3QgZHJt X2Nvbm5lY3RvciAqY29ubmVjdG9yOwo+IC0JYWNwaV9oYW5kbGUgaGFuZGxlOwo+IC0Jc3RydWN0 IGFjcGlfZGV2aWNlICphY3BpX2RldiwgKmFjcGlfY2RldiwgKmFjcGlfdmlkZW9fYnVzID0gTlVM TDsKPiAtCXVuc2lnbmVkIGxvbmcgbG9uZyBkZXZpY2VfaWQ7Cj4gLQlhY3BpX3N0YXR1cyBzdGF0 dXM7Cj4gLQl1MzIgdGVtcCwgbWF4X291dHB1dHM7Cj4gLQlpbnQgaSA9IDA7Cj4gLQo+IC0JaGFu ZGxlID0gQUNQSV9IQU5ETEUoJmRldi0+cGRldi0+ZGV2KTsKPiAtCWlmICghaGFuZGxlIHx8IGFj cGlfYnVzX2dldF9kZXZpY2UoaGFuZGxlLCAmYWNwaV9kZXYpKQo+IC0JCXJldHVybjsKPiAtCj4g LQlpZiAoYWNwaV9pc192aWRlb19kZXZpY2UoaGFuZGxlKSkKPiAtCQlhY3BpX3ZpZGVvX2J1cyA9 IGFjcGlfZGV2Owo+IC0JZWxzZSB7Cj4gLQkJbGlzdF9mb3JfZWFjaF9lbnRyeShhY3BpX2NkZXYs ICZhY3BpX2Rldi0+Y2hpbGRyZW4sIG5vZGUpIHsKPiAtCQkJaWYgKGFjcGlfaXNfdmlkZW9fZGV2 aWNlKGFjcGlfY2Rldi0+aGFuZGxlKSkgewo+IC0JCQkJYWNwaV92aWRlb19idXMgPSBhY3BpX2Nk ZXY7Cj4gLQkJCQlicmVhazsKPiAtCQkJfQo+IC0JCX0KPiAtCX0KPiAtCj4gLQlpZiAoIWFjcGlf dmlkZW9fYnVzKSB7Cj4gLQkJRFJNX0RFQlVHX0tNUygiTm8gQUNQSSB2aWRlbyBidXMgZm91bmRc biIpOwo+IC0JCXJldHVybjsKPiAtCX0KPiArCXN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNvbm5l Y3RvcjsKPiArCWludCBpID0gMCwgbWF4X291dHB1dHM7Cj4gKwlpbnQgZGlzcGxheV9pbmRleFsx Nl0gPSB7fTsKPiAgCj4gIAkvKgo+ICAJICogSW4gdGhlb3J5LCBkaWQyLCB0aGUgZXh0ZW5kZWQg ZGlkbCwgZ2V0cyBhZGRlZCBhdCBvcHJlZ2lvbiB2ZXJzaW9uCj4gQEAgLTc2NSw0NSArNzQxLDMy IEBAIHN0YXRpYyB2b2lkIGludGVsX2RpZGxfb3V0cHV0cyhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2 KQo+ICAJbWF4X291dHB1dHMgPSBBUlJBWV9TSVpFKG9wcmVnaW9uLT5hY3BpLT5kaWRsKSArCj4g IAkJQVJSQVlfU0laRShvcHJlZ2lvbi0+YWNwaS0+ZGlkMik7Cj4gIAo+IC0JbGlzdF9mb3JfZWFj aF9lbnRyeShhY3BpX2NkZXYsICZhY3BpX3ZpZGVvX2J1cy0+Y2hpbGRyZW4sIG5vZGUpIHsKPiAt CQlpZiAoaSA+PSBtYXhfb3V0cHV0cykgewo+IC0JCQlEUk1fREVCVUdfS01TKCJNb3JlIHRoYW4g JXUgb3V0cHV0cyBkZXRlY3RlZCB2aWEgQUNQSVxuIiwKPiAtCQkJCSAgICAgIG1heF9vdXRwdXRz KTsKPiAtCQkJcmV0dXJuOwo+IC0JCX0KPiAtCQlzdGF0dXMgPSBhY3BpX2V2YWx1YXRlX2ludGVn ZXIoYWNwaV9jZGV2LT5oYW5kbGUsICJfQURSIiwKPiAtCQkJCQkgICAgICAgTlVMTCwgJmRldmlj ZV9pZCk7Cj4gLQkJaWYgKEFDUElfU1VDQ0VTUyhzdGF0dXMpKSB7Cj4gLQkJCWlmICghZGV2aWNl X2lkKQo+IC0JCQkJZ290byBibGluZF9zZXQ7Cj4gLQkJCXNldF9kaWQob3ByZWdpb24sIGkrKywg KHUzMikoZGV2aWNlX2lkICYgMHgwZjBmKSk7CgpQcmV2aW91c2x5IHRoZSBkZXZpY2UgSUQgaW5j bHVkZWQganVzdCB0aGUgZGlzcGxheSBpbmRleCAoMHgwMGYpIGFuZApkaXNwbGF5IHR5cGUgKDB4 ZjAwKS4KCj4gLQkJfQo+ICsJZm9yX2VhY2hfaW50ZWxfY29ubmVjdG9yKGRldiwgY29ubmVjdG9y KSB7Cj4gKwkJdTMyIGRldmljZV9pZCwgdHlwZTsKPiArCj4gKwkJZGV2aWNlX2lkID0gYWNwaV9k aXNwbGF5X3R5cGUoY29ubmVjdG9yKTsKPiArCQlkZXZpY2VfaWQgfD0gQUNQSV9ERVZJQ0VfSURf U0NIRU1FOwoKTm93IGl0IGluY2x1ZGVzIGFuIGFkZGl0aW9uYWwgYml0LiBUaGUgQ2xldm8gUDY1 MVJBIGZpcm13YXJlIGV4cGVjdHMKdGhhdCB0aGUgY29udGVudHMgY29udGFpbiBhIHZhbHVlIG1h c2tlZCB3aXRoIDB4ZjBmLiBJZiB0aGlzIGxpbmUgaXMKcmVtb3ZlZCwgdGhlIEJyaWdodG5lc3Mg RG93bi9VcCBOb3RpZmljYXRpb24gaXMgc2VudCB0byB0aGUgZGlzcGxheQpkZXZpY2U6CgogICAg ICAgIEVsc2VJZiAoKF5eXkdGWDAuQ0REUyAoMHgwNDEwKSA9PSAweDFGKSkgewogICAgICAgICAg ICBOb3RpZnkgKF5eXkdGWDAuREQxRiwgMHg4NykKICAgICAgICB9CgooVGhlIGl0ZW1zIGluIF9E T0QgYXJlIGNvbnN0cnVjdGVkIHdpdGggMHg4MDAwMDAwMCB8IChESUR4ICYgMHhmMGYpLikKCkkg aGF2ZSB0ZXN0ZWQgaXQgYWxzbyBvbiBhbiBvbGRlciBDbGV2byBCNzEzMCBsYXB0b3Agd2hpY2gg bmVlZGVkIHRoZQpoYWNrIHRoYXQgaXMgcmVtb3ZlZCBpbiBwYXRjaCA2LiAgVGhlcmUgaXMgbm8g cmVncmVzc2lvbiBvbiB0aGF0IGRldmljZS4KRm9yIHNvbWUgcmVhc29uIHRoZSBvbGQgbGFwdG9w IGV4cG9zZWQgYW4gImFjcGlfdmlkZW8wIiBkZXZpY2UsIHByZXNzaW5nCmhvdGtleXMgZ2VuZXJh dGVzIGJvdGggYSBLRVlfQlJJR0hUTkVTU0RPV04gZXZlbnQgKG1lYXN1cmVkIHZpYSBldnRlc3Qp CmFuZCBjaGFuZ2VzIHRoZSBicmlnaHRuZXNzIGl0c2VsZi4KCk9uIHRoZSBuZXcgbGFwdG9wIChD bGV2byBQNjUxUkEpIHRoZXJlIGlzIGFuICJpbnRlbF9iYWNrbGlnaHQiIGRldmljZQphbmQgb25s eSB0aGUgaG90a2V5cyBhcmUgc2VudCwgdGhlIGFjdHVhbCBicmlnaHRuZXNzIHdhcyBub3QgYWZm ZWN0ZWQuCkkgZ3Vlc3MgdGhhdCBhIGRlc2t0b3AgZW52aXJvbm1lbnQgc2hvdWxkIGhhbmRsZSBp dCwgYnV0IHRoaXMKdW5mb3J0dW5hdGVseSBkb2VzIG5vdCByZWFsbHkgd29yayBmb3IgdGhlIHRl eHQgY29uc29sZXMuCgpBbnl3YXksIHRoZXNlIHNlcmllcyAod2l0aCB0aGUgYWJvdmUgZml4KSBh cmUKUmV2aWV3ZWQtYW5kLXRlc3RlZC1ieTogUGV0ZXIgV3UgPHBldGVyQGxla2Vuc3RleW4ubmw+ CgpQZXRlcgoKPiArCQkvKiBVc2UgZGlzcGxheSB0eXBlIHNwZWNpZmljIGRpc3BsYXkgaW5kZXgu ICovCj4gKwkJdHlwZSA9IChkZXZpY2VfaWQgJiBBQ1BJX0RJU1BMQVlfVFlQRV9NQVNLKQo+ICsJ CQk+PiBBQ1BJX0RJU1BMQVlfVFlQRV9TSElGVDsKPiArCQlkZXZpY2VfaWQgfD0gZGlzcGxheV9p bmRleFt0eXBlXSsrIDw8IEFDUElfRElTUExBWV9JTkRFWF9TSElGVDsKPiAKPiArCQljb25uZWN0 b3ItPmFjcGlfZGV2aWNlX2lkID0gZGV2aWNlX2lkOwo+ICsJCWlmIChpIDwgbWF4X291dHB1dHMp Cj4gKwkJCXNldF9kaWQob3ByZWdpb24sIGksIGRldmljZV9pZCk7Cj4gKwkJaSsrOwo+ICAJfQo+ ICAKPiAtZW5kOgo+ICAJRFJNX0RFQlVHX0tNUygiJWQgb3V0cHV0cyBkZXRlY3RlZFxuIiwgaSk7 Cj4gIAo+ICsJaWYgKGkgPiBtYXhfb3V0cHV0cykKPiArCQlEUk1fRVJST1IoIk1vcmUgdGhhbiAl ZCBvdXRwdXRzIGluIGNvbm5lY3RvciBsaXN0XG4iLAo+ICsJCQkgIG1heF9vdXRwdXRzKTsKPiAr Cj4gIAkvKiBJZiBmZXdlciB0aGFuIG1heCBvdXRwdXRzLCB0aGUgbGlzdCBtdXN0IGJlIG51bGwg dGVybWluYXRlZCAqLwo+ICAJaWYgKGkgPCBtYXhfb3V0cHV0cykKPiAgCQlzZXRfZGlkKG9wcmVn aW9uLCBpLCAwKTsKPiAtCXJldHVybjsKPiAtCj4gLWJsaW5kX3NldDoKPiAtCWkgPSAwOwo+IC0J bGlzdF9mb3JfZWFjaF9lbnRyeShjb25uZWN0b3IsICZkZXYtPm1vZGVfY29uZmlnLmNvbm5lY3Rv cl9saXN0LCBoZWFkKSB7Cj4gLQkJaW50IGRpc3BsYXlfdHlwZSA9IGFjcGlfZGlzcGxheV90eXBl KGNvbm5lY3Rvcik7Cj4gLQo+IC0JCWlmIChpID49IG1heF9vdXRwdXRzKSB7Cj4gLQkJCURSTV9E RUJVR19LTVMoIk1vcmUgdGhhbiAldSBvdXRwdXRzIGluIGNvbm5lY3RvciBsaXN0XG4iLAo+IC0J CQkJICAgICAgbWF4X291dHB1dHMpOwo+IC0JCQlyZXR1cm47Cj4gLQkJfQo+IC0KPiAtCQl0ZW1w ID0gZ2V0X2RpZChvcHJlZ2lvbiwgaSk7Cj4gLQkJc2V0X2RpZChvcHJlZ2lvbiwgaSwgdGVtcCB8 ICgxIDw8IDMxKSB8IGRpc3BsYXlfdHlwZSB8IGkpOwo+IC0JCWkrKzsKPiAtCX0KPiAtCWdvdG8g ZW5kOwo+ICB9Cj4gIAo+ICBzdGF0aWMgdm9pZCBpbnRlbF9zZXR1cF9jYWRscyhzdHJ1Y3QgZHJt X2RldmljZSAqZGV2KQo+IC0tIAo+IDIuMS40Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2ludGVsLWdmeAo=