From mboxrd@z Thu Jan 1 00:00:00 1970 From: Damien Lespiau Subject: Re: [PATCH] drm/i915: Fix the VBT child device parsing for BSW Date: Wed, 8 Apr 2015 18:09:37 +0100 Message-ID: <20150408170937.GD17409@strange.ger.corp.intel.com> References: <1427301958-11101-1-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id AF07E6E6DE for ; Wed, 8 Apr 2015 10:09:39 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1427301958-11101-1-git-send-email-ville.syrjala@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: ville.syrjala@linux.intel.com Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBNYXIgMjUsIDIwMTUgYXQgMDY6NDU6NThQTSArMDIwMCwgdmlsbGUuc3lyamFsYUBs aW51eC5pbnRlbC5jb20gd3JvdGU6Cj4gRnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJq YWxhQGxpbnV4LmludGVsLmNvbT4KPiAKPiBSZWNlbnQgQlNXIFZCVCBoYXMgYSBWQlQgY2hpbGQg ZGV2aWNlIHNpemUgMzcgYnl0ZXMgaW5zdGVhZCBvZiB0aGUgMzMKPiBieXRlcyBvdXIgY29kZSBh c3N1bWVzLiBUaGlzIG1lYW5zIHdlIGZhaWwgdG8gcGFyc2UgdGhlIFZCVCBhbmQgdGh1cwo+IGZh aWwgdG8gZGV0ZWN0IGVEUCBwb3J0cyBwcm9wZXJseSBhbmQganVzdCByZWdpc3RlciB0aGVtIGFz IERQIHBvcnRzCj4gaW5zdGVhZC4KPiAKPiBGaXggaXQgdXAgYnkgdXNpbmcgdGhlIHJlcG9ydGVk IGNoaWxkIGRldmljZSBzaXplIGZyb20gdGhlIFZCVCBpbnN0ZWFkCj4gb2YgYXNzdW1pbmcgaXQg bWF0Y2hlcyBvdXQgc3RydWN0IGRlZmludGlvbnMuCj4gCj4gVGhlIGxhdGVzdCBzcGVjIEkgaGF2 ZSBzaG93cyB0aGF0IHRoZSBjaGlsZCBkZXZpY2Ugc2l6ZSBzaG91bGQgYmUgMzYKPiBieXRlcyBm b3IgcmV2ID49IDE5NSwgaG93ZXZlciBvbiBteSBCU1cgdGhlIHNpemUgaXMgYWN0dWFsbHkgMzcg Ynl0ZXMuCj4gQW5kIG91ciBjdXJyZW50IHN0cnVjdCBkZWZpbml0aW9uIGlzIDMzIGJ5dGVzLgo+ IAo+IEZlZWxzIGxpa2UgdGhlIGVudGlyZSBWQlQgcGFyc2VzIHdvdWxkIG5lZWQgdG8gYmUgcmV3 cml0dGVuIHRvIGhhbmRsZQo+IGNoYW5nZXMgaW4gdGhlIGxheW91dCBiZXR0ZXIsIGJ1dCBmb3Ig bm93IEkndmUgZGVjaWRlZCB0byBkbyBqdXN0IHRoZQo+IGJhcmUgbWluaW11bSB0byBnZXQgbXkg ZURQIHBvcnQgYmFjay4KPiAKPiBDYzogVmlqYXkgUHVydXNob3RoYW1hbiA8dmlqYXkuYS5wdXJ1 c2hvdGhhbWFuQGxpbnV4LmludGVsLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rs w6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgoKClR3byBtaW5vciBjb21tZW50cywg YnV0LCBpbiBhbnkgY2FzZSwgdGhpcyBpczoKClJldmlld2VkLWJ5OiBEYW1pZW4gTGVzcGlhdSA8 ZGFtaWVuLmxlc3BpYXVAaW50ZWwuY29tPgoKCj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2Jpb3MuYyB8IDI2ICsrKysrKysrKysrKystLS0tLS0tLS0tLS0tCj4gIGRyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuaCB8ICA0ICsrLS0KPiAgMiBmaWxlcyBjaGFuZ2VkLCAx NSBpbnNlcnRpb25zKCspLCAxNSBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfYmlvcy5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf Ymlvcy5jCj4gaW5kZXggYzY4NDA4NS4uNGNiZDMyNSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9iaW9zLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9iaW9zLmMKPiBAQCAtNDQ3LDYgKzQ0NywxMiBAQCBwYXJzZV9nZW5lcmFsX2RlZmluaXRpb25z KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiAgCX0KPiAgfQo+ICAKPiArc3Rh dGljIHVuaW9uIGNoaWxkX2RldmljZV9jb25maWcgKgo+ICtjaGlsZF9kZXZpY2VfcHRyKHN0cnVj dCBiZGJfZ2VuZXJhbF9kZWZpbml0aW9ucyAqcF9kZWZzLCBpbnQgaSkKPiArewo+ICsJcmV0dXJu ICh2b2lkICopICZwX2RlZnMtPmRldmljZXNbaSAqIHBfZGVmcy0+Y2hpbGRfZGV2X3NpemVdOwo+ ICt9CgpXZSBjb3VsZCB1c2UgYSBjaGlsZF9kZXZpY2VfbnVtKCkgaGVscGVyIGFzIHdlbGwuCgo+ ICBzdGF0aWMgdm9pZAo+ICBwYXJzZV9zZHZvX2RldmljZV9tYXBwaW5nKHN0cnVjdCBkcm1faTkx NV9wcml2YXRlICpkZXZfcHJpdiwKPiAgCQkJICBzdHJ1Y3QgYmRiX2hlYWRlciAqYmRiKQo+IEBA IC00NzYsMTAgKzQ4MiwxMCBAQCBwYXJzZV9zZHZvX2RldmljZV9tYXBwaW5nKHN0cnVjdCBkcm1f aTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiAgCWJsb2NrX3NpemUgPSBnZXRfYmxvY2tzaXplKHBf ZGVmcyk7Cj4gIAkvKiBnZXQgdGhlIG51bWJlciBvZiBjaGlsZCBkZXZpY2UgKi8KPiAgCWNoaWxk X2RldmljZV9udW0gPSAoYmxvY2tfc2l6ZSAtIHNpemVvZigqcF9kZWZzKSkgLwo+IC0JCQkJc2l6 ZW9mKCpwX2NoaWxkKTsKPiArCQlwX2RlZnMtPmNoaWxkX2Rldl9zaXplOwo+ICAJY291bnQgPSAw Owo+ICAJZm9yIChpID0gMDsgaSA8IGNoaWxkX2RldmljZV9udW07IGkrKykgewo+IC0JCXBfY2hp bGQgPSAmKHBfZGVmcy0+ZGV2aWNlc1tpXSk7Cj4gKwkJcF9jaGlsZCA9IGNoaWxkX2RldmljZV9w dHIocF9kZWZzLCBpKTsKPiAgCQlpZiAoIXBfY2hpbGQtPm9sZC5kZXZpY2VfdHlwZSkgewo+ICAJ CQkvKiBza2lwIHRoZSBkZXZpY2UgYmxvY2sgaWYgZGV2aWNlIHR5cGUgaXMgaW52YWxpZCAqLwo+ ICAJCQljb250aW51ZTsKPiBAQCAtMTA2NywyNSArMTA3MywxOSBAQCBwYXJzZV9kZXZpY2VfbWFw cGluZyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCj4gIAkJRFJNX0RFQlVHX0tN UygiTm8gZ2VuZXJhbCBkZWZpbml0aW9uIGJsb2NrIGlzIGZvdW5kLCBubyBkZXZpY2VzIGRlZmlu ZWQuXG4iKTsKPiAgCQlyZXR1cm47Cj4gIAl9Cj4gLQkvKiBqdWRnZSB3aGV0aGVyIHRoZSBzaXpl IG9mIGNoaWxkIGRldmljZSBtZWV0cyB0aGUgcmVxdWlyZW1lbnRzLgo+IC0JICogSWYgdGhlIGNo aWxkIGRldmljZSBzaXplIG9idGFpbmVkIGZyb20gZ2VuZXJhbCBkZWZpbml0aW9uIGJsb2NrCj4g LQkgKiBpcyBkaWZmZXJlbnQgd2l0aCBzaXplb2Yoc3RydWN0IGNoaWxkX2RldmljZV9jb25maWcp LCBza2lwIHRoZQo+IC0JICogcGFyc2luZyBvZiBzZHZvIGRldmljZSBpbmZvCj4gLQkgKi8KPiAt CWlmIChwX2RlZnMtPmNoaWxkX2Rldl9zaXplICE9IHNpemVvZigqcF9jaGlsZCkpIHsKPiAtCQkv KiBkaWZmZXJlbnQgY2hpbGQgZGV2IHNpemUgLiBJZ25vcmUgaXQgKi8KPiAtCQlEUk1fREVCVUdf S01TKCJkaWZmZXJlbnQgY2hpbGQgc2l6ZSBpcyBmb3VuZC4gSW52YWxpZC5cbiIpOwo+ICsJaWYg KHBfZGVmcy0+Y2hpbGRfZGV2X3NpemUgPCBzaXplb2YoKnBfY2hpbGQpKSB7Cj4gKwkJRFJNX0VS Uk9SKCJHZW5lcmFsIGRlZmluaXRvbiBibG9jayBjaGlsZCBkZXZpY2Ugc2l6ZSBpcyB0b28gc21h bGwuXG4iKTsKCmRlZmluaXRpb24KCj4gIAkJcmV0dXJuOwo+ICAJfQo+ICAJLyogZ2V0IHRoZSBi bG9jayBzaXplIG9mIGdlbmVyYWwgZGVmaW5pdGlvbnMgKi8KPiAgCWJsb2NrX3NpemUgPSBnZXRf YmxvY2tzaXplKHBfZGVmcyk7Cj4gIAkvKiBnZXQgdGhlIG51bWJlciBvZiBjaGlsZCBkZXZpY2Ug Ki8KPiAgCWNoaWxkX2RldmljZV9udW0gPSAoYmxvY2tfc2l6ZSAtIHNpemVvZigqcF9kZWZzKSkg Lwo+IC0JCQkJc2l6ZW9mKCpwX2NoaWxkKTsKPiArCQkJCXBfZGVmcy0+Y2hpbGRfZGV2X3NpemU7 Cj4gIAljb3VudCA9IDA7Cj4gIAkvKiBnZXQgdGhlIG51bWJlciBvZiBjaGlsZCBkZXZpY2UgdGhh dCBpcyBwcmVzZW50ICovCj4gIAlmb3IgKGkgPSAwOyBpIDwgY2hpbGRfZGV2aWNlX251bTsgaSsr KSB7Cj4gLQkJcF9jaGlsZCA9ICYocF9kZWZzLT5kZXZpY2VzW2ldKTsKPiArCQlwX2NoaWxkID0g Y2hpbGRfZGV2aWNlX3B0cihwX2RlZnMsIGkpOwo+ICAJCWlmICghcF9jaGlsZC0+Y29tbW9uLmRl dmljZV90eXBlKSB7Cj4gIAkJCS8qIHNraXAgdGhlIGRldmljZSBibG9jayBpZiBkZXZpY2UgdHlw ZSBpcyBpbnZhbGlkICovCj4gIAkJCWNvbnRpbnVlOwo+IEBAIC0xMTA1LDcgKzExMDUsNyBAQCBw YXJzZV9kZXZpY2VfbWFwcGluZyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCj4g IAlkZXZfcHJpdi0+dmJ0LmNoaWxkX2Rldl9udW0gPSBjb3VudDsKPiAgCWNvdW50ID0gMDsKPiAg CWZvciAoaSA9IDA7IGkgPCBjaGlsZF9kZXZpY2VfbnVtOyBpKyspIHsKPiAtCQlwX2NoaWxkID0g JihwX2RlZnMtPmRldmljZXNbaV0pOwo+ICsJCXBfY2hpbGQgPSBjaGlsZF9kZXZpY2VfcHRyKHBf ZGVmcywgaSk7Cj4gIAkJaWYgKCFwX2NoaWxkLT5jb21tb24uZGV2aWNlX3R5cGUpIHsKPiAgCQkJ Lyogc2tpcCB0aGUgZGV2aWNlIGJsb2NrIGlmIGRldmljZSB0eXBlIGlzIGludmFsaWQgKi8KPiAg CQkJY29udGludWU7Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jp b3MuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Jpb3MuaAo+IGluZGV4IDZhZmQ1YmUu LmFmMGI0NzYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfYmlvcy5o Cj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfYmlvcy5oCj4gQEAgLTI3Nyw5ICsy NzcsOSBAQCBzdHJ1Y3QgYmRiX2dlbmVyYWxfZGVmaW5pdGlvbnMgewo+ICAJICogQW5kIHRoZSBk ZXZpY2UgbnVtIGlzIHJlbGF0ZWQgd2l0aCB0aGUgc2l6ZSBvZiBnZW5lcmFsIGRlZmluaXRpb24K PiAgCSAqIGJsb2NrLiBJdCBpcyBvYnRhaW5lZCBieSB1c2luZyB0aGUgZm9sbG93aW5nIGZvcm11 bGE6Cj4gIAkgKiBudW1iZXIgPSAoYmxvY2tfc2l6ZSAtIHNpemVvZihiZGJfZ2VuZXJhbF9kZWZp bml0aW9ucykpLwo+IC0JICoJICAgICBzaXplb2YoY2hpbGRfZGV2aWNlX2NvbmZpZyk7Cj4gKwkg KgkgICAgIGRlZnMtPmNoaWxkX2Rldl9zaXplOwo+ICAJICovCj4gLQl1bmlvbiBjaGlsZF9kZXZp Y2VfY29uZmlnIGRldmljZXNbMF07Cj4gKwl1aW50OF90IGRldmljZXNbMF07Cj4gIH0gX19wYWNr ZWQ7Cj4gIAo+ICAvKiBNYXNrIGZvciBEUlJTIC8gUGFuZWwgQ2hhbm5lbCAvIFNTQyAvIEJMVCBj b250cm9sIGJpdHMgZXh0cmFjdGlvbiAqLwo+IC0tIAo+IDIuMC41Cj4gCj4gX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBs aXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRl bC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK