From mboxrd@z Thu Jan 1 00:00:00 1970 From: Animesh Manna Subject: Re: [DMC_BUGFIX_SKL_V2 1/5] drm/i915/skl: Added a check for the hardware status of csr fw before loading. Date: Wed, 26 Aug 2015 19:40:54 +0530 Message-ID: <55DDC8EE.1060107@intel.com> References: <1440533169-32265-1-git-send-email-animesh.manna@intel.com> <1440533169-32265-2-git-send-email-animesh.manna@intel.com> <20150826131012.GR1367@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" 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 8C3306E60E for ; Wed, 26 Aug 2015 07:10:57 -0700 (PDT) In-Reply-To: <20150826131012.GR1367@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org CgpPbiA4LzI2LzIwMTUgNjo0MCBQTSwgRGFuaWVsIFZldHRlciB3cm90ZToKPiBPbiBXZWQsIEF1 ZyAyNiwgMjAxNSBhdCAwMTozNjowNUFNICswNTMwLCBBbmltZXNoIE1hbm5hIHdyb3RlOgo+PiBE bWMgd2lsbCByZXN0b3JlIHRoZSBjc3IgcHJvZ3JhbSBleGNlcHQgREM5LCBjb2xkIGJvb3QsCj4+ IHdhcm0gcmVzZXQsIFBDSSBmdW5jdGlvbiBsZXZlbCByZXNldCwgYW5kIGhpYmVybmF0ZS9zdXNw ZW5kLgo+Pgo+PiBpbnRlbF9jc3JfbG9hZF9wcm9ncmFtKCkgZnVuY3Rpb24gaXMgdXNlZCB0byBs b2FkIHRoZSBmaXJtd2FyZQo+PiBkYXRhIGZyb20ga2VybmVsIG1lbW9yeSB0byBjc3IgYWRkcmVz cyBzcGFjZS4KPj4KPj4gQWxsIHZhbHVlcyBvZiBjc3IgYWRkcmVzcyBzcGFjZSB3aWxsIGJlIHpl cm8gaWYgaXQgZ290IHJlc2V0IGFuZAo+PiB0aGUgZmlyc3QgYnl0ZSBvZiBjc3IgcHJvZ3JhbSBp cyBhbHdheXMgYSBub24temVybyBpZiBmaXJtd2FyZQo+PiBpcyBsb2FkZWQgc3VjY2Vzc2Z1bHku IEJhc2VkIG9uIGhhcmR3YXJlIHN0YXR1cyB3aWxsIGxvYWQgdGhlCj4+IGZpcm13YXJlLgo+Pgo+ PiBXaXRob3V0IHRoaXMgY29uZGl0aW9uIGNoZWNrIGlmIHdlIG92ZXJ3cml0ZSB0aGUgZmlybXdh cmUgZGF0YSB0aGUKPj4gY291bnRlcnMgZXhwb3NlZCBmb3IgZGM1L2RjNiAoaGVscCBmb3IgZGVi dWdnaW5nKSB3aWxsIGJlIG51bGxpZmllZC4KCkJhY2F1c2Ugb2YgdGhlIGFib3ZlIHJlYXNvbiBt ZW50aW9uZWQganVzdCBhYm92ZSB3ZSBuZWVkIHRvIGJsb2NrIGZpcm13YXJlIGxvYWRpbmcgYWdh aW4uClNvIG9ubHkgV0FSTl9PTiB3aWxsIG5vdCBoZWxwLgoKCj4+Cj4+IHYxOiBJbml0aWFsIHZl cnNpb24uCj4+Cj4+IHYyOiBCYXNlZCBvbiByZXZpZXcgY29tbWVudHMgZnJvbSBEYW5pZWwsCj4+ IC0gQWRkZWQgYSBjaGVjayB0byBrbm93IGhhcmR3YXJlIHN0YXR1cyBhbmQgbG9hZCB0aGUgZmly bXdhcmUgaWYgbm90IGxvYWRlZC4KPj4KPj4gQ2M6IERhbmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0 ZXJAaW50ZWwuY29tPgo+PiBDYzogRGFtaWVuIExlc3BpYXUgPGRhbWllbi5sZXNwaWF1QGludGVs LmNvbT4KPj4gQ2M6IEltcmUgRGVhayA8aW1yZS5kZWFrQGludGVsLmNvbT4KPj4gQ2M6IFN1bmls IEthbWF0aCA8c3VuaWwua2FtYXRoQGludGVsLmNvbT4KPj4gU2lnbmVkLW9mZi1ieTogQW5pbWVz aCBNYW5uYSA8YW5pbWVzaC5tYW5uYUBpbnRlbC5jb20+Cj4+IFNpZ25lZC1vZmYtYnk6IFZhdGhz YWxhIE5hZ2FyYWp1IDx2YXRoc2FsYS5uYWdhcmFqdUBpbnRlbC5jb20+Cj4+IC0tLQo+PiAgIGRy aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Nzci5jIHwgOSArKysrKysrKysKPj4gICAxIGZpbGUg Y2hhbmdlZCwgOSBpbnNlcnRpb25zKCspCj4+Cj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9jc3IuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Nzci5jCj4+ IGluZGV4IGJhMWFlMDMuLjY4MmNjMjYgMTAwNjQ0Cj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2Nzci5jCj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Nzci5j Cj4+IEBAIC0yNTIsNiArMjUyLDE1IEBAIHZvaWQgaW50ZWxfY3NyX2xvYWRfcHJvZ3JhbShzdHJ1 Y3QgZHJtX2RldmljZSAqZGV2KQo+PiAgIAkJcmV0dXJuOwo+PiAgIAl9Cj4+ICAgCj4+ICsJLyoK Pj4gKwkgKiBEbWMgd2lsbCByZXN0b3JlIHRoZSBjc3IgdGhlIHByb2dyYW0gZXhjZXB0IERDOSwg Y29sZCBib290LAo+PiArCSAqIHdhcm0gcmVzZXQsIFBDSSBmdW5jdGlvbiBsZXZlbCByZXNldCwg YW5kIGhpYmVybmF0ZS9zdXNwZW5kLgo+PiArCSAqIFRoaXMgY29uZGl0aW9uIHdpbGwgaGVscCB0 byBjaGVjayBpZiBjc3IgYWRkcmVzcyBzcGFjZSBpcyByZXNldC8KPj4gKwkgKiBub3QgbG9hZGVk Lgo+PiArCSAqLwo+IEF0bSB3ZSBjYWxsIHRoaXMgZnJvbSBkcml2ZXIgbG9hZCBhbmQgcmVzdW1l LCB3aGljaCBkb2VzbiBzZWVtIHRvIGNvdmVyCj4gYWxsIHRoZSBjYXNlcyB5b3UgbWVudGlvbiBp biB0aGUgY29tbWVudC4gU2hvdWxkIHRoaXMgYmUgYSBXQVJOX09OCj4gaW5zdGVhZD8gT3IgZG8g d2UgaGF2ZSB0cm91YmxlcyBpbiBvdXIgaW5pdCBzZXF1ZW5jZSB3aGVyZSB3ZSBsb2FkIHRvbwo+ IG1hbnkgdGltZXM/CgpZZXMsIHRoZSBhYm92ZSBzdGF0ZW1lbnQgdGFrZW4gZnJvbSBic3BlYyB0 byBkZXNjcmliZSBhYm91dCB0aGUgc3BlY2lhbCBjYXNlcyBkbWMgd2lsbCBub3QgcmVzdG9yZSB0 aGUgZmlybXdhcmUuCkFncmVlLCBJbiBvdXIgY2FzZXMgY29sZCBib290IGFuZCBoaWJlcm5hdGUv c3VzcGVuZCBtYWlubHkgd2UgbmVlZCB0byBsb2FkIHRoZSBmaXJtd2FyZSBhZ2Fpbiwgc28gaW4g bXkKc2Vjb25kIHNlbnRlbmNlIEkgd2FudGVkIHRvIGNvbW1lbnQgbWFpbmx5IHJlZ2FyZGluZyB0 aGlzIGNvbmRpdGlvbiBjaGVjayBhZGRlZCBmb3Igc3VzcGVuZC1oaWJlcm5hdGUocmVzZXQpCmFu ZCBjb2xkIGJvb3Qobm90IGxvYWRlZCkuCgpBbnl3YXlzIHRoZSBzYW1lIGFwaSBsYXRlciBjYW4g YmUgdXNlZCB0byBsb2FkIHRoZSBmaXJtd2FyZSBmcm9tIGFueXdoZXJlLCBzbyBteSBpbnRlbnRp b24gdG8gY2hlY2sgZmlybXdhcmUgbG9hZGVkIG9yIG5vdC4KSWYgYWxyZWFkeSBsb2FkZWQgdGhl biBub3QgdG8gb3ZlcndyaXRlIHRoZSBjc3IgYWRkcmVzcyBzcGFjZSB0byBtYWludGFpbiB0aGUg ZGM1L2RjNiBjb3VudGVyIHZhbHVlLgoKQ2FuIHRoZSBiZWxvdyBjb21tZW50IG1vcmUgY2xlYXIg dG8geW91LgoKCS8qCgkgKiBEbWMgd2lsbCByZXN0b3JlIHRoZSBjc3IgdGhlIHByb2dyYW0gZXhj ZXB0IERDOSwgY29sZCBib290LAoJICogd2FybSByZXNldCwgUENJIGZ1bmN0aW9uIGxldmVsIHJl c2V0LCBhbmQgaGliZXJuYXRlL3N1c3BlbmQuCgkgKiBJZiBmaXJtd2FyZSBpcyByZXN0b3JlZCBi eSBkbWMgdGhlbiBubyBuZWVkIHRvIGxvYWQgYWdhaW4gd2hpY2gKCSAqIHdpbGwga2VlcCB0aGUg ZGM1L2RjNiBjb3VudGVyIGV4cG9zZWQgYnkgZmlybXdhcmUuCgkgKi8KCk5vIGlzc3VlIGluIGlu aXQgc2VxdWVuY2UuCgotQW5pbWVzaAoKCj4KPiBFaXRoZXIgd2F5IEkgY2FuJ3QgcmVjb25jaWxl IHlvdXIgY29tbWl0IG1lc3NhZ2Ugd2l0aCB0aGUgY29tbWVudCBoZXJlLgo+IC1EYW5pZWwKPgo+ PiArCWlmIChJOTE1X1JFQUQoQ1NSX1BST0dSQU1fQkFTRSkpCj4+ICsJCXJldHVybjsKPj4gKwo+ PiAgIAltdXRleF9sb2NrKCZkZXZfcHJpdi0+Y3NyX2xvY2spOwo+PiAgIAlmd19zaXplID0gZGV2 X3ByaXYtPmNzci5kbWNfZndfc2l6ZTsKPj4gICAJZm9yIChpID0gMDsgaSA8IGZ3X3NpemU7IGkr KykKPj4gLS0gCj4+IDIuMC4yCj4+Cj4+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCj4+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPj4gSW50ZWwtZ2Z4QGxp c3RzLmZyZWVkZXNrdG9wLm9yZwo+PiBodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vaW50ZWwtZ2Z4CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2ludGVsLWdmeAo=