From mboxrd@z Thu Jan 1 00:00:00 1970 From: He YunLei Subject: drm: Request for help about drm_mode_getresources( ) returns empty modes message Date: Fri, 6 Feb 2015 18:10:59 +0800 Message-ID: <54D49333.8060104@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [119.145.14.64]) by gabe.freedesktop.org (Postfix) with ESMTP id 0CAE66E906 for ; Fri, 6 Feb 2015 02:18:25 -0800 (PST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org Cc: Bintian List-Id: dri-devel@lists.freedesktop.org CmhpIGFsbCwKICAgICB3aGVuIEkgcnVuIG1vZGV0ZXN0IHByb2Nlc3MgaW4gbGliZHJtIHRvIHRl c3Qgb3VyIGRybSBtb2R1bGUsIEkgZmluZCBhIHN0cmFuZ2UgcHJvYmxlbToKICAgICBUaGUgdGVz dCBzdWNjZXNzZnVsbHkgb3BlbmVkIC9kZXYvZHJpL2NhcmQwIChtYWpvcjoyMjYgbWlub3I6MCkg ZGV2aWNlIGJ5IHVzaW5nIG1vZHVsZSBuYW1lLgpidXQgdGhlIHJldHVybmVkIG1lc3NhZ2UgYWJv dXQgY3J0YywgZW5jb2RlciBhbmQgY29ubmVjdG9yIGFyZSBhbGwgZW1wdHkuIEkgY29uZmlybSB0 aGUgbnVtIG9mIHRoZW0KaXMgb25lIHdoZW4gb3VyIGRybSBkZXZpY2UgZHJpdmVyIHJlZ2lzdGVy IGluIGtlcm5lbC4gU28gSSB0cmFjayB0aGUga2VybmVsIGFuZCBmaW5kIGhlcmU6CgogICAgIGRy aXZlcnMvZ3B1L2RybS9kcm1fY3J0Yy5jCgogICAgIDE4MDYgICAgICAgICBpZiAoIWRybV9pc19w cmltYXJ5X2NsaWVudChmaWxlX3ByaXYpKSB7CiAgICAgMTgwNwogICAgIDE4MDggICAgICAgICAg ICAgICAgIG1vZGVfZ3JvdXAgPSBOVUxMOwogICAgIDE4MDkgICAgICAgICAgICAgICAgIGxpc3Rf Zm9yX2VhY2gobGgsICZkZXYtPm1vZGVfY29uZmlnLmNydGNfbGlzdCkKICAgICAxODEwICAgICAg ICAgICAgICAgICAgICAgICAgIGNydGNfY291bnQrKzsKICAgICAxODExCiAgICAgMTgxMiAgICAg ICAgICAgICAgICAgbGlzdF9mb3JfZWFjaChsaCwgJmRldi0+bW9kZV9jb25maWcuY29ubmVjdG9y X2xpc3QpCiAgICAgMTgxMyAgICAgICAgICAgICAgICAgICAgICAgICBjb25uZWN0b3JfY291bnQr KzsKICAgICAxODE0CiAgICAgMTgxNSAgICAgICAgICAgICAgICAgbGlzdF9mb3JfZWFjaChsaCwg JmRldi0+bW9kZV9jb25maWcuZW5jb2Rlcl9saXN0KQogICAgIDE4MTYgICAgICAgICAgICAgICAg ICAgICAgICAgZW5jb2Rlcl9jb3VudCsrOwogICAgIDE4MTcgICAgICAgICB9IGVsc2UgewogICAg IDE4MTgKICAgICAxODE5ICAgICAgICAgICAgICAgICBtb2RlX2dyb3VwID0gJmZpbGVfcHJpdi0+ bWFzdGVyLT5taW5vci0+bW9kZV9ncm91cDsKICAgICAxODIwICAgICAgICAgICAgICAgICBjcnRj X2NvdW50ID0gbW9kZV9ncm91cC0+bnVtX2NydGNzOwogICAgIDE4MjEgICAgICAgICAgICAgICAg IGNvbm5lY3Rvcl9jb3VudCA9IG1vZGVfZ3JvdXAtPm51bV9jb25uZWN0b3JzOwogICAgIDE4MjIg ICAgICAgICAgICAgICAgIGVuY29kZXJfY291bnQgPSBtb2RlX2dyb3VwLT5udW1fZW5jb2RlcnM7 CiAgICAgMTgyMyAgICAgICAgIH0KCiAgICAgVGhlIGRldmljZSB3ZSBvcGVuZWQgd2l0aCB0eXBl IG9mIERSTV9NSU5PUl9MRUdBQ1ksIHNvIGhlcmUgY29tZSBpbnRvIGVsc2UgYnJhbmNoLiBUaGUg ZGVzY3JpcHRpb24Kb2YgZHJtX21vZGVfZ3JvdXAgaXMgdGhhdCBzdHJ1Y3QgZHJtX21vZGVfZ3Jv dXAgLSBncm91cCBvZiBtb2RlIHNldHRpbmcgcmVzb3VyY2VzIGZvciBwb3RlbnRpYWwgc3ViLWdy b3VwaW5nLAphbmQgIHRoZSBub3RlIGluIGRybV9jcnRjLmggYWxzbyBzYWlkIDoKCiAgICAgIDk0 MyAgKiBDdXJyZW50bHkgdGhpcyBzaW1wbHkgdHJhY2tzIHRoZSBnbG9iYWwgbW9kZSBzZXR0aW5n IHN0YXRlLiAgQnV0IGluIHRoZQogICAgICA5NDQgICogZnV0dXJlIGl0IGNvdWxkIGFsbG93IGdy b3VwcyBvZiBvYmplY3RzIHRvIGJlIHNldCBhc2lkZSBpbnRvIGluZGVwZW5kZW50CiAgICAgIDk0 NSAgKiBjb250cm9sIGdyb3VwcyBmb3IgdXNlIGJ5IGRpZmZlcmVudCB1c2VyIGxldmVsIHByb2Nl c3NlcyAoZS5nLiB0d28gWCBzZXJ2ZXJzCiAgICAgIDk0NiAgKiBydW5uaW5nIHNpbXVsdGFuZW91 c2x5IG9uIGRpZmZlcmVudCBoZWFkcywgZWFjaCB3aXRoIHRoZWlyIG93biBtb2RlCiAgICAgIDk0 NyAgKiBjb25maWd1cmF0aW9uIGFuZCBmcmVlZG9tIG9mIG1vZGUgc2V0dGluZykuCgogICAgIEkg ZG91YnQgdGhlIGVtcHR5IHJlc3VsdCBoYXMgc29tZSByZWxhdGlvbnMgd2l0aCBpdCwgc28gSSBj b250aW51ZSB0byB0cmFjayB0aGUga2VybmVsIGluIGZ1bmN0aW9uCmRybV9vcGVuLCBhbmQgSSBm aW5kIG1vZGVfZ3JvdXAgbGllcyBpbiBkcm1fbWlub3IsIHdoaWNrIGNhbiBiZSBmb3VuZCBieSBp bm9kZSBpbiBmdW5jdGlvbiBkcm1fb3Blbi4KQnV0IHdoZW4gd2UgY3JlYXRlIGEgY3J0YywgZW5j b2RlciBvciBjb25uZWN0b3IsIHdlIGRvIG5vdGhpbmcgdG8gbW9kZV9ncm91cCwganVzdCBpbml0 aWFsaXppbmcgaXQKd2hlbiAgZHJtX2NvcmUgcmVnaXN0ZXIuIENhbiB5b3UgaGVscCBtZSBhbmQg Z2l2ZSBtZSBzb21lIGFkdmljZT8KCnJlZ2FyZHMsCll1bmxlaSBIZQoKCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0 CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9w Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=