From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [[CI igt]] lib: Ask the kernel to quiesce the GPU Date: Thu, 5 Oct 2017 18:18:34 +0100 Message-ID: <20171005171834.21222-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3B7F56E876 for ; Thu, 5 Oct 2017 17:18:44 +0000 (UTC) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org U2luY2UgdGhlIGludHJvZHVjdGlvbiBvZiBkZWJ1Z2ZzL2k5MTVfZHJvcF9jYWNoZXMsIHdlIGhh dmUgb2ZmZXJlZCB0aGUKYWJpbGl0eSB0byB3YWl0IHVwb24gYWxsIG91dHN0YW5kaW5nIGJhdGNo ZXMuIFRoaXMgaXMgbW9yZSBlZmZpY2llbnQgYW5kCmxlc3MgZXJyb3IgcHJvbmUgKG9uZSBleGFt cGxlIGlzIHRoZSB1c2Ugb2YgY29udGV4dCBwcmlvcml0aWVzLCB3ZSBoYXZlCnRvIGlkbGUgYXQg dGhlIGxvd2VzdCBpbiBvcmRlciBub3QgdG8ganVtcCBvdmVyIGFueSBsb3cgcHJpb3JpdHkgdGFz a3MKd2Ugd2FudCB0byB3YWl0IHVwb24pIHRoYW4gdHJ5aW5nIHRvIGRvIGl0IGFsbCBpbiB1c2Vy c3BhY2UuIFRob3VnaCB3ZQpjb3VsZCBpZiB3ZSB3YW50ZWQgdG8sIGl0J3MganVzdCBlYXNpZXIg dG8gdXNlIHRoZSBleGlzdGluZyBmYWNpbGl0eQpkZXNpZ25lZCBmb3IgdGhlIHB1cnBvc2UgLS0g dGhhdCB3ZSB3ZXJlIGFscmVhZHkgcGFydGlhbGx5IHVzaW5nIQoKTm90ZSB0aGF0IGRlYnVnZnMv aTkxNV9kcm9wX2NhY2hlcyBoYXMgb25seSBleGlzdGVkIHNpbmNlIHY0LjIuCgpTaWduZWQtb2Zm LWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KUmV2aWV3ZWQtYnk6 IEpvb25hcyBMYWh0aW5lbiA8am9vbmFzLmxhaHRpbmVuQGxpbnV4LmludGVsLmNvbT4KUmV2aWV3 ZWQtYnk6IFBldHJpIExhdHZhbGEgPHBldHJpLmxhdHZhbGFAaW50ZWwuY29tPgotLS0KIGxpYi9k cm10ZXN0LmMgfCAyOCArLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCiAxIGZpbGUgY2hhbmdl ZCwgMSBpbnNlcnRpb24oKyksIDI3IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2xpYi9kcm10 ZXN0LmMgYi9saWIvZHJtdGVzdC5jCmluZGV4IDhhMDcxNTJjLi40YWUwMjNkNyAxMDA2NDQKLS0t IGEvbGliL2RybXRlc3QuYworKysgYi9saWIvZHJtdGVzdC5jCkBAIC0xNTksMzUgKzE1OSw5IEBA IHN0YXRpYyBib29sIGhhc19rbm93bl9pbnRlbF9jaGlwc2V0KGludCBmZCkKICAqLwogdm9pZCBn ZW1fcXVpZXNjZW50X2dwdShpbnQgZmQpCiB7Ci0JdWludDMyX3QgYmJlID0gTUlfQkFUQ0hfQlVG RkVSX0VORDsKLQlzdHJ1Y3QgZHJtX2k5MTVfZ2VtX2V4ZWNidWZmZXIyIGV4ZWNidWY7Ci0Jc3Ry dWN0IGRybV9pOTE1X2dlbV9leGVjX29iamVjdDIgb2JqOwotCXVuc2lnbmVkIHJpbmc7Ci0KIAlp Z3RfdGVybWluYXRlX3NwaW5fYmF0Y2hlcygpOwogCi0JbWVtc2V0KCZvYmosIDAsIHNpemVvZihv YmopKTsKLQlvYmouaGFuZGxlID0gZ2VtX2NyZWF0ZShmZCwgNDA5Nik7Ci0JZ2VtX3dyaXRlKGZk LCBvYmouaGFuZGxlLCAwLCAmYmJlLCBzaXplb2YoJmJiZSkpOwotCi0JbWVtc2V0KCZleGVjYnVm LCAwLCBzaXplb2YoZXhlY2J1ZikpOwotCWV4ZWNidWYuYnVmZmVyc19wdHIgPSB0b191c2VyX3Bv aW50ZXIoJm9iaik7Ci0JZXhlY2J1Zi5idWZmZXJfY291bnQgPSAxOwotCi0JZm9yIChyaW5nID0g MDsgcmluZyA8IDE8PDY7IHJpbmcrKykgewotCQlleGVjYnVmLmZsYWdzID0gcmluZzsKLQkJX19n ZW1fZXhlY2J1ZihmZCwgJmV4ZWNidWYpOwotCX0KLQotCWlmIChnZW1faGFzX2JzZDIoZmQpKSB7 Ci0JCWV4ZWNidWYuZmxhZ3MgPSBJOTE1X0VYRUNfQlNEIHwgKDIgPDwgMTMpOwotCQlfX2dlbV9l eGVjYnVmKGZkLCAmZXhlY2J1Zik7Ci0JfQotCi0JZ2VtX3N5bmMoZmQsIG9iai5oYW5kbGUpOwot CWdlbV9jbG9zZShmZCwgb2JqLmhhbmRsZSk7Ci0KLQlpZ3RfZHJvcF9jYWNoZXNfc2V0KGZkLCBE Uk9QX1JFVElSRSB8IERST1BfRlJFRUQpOworCWlndF9kcm9wX2NhY2hlc19zZXQoZmQsIERST1Bf QUNUSVZFIHwgRFJPUF9SRVRJUkUgfCBEUk9QX0ZSRUVEKTsKIH0KIAogLyoqCi0tIAoyLjE0LjIK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=