From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: [PATCH] drm/i915/gen9+: Set same power state before hibernation image save/restore Date: Wed, 16 Aug 2017 17:46:07 +0300 Message-ID: <20170816144607.9935-1-imre.deak@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 930A76E1A0 for ; Wed, 16 Aug 2017 14:46:10 +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 Cc: Rodrigo Vivi List-Id: intel-gfx@lists.freedesktop.org QXRtLCBvbiBHRU45IGJpZyBjb3JlIHBsYXRmb3JtcyBiZWZvcmUgc2F2aW5nIHRoZSBoaWJlcm5h dGlvbiBpbWFnZSB3ZQp1bmluaXRpYWxpemUgdGhlIGRpc3BsYXksIGRpc2FibGluZyBwb3dlciB3 ZWxscyBtYW51YWxseSwgd2hpbGUgYmVmb3JlCnJlc3RvcmluZyB0aGUgaW1hZ2Ugd2Uga2VlcCB0 aGluZ3MgcG93ZXJlZCAobGV0dGluZyBIVy9ETUMgcG93ZXIgZG93bgp0aGluZ3MgYXMgbmVlZGVk KS4gVGhlIHN0YXRlIG1pc21hdGNoIHdpbGwgdHJpZ2dlciB0aGUgZm9sbG93aW5nIGVycm9yOgoK REMgc3RhdGUgbWlzbWF0Y2ggKDB4MCAtPiAweDIpCgpXaGlsZSB0aGUgcmVzdG9yZSBoYW5kbGVy IGtub3dzIGhvdyB0byBpbml0aWFsaXplIHRoZSBkaXNwbGF5IGZyb20gYW4KdW5rbm93biBzdGF0 ZSAoZHVlIHRvIGEgZGlmZmVyZW50IGxvYWRlciBrZXJuZWwgb3Igbm90IGhhdmluZyBpOTE1Cmxv YWRlZCBpbiB0aGUgbG9hZGVyIGtlcm5lbCkgd2Ugc2hvdWxkIHN0aWxsIHVzZSB0aGUgc2FtZSBz dGF0ZSBmb3IKY29uc2lzdGVuY3kgYmVmb3JlIGltYWdlIHNhdmluZyBhbmQgcmVzdG9yaW5nLiBE byB0aGlzIGJ5IHVuaW5pdGluZyB0aGUKZGlzcGxheSBiZWZvcmUgcmVzdG9yaW5nIHRoZSBpbWFn ZSB0b28uCgpCdWd6aWxsYTogaHR0cHM6Ly9idWdzLmZyZWVkZXNrdG9wLm9yZy9hdHRhY2htZW50 LmNnaT9pZD0xMzMzNzYKUmVwb3J0ZWQtYW5kLXRlc3RlZC1ieTogV2FuZyBXZW5keSA8d2VuZHku d2FuZ0BpbnRlbC5jb20+ClJlcG9ydGVkLWFuZC10ZXN0ZWQtYnk6IEpvb25hcyBMYWh0aW5lbiA8 am9vbmFzLmxhaHRpbmVuQGxpbnV4LmludGVsLmNvbT4KQ2M6IFdhbmcgV2VuZHkgPHdlbmR5Lndh bmdAaW50ZWwuY29tPgpDYzogSm9vbmFzIExhaHRpbmVuIDxqb29uYXMubGFodGluZW5AbGludXgu aW50ZWwuY29tPgpDYzogUm9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29tPgpDYzog VmlsbGUgU3lyamFsYSA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+ClNpZ25lZC1vZmYt Ynk6IEltcmUgRGVhayA8aW1yZS5kZWFrQGludGVsLmNvbT4KCi0tLQoKWyBObyBGaXhlczogbGlu ZSwgc2luY2UgSSdtIG5vdCBhd2FyZSBvZiBhbnkgb3RoZXIgaXNzdWVzIGNhdXNlZCBieSB0aGlz CiAgYmVzaWRlcyB0aGUgZXJyb3IgbWVzc2FnZS4gXQotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZHJ2LmMgfCAyMCArKysrKysrKysrKysrLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDEz IGluc2VydGlvbnMoKyksIDcgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9kcnYuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMKaW5k ZXggNDMxMDAyMjk2MTNjLi5kODE2YmE3MTVjYjYgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfZHJ2LmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuYwpA QCAtMTU3MSw3ICsxNTcxLDcgQEAgc3RhdGljIGludCBpOTE1X2RybV9zdXNwZW5kX2xhdGUoc3Ry dWN0IGRybV9kZXZpY2UgKmRldiwgYm9vbCBoaWJlcm5hdGlvbikKIAogCWludGVsX2Rpc3BsYXlf c2V0X2luaXRfcG93ZXIoZGV2X3ByaXYsIGZhbHNlKTsKIAotCWZ3X2NzciA9ICFJU19HRU45X0xQ KGRldl9wcml2KSAmJgorCWZ3X2NzciA9ICFJU19HRU45X0xQKGRldl9wcml2KSAmJiAhaGliZXJu YXRpb24gJiYKIAkJc3VzcGVuZF90b19pZGxlKGRldl9wcml2KSAmJiBkZXZfcHJpdi0+Y3NyLmRt Y19wYXlsb2FkOwogCS8qCiAJICogSW4gY2FzZSBvZiBmaXJtd2FyZSBhc3Npc3RlZCBjb250ZXh0 IHNhdmUvcmVzdG9yZSBkb24ndCBtYW51YWxseQpAQCAtMjA1NSwxMSArMjA1NSwxNCBAQCBzdGF0 aWMgaW50IGk5MTVfcG1fcmVzdW1lKHN0cnVjdCBkZXZpY2UgKmtkZXYpCiAvKiBmcmVlemU6IGJl Zm9yZSBjcmVhdGluZyB0aGUgaGliZXJuYXRpb25faW1hZ2UgKi8KIHN0YXRpYyBpbnQgaTkxNV9w bV9mcmVlemUoc3RydWN0IGRldmljZSAqa2RldikKIHsKKwlzdHJ1Y3QgZHJtX2RldmljZSAqZGV2 ID0gJmtkZXZfdG9faTkxNShrZGV2KS0+ZHJtOwogCWludCByZXQ7CiAKLQlyZXQgPSBpOTE1X3Bt X3N1c3BlbmQoa2Rldik7Ci0JaWYgKHJldCkKLQkJcmV0dXJuIHJldDsKKwlpZiAoZGV2LT5zd2l0 Y2hfcG93ZXJfc3RhdGUgIT0gRFJNX1NXSVRDSF9QT1dFUl9PRkYpIHsKKwkJcmV0ID0gaTkxNV9k cm1fc3VzcGVuZChkZXYpOworCQlpZiAocmV0KQorCQkJcmV0dXJuIHJldDsKKwl9CiAKIAlyZXQg PSBpOTE1X2dlbV9mcmVlemUoa2Rldl90b19pOTE1KGtkZXYpKTsKIAlpZiAocmV0KQpAQCAtMjA3 MCwxMSArMjA3MywxNCBAQCBzdGF0aWMgaW50IGk5MTVfcG1fZnJlZXplKHN0cnVjdCBkZXZpY2Ug KmtkZXYpCiAKIHN0YXRpYyBpbnQgaTkxNV9wbV9mcmVlemVfbGF0ZShzdHJ1Y3QgZGV2aWNlICpr ZGV2KQogeworCXN0cnVjdCBkcm1fZGV2aWNlICpkZXYgPSAma2Rldl90b19pOTE1KGtkZXYpLT5k cm07CiAJaW50IHJldDsKIAotCXJldCA9IGk5MTVfcG1fc3VzcGVuZF9sYXRlKGtkZXYpOwotCWlm IChyZXQpCi0JCXJldHVybiByZXQ7CisJaWYgKGRldi0+c3dpdGNoX3Bvd2VyX3N0YXRlICE9IERS TV9TV0lUQ0hfUE9XRVJfT0ZGKSB7CisJCXJldCA9IGk5MTVfZHJtX3N1c3BlbmRfbGF0ZShkZXYs IHRydWUpOworCQlpZiAocmV0KQorCQkJcmV0dXJuIHJldDsKKwl9CiAKIAlyZXQgPSBpOTE1X2dl bV9mcmVlemVfbGF0ZShrZGV2X3RvX2k5MTUoa2RldikpOwogCWlmIChyZXQpCi0tIAoyLjEzLjIK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=