From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: [PATCH 4/4] drm/i915: Preserve the state of power wells not explicitly enabled Date: Wed, 15 Feb 2017 13:59:04 +0200 Message-ID: <1487159944-12862-5-git-send-email-imre.deak@intel.com> References: <1487159944-12862-1-git-send-email-imre.deak@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id A1D896E8E4 for ; Wed, 15 Feb 2017 11:59:14 +0000 (UTC) In-Reply-To: <1487159944-12862-1-git-send-email-imre.deak@intel.com> 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 QXRtLCBwb3dlciB3ZWxscyB0aGF0IEJJT1MgaGFzIGVuYWJsZWQsIGJ1dCB3aGljaCB3ZSBkb24n dCBleHBsaWNpdGx5CmVuYWJsZSBkdXJpbmcgcG93ZXIgZG9tYWluIGluaXRpYWxpemF0aW9uIHdv dWxkIGdldCBkaXNhYmxlZCBhcyB3ZSBjbGVhcgp0aGUgQklPUyByZXF1ZXN0IGJpdCBpbiB0aGUg Z2l2ZW4gcG93ZXIgd2VsbCBzeW5jX2h3IGhvb2suIFRvIHByZXZlbnQKdGhpcyBjb3B5IG92ZXIg YW55IHNldCByZXF1ZXN0IGJpdHMgaW4gdGhlIEJJT1MgcmVxdWVzdCByZWdpc3RlciB0byB0aGUK ZHJpdmVyIHJlcXVlc3QgcmVnaXN0ZXIgYW5kIGNsZWFyIHRoZSBCSU9TIHJlcXVlc3QgYml0IG9u bHkgYWZ0ZXJ3YXJkcy4KClRoaXMgZG9lc24ndCBtYWtlIGEgZGlmZmVyZW5jZSBub3csIHNpbmNl IHdlIGVuYWJsZSBhbGwgcG93ZXIgd2VsbHMKZHVyaW5nIHBvd2VyIGRvbWFpbiBpbml0aWFsaXph dGlvbi4gQSBmb2xsb3ctdXAgcGF0Y2hzZXQgd2lsbCBhZGQgcG93ZXIKd2VsbHMgZm9yIHdoaWNo IHRoaXMgaXNuJ3QgdHJ1ZSwgc28gZml4IHVwIHRoZSBpbmNvbnNpc3RlbmN5LgoKQ2M6IEFuZGVy IENvbnNlbHZhbiBkZSBPbGl2ZWlyYSA8Y29uc2VsdmFuMkBnbWFpbC5jb20+CkNjOiBEYXZpZCBX ZWluZWhhbGwgPGRhdmlkLndlaW5laGFsbEBsaW51eC5pbnRlbC5jb20+CkNjOiBWaWxsZSBTeXJq w6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBJbXJl IERlYWsgPGltcmUuZGVha0BpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfcnVudGltZV9wbS5jIHwgMTggKysrKysrKysrKysrLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwg MTIgaW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9ydW50aW1lX3BtLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9ydW50aW1lX3BtLmMKaW5kZXggYjdiMGUwZi4uZTc0NzIxNSAxMDA2NDQKLS0tIGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfcnVudGltZV9wbS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX3J1bnRpbWVfcG0uYwpAQCAtODU1LDEyICs4NTUsMTQgQEAgc3RhdGljIHZvaWQg c2tsX3NldF9wb3dlcl93ZWxsKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKIHN0 YXRpYyB2b2lkIGhzd19wb3dlcl93ZWxsX3N5bmNfaHcoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUg KmRldl9wcml2LAogCQkJCSAgIHN0cnVjdCBpOTE1X3Bvd2VyX3dlbGwgKnBvd2VyX3dlbGwpCiB7 Ci0JLyoKLQkgKiBXZSdyZSB0YWtpbmcgb3ZlciB0aGUgQklPUywgc28gY2xlYXIgYW55IHJlcXVl c3RzIG1hZGUgYnkgaXQgc2luY2UKLQkgKiB0aGUgZHJpdmVyIGlzIGluIGNoYXJnZSBub3cuCi0J ICovCi0JaWYgKEk5MTVfUkVBRChIU1dfUFdSX1dFTExfQklPUykgJiBIU1dfUFdSX1dFTExfRU5B QkxFX1JFUVVFU1QpCisJLyogVGFrZSBvdmVyIHRoZSByZXF1ZXN0IGJpdCBpZiBzZXQgYnkgQklP Uy4gKi8KKwlpZiAoSTkxNV9SRUFEKEhTV19QV1JfV0VMTF9CSU9TKSAmIEhTV19QV1JfV0VMTF9F TkFCTEVfUkVRVUVTVCkgeworCQlpZiAoIShJOTE1X1JFQUQoSFNXX1BXUl9XRUxMX0RSSVZFUikg JgorCQkgICAgICBIU1dfUFdSX1dFTExfRU5BQkxFX1JFUVVFU1QpKQorCQkJSTkxNV9XUklURShI U1dfUFdSX1dFTExfRFJJVkVSLAorCQkJCSAgIEhTV19QV1JfV0VMTF9FTkFCTEVfUkVRVUVTVCk7 CiAJCUk5MTVfV1JJVEUoSFNXX1BXUl9XRUxMX0JJT1MsIDApOworCX0KIH0KIAogc3RhdGljIHZv aWQgaHN3X3Bvd2VyX3dlbGxfZW5hYmxlKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJp diwKQEAgLTg5MCw4ICs4OTIsMTIgQEAgc3RhdGljIHZvaWQgc2tsX3Bvd2VyX3dlbGxfc3luY19o dyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCiAJdWludDMyX3QgbWFzayA9IFNL TF9QT1dFUl9XRUxMX1JFUShwb3dlcl93ZWxsLT5pZCk7CiAJdWludDMyX3QgYmlvc19yZXEgPSBJ OTE1X1JFQUQoSFNXX1BXUl9XRUxMX0JJT1MpOwogCi0JLyogQ2xlYXIgYW55IHJlcXVlc3QgbWFk ZSBieSBCSU9TIGFzIGRyaXZlciBpcyB0YWtpbmcgb3ZlciAqLworCS8qIFRha2Ugb3ZlciB0aGUg cmVxdWVzdCBiaXQgaWYgc2V0IGJ5IEJJT1MuICovCiAJaWYgKGJpb3NfcmVxICYgbWFzaykgewor CQl1aW50MzJfdCBkcnZfcmVxID0gSTkxNV9SRUFEKEhTV19QV1JfV0VMTF9EUklWRVIpOworCisJ CWlmICghKGRydl9yZXEgJiBtYXNrKSkKKwkJCUk5MTVfV1JJVEUoSFNXX1BXUl9XRUxMX0RSSVZF UiwgZHJ2X3JlcSB8IG1hc2spOwogCQlJOTE1X1dSSVRFKEhTV19QV1JfV0VMTF9CSU9TLCBiaW9z X3JlcSAmIH5tYXNrKTsKIAl9CiB9Ci0tIAoyLjUuMAoKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhA bGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==